12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505 |
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
- <html lang="en">
- <head>
- <title>Source code</title>
- <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
- </head>
- <body>
- <div class="sourceContainer">
- <pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
- <span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
- <span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
- <span class="sourceLineNo">004</span> *<a name="line.4"></a>
- <span class="sourceLineNo">005</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.5"></a>
- <span class="sourceLineNo">006</span> *<a name="line.6"></a>
- <span class="sourceLineNo">007</span> * Project Info: http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
- <span class="sourceLineNo">008</span> *<a name="line.8"></a>
- <span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
- <span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
- <span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
- <span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
- <span class="sourceLineNo">013</span> *<a name="line.13"></a>
- <span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
- <span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
- <span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
- <span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
- <span class="sourceLineNo">018</span> *<a name="line.18"></a>
- <span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
- <span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
- <span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,<a name="line.21"></a>
- <span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
- <span class="sourceLineNo">023</span> *<a name="line.23"></a>
- <span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
- <span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
- <span class="sourceLineNo">026</span> *<a name="line.26"></a>
- <span class="sourceLineNo">027</span> * ---------------<a name="line.27"></a>
- <span class="sourceLineNo">028</span> * TimeSeries.java<a name="line.28"></a>
- <span class="sourceLineNo">029</span> * ---------------<a name="line.29"></a>
- <span class="sourceLineNo">030</span> * (C) Copyright 2001-2014, by Object Refinery Limited.<a name="line.30"></a>
- <span class="sourceLineNo">031</span> *<a name="line.31"></a>
- <span class="sourceLineNo">032</span> * Original Author: David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
- <span class="sourceLineNo">033</span> * Contributor(s): Bryan Scott;<a name="line.33"></a>
- <span class="sourceLineNo">034</span> * Nick Guenther;<a name="line.34"></a>
- <span class="sourceLineNo">035</span> *<a name="line.35"></a>
- <span class="sourceLineNo">036</span> * Changes<a name="line.36"></a>
- <span class="sourceLineNo">037</span> * -------<a name="line.37"></a>
- <span class="sourceLineNo">038</span> * 11-Oct-2001 : Version 1 (DG);<a name="line.38"></a>
- <span class="sourceLineNo">039</span> * 14-Nov-2001 : Added listener mechanism (DG);<a name="line.39"></a>
- <span class="sourceLineNo">040</span> * 15-Nov-2001 : Updated argument checking and exceptions in add() method (DG);<a name="line.40"></a>
- <span class="sourceLineNo">041</span> * 29-Nov-2001 : Added properties to describe the domain and range (DG);<a name="line.41"></a>
- <span class="sourceLineNo">042</span> * 07-Dec-2001 : Renamed TimeSeries --> BasicTimeSeries (DG);<a name="line.42"></a>
- <span class="sourceLineNo">043</span> * 01-Mar-2002 : Updated import statements (DG);<a name="line.43"></a>
- <span class="sourceLineNo">044</span> * 28-Mar-2002 : Added a method add(TimePeriod, double) (DG);<a name="line.44"></a>
- <span class="sourceLineNo">045</span> * 27-Aug-2002 : Changed return type of delete method to void (DG);<a name="line.45"></a>
- <span class="sourceLineNo">046</span> * 04-Oct-2002 : Added itemCount and historyCount attributes, fixed errors<a name="line.46"></a>
- <span class="sourceLineNo">047</span> * reported by Checkstyle (DG);<a name="line.47"></a>
- <span class="sourceLineNo">048</span> * 29-Oct-2002 : Added series change notification to addOrUpdate() method (DG);<a name="line.48"></a>
- <span class="sourceLineNo">049</span> * 28-Jan-2003 : Changed name back to TimeSeries (DG);<a name="line.49"></a>
- <span class="sourceLineNo">050</span> * 13-Mar-2003 : Moved to com.jrefinery.data.time package and implemented<a name="line.50"></a>
- <span class="sourceLineNo">051</span> * Serializable (DG);<a name="line.51"></a>
- <span class="sourceLineNo">052</span> * 01-May-2003 : Updated equals() method (see bug report 727575) (DG);<a name="line.52"></a>
- <span class="sourceLineNo">053</span> * 14-Aug-2003 : Added ageHistoryCountItems method (copied existing code for<a name="line.53"></a>
- <span class="sourceLineNo">054</span> * contents) made a method and added to addOrUpdate. Made a<a name="line.54"></a>
- <span class="sourceLineNo">055</span> * public method to enable ageing against a specified time<a name="line.55"></a>
- <span class="sourceLineNo">056</span> * (eg now) as opposed to lastest time in series (BS);<a name="line.56"></a>
- <span class="sourceLineNo">057</span> * 15-Oct-2003 : Added fix for setItemCount method - see bug report 804425.<a name="line.57"></a>
- <span class="sourceLineNo">058</span> * Modified exception message in add() method to be more<a name="line.58"></a>
- <span class="sourceLineNo">059</span> * informative (DG);<a name="line.59"></a>
- <span class="sourceLineNo">060</span> * 13-Apr-2004 : Added clear() method (DG);<a name="line.60"></a>
- <span class="sourceLineNo">061</span> * 21-May-2004 : Added an extra addOrUpdate() method (DG);<a name="line.61"></a>
- <span class="sourceLineNo">062</span> * 15-Jun-2004 : Fixed NullPointerException in equals() method (DG);<a name="line.62"></a>
- <span class="sourceLineNo">063</span> * 29-Nov-2004 : Fixed bug 1075255 (DG);<a name="line.63"></a>
- <span class="sourceLineNo">064</span> * 17-Nov-2005 : Renamed historyCount --> maximumItemAge (DG);<a name="line.64"></a>
- <span class="sourceLineNo">065</span> * 28-Nov-2005 : Changed maximumItemAge from int to long (DG);<a name="line.65"></a>
- <span class="sourceLineNo">066</span> * 01-Dec-2005 : New add methods accept notify flag (DG);<a name="line.66"></a>
- <span class="sourceLineNo">067</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.67"></a>
- <span class="sourceLineNo">068</span> * 24-May-2006 : Improved error handling in createCopy() methods (DG);<a name="line.68"></a>
- <span class="sourceLineNo">069</span> * 01-Sep-2006 : Fixed bugs in removeAgedItems() methods - see bug report<a name="line.69"></a>
- <span class="sourceLineNo">070</span> * 1550045 (DG);<a name="line.70"></a>
- <span class="sourceLineNo">071</span> * 22-Mar-2007 : Simplified getDataItem(RegularTimePeriod) - see patch 1685500<a name="line.71"></a>
- <span class="sourceLineNo">072</span> * by Nick Guenther (DG);<a name="line.72"></a>
- <span class="sourceLineNo">073</span> * 31-Oct-2007 : Implemented faster hashCode() (DG);<a name="line.73"></a>
- <span class="sourceLineNo">074</span> * 21-Nov-2007 : Fixed clone() method (bug 1832432) (DG);<a name="line.74"></a>
- <span class="sourceLineNo">075</span> * 10-Jan-2008 : Fixed createCopy(RegularTimePeriod, RegularTimePeriod) (bug<a name="line.75"></a>
- <span class="sourceLineNo">076</span> * 1864222) (DG);<a name="line.76"></a>
- <span class="sourceLineNo">077</span> * 13-Jan-2009 : Fixed constructors so that timePeriodClass doesn't need to<a name="line.77"></a>
- <span class="sourceLineNo">078</span> * be specified in advance (DG);<a name="line.78"></a>
- <span class="sourceLineNo">079</span> * 26-May-2009 : Added cache for minY and maxY values (DG);<a name="line.79"></a>
- <span class="sourceLineNo">080</span> * 09-Jun-2009 : Ensure that TimeSeriesDataItem objects used in underlying<a name="line.80"></a>
- <span class="sourceLineNo">081</span> * storage are cloned to keep series isolated from external<a name="line.81"></a>
- <span class="sourceLineNo">082</span> * changes (DG);<a name="line.82"></a>
- <span class="sourceLineNo">083</span> * 10-Jun-2009 : Added addOrUpdate(TimeSeriesDataItem) method (DG);<a name="line.83"></a>
- <span class="sourceLineNo">084</span> * 31-Aug-2009 : Clear minY and maxY cache values in createCopy (DG);<a name="line.84"></a>
- <span class="sourceLineNo">085</span> * 03-Dec-2011 : Fixed bug 3446965 which affects the y-range calculation for <a name="line.85"></a>
- <span class="sourceLineNo">086</span> * the series (DG);<a name="line.86"></a>
- <span class="sourceLineNo">087</span> * 02-Jul-2013 : Use ParamChecks (DG);<a name="line.87"></a>
- <span class="sourceLineNo">088</span> * <a name="line.88"></a>
- <span class="sourceLineNo">089</span> */<a name="line.89"></a>
- <span class="sourceLineNo">090</span><a name="line.90"></a>
- <span class="sourceLineNo">091</span>package org.jfree.data.time;<a name="line.91"></a>
- <span class="sourceLineNo">092</span><a name="line.92"></a>
- <span class="sourceLineNo">093</span>import java.io.Serializable;<a name="line.93"></a>
- <span class="sourceLineNo">094</span>import java.lang.reflect.InvocationTargetException;<a name="line.94"></a>
- <span class="sourceLineNo">095</span>import java.lang.reflect.Method;<a name="line.95"></a>
- <span class="sourceLineNo">096</span>import java.util.Calendar;<a name="line.96"></a>
- <span class="sourceLineNo">097</span>import java.util.Collection;<a name="line.97"></a>
- <span class="sourceLineNo">098</span>import java.util.Collections;<a name="line.98"></a>
- <span class="sourceLineNo">099</span>import java.util.Date;<a name="line.99"></a>
- <span class="sourceLineNo">100</span>import java.util.Iterator;<a name="line.100"></a>
- <span class="sourceLineNo">101</span>import java.util.List;<a name="line.101"></a>
- <span class="sourceLineNo">102</span>import java.util.TimeZone;<a name="line.102"></a>
- <span class="sourceLineNo">103</span><a name="line.103"></a>
- <span class="sourceLineNo">104</span>import org.jfree.chart.util.ParamChecks;<a name="line.104"></a>
- <span class="sourceLineNo">105</span>import org.jfree.data.Range;<a name="line.105"></a>
- <span class="sourceLineNo">106</span>import org.jfree.data.general.Series;<a name="line.106"></a>
- <span class="sourceLineNo">107</span>import org.jfree.data.general.SeriesChangeEvent;<a name="line.107"></a>
- <span class="sourceLineNo">108</span>import org.jfree.data.general.SeriesException;<a name="line.108"></a>
- <span class="sourceLineNo">109</span>import org.jfree.util.ObjectUtilities;<a name="line.109"></a>
- <span class="sourceLineNo">110</span><a name="line.110"></a>
- <span class="sourceLineNo">111</span>/**<a name="line.111"></a>
- <span class="sourceLineNo">112</span> * Represents a sequence of zero or more data items in the form (period, value)<a name="line.112"></a>
- <span class="sourceLineNo">113</span> * where 'period' is some instance of a subclass of {@link RegularTimePeriod}.<a name="line.113"></a>
- <span class="sourceLineNo">114</span> * The time series will ensure that (a) all data items have the same type of<a name="line.114"></a>
- <span class="sourceLineNo">115</span> * period (for example, {@link Day}) and (b) that each period appears at<a name="line.115"></a>
- <span class="sourceLineNo">116</span> * most one time in the series.<a name="line.116"></a>
- <span class="sourceLineNo">117</span> */<a name="line.117"></a>
- <span class="sourceLineNo">118</span>public class TimeSeries extends Series implements Cloneable, Serializable {<a name="line.118"></a>
- <span class="sourceLineNo">119</span><a name="line.119"></a>
- <span class="sourceLineNo">120</span> /** For serialization. */<a name="line.120"></a>
- <span class="sourceLineNo">121</span> private static final long serialVersionUID = -5032960206869675528L;<a name="line.121"></a>
- <span class="sourceLineNo">122</span><a name="line.122"></a>
- <span class="sourceLineNo">123</span> /** Default value for the domain description. */<a name="line.123"></a>
- <span class="sourceLineNo">124</span> protected static final String DEFAULT_DOMAIN_DESCRIPTION = "Time";<a name="line.124"></a>
- <span class="sourceLineNo">125</span><a name="line.125"></a>
- <span class="sourceLineNo">126</span> /** Default value for the range description. */<a name="line.126"></a>
- <span class="sourceLineNo">127</span> protected static final String DEFAULT_RANGE_DESCRIPTION = "Value";<a name="line.127"></a>
- <span class="sourceLineNo">128</span><a name="line.128"></a>
- <span class="sourceLineNo">129</span> /** A description of the domain. */<a name="line.129"></a>
- <span class="sourceLineNo">130</span> private String domain;<a name="line.130"></a>
- <span class="sourceLineNo">131</span><a name="line.131"></a>
- <span class="sourceLineNo">132</span> /** A description of the range. */<a name="line.132"></a>
- <span class="sourceLineNo">133</span> private String range;<a name="line.133"></a>
- <span class="sourceLineNo">134</span><a name="line.134"></a>
- <span class="sourceLineNo">135</span> /** The type of period for the data. */<a name="line.135"></a>
- <span class="sourceLineNo">136</span> protected Class timePeriodClass;<a name="line.136"></a>
- <span class="sourceLineNo">137</span><a name="line.137"></a>
- <span class="sourceLineNo">138</span> /** The list of data items in the series. */<a name="line.138"></a>
- <span class="sourceLineNo">139</span> protected List data;<a name="line.139"></a>
- <span class="sourceLineNo">140</span><a name="line.140"></a>
- <span class="sourceLineNo">141</span> /** The maximum number of items for the series. */<a name="line.141"></a>
- <span class="sourceLineNo">142</span> private int maximumItemCount;<a name="line.142"></a>
- <span class="sourceLineNo">143</span><a name="line.143"></a>
- <span class="sourceLineNo">144</span> /**<a name="line.144"></a>
- <span class="sourceLineNo">145</span> * The maximum age of items for the series, specified as a number of<a name="line.145"></a>
- <span class="sourceLineNo">146</span> * time periods.<a name="line.146"></a>
- <span class="sourceLineNo">147</span> */<a name="line.147"></a>
- <span class="sourceLineNo">148</span> private long maximumItemAge;<a name="line.148"></a>
- <span class="sourceLineNo">149</span><a name="line.149"></a>
- <span class="sourceLineNo">150</span> /**<a name="line.150"></a>
- <span class="sourceLineNo">151</span> * The minimum y-value in the series.<a name="line.151"></a>
- <span class="sourceLineNo">152</span> * <a name="line.152"></a>
- <span class="sourceLineNo">153</span> * @since 1.0.14<a name="line.153"></a>
- <span class="sourceLineNo">154</span> */<a name="line.154"></a>
- <span class="sourceLineNo">155</span> private double minY;<a name="line.155"></a>
- <span class="sourceLineNo">156</span><a name="line.156"></a>
- <span class="sourceLineNo">157</span> /**<a name="line.157"></a>
- <span class="sourceLineNo">158</span> * The maximum y-value in the series.<a name="line.158"></a>
- <span class="sourceLineNo">159</span> *<a name="line.159"></a>
- <span class="sourceLineNo">160</span> * @since 1.0.14<a name="line.160"></a>
- <span class="sourceLineNo">161</span> */<a name="line.161"></a>
- <span class="sourceLineNo">162</span> private double maxY;<a name="line.162"></a>
- <span class="sourceLineNo">163</span><a name="line.163"></a>
- <span class="sourceLineNo">164</span> /**<a name="line.164"></a>
- <span class="sourceLineNo">165</span> * Creates a new (empty) time series. By default, a daily time series is<a name="line.165"></a>
- <span class="sourceLineNo">166</span> * created. Use one of the other constructors if you require a different<a name="line.166"></a>
- <span class="sourceLineNo">167</span> * time period.<a name="line.167"></a>
- <span class="sourceLineNo">168</span> *<a name="line.168"></a>
- <span class="sourceLineNo">169</span> * @param name the series name (<code>null</code> not permitted).<a name="line.169"></a>
- <span class="sourceLineNo">170</span> */<a name="line.170"></a>
- <span class="sourceLineNo">171</span> public TimeSeries(Comparable name) {<a name="line.171"></a>
- <span class="sourceLineNo">172</span> this(name, DEFAULT_DOMAIN_DESCRIPTION, DEFAULT_RANGE_DESCRIPTION);<a name="line.172"></a>
- <span class="sourceLineNo">173</span> }<a name="line.173"></a>
- <span class="sourceLineNo">174</span><a name="line.174"></a>
- <span class="sourceLineNo">175</span> /**<a name="line.175"></a>
- <span class="sourceLineNo">176</span> * Creates a new time series that contains no data.<a name="line.176"></a>
- <span class="sourceLineNo">177</span> * <P><a name="line.177"></a>
- <span class="sourceLineNo">178</span> * Descriptions can be specified for the domain and range. One situation<a name="line.178"></a>
- <span class="sourceLineNo">179</span> * where this is helpful is when generating a chart for the time series -<a name="line.179"></a>
- <span class="sourceLineNo">180</span> * axis labels can be taken from the domain and range description.<a name="line.180"></a>
- <span class="sourceLineNo">181</span> *<a name="line.181"></a>
- <span class="sourceLineNo">182</span> * @param name the name of the series (<code>null</code> not permitted).<a name="line.182"></a>
- <span class="sourceLineNo">183</span> * @param domain the domain description (<code>null</code> permitted).<a name="line.183"></a>
- <span class="sourceLineNo">184</span> * @param range the range description (<code>null</code> permitted).<a name="line.184"></a>
- <span class="sourceLineNo">185</span> *<a name="line.185"></a>
- <span class="sourceLineNo">186</span> * @since 1.0.13<a name="line.186"></a>
- <span class="sourceLineNo">187</span> */<a name="line.187"></a>
- <span class="sourceLineNo">188</span> public TimeSeries(Comparable name, String domain, String range) {<a name="line.188"></a>
- <span class="sourceLineNo">189</span> super(name);<a name="line.189"></a>
- <span class="sourceLineNo">190</span> this.domain = domain;<a name="line.190"></a>
- <span class="sourceLineNo">191</span> this.range = range;<a name="line.191"></a>
- <span class="sourceLineNo">192</span> this.timePeriodClass = null;<a name="line.192"></a>
- <span class="sourceLineNo">193</span> this.data = new java.util.ArrayList();<a name="line.193"></a>
- <span class="sourceLineNo">194</span> this.maximumItemCount = Integer.MAX_VALUE;<a name="line.194"></a>
- <span class="sourceLineNo">195</span> this.maximumItemAge = Long.MAX_VALUE;<a name="line.195"></a>
- <span class="sourceLineNo">196</span> this.minY = Double.NaN;<a name="line.196"></a>
- <span class="sourceLineNo">197</span> this.maxY = Double.NaN;<a name="line.197"></a>
- <span class="sourceLineNo">198</span> }<a name="line.198"></a>
- <span class="sourceLineNo">199</span><a name="line.199"></a>
- <span class="sourceLineNo">200</span> /**<a name="line.200"></a>
- <span class="sourceLineNo">201</span> * Returns the domain description.<a name="line.201"></a>
- <span class="sourceLineNo">202</span> *<a name="line.202"></a>
- <span class="sourceLineNo">203</span> * @return The domain description (possibly <code>null</code>).<a name="line.203"></a>
- <span class="sourceLineNo">204</span> *<a name="line.204"></a>
- <span class="sourceLineNo">205</span> * @see #setDomainDescription(String)<a name="line.205"></a>
- <span class="sourceLineNo">206</span> */<a name="line.206"></a>
- <span class="sourceLineNo">207</span> public String getDomainDescription() {<a name="line.207"></a>
- <span class="sourceLineNo">208</span> return this.domain;<a name="line.208"></a>
- <span class="sourceLineNo">209</span> }<a name="line.209"></a>
- <span class="sourceLineNo">210</span><a name="line.210"></a>
- <span class="sourceLineNo">211</span> /**<a name="line.211"></a>
- <span class="sourceLineNo">212</span> * Sets the domain description and sends a <code>PropertyChangeEvent</code><a name="line.212"></a>
- <span class="sourceLineNo">213</span> * (with the property name <code>Domain</code>) to all registered<a name="line.213"></a>
- <span class="sourceLineNo">214</span> * property change listeners.<a name="line.214"></a>
- <span class="sourceLineNo">215</span> *<a name="line.215"></a>
- <span class="sourceLineNo">216</span> * @param description the description (<code>null</code> permitted).<a name="line.216"></a>
- <span class="sourceLineNo">217</span> *<a name="line.217"></a>
- <span class="sourceLineNo">218</span> * @see #getDomainDescription()<a name="line.218"></a>
- <span class="sourceLineNo">219</span> */<a name="line.219"></a>
- <span class="sourceLineNo">220</span> public void setDomainDescription(String description) {<a name="line.220"></a>
- <span class="sourceLineNo">221</span> String old = this.domain;<a name="line.221"></a>
- <span class="sourceLineNo">222</span> this.domain = description;<a name="line.222"></a>
- <span class="sourceLineNo">223</span> firePropertyChange("Domain", old, description);<a name="line.223"></a>
- <span class="sourceLineNo">224</span> }<a name="line.224"></a>
- <span class="sourceLineNo">225</span><a name="line.225"></a>
- <span class="sourceLineNo">226</span> /**<a name="line.226"></a>
- <span class="sourceLineNo">227</span> * Returns the range description.<a name="line.227"></a>
- <span class="sourceLineNo">228</span> *<a name="line.228"></a>
- <span class="sourceLineNo">229</span> * @return The range description (possibly <code>null</code>).<a name="line.229"></a>
- <span class="sourceLineNo">230</span> *<a name="line.230"></a>
- <span class="sourceLineNo">231</span> * @see #setRangeDescription(String)<a name="line.231"></a>
- <span class="sourceLineNo">232</span> */<a name="line.232"></a>
- <span class="sourceLineNo">233</span> public String getRangeDescription() {<a name="line.233"></a>
- <span class="sourceLineNo">234</span> return this.range;<a name="line.234"></a>
- <span class="sourceLineNo">235</span> }<a name="line.235"></a>
- <span class="sourceLineNo">236</span><a name="line.236"></a>
- <span class="sourceLineNo">237</span> /**<a name="line.237"></a>
- <span class="sourceLineNo">238</span> * Sets the range description and sends a <code>PropertyChangeEvent</code><a name="line.238"></a>
- <span class="sourceLineNo">239</span> * (with the property name <code>Range</code>) to all registered listeners.<a name="line.239"></a>
- <span class="sourceLineNo">240</span> *<a name="line.240"></a>
- <span class="sourceLineNo">241</span> * @param description the description (<code>null</code> permitted).<a name="line.241"></a>
- <span class="sourceLineNo">242</span> *<a name="line.242"></a>
- <span class="sourceLineNo">243</span> * @see #getRangeDescription()<a name="line.243"></a>
- <span class="sourceLineNo">244</span> */<a name="line.244"></a>
- <span class="sourceLineNo">245</span> public void setRangeDescription(String description) {<a name="line.245"></a>
- <span class="sourceLineNo">246</span> String old = this.range;<a name="line.246"></a>
- <span class="sourceLineNo">247</span> this.range = description;<a name="line.247"></a>
- <span class="sourceLineNo">248</span> firePropertyChange("Range", old, description);<a name="line.248"></a>
- <span class="sourceLineNo">249</span> }<a name="line.249"></a>
- <span class="sourceLineNo">250</span><a name="line.250"></a>
- <span class="sourceLineNo">251</span> /**<a name="line.251"></a>
- <span class="sourceLineNo">252</span> * Returns the number of items in the series.<a name="line.252"></a>
- <span class="sourceLineNo">253</span> *<a name="line.253"></a>
- <span class="sourceLineNo">254</span> * @return The item count.<a name="line.254"></a>
- <span class="sourceLineNo">255</span> */<a name="line.255"></a>
- <span class="sourceLineNo">256</span> @Override<a name="line.256"></a>
- <span class="sourceLineNo">257</span> public int getItemCount() {<a name="line.257"></a>
- <span class="sourceLineNo">258</span> return this.data.size();<a name="line.258"></a>
- <span class="sourceLineNo">259</span> }<a name="line.259"></a>
- <span class="sourceLineNo">260</span><a name="line.260"></a>
- <span class="sourceLineNo">261</span> /**<a name="line.261"></a>
- <span class="sourceLineNo">262</span> * Returns the list of data items for the series (the list contains<a name="line.262"></a>
- <span class="sourceLineNo">263</span> * {@link TimeSeriesDataItem} objects and is unmodifiable).<a name="line.263"></a>
- <span class="sourceLineNo">264</span> *<a name="line.264"></a>
- <span class="sourceLineNo">265</span> * @return The list of data items.<a name="line.265"></a>
- <span class="sourceLineNo">266</span> */<a name="line.266"></a>
- <span class="sourceLineNo">267</span> public List getItems() {<a name="line.267"></a>
- <span class="sourceLineNo">268</span> // FIXME: perhaps we should clone the data list<a name="line.268"></a>
- <span class="sourceLineNo">269</span> return Collections.unmodifiableList(this.data);<a name="line.269"></a>
- <span class="sourceLineNo">270</span> }<a name="line.270"></a>
- <span class="sourceLineNo">271</span><a name="line.271"></a>
- <span class="sourceLineNo">272</span> /**<a name="line.272"></a>
- <span class="sourceLineNo">273</span> * Returns the maximum number of items that will be retained in the series.<a name="line.273"></a>
- <span class="sourceLineNo">274</span> * The default value is <code>Integer.MAX_VALUE</code>.<a name="line.274"></a>
- <span class="sourceLineNo">275</span> *<a name="line.275"></a>
- <span class="sourceLineNo">276</span> * @return The maximum item count.<a name="line.276"></a>
- <span class="sourceLineNo">277</span> *<a name="line.277"></a>
- <span class="sourceLineNo">278</span> * @see #setMaximumItemCount(int)<a name="line.278"></a>
- <span class="sourceLineNo">279</span> */<a name="line.279"></a>
- <span class="sourceLineNo">280</span> public int getMaximumItemCount() {<a name="line.280"></a>
- <span class="sourceLineNo">281</span> return this.maximumItemCount;<a name="line.281"></a>
- <span class="sourceLineNo">282</span> }<a name="line.282"></a>
- <span class="sourceLineNo">283</span><a name="line.283"></a>
- <span class="sourceLineNo">284</span> /**<a name="line.284"></a>
- <span class="sourceLineNo">285</span> * Sets the maximum number of items that will be retained in the series.<a name="line.285"></a>
- <span class="sourceLineNo">286</span> * If you add a new item to the series such that the number of items will<a name="line.286"></a>
- <span class="sourceLineNo">287</span> * exceed the maximum item count, then the FIRST element in the series is<a name="line.287"></a>
- <span class="sourceLineNo">288</span> * automatically removed, ensuring that the maximum item count is not<a name="line.288"></a>
- <span class="sourceLineNo">289</span> * exceeded.<a name="line.289"></a>
- <span class="sourceLineNo">290</span> *<a name="line.290"></a>
- <span class="sourceLineNo">291</span> * @param maximum the maximum (requires &gt;= 0).<a name="line.291"></a>
- <span class="sourceLineNo">292</span> *<a name="line.292"></a>
- <span class="sourceLineNo">293</span> * @see #getMaximumItemCount()<a name="line.293"></a>
- <span class="sourceLineNo">294</span> */<a name="line.294"></a>
- <span class="sourceLineNo">295</span> public void setMaximumItemCount(int maximum) {<a name="line.295"></a>
- <span class="sourceLineNo">296</span> if (maximum < 0) {<a name="line.296"></a>
- <span class="sourceLineNo">297</span> throw new IllegalArgumentException("Negative 'maximum' argument.");<a name="line.297"></a>
- <span class="sourceLineNo">298</span> }<a name="line.298"></a>
- <span class="sourceLineNo">299</span> this.maximumItemCount = maximum;<a name="line.299"></a>
- <span class="sourceLineNo">300</span> int count = this.data.size();<a name="line.300"></a>
- <span class="sourceLineNo">301</span> if (count > maximum) {<a name="line.301"></a>
- <span class="sourceLineNo">302</span> delete(0, count - maximum - 1);<a name="line.302"></a>
- <span class="sourceLineNo">303</span> }<a name="line.303"></a>
- <span class="sourceLineNo">304</span> }<a name="line.304"></a>
- <span class="sourceLineNo">305</span><a name="line.305"></a>
- <span class="sourceLineNo">306</span> /**<a name="line.306"></a>
- <span class="sourceLineNo">307</span> * Returns the maximum item age (in time periods) for the series.<a name="line.307"></a>
- <span class="sourceLineNo">308</span> *<a name="line.308"></a>
- <span class="sourceLineNo">309</span> * @return The maximum item age.<a name="line.309"></a>
- <span class="sourceLineNo">310</span> *<a name="line.310"></a>
- <span class="sourceLineNo">311</span> * @see #setMaximumItemAge(long)<a name="line.311"></a>
- <span class="sourceLineNo">312</span> */<a name="line.312"></a>
- <span class="sourceLineNo">313</span> public long getMaximumItemAge() {<a name="line.313"></a>
- <span class="sourceLineNo">314</span> return this.maximumItemAge;<a name="line.314"></a>
- <span class="sourceLineNo">315</span> }<a name="line.315"></a>
- <span class="sourceLineNo">316</span><a name="line.316"></a>
- <span class="sourceLineNo">317</span> /**<a name="line.317"></a>
- <span class="sourceLineNo">318</span> * Sets the number of time units in the 'history' for the series. This<a name="line.318"></a>
- <span class="sourceLineNo">319</span> * provides one mechanism for automatically dropping old data from the<a name="line.319"></a>
- <span class="sourceLineNo">320</span> * time series. For example, if a series contains daily data, you might set<a name="line.320"></a>
- <span class="sourceLineNo">321</span> * the history count to 30. Then, when you add a new data item, all data<a name="line.321"></a>
- <span class="sourceLineNo">322</span> * items more than 30 days older than the latest value are automatically<a name="line.322"></a>
- <span class="sourceLineNo">323</span> * dropped from the series.<a name="line.323"></a>
- <span class="sourceLineNo">324</span> *<a name="line.324"></a>
- <span class="sourceLineNo">325</span> * @param periods the number of time periods.<a name="line.325"></a>
- <span class="sourceLineNo">326</span> *<a name="line.326"></a>
- <span class="sourceLineNo">327</span> * @see #getMaximumItemAge()<a name="line.327"></a>
- <span class="sourceLineNo">328</span> */<a name="line.328"></a>
- <span class="sourceLineNo">329</span> public void setMaximumItemAge(long periods) {<a name="line.329"></a>
- <span class="sourceLineNo">330</span> if (periods < 0) {<a name="line.330"></a>
- <span class="sourceLineNo">331</span> throw new IllegalArgumentException("Negative 'periods' argument.");<a name="line.331"></a>
- <span class="sourceLineNo">332</span> }<a name="line.332"></a>
- <span class="sourceLineNo">333</span> this.maximumItemAge = periods;<a name="line.333"></a>
- <span class="sourceLineNo">334</span> removeAgedItems(true); // remove old items and notify if necessary<a name="line.334"></a>
- <span class="sourceLineNo">335</span> }<a name="line.335"></a>
- <span class="sourceLineNo">336</span><a name="line.336"></a>
- <span class="sourceLineNo">337</span> /**<a name="line.337"></a>
- <span class="sourceLineNo">338</span> * Returns the range of y-values in the time series. Any <code>null</code> <a name="line.338"></a>
- <span class="sourceLineNo">339</span> * data values in the series will be ignored (except for the special case <a name="line.339"></a>
- <span class="sourceLineNo">340</span> * where all data values are <code>null</code>, in which case the return <a name="line.340"></a>
- <span class="sourceLineNo">341</span> * value is <code>Range(Double.NaN, Double.NaN)</code>). If the time <a name="line.341"></a>
- <span class="sourceLineNo">342</span> * series contains no items, this method will return <code>null</code>.<a name="line.342"></a>
- <span class="sourceLineNo">343</span> * <a name="line.343"></a>
- <span class="sourceLineNo">344</span> * @return The range of y-values in the time series (possibly <a name="line.344"></a>
- <span class="sourceLineNo">345</span> * <code>null</code>).<a name="line.345"></a>
- <span class="sourceLineNo">346</span> * <a name="line.346"></a>
- <span class="sourceLineNo">347</span> * @since 1.0.18<a name="line.347"></a>
- <span class="sourceLineNo">348</span> */<a name="line.348"></a>
- <span class="sourceLineNo">349</span> public Range findValueRange() {<a name="line.349"></a>
- <span class="sourceLineNo">350</span> if (this.data.isEmpty()) {<a name="line.350"></a>
- <span class="sourceLineNo">351</span> return null;<a name="line.351"></a>
- <span class="sourceLineNo">352</span> }<a name="line.352"></a>
- <span class="sourceLineNo">353</span> return new Range(this.minY, this.maxY);<a name="line.353"></a>
- <span class="sourceLineNo">354</span> }<a name="line.354"></a>
- <span class="sourceLineNo">355</span> <a name="line.355"></a>
- <span class="sourceLineNo">356</span> /**<a name="line.356"></a>
- <span class="sourceLineNo">357</span> * Returns the range of y-values in the time series that fall within <a name="line.357"></a>
- <span class="sourceLineNo">358</span> * the specified range of x-values. This is equivalent to<a name="line.358"></a>
- <span class="sourceLineNo">359</span> * <code>findValueRange(xRange, TimePeriodAnchor.MIDDLE, timeZone)</code>.<a name="line.359"></a>
- <span class="sourceLineNo">360</span> * <a name="line.360"></a>
- <span class="sourceLineNo">361</span> * @param xRange the subrange of x-values (<code>null</code> not <a name="line.361"></a>
- <span class="sourceLineNo">362</span> * permitted).<a name="line.362"></a>
- <span class="sourceLineNo">363</span> * @param timeZone the time zone used to convert x-values to time periods<a name="line.363"></a>
- <span class="sourceLineNo">364</span> * (<code>null</code> not permitted).<a name="line.364"></a>
- <span class="sourceLineNo">365</span> * <a name="line.365"></a>
- <span class="sourceLineNo">366</span> * @return The range. <a name="line.366"></a>
- <span class="sourceLineNo">367</span> * <a name="line.367"></a>
- <span class="sourceLineNo">368</span> * @since 1.0.18<a name="line.368"></a>
- <span class="sourceLineNo">369</span> */<a name="line.369"></a>
- <span class="sourceLineNo">370</span> public Range findValueRange(Range xRange, TimeZone timeZone) {<a name="line.370"></a>
- <span class="sourceLineNo">371</span> return findValueRange(xRange, TimePeriodAnchor.MIDDLE, timeZone);<a name="line.371"></a>
- <span class="sourceLineNo">372</span> }<a name="line.372"></a>
- <span class="sourceLineNo">373</span> <a name="line.373"></a>
- <span class="sourceLineNo">374</span> /**<a name="line.374"></a>
- <span class="sourceLineNo">375</span> * Finds the range of y-values that fall within the specified range of<a name="line.375"></a>
- <span class="sourceLineNo">376</span> * x-values (where the x-values are interpreted as milliseconds since the<a name="line.376"></a>
- <span class="sourceLineNo">377</span> * epoch and converted to time periods using the specified timezone).<a name="line.377"></a>
- <span class="sourceLineNo">378</span> * <a name="line.378"></a>
- <span class="sourceLineNo">379</span> * @param xRange the subset of x-values to use (<code>null</code> not<a name="line.379"></a>
- <span class="sourceLineNo">380</span> * permitted).<a name="line.380"></a>
- <span class="sourceLineNo">381</span> * @param xAnchor the anchor point for the x-values (<code>null</code><a name="line.381"></a>
- <span class="sourceLineNo">382</span> * not permitted).<a name="line.382"></a>
- <span class="sourceLineNo">383</span> * @param zone the time zone (<code>null</code> not permitted).<a name="line.383"></a>
- <span class="sourceLineNo">384</span> * <a name="line.384"></a>
- <span class="sourceLineNo">385</span> * @return The range of y-values.<a name="line.385"></a>
- <span class="sourceLineNo">386</span> * <a name="line.386"></a>
- <span class="sourceLineNo">387</span> * @since 1.0.18<a name="line.387"></a>
- <span class="sourceLineNo">388</span> */<a name="line.388"></a>
- <span class="sourceLineNo">389</span> public Range findValueRange(Range xRange, TimePeriodAnchor xAnchor, <a name="line.389"></a>
- <span class="sourceLineNo">390</span> TimeZone zone) {<a name="line.390"></a>
- <span class="sourceLineNo">391</span> ParamChecks.nullNotPermitted(xRange, "xRange");<a name="line.391"></a>
- <span class="sourceLineNo">392</span> ParamChecks.nullNotPermitted(xAnchor, "xAnchor");<a name="line.392"></a>
- <span class="sourceLineNo">393</span> ParamChecks.nullNotPermitted(zone, "zone");<a name="line.393"></a>
- <span class="sourceLineNo">394</span> if (this.data.isEmpty()) {<a name="line.394"></a>
- <span class="sourceLineNo">395</span> return null;<a name="line.395"></a>
- <span class="sourceLineNo">396</span> }<a name="line.396"></a>
- <span class="sourceLineNo">397</span> Calendar calendar = Calendar.getInstance(zone);<a name="line.397"></a>
- <span class="sourceLineNo">398</span> // since the items are ordered, we could be more clever here and avoid<a name="line.398"></a>
- <span class="sourceLineNo">399</span> // iterating over all the data<a name="line.399"></a>
- <span class="sourceLineNo">400</span> double lowY = Double.POSITIVE_INFINITY;<a name="line.400"></a>
- <span class="sourceLineNo">401</span> double highY = Double.NEGATIVE_INFINITY;<a name="line.401"></a>
- <span class="sourceLineNo">402</span> for (int i = 0; i < this.data.size(); i++) {<a name="line.402"></a>
- <span class="sourceLineNo">403</span> TimeSeriesDataItem item = (TimeSeriesDataItem) this.data.get(i);<a name="line.403"></a>
- <span class="sourceLineNo">404</span> long millis = item.getPeriod().getMillisecond(xAnchor, calendar);<a name="line.404"></a>
- <span class="sourceLineNo">405</span> if (xRange.contains(millis)) {<a name="line.405"></a>
- <span class="sourceLineNo">406</span> Number n = item.getValue();<a name="line.406"></a>
- <span class="sourceLineNo">407</span> if (n != null) {<a name="line.407"></a>
- <span class="sourceLineNo">408</span> double v = n.doubleValue();<a name="line.408"></a>
- <span class="sourceLineNo">409</span> lowY = Math.min(lowY, v);<a name="line.409"></a>
- <span class="sourceLineNo">410</span> highY = Math.max(highY, v);<a name="line.410"></a>
- <span class="sourceLineNo">411</span> }<a name="line.411"></a>
- <span class="sourceLineNo">412</span> }<a name="line.412"></a>
- <span class="sourceLineNo">413</span> }<a name="line.413"></a>
- <span class="sourceLineNo">414</span> if (Double.isInfinite(lowY) && Double.isInfinite(highY)) {<a name="line.414"></a>
- <span class="sourceLineNo">415</span> if (lowY < highY) {<a name="line.415"></a>
- <span class="sourceLineNo">416</span> return new Range(lowY, highY);<a name="line.416"></a>
- <span class="sourceLineNo">417</span> } else {<a name="line.417"></a>
- <span class="sourceLineNo">418</span> return new Range(Double.NaN, Double.NaN);<a name="line.418"></a>
- <span class="sourceLineNo">419</span> }<a name="line.419"></a>
- <span class="sourceLineNo">420</span> }<a name="line.420"></a>
- <span class="sourceLineNo">421</span> return new Range(lowY, highY);<a name="line.421"></a>
- <span class="sourceLineNo">422</span> }<a name="line.422"></a>
- <span class="sourceLineNo">423</span><a name="line.423"></a>
- <span class="sourceLineNo">424</span> /**<a name="line.424"></a>
- <span class="sourceLineNo">425</span> * Returns the smallest y-value in the series, ignoring any <a name="line.425"></a>
- <span class="sourceLineNo">426</span> * <code>null</code> and <code>Double.NaN</code> values. This method <a name="line.426"></a>
- <span class="sourceLineNo">427</span> * returns <code>Double.NaN</code> if there is no smallest y-value (for <a name="line.427"></a>
- <span class="sourceLineNo">428</span> * example, when the series is empty).<a name="line.428"></a>
- <span class="sourceLineNo">429</span> *<a name="line.429"></a>
- <span class="sourceLineNo">430</span> * @return The smallest y-value.<a name="line.430"></a>
- <span class="sourceLineNo">431</span> *<a name="line.431"></a>
- <span class="sourceLineNo">432</span> * @see #getMaxY()<a name="line.432"></a>
- <span class="sourceLineNo">433</span> *<a name="line.433"></a>
- <span class="sourceLineNo">434</span> * @since 1.0.14<a name="line.434"></a>
- <span class="sourceLineNo">435</span> */<a name="line.435"></a>
- <span class="sourceLineNo">436</span> public double getMinY() {<a name="line.436"></a>
- <span class="sourceLineNo">437</span> return this.minY;<a name="line.437"></a>
- <span class="sourceLineNo">438</span> }<a name="line.438"></a>
- <span class="sourceLineNo">439</span><a name="line.439"></a>
- <span class="sourceLineNo">440</span> /**<a name="line.440"></a>
- <span class="sourceLineNo">441</span> * Returns the largest y-value in the series, ignoring any <a name="line.441"></a>
- <span class="sourceLineNo">442</span> * <code>null</code> and <code>Double.NaN</code> values. This method <a name="line.442"></a>
- <span class="sourceLineNo">443</span> * returns <code>Double.NaN</code> if there is no largest y-value<a name="line.443"></a>
- <span class="sourceLineNo">444</span> * (for example, when the series is empty).<a name="line.444"></a>
- <span class="sourceLineNo">445</span> *<a name="line.445"></a>
- <span class="sourceLineNo">446</span> * @return The largest y-value.<a name="line.446"></a>
- <span class="sourceLineNo">447</span> *<a name="line.447"></a>
- <span class="sourceLineNo">448</span> * @see #getMinY()<a name="line.448"></a>
- <span class="sourceLineNo">449</span> *<a name="line.449"></a>
- <span class="sourceLineNo">450</span> * @since 1.0.14<a name="line.450"></a>
- <span class="sourceLineNo">451</span> */<a name="line.451"></a>
- <span class="sourceLineNo">452</span> public double getMaxY() {<a name="line.452"></a>
- <span class="sourceLineNo">453</span> return this.maxY;<a name="line.453"></a>
- <span class="sourceLineNo">454</span> }<a name="line.454"></a>
- <span class="sourceLineNo">455</span><a name="line.455"></a>
- <span class="sourceLineNo">456</span> /**<a name="line.456"></a>
- <span class="sourceLineNo">457</span> * Returns the time period class for this series.<a name="line.457"></a>
- <span class="sourceLineNo">458</span> * <p><a name="line.458"></a>
- <span class="sourceLineNo">459</span> * Only one time period class can be used within a single series (enforced).<a name="line.459"></a>
- <span class="sourceLineNo">460</span> * If you add a data item with a {@link Year} for the time period, then all<a name="line.460"></a>
- <span class="sourceLineNo">461</span> * subsequent data items must also have a {@link Year} for the time period.<a name="line.461"></a>
- <span class="sourceLineNo">462</span> *<a name="line.462"></a>
- <span class="sourceLineNo">463</span> * @return The time period class (may be <code>null</code> but only for<a name="line.463"></a>
- <span class="sourceLineNo">464</span> * an empty series).<a name="line.464"></a>
- <span class="sourceLineNo">465</span> */<a name="line.465"></a>
- <span class="sourceLineNo">466</span> public Class getTimePeriodClass() {<a name="line.466"></a>
- <span class="sourceLineNo">467</span> return this.timePeriodClass;<a name="line.467"></a>
- <span class="sourceLineNo">468</span> }<a name="line.468"></a>
- <span class="sourceLineNo">469</span><a name="line.469"></a>
- <span class="sourceLineNo">470</span> /**<a name="line.470"></a>
- <span class="sourceLineNo">471</span> * Returns a data item from the dataset. Note that the returned object<a name="line.471"></a>
- <span class="sourceLineNo">472</span> * is a clone of the item in the series, so modifying it will have no <a name="line.472"></a>
- <span class="sourceLineNo">473</span> * effect on the data series.<a name="line.473"></a>
- <span class="sourceLineNo">474</span> * <a name="line.474"></a>
- <span class="sourceLineNo">475</span> * @param index the item index.<a name="line.475"></a>
- <span class="sourceLineNo">476</span> * <a name="line.476"></a>
- <span class="sourceLineNo">477</span> * @return The data item.<a name="line.477"></a>
- <span class="sourceLineNo">478</span> */<a name="line.478"></a>
- <span class="sourceLineNo">479</span> public TimeSeriesDataItem getDataItem(int index) {<a name="line.479"></a>
- <span class="sourceLineNo">480</span> TimeSeriesDataItem item = (TimeSeriesDataItem) this.data.get(index);<a name="line.480"></a>
- <span class="sourceLineNo">481</span> return (TimeSeriesDataItem) item.clone();<a name="line.481"></a>
- <span class="sourceLineNo">482</span> }<a name="line.482"></a>
- <span class="sourceLineNo">483</span><a name="line.483"></a>
- <span class="sourceLineNo">484</span> /**<a name="line.484"></a>
- <span class="sourceLineNo">485</span> * Returns the data item for a specific period. Note that the returned<a name="line.485"></a>
- <span class="sourceLineNo">486</span> * object is a clone of the item in the series, so modifying it will have<a name="line.486"></a>
- <span class="sourceLineNo">487</span> * no effect on the data series.<a name="line.487"></a>
- <span class="sourceLineNo">488</span> *<a name="line.488"></a>
- <span class="sourceLineNo">489</span> * @param period the period of interest (<code>null</code> not allowed).<a name="line.489"></a>
- <span class="sourceLineNo">490</span> *<a name="line.490"></a>
- <span class="sourceLineNo">491</span> * @return The data item matching the specified period (or<a name="line.491"></a>
- <span class="sourceLineNo">492</span> * <code>null</code> if there is no match).<a name="line.492"></a>
- <span class="sourceLineNo">493</span> *<a name="line.493"></a>
- <span class="sourceLineNo">494</span> * @see #getDataItem(int)<a name="line.494"></a>
- <span class="sourceLineNo">495</span> */<a name="line.495"></a>
- <span class="sourceLineNo">496</span> public TimeSeriesDataItem getDataItem(RegularTimePeriod period) {<a name="line.496"></a>
- <span class="sourceLineNo">497</span> int index = getIndex(period);<a name="line.497"></a>
- <span class="sourceLineNo">498</span> if (index >= 0) {<a name="line.498"></a>
- <span class="sourceLineNo">499</span> return getDataItem(index);<a name="line.499"></a>
- <span class="sourceLineNo">500</span> }<a name="line.500"></a>
- <span class="sourceLineNo">501</span> return null;<a name="line.501"></a>
- <span class="sourceLineNo">502</span> }<a name="line.502"></a>
- <span class="sourceLineNo">503</span><a name="line.503"></a>
- <span class="sourceLineNo">504</span> /**<a name="line.504"></a>
- <span class="sourceLineNo">505</span> * Returns a data item for the series. This method returns the object<a name="line.505"></a>
- <span class="sourceLineNo">506</span> * that is used for the underlying storage - you should not modify the<a name="line.506"></a>
- <span class="sourceLineNo">507</span> * contents of the returned value unless you know what you are doing.<a name="line.507"></a>
- <span class="sourceLineNo">508</span> *<a name="line.508"></a>
- <span class="sourceLineNo">509</span> * @param index the item index (zero-based).<a name="line.509"></a>
- <span class="sourceLineNo">510</span> *<a name="line.510"></a>
- <span class="sourceLineNo">511</span> * @return The data item.<a name="line.511"></a>
- <span class="sourceLineNo">512</span> *<a name="line.512"></a>
- <span class="sourceLineNo">513</span> * @see #getDataItem(int)<a name="line.513"></a>
- <span class="sourceLineNo">514</span> *<a name="line.514"></a>
- <span class="sourceLineNo">515</span> * @since 1.0.14<a name="line.515"></a>
- <span class="sourceLineNo">516</span> */<a name="line.516"></a>
- <span class="sourceLineNo">517</span> TimeSeriesDataItem getRawDataItem(int index) {<a name="line.517"></a>
- <span class="sourceLineNo">518</span> return (TimeSeriesDataItem) this.data.get(index);<a name="line.518"></a>
- <span class="sourceLineNo">519</span> }<a name="line.519"></a>
- <span class="sourceLineNo">520</span><a name="line.520"></a>
- <span class="sourceLineNo">521</span> /**<a name="line.521"></a>
- <span class="sourceLineNo">522</span> * Returns a data item for the series. This method returns the object<a name="line.522"></a>
- <span class="sourceLineNo">523</span> * that is used for the underlying storage - you should not modify the<a name="line.523"></a>
- <span class="sourceLineNo">524</span> * contents of the returned value unless you know what you are doing.<a name="line.524"></a>
- <span class="sourceLineNo">525</span> *<a name="line.525"></a>
- <span class="sourceLineNo">526</span> * @param period the item index (zero-based).<a name="line.526"></a>
- <span class="sourceLineNo">527</span> *<a name="line.527"></a>
- <span class="sourceLineNo">528</span> * @return The data item.<a name="line.528"></a>
- <span class="sourceLineNo">529</span> *<a name="line.529"></a>
- <span class="sourceLineNo">530</span> * @see #getDataItem(RegularTimePeriod)<a name="line.530"></a>
- <span class="sourceLineNo">531</span> *<a name="line.531"></a>
- <span class="sourceLineNo">532</span> * @since 1.0.14<a name="line.532"></a>
- <span class="sourceLineNo">533</span> */<a name="line.533"></a>
- <span class="sourceLineNo">534</span> TimeSeriesDataItem getRawDataItem(RegularTimePeriod period) {<a name="line.534"></a>
- <span class="sourceLineNo">535</span> int index = getIndex(period);<a name="line.535"></a>
- <span class="sourceLineNo">536</span> if (index >= 0) {<a name="line.536"></a>
- <span class="sourceLineNo">537</span> return (TimeSeriesDataItem) this.data.get(index);<a name="line.537"></a>
- <span class="sourceLineNo">538</span> }<a name="line.538"></a>
- <span class="sourceLineNo">539</span> return null;<a name="line.539"></a>
- <span class="sourceLineNo">540</span> }<a name="line.540"></a>
- <span class="sourceLineNo">541</span><a name="line.541"></a>
- <span class="sourceLineNo">542</span> /**<a name="line.542"></a>
- <span class="sourceLineNo">543</span> * Returns the time period at the specified index.<a name="line.543"></a>
- <span class="sourceLineNo">544</span> *<a name="line.544"></a>
- <span class="sourceLineNo">545</span> * @param index the index of the data item.<a name="line.545"></a>
- <span class="sourceLineNo">546</span> *<a name="line.546"></a>
- <span class="sourceLineNo">547</span> * @return The time period.<a name="line.547"></a>
- <span class="sourceLineNo">548</span> */<a name="line.548"></a>
- <span class="sourceLineNo">549</span> public RegularTimePeriod getTimePeriod(int index) {<a name="line.549"></a>
- <span class="sourceLineNo">550</span> return getRawDataItem(index).getPeriod();<a name="line.550"></a>
- <span class="sourceLineNo">551</span> }<a name="line.551"></a>
- <span class="sourceLineNo">552</span><a name="line.552"></a>
- <span class="sourceLineNo">553</span> /**<a name="line.553"></a>
- <span class="sourceLineNo">554</span> * Returns a time period that would be the next in sequence on the end of<a name="line.554"></a>
- <span class="sourceLineNo">555</span> * the time series.<a name="line.555"></a>
- <span class="sourceLineNo">556</span> *<a name="line.556"></a>
- <span class="sourceLineNo">557</span> * @return The next time period.<a name="line.557"></a>
- <span class="sourceLineNo">558</span> */<a name="line.558"></a>
- <span class="sourceLineNo">559</span> public RegularTimePeriod getNextTimePeriod() {<a name="line.559"></a>
- <span class="sourceLineNo">560</span> RegularTimePeriod last = getTimePeriod(getItemCount() - 1);<a name="line.560"></a>
- <span class="sourceLineNo">561</span> return last.next();<a name="line.561"></a>
- <span class="sourceLineNo">562</span> }<a name="line.562"></a>
- <span class="sourceLineNo">563</span><a name="line.563"></a>
- <span class="sourceLineNo">564</span> /**<a name="line.564"></a>
- <span class="sourceLineNo">565</span> * Returns a collection of all the time periods in the time series.<a name="line.565"></a>
- <span class="sourceLineNo">566</span> *<a name="line.566"></a>
- <span class="sourceLineNo">567</span> * @return A collection of all the time periods.<a name="line.567"></a>
- <span class="sourceLineNo">568</span> */<a name="line.568"></a>
- <span class="sourceLineNo">569</span> public Collection getTimePeriods() {<a name="line.569"></a>
- <span class="sourceLineNo">570</span> Collection result = new java.util.ArrayList();<a name="line.570"></a>
- <span class="sourceLineNo">571</span> for (int i = 0; i < getItemCount(); i++) {<a name="line.571"></a>
- <span class="sourceLineNo">572</span> result.add(getTimePeriod(i));<a name="line.572"></a>
- <span class="sourceLineNo">573</span> }<a name="line.573"></a>
- <span class="sourceLineNo">574</span> return result;<a name="line.574"></a>
- <span class="sourceLineNo">575</span> }<a name="line.575"></a>
- <span class="sourceLineNo">576</span><a name="line.576"></a>
- <span class="sourceLineNo">577</span> /**<a name="line.577"></a>
- <span class="sourceLineNo">578</span> * Returns a collection of time periods in the specified series, but not in<a name="line.578"></a>
- <span class="sourceLineNo">579</span> * this series, and therefore unique to the specified series.<a name="line.579"></a>
- <span class="sourceLineNo">580</span> *<a name="line.580"></a>
- <span class="sourceLineNo">581</span> * @param series the series to check against this one.<a name="line.581"></a>
- <span class="sourceLineNo">582</span> *<a name="line.582"></a>
- <span class="sourceLineNo">583</span> * @return The unique time periods.<a name="line.583"></a>
- <span class="sourceLineNo">584</span> */<a name="line.584"></a>
- <span class="sourceLineNo">585</span> public Collection getTimePeriodsUniqueToOtherSeries(TimeSeries series) {<a name="line.585"></a>
- <span class="sourceLineNo">586</span> Collection result = new java.util.ArrayList();<a name="line.586"></a>
- <span class="sourceLineNo">587</span> for (int i = 0; i < series.getItemCount(); i++) {<a name="line.587"></a>
- <span class="sourceLineNo">588</span> RegularTimePeriod period = series.getTimePeriod(i);<a name="line.588"></a>
- <span class="sourceLineNo">589</span> int index = getIndex(period);<a name="line.589"></a>
- <span class="sourceLineNo">590</span> if (index < 0) {<a name="line.590"></a>
- <span class="sourceLineNo">591</span> result.add(period);<a name="line.591"></a>
- <span class="sourceLineNo">592</span> }<a name="line.592"></a>
- <span class="sourceLineNo">593</span> }<a name="line.593"></a>
- <span class="sourceLineNo">594</span> return result;<a name="line.594"></a>
- <span class="sourceLineNo">595</span> }<a name="line.595"></a>
- <span class="sourceLineNo">596</span><a name="line.596"></a>
- <span class="sourceLineNo">597</span> /**<a name="line.597"></a>
- <span class="sourceLineNo">598</span> * Returns the index for the item (if any) that corresponds to a time<a name="line.598"></a>
- <span class="sourceLineNo">599</span> * period.<a name="line.599"></a>
- <span class="sourceLineNo">600</span> *<a name="line.600"></a>
- <span class="sourceLineNo">601</span> * @param period the time period (<code>null</code> not permitted).<a name="line.601"></a>
- <span class="sourceLineNo">602</span> *<a name="line.602"></a>
- <span class="sourceLineNo">603</span> * @return The index.<a name="line.603"></a>
- <span class="sourceLineNo">604</span> */<a name="line.604"></a>
- <span class="sourceLineNo">605</span> public int getIndex(RegularTimePeriod period) {<a name="line.605"></a>
- <span class="sourceLineNo">606</span> ParamChecks.nullNotPermitted(period, "period");<a name="line.606"></a>
- <span class="sourceLineNo">607</span> TimeSeriesDataItem dummy = new TimeSeriesDataItem(<a name="line.607"></a>
- <span class="sourceLineNo">608</span> period, Integer.MIN_VALUE);<a name="line.608"></a>
- <span class="sourceLineNo">609</span> return Collections.binarySearch(this.data, dummy);<a name="line.609"></a>
- <span class="sourceLineNo">610</span> }<a name="line.610"></a>
- <span class="sourceLineNo">611</span><a name="line.611"></a>
- <span class="sourceLineNo">612</span> /**<a name="line.612"></a>
- <span class="sourceLineNo">613</span> * Returns the value at the specified index.<a name="line.613"></a>
- <span class="sourceLineNo">614</span> *<a name="line.614"></a>
- <span class="sourceLineNo">615</span> * @param index index of a value.<a name="line.615"></a>
- <span class="sourceLineNo">616</span> *<a name="line.616"></a>
- <span class="sourceLineNo">617</span> * @return The value (possibly <code>null</code>).<a name="line.617"></a>
- <span class="sourceLineNo">618</span> */<a name="line.618"></a>
- <span class="sourceLineNo">619</span> public Number getValue(int index) {<a name="line.619"></a>
- <span class="sourceLineNo">620</span> return getRawDataItem(index).getValue();<a name="line.620"></a>
- <span class="sourceLineNo">621</span> }<a name="line.621"></a>
- <span class="sourceLineNo">622</span><a name="line.622"></a>
- <span class="sourceLineNo">623</span> /**<a name="line.623"></a>
- <span class="sourceLineNo">624</span> * Returns the value for a time period. If there is no data item with the<a name="line.624"></a>
- <span class="sourceLineNo">625</span> * specified period, this method will return <code>null</code>.<a name="line.625"></a>
- <span class="sourceLineNo">626</span> *<a name="line.626"></a>
- <span class="sourceLineNo">627</span> * @param period time period (<code>null</code> not permitted).<a name="line.627"></a>
- <span class="sourceLineNo">628</span> *<a name="line.628"></a>
- <span class="sourceLineNo">629</span> * @return The value (possibly <code>null</code>).<a name="line.629"></a>
- <span class="sourceLineNo">630</span> */<a name="line.630"></a>
- <span class="sourceLineNo">631</span> public Number getValue(RegularTimePeriod period) {<a name="line.631"></a>
- <span class="sourceLineNo">632</span> int index = getIndex(period);<a name="line.632"></a>
- <span class="sourceLineNo">633</span> if (index >= 0) {<a name="line.633"></a>
- <span class="sourceLineNo">634</span> return getValue(index);<a name="line.634"></a>
- <span class="sourceLineNo">635</span> }<a name="line.635"></a>
- <span class="sourceLineNo">636</span> return null;<a name="line.636"></a>
- <span class="sourceLineNo">637</span> }<a name="line.637"></a>
- <span class="sourceLineNo">638</span><a name="line.638"></a>
- <span class="sourceLineNo">639</span> /**<a name="line.639"></a>
- <span class="sourceLineNo">640</span> * Adds a data item to the series and sends a {@link SeriesChangeEvent} to<a name="line.640"></a>
- <span class="sourceLineNo">641</span> * all registered listeners.<a name="line.641"></a>
- <span class="sourceLineNo">642</span> *<a name="line.642"></a>
- <span class="sourceLineNo">643</span> * @param item the (timeperiod, value) pair (<code>null</code> not<a name="line.643"></a>
- <span class="sourceLineNo">644</span> * permitted).<a name="line.644"></a>
- <span class="sourceLineNo">645</span> */<a name="line.645"></a>
- <span class="sourceLineNo">646</span> public void add(TimeSeriesDataItem item) {<a name="line.646"></a>
- <span class="sourceLineNo">647</span> add(item, true);<a name="line.647"></a>
- <span class="sourceLineNo">648</span> }<a name="line.648"></a>
- <span class="sourceLineNo">649</span><a name="line.649"></a>
- <span class="sourceLineNo">650</span> /**<a name="line.650"></a>
- <span class="sourceLineNo">651</span> * Adds a data item to the series and sends a {@link SeriesChangeEvent} to<a name="line.651"></a>
- <span class="sourceLineNo">652</span> * all registered listeners.<a name="line.652"></a>
- <span class="sourceLineNo">653</span> *<a name="line.653"></a>
- <span class="sourceLineNo">654</span> * @param item the (timeperiod, value) pair (<code>null</code> not<a name="line.654"></a>
- <span class="sourceLineNo">655</span> * permitted).<a name="line.655"></a>
- <span class="sourceLineNo">656</span> * @param notify notify listeners?<a name="line.656"></a>
- <span class="sourceLineNo">657</span> */<a name="line.657"></a>
- <span class="sourceLineNo">658</span> public void add(TimeSeriesDataItem item, boolean notify) {<a name="line.658"></a>
- <span class="sourceLineNo">659</span> ParamChecks.nullNotPermitted(item, "item");<a name="line.659"></a>
- <span class="sourceLineNo">660</span> item = (TimeSeriesDataItem) item.clone();<a name="line.660"></a>
- <span class="sourceLineNo">661</span> Class c = item.getPeriod().getClass();<a name="line.661"></a>
- <span class="sourceLineNo">662</span> if (this.timePeriodClass == null) {<a name="line.662"></a>
- <span class="sourceLineNo">663</span> this.timePeriodClass = c;<a name="line.663"></a>
- <span class="sourceLineNo">664</span> }<a name="line.664"></a>
- <span class="sourceLineNo">665</span> else if (!this.timePeriodClass.equals(c)) {<a name="line.665"></a>
- <span class="sourceLineNo">666</span> StringBuilder b = new StringBuilder();<a name="line.666"></a>
- <span class="sourceLineNo">667</span> b.append("You are trying to add data where the time period class ");<a name="line.667"></a>
- <span class="sourceLineNo">668</span> b.append("is ");<a name="line.668"></a>
- <span class="sourceLineNo">669</span> b.append(item.getPeriod().getClass().getName());<a name="line.669"></a>
- <span class="sourceLineNo">670</span> b.append(", but the TimeSeries is expecting an instance of ");<a name="line.670"></a>
- <span class="sourceLineNo">671</span> b.append(this.timePeriodClass.getName());<a name="line.671"></a>
- <span class="sourceLineNo">672</span> b.append(".");<a name="line.672"></a>
- <span class="sourceLineNo">673</span> throw new SeriesException(b.toString());<a name="line.673"></a>
- <span class="sourceLineNo">674</span> }<a name="line.674"></a>
- <span class="sourceLineNo">675</span><a name="line.675"></a>
- <span class="sourceLineNo">676</span> // make the change (if it's not a duplicate time period)...<a name="line.676"></a>
- <span class="sourceLineNo">677</span> boolean added = false;<a name="line.677"></a>
- <span class="sourceLineNo">678</span> int count = getItemCount();<a name="line.678"></a>
- <span class="sourceLineNo">679</span> if (count == 0) {<a name="line.679"></a>
- <span class="sourceLineNo">680</span> this.data.add(item);<a name="line.680"></a>
- <span class="sourceLineNo">681</span> added = true;<a name="line.681"></a>
- <span class="sourceLineNo">682</span> }<a name="line.682"></a>
- <span class="sourceLineNo">683</span> else {<a name="line.683"></a>
- <span class="sourceLineNo">684</span> RegularTimePeriod last = getTimePeriod(getItemCount() - 1);<a name="line.684"></a>
- <span class="sourceLineNo">685</span> if (item.getPeriod().compareTo(last) > 0) {<a name="line.685"></a>
- <span class="sourceLineNo">686</span> this.data.add(item);<a name="line.686"></a>
- <span class="sourceLineNo">687</span> added = true;<a name="line.687"></a>
- <span class="sourceLineNo">688</span> }<a name="line.688"></a>
- <span class="sourceLineNo">689</span> else {<a name="line.689"></a>
- <span class="sourceLineNo">690</span> int index = Collections.binarySearch(this.data, item);<a name="line.690"></a>
- <span class="sourceLineNo">691</span> if (index < 0) {<a name="line.691"></a>
- <span class="sourceLineNo">692</span> this.data.add(-index - 1, item);<a name="line.692"></a>
- <span class="sourceLineNo">693</span> added = true;<a name="line.693"></a>
- <span class="sourceLineNo">694</span> }<a name="line.694"></a>
- <span class="sourceLineNo">695</span> else {<a name="line.695"></a>
- <span class="sourceLineNo">696</span> StringBuilder b = new StringBuilder();<a name="line.696"></a>
- <span class="sourceLineNo">697</span> b.append("You are attempting to add an observation for ");<a name="line.697"></a>
- <span class="sourceLineNo">698</span> b.append("the time period ");<a name="line.698"></a>
- <span class="sourceLineNo">699</span> b.append(item.getPeriod().toString());<a name="line.699"></a>
- <span class="sourceLineNo">700</span> b.append(" but the series already contains an observation");<a name="line.700"></a>
- <span class="sourceLineNo">701</span> b.append(" for that time period. Duplicates are not ");<a name="line.701"></a>
- <span class="sourceLineNo">702</span> b.append("permitted. Try using the addOrUpdate() method.");<a name="line.702"></a>
- <span class="sourceLineNo">703</span> throw new SeriesException(b.toString());<a name="line.703"></a>
- <span class="sourceLineNo">704</span> }<a name="line.704"></a>
- <span class="sourceLineNo">705</span> }<a name="line.705"></a>
- <span class="sourceLineNo">706</span> }<a name="line.706"></a>
- <span class="sourceLineNo">707</span> if (added) {<a name="line.707"></a>
- <span class="sourceLineNo">708</span> updateBoundsForAddedItem(item);<a name="line.708"></a>
- <span class="sourceLineNo">709</span> // check if this addition will exceed the maximum item count...<a name="line.709"></a>
- <span class="sourceLineNo">710</span> if (getItemCount() > this.maximumItemCount) {<a name="line.710"></a>
- <span class="sourceLineNo">711</span> TimeSeriesDataItem d = (TimeSeriesDataItem) this.data.remove(0);<a name="line.711"></a>
- <span class="sourceLineNo">712</span> updateBoundsForRemovedItem(d);<a name="line.712"></a>
- <span class="sourceLineNo">713</span> }<a name="line.713"></a>
- <span class="sourceLineNo">714</span><a name="line.714"></a>
- <span class="sourceLineNo">715</span> removeAgedItems(false); // remove old items if necessary, but<a name="line.715"></a>
- <span class="sourceLineNo">716</span> // don't notify anyone, because that<a name="line.716"></a>
- <span class="sourceLineNo">717</span> // happens next anyway...<a name="line.717"></a>
- <span class="sourceLineNo">718</span> if (notify) {<a name="line.718"></a>
- <span class="sourceLineNo">719</span> fireSeriesChanged();<a name="line.719"></a>
- <span class="sourceLineNo">720</span> }<a name="line.720"></a>
- <span class="sourceLineNo">721</span> }<a name="line.721"></a>
- <span class="sourceLineNo">722</span><a name="line.722"></a>
- <span class="sourceLineNo">723</span> }<a name="line.723"></a>
- <span class="sourceLineNo">724</span><a name="line.724"></a>
- <span class="sourceLineNo">725</span> /**<a name="line.725"></a>
- <span class="sourceLineNo">726</span> * Adds a new data item to the series and sends a {@link SeriesChangeEvent}<a name="line.726"></a>
- <span class="sourceLineNo">727</span> * to all registered listeners.<a name="line.727"></a>
- <span class="sourceLineNo">728</span> *<a name="line.728"></a>
- <span class="sourceLineNo">729</span> * @param period the time period (<code>null</code> not permitted).<a name="line.729"></a>
- <span class="sourceLineNo">730</span> * @param value the value.<a name="line.730"></a>
- <span class="sourceLineNo">731</span> */<a name="line.731"></a>
- <span class="sourceLineNo">732</span> public void add(RegularTimePeriod period, double value) {<a name="line.732"></a>
- <span class="sourceLineNo">733</span> // defer argument checking...<a name="line.733"></a>
- <span class="sourceLineNo">734</span> add(period, value, true);<a name="line.734"></a>
- <span class="sourceLineNo">735</span> }<a name="line.735"></a>
- <span class="sourceLineNo">736</span><a name="line.736"></a>
- <span class="sourceLineNo">737</span> /**<a name="line.737"></a>
- <span class="sourceLineNo">738</span> * Adds a new data item to the series and sends a {@link SeriesChangeEvent}<a name="line.738"></a>
- <span class="sourceLineNo">739</span> * to all registered listeners.<a name="line.739"></a>
- <span class="sourceLineNo">740</span> *<a name="line.740"></a>
- <span class="sourceLineNo">741</span> * @param period the time period (<code>null</code> not permitted).<a name="line.741"></a>
- <span class="sourceLineNo">742</span> * @param value the value.<a name="line.742"></a>
- <span class="sourceLineNo">743</span> * @param notify notify listeners?<a name="line.743"></a>
- <span class="sourceLineNo">744</span> */<a name="line.744"></a>
- <span class="sourceLineNo">745</span> public void add(RegularTimePeriod period, double value, boolean notify) {<a name="line.745"></a>
- <span class="sourceLineNo">746</span> // defer argument checking...<a name="line.746"></a>
- <span class="sourceLineNo">747</span> TimeSeriesDataItem item = new TimeSeriesDataItem(period, value);<a name="line.747"></a>
- <span class="sourceLineNo">748</span> add(item, notify);<a name="line.748"></a>
- <span class="sourceLineNo">749</span> }<a name="line.749"></a>
- <span class="sourceLineNo">750</span><a name="line.750"></a>
- <span class="sourceLineNo">751</span> /**<a name="line.751"></a>
- <span class="sourceLineNo">752</span> * Adds a new data item to the series and sends<a name="line.752"></a>
- <span class="sourceLineNo">753</span> * a {@link org.jfree.data.general.SeriesChangeEvent} to all registered<a name="line.753"></a>
- <span class="sourceLineNo">754</span> * listeners.<a name="line.754"></a>
- <span class="sourceLineNo">755</span> *<a name="line.755"></a>
- <span class="sourceLineNo">756</span> * @param period the time period (<code>null</code> not permitted).<a name="line.756"></a>
- <span class="sourceLineNo">757</span> * @param value the value (<code>null</code> permitted).<a name="line.757"></a>
- <span class="sourceLineNo">758</span> */<a name="line.758"></a>
- <span class="sourceLineNo">759</span> public void add(RegularTimePeriod period, Number value) {<a name="line.759"></a>
- <span class="sourceLineNo">760</span> // defer argument checking...<a name="line.760"></a>
- <span class="sourceLineNo">761</span> add(period, value, true);<a name="line.761"></a>
- <span class="sourceLineNo">762</span> }<a name="line.762"></a>
- <span class="sourceLineNo">763</span><a name="line.763"></a>
- <span class="sourceLineNo">764</span> /**<a name="line.764"></a>
- <span class="sourceLineNo">765</span> * Adds a new data item to the series and sends a {@link SeriesChangeEvent}<a name="line.765"></a>
- <span class="sourceLineNo">766</span> * to all registered listeners.<a name="line.766"></a>
- <span class="sourceLineNo">767</span> *<a name="line.767"></a>
- <span class="sourceLineNo">768</span> * @param period the time period (<code>null</code> not permitted).<a name="line.768"></a>
- <span class="sourceLineNo">769</span> * @param value the value (<code>null</code> permitted).<a name="line.769"></a>
- <span class="sourceLineNo">770</span> * @param notify notify listeners?<a name="line.770"></a>
- <span class="sourceLineNo">771</span> */<a name="line.771"></a>
- <span class="sourceLineNo">772</span> public void add(RegularTimePeriod period, Number value, boolean notify) {<a name="line.772"></a>
- <span class="sourceLineNo">773</span> // defer argument checking...<a name="line.773"></a>
- <span class="sourceLineNo">774</span> TimeSeriesDataItem item = new TimeSeriesDataItem(period, value);<a name="line.774"></a>
- <span class="sourceLineNo">775</span> add(item, notify);<a name="line.775"></a>
- <span class="sourceLineNo">776</span> }<a name="line.776"></a>
- <span class="sourceLineNo">777</span><a name="line.777"></a>
- <span class="sourceLineNo">778</span> /**<a name="line.778"></a>
- <span class="sourceLineNo">779</span> * Updates (changes) the value for a time period. Throws a<a name="line.779"></a>
- <span class="sourceLineNo">780</span> * {@link SeriesException} if the period does not exist.<a name="line.780"></a>
- <span class="sourceLineNo">781</span> *<a name="line.781"></a>
- <span class="sourceLineNo">782</span> * @param period the period (<code>null</code> not permitted).<a name="line.782"></a>
- <span class="sourceLineNo">783</span> * @param value the value.<a name="line.783"></a>
- <span class="sourceLineNo">784</span> * <a name="line.784"></a>
- <span class="sourceLineNo">785</span> * @since 1.0.14<a name="line.785"></a>
- <span class="sourceLineNo">786</span> */<a name="line.786"></a>
- <span class="sourceLineNo">787</span> public void update(RegularTimePeriod period, double value) {<a name="line.787"></a>
- <span class="sourceLineNo">788</span> update(period, new Double(value));<a name="line.788"></a>
- <span class="sourceLineNo">789</span> }<a name="line.789"></a>
- <span class="sourceLineNo">790</span><a name="line.790"></a>
- <span class="sourceLineNo">791</span> /**<a name="line.791"></a>
- <span class="sourceLineNo">792</span> * Updates (changes) the value for a time period. Throws a<a name="line.792"></a>
- <span class="sourceLineNo">793</span> * {@link SeriesException} if the period does not exist.<a name="line.793"></a>
- <span class="sourceLineNo">794</span> *<a name="line.794"></a>
- <span class="sourceLineNo">795</span> * @param period the period (<code>null</code> not permitted).<a name="line.795"></a>
- <span class="sourceLineNo">796</span> * @param value the value (<code>null</code> permitted).<a name="line.796"></a>
- <span class="sourceLineNo">797</span> */<a name="line.797"></a>
- <span class="sourceLineNo">798</span> public void update(RegularTimePeriod period, Number value) {<a name="line.798"></a>
- <span class="sourceLineNo">799</span> TimeSeriesDataItem temp = new TimeSeriesDataItem(period, value);<a name="line.799"></a>
- <span class="sourceLineNo">800</span> int index = Collections.binarySearch(this.data, temp);<a name="line.800"></a>
- <span class="sourceLineNo">801</span> if (index < 0) {<a name="line.801"></a>
- <span class="sourceLineNo">802</span> throw new SeriesException("There is no existing value for the "<a name="line.802"></a>
- <span class="sourceLineNo">803</span> + "specified 'period'.");<a name="line.803"></a>
- <span class="sourceLineNo">804</span> }<a name="line.804"></a>
- <span class="sourceLineNo">805</span> update(index, value);<a name="line.805"></a>
- <span class="sourceLineNo">806</span> }<a name="line.806"></a>
- <span class="sourceLineNo">807</span><a name="line.807"></a>
- <span class="sourceLineNo">808</span> /**<a name="line.808"></a>
- <span class="sourceLineNo">809</span> * Updates (changes) the value of a data item.<a name="line.809"></a>
- <span class="sourceLineNo">810</span> *<a name="line.810"></a>
- <span class="sourceLineNo">811</span> * @param index the index of the data item.<a name="line.811"></a>
- <span class="sourceLineNo">812</span> * @param value the new value (<code>null</code> permitted).<a name="line.812"></a>
- <span class="sourceLineNo">813</span> */<a name="line.813"></a>
- <span class="sourceLineNo">814</span> public void update(int index, Number value) {<a name="line.814"></a>
- <span class="sourceLineNo">815</span> TimeSeriesDataItem item = (TimeSeriesDataItem) this.data.get(index);<a name="line.815"></a>
- <span class="sourceLineNo">816</span> boolean iterate = false;<a name="line.816"></a>
- <span class="sourceLineNo">817</span> Number oldYN = item.getValue();<a name="line.817"></a>
- <span class="sourceLineNo">818</span> if (oldYN != null) {<a name="line.818"></a>
- <span class="sourceLineNo">819</span> double oldY = oldYN.doubleValue();<a name="line.819"></a>
- <span class="sourceLineNo">820</span> if (!Double.isNaN(oldY)) {<a name="line.820"></a>
- <span class="sourceLineNo">821</span> iterate = oldY <= this.minY || oldY >= this.maxY;<a name="line.821"></a>
- <span class="sourceLineNo">822</span> }<a name="line.822"></a>
- <span class="sourceLineNo">823</span> }<a name="line.823"></a>
- <span class="sourceLineNo">824</span> item.setValue(value);<a name="line.824"></a>
- <span class="sourceLineNo">825</span> if (iterate) {<a name="line.825"></a>
- <span class="sourceLineNo">826</span> updateMinMaxYByIteration();<a name="line.826"></a>
- <span class="sourceLineNo">827</span> }<a name="line.827"></a>
- <span class="sourceLineNo">828</span> else if (value != null) {<a name="line.828"></a>
- <span class="sourceLineNo">829</span> double yy = value.doubleValue();<a name="line.829"></a>
- <span class="sourceLineNo">830</span> this.minY = minIgnoreNaN(this.minY, yy);<a name="line.830"></a>
- <span class="sourceLineNo">831</span> this.maxY = maxIgnoreNaN(this.maxY, yy);<a name="line.831"></a>
- <span class="sourceLineNo">832</span> }<a name="line.832"></a>
- <span class="sourceLineNo">833</span> fireSeriesChanged();<a name="line.833"></a>
- <span class="sourceLineNo">834</span> }<a name="line.834"></a>
- <span class="sourceLineNo">835</span><a name="line.835"></a>
- <span class="sourceLineNo">836</span> /**<a name="line.836"></a>
- <span class="sourceLineNo">837</span> * Adds or updates data from one series to another. Returns another series<a name="line.837"></a>
- <span class="sourceLineNo">838</span> * containing the values that were overwritten.<a name="line.838"></a>
- <span class="sourceLineNo">839</span> *<a name="line.839"></a>
- <span class="sourceLineNo">840</span> * @param series the series to merge with this.<a name="line.840"></a>
- <span class="sourceLineNo">841</span> *<a name="line.841"></a>
- <span class="sourceLineNo">842</span> * @return A series containing the values that were overwritten.<a name="line.842"></a>
- <span class="sourceLineNo">843</span> */<a name="line.843"></a>
- <span class="sourceLineNo">844</span> public TimeSeries addAndOrUpdate(TimeSeries series) {<a name="line.844"></a>
- <span class="sourceLineNo">845</span> TimeSeries overwritten = new TimeSeries("Overwritten values from: "<a name="line.845"></a>
- <span class="sourceLineNo">846</span> + getKey());<a name="line.846"></a>
- <span class="sourceLineNo">847</span> for (int i = 0; i < series.getItemCount(); i++) {<a name="line.847"></a>
- <span class="sourceLineNo">848</span> TimeSeriesDataItem item = series.getRawDataItem(i);<a name="line.848"></a>
- <span class="sourceLineNo">849</span> TimeSeriesDataItem oldItem = addOrUpdate(item.getPeriod(),<a name="line.849"></a>
- <span class="sourceLineNo">850</span> item.getValue());<a name="line.850"></a>
- <span class="sourceLineNo">851</span> if (oldItem != null) {<a name="line.851"></a>
- <span class="sourceLineNo">852</span> overwritten.add(oldItem);<a name="line.852"></a>
- <span class="sourceLineNo">853</span> }<a name="line.853"></a>
- <span class="sourceLineNo">854</span> }<a name="line.854"></a>
- <span class="sourceLineNo">855</span> return overwritten;<a name="line.855"></a>
- <span class="sourceLineNo">856</span> }<a name="line.856"></a>
- <span class="sourceLineNo">857</span><a name="line.857"></a>
- <span class="sourceLineNo">858</span> /**<a name="line.858"></a>
- <span class="sourceLineNo">859</span> * Adds or updates an item in the times series and sends a<a name="line.859"></a>
- <span class="sourceLineNo">860</span> * {@link SeriesChangeEvent} to all registered listeners.<a name="line.860"></a>
- <span class="sourceLineNo">861</span> *<a name="line.861"></a>
- <span class="sourceLineNo">862</span> * @param period the time period to add/update (<code>null</code> not<a name="line.862"></a>
- <span class="sourceLineNo">863</span> * permitted).<a name="line.863"></a>
- <span class="sourceLineNo">864</span> * @param value the new value.<a name="line.864"></a>
- <span class="sourceLineNo">865</span> *<a name="line.865"></a>
- <span class="sourceLineNo">866</span> * @return A copy of the overwritten data item, or <code>null</code> if no<a name="line.866"></a>
- <span class="sourceLineNo">867</span> * item was overwritten.<a name="line.867"></a>
- <span class="sourceLineNo">868</span> */<a name="line.868"></a>
- <span class="sourceLineNo">869</span> public TimeSeriesDataItem addOrUpdate(RegularTimePeriod period,<a name="line.869"></a>
- <span class="sourceLineNo">870</span> double value) {<a name="line.870"></a>
- <span class="sourceLineNo">871</span> return addOrUpdate(period, new Double(value));<a name="line.871"></a>
- <span class="sourceLineNo">872</span> }<a name="line.872"></a>
- <span class="sourceLineNo">873</span><a name="line.873"></a>
- <span class="sourceLineNo">874</span> /**<a name="line.874"></a>
- <span class="sourceLineNo">875</span> * Adds or updates an item in the times series and sends a<a name="line.875"></a>
- <span class="sourceLineNo">876</span> * {@link SeriesChangeEvent} to all registered listeners.<a name="line.876"></a>
- <span class="sourceLineNo">877</span> *<a name="line.877"></a>
- <span class="sourceLineNo">878</span> * @param period the time period to add/update (<code>null</code> not<a name="line.878"></a>
- <span class="sourceLineNo">879</span> * permitted).<a name="line.879"></a>
- <span class="sourceLineNo">880</span> * @param value the new value (<code>null</code> permitted).<a name="line.880"></a>
- <span class="sourceLineNo">881</span> *<a name="line.881"></a>
- <span class="sourceLineNo">882</span> * @return A copy of the overwritten data item, or <code>null</code> if no<a name="line.882"></a>
- <span class="sourceLineNo">883</span> * item was overwritten.<a name="line.883"></a>
- <span class="sourceLineNo">884</span> */<a name="line.884"></a>
- <span class="sourceLineNo">885</span> public TimeSeriesDataItem addOrUpdate(RegularTimePeriod period,<a name="line.885"></a>
- <span class="sourceLineNo">886</span> Number value) {<a name="line.886"></a>
- <span class="sourceLineNo">887</span> return addOrUpdate(new TimeSeriesDataItem(period, value));<a name="line.887"></a>
- <span class="sourceLineNo">888</span> }<a name="line.888"></a>
- <span class="sourceLineNo">889</span><a name="line.889"></a>
- <span class="sourceLineNo">890</span> /**<a name="line.890"></a>
- <span class="sourceLineNo">891</span> * Adds or updates an item in the times series and sends a<a name="line.891"></a>
- <span class="sourceLineNo">892</span> * {@link SeriesChangeEvent} to all registered listeners.<a name="line.892"></a>
- <span class="sourceLineNo">893</span> *<a name="line.893"></a>
- <span class="sourceLineNo">894</span> * @param item the data item (<code>null</code> not permitted).<a name="line.894"></a>
- <span class="sourceLineNo">895</span> *<a name="line.895"></a>
- <span class="sourceLineNo">896</span> * @return A copy of the overwritten data item, or <code>null</code> if no<a name="line.896"></a>
- <span class="sourceLineNo">897</span> * item was overwritten.<a name="line.897"></a>
- <span class="sourceLineNo">898</span> *<a name="line.898"></a>
- <span class="sourceLineNo">899</span> * @since 1.0.14<a name="line.899"></a>
- <span class="sourceLineNo">900</span> */<a name="line.900"></a>
- <span class="sourceLineNo">901</span> public TimeSeriesDataItem addOrUpdate(TimeSeriesDataItem item) {<a name="line.901"></a>
- <span class="sourceLineNo">902</span><a name="line.902"></a>
- <span class="sourceLineNo">903</span> ParamChecks.nullNotPermitted(item, "item");<a name="line.903"></a>
- <span class="sourceLineNo">904</span> Class periodClass = item.getPeriod().getClass();<a name="line.904"></a>
- <span class="sourceLineNo">905</span> if (this.timePeriodClass == null) {<a name="line.905"></a>
- <span class="sourceLineNo">906</span> this.timePeriodClass = periodClass;<a name="line.906"></a>
- <span class="sourceLineNo">907</span> }<a name="line.907"></a>
- <span class="sourceLineNo">908</span> else if (!this.timePeriodClass.equals(periodClass)) {<a name="line.908"></a>
- <span class="sourceLineNo">909</span> String msg = "You are trying to add data where the time "<a name="line.909"></a>
- <span class="sourceLineNo">910</span> + "period class is " + periodClass.getName()<a name="line.910"></a>
- <span class="sourceLineNo">911</span> + ", but the TimeSeries is expecting an instance of "<a name="line.911"></a>
- <span class="sourceLineNo">912</span> + this.timePeriodClass.getName() + ".";<a name="line.912"></a>
- <span class="sourceLineNo">913</span> throw new SeriesException(msg);<a name="line.913"></a>
- <span class="sourceLineNo">914</span> }<a name="line.914"></a>
- <span class="sourceLineNo">915</span> TimeSeriesDataItem overwritten = null;<a name="line.915"></a>
- <span class="sourceLineNo">916</span> int index = Collections.binarySearch(this.data, item);<a name="line.916"></a>
- <span class="sourceLineNo">917</span> if (index >= 0) {<a name="line.917"></a>
- <span class="sourceLineNo">918</span> TimeSeriesDataItem existing<a name="line.918"></a>
- <span class="sourceLineNo">919</span> = (TimeSeriesDataItem) this.data.get(index);<a name="line.919"></a>
- <span class="sourceLineNo">920</span> overwritten = (TimeSeriesDataItem) existing.clone();<a name="line.920"></a>
- <span class="sourceLineNo">921</span> // figure out if we need to iterate through all the y-values<a name="line.921"></a>
- <span class="sourceLineNo">922</span> // to find the revised minY / maxY<a name="line.922"></a>
- <span class="sourceLineNo">923</span> boolean iterate = false;<a name="line.923"></a>
- <span class="sourceLineNo">924</span> Number oldYN = existing.getValue();<a name="line.924"></a>
- <span class="sourceLineNo">925</span> double oldY = oldYN != null ? oldYN.doubleValue() : Double.NaN;<a name="line.925"></a>
- <span class="sourceLineNo">926</span> if (!Double.isNaN(oldY)) {<a name="line.926"></a>
- <span class="sourceLineNo">927</span> iterate = oldY <= this.minY || oldY >= this.maxY;<a name="line.927"></a>
- <span class="sourceLineNo">928</span> }<a name="line.928"></a>
- <span class="sourceLineNo">929</span> existing.setValue(item.getValue());<a name="line.929"></a>
- <span class="sourceLineNo">930</span> if (iterate) {<a name="line.930"></a>
- <span class="sourceLineNo">931</span> updateMinMaxYByIteration();<a name="line.931"></a>
- <span class="sourceLineNo">932</span> }<a name="line.932"></a>
- <span class="sourceLineNo">933</span> else if (item.getValue() != null) {<a name="line.933"></a>
- <span class="sourceLineNo">934</span> double yy = item.getValue().doubleValue();<a name="line.934"></a>
- <span class="sourceLineNo">935</span> this.minY = minIgnoreNaN(this.minY, yy);<a name="line.935"></a>
- <span class="sourceLineNo">936</span> this.maxY = maxIgnoreNaN(this.maxY, yy);<a name="line.936"></a>
- <span class="sourceLineNo">937</span> }<a name="line.937"></a>
- <span class="sourceLineNo">938</span> }<a name="line.938"></a>
- <span class="sourceLineNo">939</span> else {<a name="line.939"></a>
- <span class="sourceLineNo">940</span> item = (TimeSeriesDataItem) item.clone();<a name="line.940"></a>
- <span class="sourceLineNo">941</span> this.data.add(-index - 1, item);<a name="line.941"></a>
- <span class="sourceLineNo">942</span> updateBoundsForAddedItem(item);<a name="line.942"></a>
- <span class="sourceLineNo">943</span><a name="line.943"></a>
- <span class="sourceLineNo">944</span> // check if this addition will exceed the maximum item count...<a name="line.944"></a>
- <span class="sourceLineNo">945</span> if (getItemCount() > this.maximumItemCount) {<a name="line.945"></a>
- <span class="sourceLineNo">946</span> TimeSeriesDataItem d = (TimeSeriesDataItem) this.data.remove(0);<a name="line.946"></a>
- <span class="sourceLineNo">947</span> updateBoundsForRemovedItem(d);<a name="line.947"></a>
- <span class="sourceLineNo">948</span> }<a name="line.948"></a>
- <span class="sourceLineNo">949</span> }<a name="line.949"></a>
- <span class="sourceLineNo">950</span> removeAgedItems(false); // remove old items if necessary, but<a name="line.950"></a>
- <span class="sourceLineNo">951</span> // don't notify anyone, because that<a name="line.951"></a>
- <span class="sourceLineNo">952</span> // happens next anyway...<a name="line.952"></a>
- <span class="sourceLineNo">953</span> fireSeriesChanged();<a name="line.953"></a>
- <span class="sourceLineNo">954</span> return overwritten;<a name="line.954"></a>
- <span class="sourceLineNo">955</span><a name="line.955"></a>
- <span class="sourceLineNo">956</span> }<a name="line.956"></a>
- <span class="sourceLineNo">957</span><a name="line.957"></a>
- <span class="sourceLineNo">958</span> /**<a name="line.958"></a>
- <span class="sourceLineNo">959</span> * Age items in the series. Ensure that the timespan from the youngest to<a name="line.959"></a>
- <span class="sourceLineNo">960</span> * the oldest record in the series does not exceed maximumItemAge time<a name="line.960"></a>
- <span class="sourceLineNo">961</span> * periods. Oldest items will be removed if required.<a name="line.961"></a>
- <span class="sourceLineNo">962</span> *<a name="line.962"></a>
- <span class="sourceLineNo">963</span> * @param notify controls whether or not a {@link SeriesChangeEvent} is<a name="line.963"></a>
- <span class="sourceLineNo">964</span> * sent to registered listeners IF any items are removed.<a name="line.964"></a>
- <span class="sourceLineNo">965</span> */<a name="line.965"></a>
- <span class="sourceLineNo">966</span> public void removeAgedItems(boolean notify) {<a name="line.966"></a>
- <span class="sourceLineNo">967</span> // check if there are any values earlier than specified by the history<a name="line.967"></a>
- <span class="sourceLineNo">968</span> // count...<a name="line.968"></a>
- <span class="sourceLineNo">969</span> if (getItemCount() > 1) {<a name="line.969"></a>
- <span class="sourceLineNo">970</span> long latest = getTimePeriod(getItemCount() - 1).getSerialIndex();<a name="line.970"></a>
- <span class="sourceLineNo">971</span> boolean removed = false;<a name="line.971"></a>
- <span class="sourceLineNo">972</span> while ((latest - getTimePeriod(0).getSerialIndex())<a name="line.972"></a>
- <span class="sourceLineNo">973</span> > this.maximumItemAge) {<a name="line.973"></a>
- <span class="sourceLineNo">974</span> this.data.remove(0);<a name="line.974"></a>
- <span class="sourceLineNo">975</span> removed = true;<a name="line.975"></a>
- <span class="sourceLineNo">976</span> }<a name="line.976"></a>
- <span class="sourceLineNo">977</span> if (removed) {<a name="line.977"></a>
- <span class="sourceLineNo">978</span> updateMinMaxYByIteration();<a name="line.978"></a>
- <span class="sourceLineNo">979</span> if (notify) {<a name="line.979"></a>
- <span class="sourceLineNo">980</span> fireSeriesChanged();<a name="line.980"></a>
- <span class="sourceLineNo">981</span> }<a name="line.981"></a>
- <span class="sourceLineNo">982</span> }<a name="line.982"></a>
- <span class="sourceLineNo">983</span> }<a name="line.983"></a>
- <span class="sourceLineNo">984</span> }<a name="line.984"></a>
- <span class="sourceLineNo">985</span><a name="line.985"></a>
- <span class="sourceLineNo">986</span> /**<a name="line.986"></a>
- <span class="sourceLineNo">987</span> * Age items in the series. Ensure that the timespan from the supplied<a name="line.987"></a>
- <span class="sourceLineNo">988</span> * time to the oldest record in the series does not exceed history count.<a name="line.988"></a>
- <span class="sourceLineNo">989</span> * oldest items will be removed if required.<a name="line.989"></a>
- <span class="sourceLineNo">990</span> *<a name="line.990"></a>
- <span class="sourceLineNo">991</span> * @param latest the time to be compared against when aging data<a name="line.991"></a>
- <span class="sourceLineNo">992</span> * (specified in milliseconds).<a name="line.992"></a>
- <span class="sourceLineNo">993</span> * @param notify controls whether or not a {@link SeriesChangeEvent} is<a name="line.993"></a>
- <span class="sourceLineNo">994</span> * sent to registered listeners IF any items are removed.<a name="line.994"></a>
- <span class="sourceLineNo">995</span> */<a name="line.995"></a>
- <span class="sourceLineNo">996</span> public void removeAgedItems(long latest, boolean notify) {<a name="line.996"></a>
- <span class="sourceLineNo">997</span> if (this.data.isEmpty()) {<a name="line.997"></a>
- <span class="sourceLineNo">998</span> return; // nothing to do<a name="line.998"></a>
- <span class="sourceLineNo">999</span> }<a name="line.999"></a>
- <span class="sourceLineNo">1000</span> // find the serial index of the period specified by 'latest'<a name="line.1000"></a>
- <span class="sourceLineNo">1001</span> long index = Long.MAX_VALUE;<a name="line.1001"></a>
- <span class="sourceLineNo">1002</span> try {<a name="line.1002"></a>
- <span class="sourceLineNo">1003</span> Method m = RegularTimePeriod.class.getDeclaredMethod(<a name="line.1003"></a>
- <span class="sourceLineNo">1004</span> "createInstance", new Class[] {Class.class, Date.class,<a name="line.1004"></a>
- <span class="sourceLineNo">1005</span> TimeZone.class});<a name="line.1005"></a>
- <span class="sourceLineNo">1006</span> RegularTimePeriod newest = (RegularTimePeriod) m.invoke(<a name="line.1006"></a>
- <span class="sourceLineNo">1007</span> this.timePeriodClass, new Object[] {this.timePeriodClass,<a name="line.1007"></a>
- <span class="sourceLineNo">1008</span> new Date(latest), TimeZone.getDefault()});<a name="line.1008"></a>
- <span class="sourceLineNo">1009</span> index = newest.getSerialIndex();<a name="line.1009"></a>
- <span class="sourceLineNo">1010</span> }<a name="line.1010"></a>
- <span class="sourceLineNo">1011</span> catch (NoSuchMethodException e) {<a name="line.1011"></a>
- <span class="sourceLineNo">1012</span> throw new RuntimeException(e);<a name="line.1012"></a>
- <span class="sourceLineNo">1013</span> }<a name="line.1013"></a>
- <span class="sourceLineNo">1014</span> catch (IllegalAccessException e) {<a name="line.1014"></a>
- <span class="sourceLineNo">1015</span> throw new RuntimeException(e);<a name="line.1015"></a>
- <span class="sourceLineNo">1016</span> }<a name="line.1016"></a>
- <span class="sourceLineNo">1017</span> catch (InvocationTargetException e) {<a name="line.1017"></a>
- <span class="sourceLineNo">1018</span> throw new RuntimeException(e);<a name="line.1018"></a>
- <span class="sourceLineNo">1019</span> }<a name="line.1019"></a>
- <span class="sourceLineNo">1020</span><a name="line.1020"></a>
- <span class="sourceLineNo">1021</span> // check if there are any values earlier than specified by the history<a name="line.1021"></a>
- <span class="sourceLineNo">1022</span> // count...<a name="line.1022"></a>
- <span class="sourceLineNo">1023</span> boolean removed = false;<a name="line.1023"></a>
- <span class="sourceLineNo">1024</span> while (getItemCount() > 0 && (index<a name="line.1024"></a>
- <span class="sourceLineNo">1025</span> - getTimePeriod(0).getSerialIndex()) > this.maximumItemAge) {<a name="line.1025"></a>
- <span class="sourceLineNo">1026</span> this.data.remove(0);<a name="line.1026"></a>
- <span class="sourceLineNo">1027</span> removed = true;<a name="line.1027"></a>
- <span class="sourceLineNo">1028</span> }<a name="line.1028"></a>
- <span class="sourceLineNo">1029</span> if (removed) {<a name="line.1029"></a>
- <span class="sourceLineNo">1030</span> updateMinMaxYByIteration();<a name="line.1030"></a>
- <span class="sourceLineNo">1031</span> if (notify) {<a name="line.1031"></a>
- <span class="sourceLineNo">1032</span> fireSeriesChanged();<a name="line.1032"></a>
- <span class="sourceLineNo">1033</span> }<a name="line.1033"></a>
- <span class="sourceLineNo">1034</span> }<a name="line.1034"></a>
- <span class="sourceLineNo">1035</span> }<a name="line.1035"></a>
- <span class="sourceLineNo">1036</span><a name="line.1036"></a>
- <span class="sourceLineNo">1037</span> /**<a name="line.1037"></a>
- <span class="sourceLineNo">1038</span> * Removes all data items from the series and sends a<a name="line.1038"></a>
- <span class="sourceLineNo">1039</span> * {@link SeriesChangeEvent} to all registered listeners.<a name="line.1039"></a>
- <span class="sourceLineNo">1040</span> */<a name="line.1040"></a>
- <span class="sourceLineNo">1041</span> public void clear() {<a name="line.1041"></a>
- <span class="sourceLineNo">1042</span> if (this.data.size() > 0) {<a name="line.1042"></a>
- <span class="sourceLineNo">1043</span> this.data.clear();<a name="line.1043"></a>
- <span class="sourceLineNo">1044</span> this.timePeriodClass = null;<a name="line.1044"></a>
- <span class="sourceLineNo">1045</span> this.minY = Double.NaN;<a name="line.1045"></a>
- <span class="sourceLineNo">1046</span> this.maxY = Double.NaN;<a name="line.1046"></a>
- <span class="sourceLineNo">1047</span> fireSeriesChanged();<a name="line.1047"></a>
- <span class="sourceLineNo">1048</span> }<a name="line.1048"></a>
- <span class="sourceLineNo">1049</span> }<a name="line.1049"></a>
- <span class="sourceLineNo">1050</span><a name="line.1050"></a>
- <span class="sourceLineNo">1051</span> /**<a name="line.1051"></a>
- <span class="sourceLineNo">1052</span> * Deletes the data item for the given time period and sends a<a name="line.1052"></a>
- <span class="sourceLineNo">1053</span> * {@link SeriesChangeEvent} to all registered listeners. If there is no<a name="line.1053"></a>
- <span class="sourceLineNo">1054</span> * item with the specified time period, this method does nothing.<a name="line.1054"></a>
- <span class="sourceLineNo">1055</span> *<a name="line.1055"></a>
- <span class="sourceLineNo">1056</span> * @param period the period of the item to delete (<code>null</code> not<a name="line.1056"></a>
- <span class="sourceLineNo">1057</span> * permitted).<a name="line.1057"></a>
- <span class="sourceLineNo">1058</span> */<a name="line.1058"></a>
- <span class="sourceLineNo">1059</span> public void delete(RegularTimePeriod period) {<a name="line.1059"></a>
- <span class="sourceLineNo">1060</span> int index = getIndex(period);<a name="line.1060"></a>
- <span class="sourceLineNo">1061</span> if (index >= 0) {<a name="line.1061"></a>
- <span class="sourceLineNo">1062</span> TimeSeriesDataItem item = (TimeSeriesDataItem) this.data.remove(<a name="line.1062"></a>
- <span class="sourceLineNo">1063</span> index);<a name="line.1063"></a>
- <span class="sourceLineNo">1064</span> updateBoundsForRemovedItem(item);<a name="line.1064"></a>
- <span class="sourceLineNo">1065</span> if (this.data.isEmpty()) {<a name="line.1065"></a>
- <span class="sourceLineNo">1066</span> this.timePeriodClass = null;<a name="line.1066"></a>
- <span class="sourceLineNo">1067</span> }<a name="line.1067"></a>
- <span class="sourceLineNo">1068</span> fireSeriesChanged();<a name="line.1068"></a>
- <span class="sourceLineNo">1069</span> }<a name="line.1069"></a>
- <span class="sourceLineNo">1070</span> }<a name="line.1070"></a>
- <span class="sourceLineNo">1071</span><a name="line.1071"></a>
- <span class="sourceLineNo">1072</span> /**<a name="line.1072"></a>
- <span class="sourceLineNo">1073</span> * Deletes data from start until end index (end inclusive).<a name="line.1073"></a>
- <span class="sourceLineNo">1074</span> *<a name="line.1074"></a>
- <span class="sourceLineNo">1075</span> * @param start the index of the first period to delete.<a name="line.1075"></a>
- <span class="sourceLineNo">1076</span> * @param end the index of the last period to delete.<a name="line.1076"></a>
- <span class="sourceLineNo">1077</span> */<a name="line.1077"></a>
- <span class="sourceLineNo">1078</span> public void delete(int start, int end) {<a name="line.1078"></a>
- <span class="sourceLineNo">1079</span> delete(start, end, true);<a name="line.1079"></a>
- <span class="sourceLineNo">1080</span> }<a name="line.1080"></a>
- <span class="sourceLineNo">1081</span><a name="line.1081"></a>
- <span class="sourceLineNo">1082</span> /**<a name="line.1082"></a>
- <span class="sourceLineNo">1083</span> * Deletes data from start until end index (end inclusive).<a name="line.1083"></a>
- <span class="sourceLineNo">1084</span> *<a name="line.1084"></a>
- <span class="sourceLineNo">1085</span> * @param start the index of the first period to delete.<a name="line.1085"></a>
- <span class="sourceLineNo">1086</span> * @param end the index of the last period to delete.<a name="line.1086"></a>
- <span class="sourceLineNo">1087</span> * @param notify notify listeners?<a name="line.1087"></a>
- <span class="sourceLineNo">1088</span> *<a name="line.1088"></a>
- <span class="sourceLineNo">1089</span> * @since 1.0.14<a name="line.1089"></a>
- <span class="sourceLineNo">1090</span> */<a name="line.1090"></a>
- <span class="sourceLineNo">1091</span> public void delete(int start, int end, boolean notify) {<a name="line.1091"></a>
- <span class="sourceLineNo">1092</span> if (end < start) {<a name="line.1092"></a>
- <span class="sourceLineNo">1093</span> throw new IllegalArgumentException("Requires start <= end.");<a name="line.1093"></a>
- <span class="sourceLineNo">1094</span> }<a name="line.1094"></a>
- <span class="sourceLineNo">1095</span> for (int i = 0; i <= (end - start); i++) {<a name="line.1095"></a>
- <span class="sourceLineNo">1096</span> this.data.remove(start);<a name="line.1096"></a>
- <span class="sourceLineNo">1097</span> }<a name="line.1097"></a>
- <span class="sourceLineNo">1098</span> updateMinMaxYByIteration();<a name="line.1098"></a>
- <span class="sourceLineNo">1099</span> if (this.data.isEmpty()) {<a name="line.1099"></a>
- <span class="sourceLineNo">1100</span> this.timePeriodClass = null;<a name="line.1100"></a>
- <span class="sourceLineNo">1101</span> }<a name="line.1101"></a>
- <span class="sourceLineNo">1102</span> if (notify) {<a name="line.1102"></a>
- <span class="sourceLineNo">1103</span> fireSeriesChanged();<a name="line.1103"></a>
- <span class="sourceLineNo">1104</span> }<a name="line.1104"></a>
- <span class="sourceLineNo">1105</span> }<a name="line.1105"></a>
- <span class="sourceLineNo">1106</span><a name="line.1106"></a>
- <span class="sourceLineNo">1107</span> /**<a name="line.1107"></a>
- <span class="sourceLineNo">1108</span> * Returns a clone of the time series.<a name="line.1108"></a>
- <span class="sourceLineNo">1109</span> * <P><a name="line.1109"></a>
- <span class="sourceLineNo">1110</span> * Notes:<a name="line.1110"></a>
- <span class="sourceLineNo">1111</span> * <ul><a name="line.1111"></a>
- <span class="sourceLineNo">1112</span> * <li>no need to clone the domain and range descriptions, since String<a name="line.1112"></a>
- <span class="sourceLineNo">1113</span> * object is immutable;</li><a name="line.1113"></a>
- <span class="sourceLineNo">1114</span> * <li>we pass over to the more general method clone(start, end).</li><a name="line.1114"></a>
- <span class="sourceLineNo">1115</span> * </ul><a name="line.1115"></a>
- <span class="sourceLineNo">1116</span> *<a name="line.1116"></a>
- <span class="sourceLineNo">1117</span> * @return A clone of the time series.<a name="line.1117"></a>
- <span class="sourceLineNo">1118</span> *<a name="line.1118"></a>
- <span class="sourceLineNo">1119</span> * @throws CloneNotSupportedException not thrown by this class, but<a name="line.1119"></a>
- <span class="sourceLineNo">1120</span> * subclasses may differ.<a name="line.1120"></a>
- <span class="sourceLineNo">1121</span> */<a name="line.1121"></a>
- <span class="sourceLineNo">1122</span> @Override<a name="line.1122"></a>
- <span class="sourceLineNo">1123</span> public Object clone() throws CloneNotSupportedException {<a name="line.1123"></a>
- <span class="sourceLineNo">1124</span> TimeSeries clone = (TimeSeries) super.clone();<a name="line.1124"></a>
- <span class="sourceLineNo">1125</span> clone.data = (List) ObjectUtilities.deepClone(this.data);<a name="line.1125"></a>
- <span class="sourceLineNo">1126</span> return clone;<a name="line.1126"></a>
- <span class="sourceLineNo">1127</span> }<a name="line.1127"></a>
- <span class="sourceLineNo">1128</span><a name="line.1128"></a>
- <span class="sourceLineNo">1129</span> /**<a name="line.1129"></a>
- <span class="sourceLineNo">1130</span> * Creates a new timeseries by copying a subset of the data in this time<a name="line.1130"></a>
- <span class="sourceLineNo">1131</span> * series.<a name="line.1131"></a>
- <span class="sourceLineNo">1132</span> *<a name="line.1132"></a>
- <span class="sourceLineNo">1133</span> * @param start the index of the first time period to copy.<a name="line.1133"></a>
- <span class="sourceLineNo">1134</span> * @param end the index of the last time period to copy.<a name="line.1134"></a>
- <span class="sourceLineNo">1135</span> *<a name="line.1135"></a>
- <span class="sourceLineNo">1136</span> * @return A series containing a copy of this times series from start until<a name="line.1136"></a>
- <span class="sourceLineNo">1137</span> * end.<a name="line.1137"></a>
- <span class="sourceLineNo">1138</span> *<a name="line.1138"></a>
- <span class="sourceLineNo">1139</span> * @throws CloneNotSupportedException if there is a cloning problem.<a name="line.1139"></a>
- <span class="sourceLineNo">1140</span> */<a name="line.1140"></a>
- <span class="sourceLineNo">1141</span> public TimeSeries createCopy(int start, int end)<a name="line.1141"></a>
- <span class="sourceLineNo">1142</span> throws CloneNotSupportedException {<a name="line.1142"></a>
- <span class="sourceLineNo">1143</span> if (start < 0) {<a name="line.1143"></a>
- <span class="sourceLineNo">1144</span> throw new IllegalArgumentException("Requires start >= 0.");<a name="line.1144"></a>
- <span class="sourceLineNo">1145</span> }<a name="line.1145"></a>
- <span class="sourceLineNo">1146</span> if (end < start) {<a name="line.1146"></a>
- <span class="sourceLineNo">1147</span> throw new IllegalArgumentException("Requires start <= end.");<a name="line.1147"></a>
- <span class="sourceLineNo">1148</span> }<a name="line.1148"></a>
- <span class="sourceLineNo">1149</span> TimeSeries copy = (TimeSeries) super.clone();<a name="line.1149"></a>
- <span class="sourceLineNo">1150</span> copy.minY = Double.NaN;<a name="line.1150"></a>
- <span class="sourceLineNo">1151</span> copy.maxY = Double.NaN;<a name="line.1151"></a>
- <span class="sourceLineNo">1152</span> copy.data = new java.util.ArrayList();<a name="line.1152"></a>
- <span class="sourceLineNo">1153</span> if (this.data.size() > 0) {<a name="line.1153"></a>
- <span class="sourceLineNo">1154</span> for (int index = start; index <= end; index++) {<a name="line.1154"></a>
- <span class="sourceLineNo">1155</span> TimeSeriesDataItem item<a name="line.1155"></a>
- <span class="sourceLineNo">1156</span> = (TimeSeriesDataItem) this.data.get(index);<a name="line.1156"></a>
- <span class="sourceLineNo">1157</span> TimeSeriesDataItem clone = (TimeSeriesDataItem) item.clone();<a name="line.1157"></a>
- <span class="sourceLineNo">1158</span> try {<a name="line.1158"></a>
- <span class="sourceLineNo">1159</span> copy.add(clone);<a name="line.1159"></a>
- <span class="sourceLineNo">1160</span> }<a name="line.1160"></a>
- <span class="sourceLineNo">1161</span> catch (SeriesException e) {<a name="line.1161"></a>
- <span class="sourceLineNo">1162</span> throw new RuntimeException(e);<a name="line.1162"></a>
- <span class="sourceLineNo">1163</span> }<a name="line.1163"></a>
- <span class="sourceLineNo">1164</span> }<a name="line.1164"></a>
- <span class="sourceLineNo">1165</span> }<a name="line.1165"></a>
- <span class="sourceLineNo">1166</span> return copy;<a name="line.1166"></a>
- <span class="sourceLineNo">1167</span> }<a name="line.1167"></a>
- <span class="sourceLineNo">1168</span><a name="line.1168"></a>
- <span class="sourceLineNo">1169</span> /**<a name="line.1169"></a>
- <span class="sourceLineNo">1170</span> * Creates a new timeseries by copying a subset of the data in this time<a name="line.1170"></a>
- <span class="sourceLineNo">1171</span> * series.<a name="line.1171"></a>
- <span class="sourceLineNo">1172</span> *<a name="line.1172"></a>
- <span class="sourceLineNo">1173</span> * @param start the first time period to copy (<code>null</code> not<a name="line.1173"></a>
- <span class="sourceLineNo">1174</span> * permitted).<a name="line.1174"></a>
- <span class="sourceLineNo">1175</span> * @param end the last time period to copy (<code>null</code> not<a name="line.1175"></a>
- <span class="sourceLineNo">1176</span> * permitted).<a name="line.1176"></a>
- <span class="sourceLineNo">1177</span> *<a name="line.1177"></a>
- <span class="sourceLineNo">1178</span> * @return A time series containing a copy of this time series from start<a name="line.1178"></a>
- <span class="sourceLineNo">1179</span> * until end.<a name="line.1179"></a>
- <span class="sourceLineNo">1180</span> *<a name="line.1180"></a>
- <span class="sourceLineNo">1181</span> * @throws CloneNotSupportedException if there is a cloning problem.<a name="line.1181"></a>
- <span class="sourceLineNo">1182</span> */<a name="line.1182"></a>
- <span class="sourceLineNo">1183</span> public TimeSeries createCopy(RegularTimePeriod start, RegularTimePeriod end)<a name="line.1183"></a>
- <span class="sourceLineNo">1184</span> throws CloneNotSupportedException {<a name="line.1184"></a>
- <span class="sourceLineNo">1185</span><a name="line.1185"></a>
- <span class="sourceLineNo">1186</span> ParamChecks.nullNotPermitted(start, "start");<a name="line.1186"></a>
- <span class="sourceLineNo">1187</span> ParamChecks.nullNotPermitted(end, "end");<a name="line.1187"></a>
- <span class="sourceLineNo">1188</span> if (start.compareTo(end) > 0) {<a name="line.1188"></a>
- <span class="sourceLineNo">1189</span> throw new IllegalArgumentException(<a name="line.1189"></a>
- <span class="sourceLineNo">1190</span> "Requires start on or before end.");<a name="line.1190"></a>
- <span class="sourceLineNo">1191</span> }<a name="line.1191"></a>
- <span class="sourceLineNo">1192</span> boolean emptyRange = false;<a name="line.1192"></a>
- <span class="sourceLineNo">1193</span> int startIndex = getIndex(start);<a name="line.1193"></a>
- <span class="sourceLineNo">1194</span> if (startIndex < 0) {<a name="line.1194"></a>
- <span class="sourceLineNo">1195</span> startIndex = -(startIndex + 1);<a name="line.1195"></a>
- <span class="sourceLineNo">1196</span> if (startIndex == this.data.size()) {<a name="line.1196"></a>
- <span class="sourceLineNo">1197</span> emptyRange = true; // start is after last data item<a name="line.1197"></a>
- <span class="sourceLineNo">1198</span> }<a name="line.1198"></a>
- <span class="sourceLineNo">1199</span> }<a name="line.1199"></a>
- <span class="sourceLineNo">1200</span> int endIndex = getIndex(end);<a name="line.1200"></a>
- <span class="sourceLineNo">1201</span> if (endIndex < 0) { // end period is not in original series<a name="line.1201"></a>
- <span class="sourceLineNo">1202</span> endIndex = -(endIndex + 1); // this is first item AFTER end period<a name="line.1202"></a>
- <span class="sourceLineNo">1203</span> endIndex = endIndex - 1; // so this is last item BEFORE end<a name="line.1203"></a>
- <span class="sourceLineNo">1204</span> }<a name="line.1204"></a>
- <span class="sourceLineNo">1205</span> if ((endIndex < 0) || (endIndex < startIndex)) {<a name="line.1205"></a>
- <span class="sourceLineNo">1206</span> emptyRange = true;<a name="line.1206"></a>
- <span class="sourceLineNo">1207</span> }<a name="line.1207"></a>
- <span class="sourceLineNo">1208</span> if (emptyRange) {<a name="line.1208"></a>
- <span class="sourceLineNo">1209</span> TimeSeries copy = (TimeSeries) super.clone();<a name="line.1209"></a>
- <span class="sourceLineNo">1210</span> copy.data = new java.util.ArrayList();<a name="line.1210"></a>
- <span class="sourceLineNo">1211</span> return copy;<a name="line.1211"></a>
- <span class="sourceLineNo">1212</span> }<a name="line.1212"></a>
- <span class="sourceLineNo">1213</span> return createCopy(startIndex, endIndex);<a name="line.1213"></a>
- <span class="sourceLineNo">1214</span> }<a name="line.1214"></a>
- <span class="sourceLineNo">1215</span><a name="line.1215"></a>
- <span class="sourceLineNo">1216</span> /**<a name="line.1216"></a>
- <span class="sourceLineNo">1217</span> * Tests the series for equality with an arbitrary object.<a name="line.1217"></a>
- <span class="sourceLineNo">1218</span> *<a name="line.1218"></a>
- <span class="sourceLineNo">1219</span> * @param obj the object to test against (<code>null</code> permitted).<a name="line.1219"></a>
- <span class="sourceLineNo">1220</span> *<a name="line.1220"></a>
- <span class="sourceLineNo">1221</span> * @return A boolean.<a name="line.1221"></a>
- <span class="sourceLineNo">1222</span> */<a name="line.1222"></a>
- <span class="sourceLineNo">1223</span> @Override<a name="line.1223"></a>
- <span class="sourceLineNo">1224</span> public boolean equals(Object obj) {<a name="line.1224"></a>
- <span class="sourceLineNo">1225</span> if (obj == this) {<a name="line.1225"></a>
- <span class="sourceLineNo">1226</span> return true;<a name="line.1226"></a>
- <span class="sourceLineNo">1227</span> }<a name="line.1227"></a>
- <span class="sourceLineNo">1228</span> if (!(obj instanceof TimeSeries)) {<a name="line.1228"></a>
- <span class="sourceLineNo">1229</span> return false;<a name="line.1229"></a>
- <span class="sourceLineNo">1230</span> }<a name="line.1230"></a>
- <span class="sourceLineNo">1231</span> TimeSeries that = (TimeSeries) obj;<a name="line.1231"></a>
- <span class="sourceLineNo">1232</span> if (!ObjectUtilities.equal(getDomainDescription(),<a name="line.1232"></a>
- <span class="sourceLineNo">1233</span> that.getDomainDescription())) {<a name="line.1233"></a>
- <span class="sourceLineNo">1234</span> return false;<a name="line.1234"></a>
- <span class="sourceLineNo">1235</span> }<a name="line.1235"></a>
- <span class="sourceLineNo">1236</span> if (!ObjectUtilities.equal(getRangeDescription(),<a name="line.1236"></a>
- <span class="sourceLineNo">1237</span> that.getRangeDescription())) {<a name="line.1237"></a>
- <span class="sourceLineNo">1238</span> return false;<a name="line.1238"></a>
- <span class="sourceLineNo">1239</span> }<a name="line.1239"></a>
- <span class="sourceLineNo">1240</span> if (!ObjectUtilities.equal(this.timePeriodClass,<a name="line.1240"></a>
- <span class="sourceLineNo">1241</span> that.timePeriodClass)) {<a name="line.1241"></a>
- <span class="sourceLineNo">1242</span> return false;<a name="line.1242"></a>
- <span class="sourceLineNo">1243</span> }<a name="line.1243"></a>
- <span class="sourceLineNo">1244</span> if (getMaximumItemAge() != that.getMaximumItemAge()) {<a name="line.1244"></a>
- <span class="sourceLineNo">1245</span> return false;<a name="line.1245"></a>
- <span class="sourceLineNo">1246</span> }<a name="line.1246"></a>
- <span class="sourceLineNo">1247</span> if (getMaximumItemCount() != that.getMaximumItemCount()) {<a name="line.1247"></a>
- <span class="sourceLineNo">1248</span> return false;<a name="line.1248"></a>
- <span class="sourceLineNo">1249</span> }<a name="line.1249"></a>
- <span class="sourceLineNo">1250</span> int count = getItemCount();<a name="line.1250"></a>
- <span class="sourceLineNo">1251</span> if (count != that.getItemCount()) {<a name="line.1251"></a>
- <span class="sourceLineNo">1252</span> return false;<a name="line.1252"></a>
- <span class="sourceLineNo">1253</span> }<a name="line.1253"></a>
- <span class="sourceLineNo">1254</span> if (!ObjectUtilities.equal(this.data, that.data)) {<a name="line.1254"></a>
- <span class="sourceLineNo">1255</span> return false;<a name="line.1255"></a>
- <span class="sourceLineNo">1256</span> }<a name="line.1256"></a>
- <span class="sourceLineNo">1257</span> return super.equals(obj);<a name="line.1257"></a>
- <span class="sourceLineNo">1258</span> }<a name="line.1258"></a>
- <span class="sourceLineNo">1259</span><a name="line.1259"></a>
- <span class="sourceLineNo">1260</span> /**<a name="line.1260"></a>
- <span class="sourceLineNo">1261</span> * Returns a hash code value for the object.<a name="line.1261"></a>
- <span class="sourceLineNo">1262</span> *<a name="line.1262"></a>
- <span class="sourceLineNo">1263</span> * @return The hashcode<a name="line.1263"></a>
- <span class="sourceLineNo">1264</span> */<a name="line.1264"></a>
- <span class="sourceLineNo">1265</span> @Override<a name="line.1265"></a>
- <span class="sourceLineNo">1266</span> public int hashCode() {<a name="line.1266"></a>
- <span class="sourceLineNo">1267</span> int result = super.hashCode();<a name="line.1267"></a>
- <span class="sourceLineNo">1268</span> result = 29 * result + (this.domain != null ? this.domain.hashCode()<a name="line.1268"></a>
- <span class="sourceLineNo">1269</span> : 0);<a name="line.1269"></a>
- <span class="sourceLineNo">1270</span> result = 29 * result + (this.range != null ? this.range.hashCode() : 0);<a name="line.1270"></a>
- <span class="sourceLineNo">1271</span> result = 29 * result + (this.timePeriodClass != null<a name="line.1271"></a>
- <span class="sourceLineNo">1272</span> ? this.timePeriodClass.hashCode() : 0);<a name="line.1272"></a>
- <span class="sourceLineNo">1273</span> // it is too slow to look at every data item, so let's just look at<a name="line.1273"></a>
- <span class="sourceLineNo">1274</span> // the first, middle and last items...<a name="line.1274"></a>
- <span class="sourceLineNo">1275</span> int count = getItemCount();<a name="line.1275"></a>
- <span class="sourceLineNo">1276</span> if (count > 0) {<a name="line.1276"></a>
- <span class="sourceLineNo">1277</span> TimeSeriesDataItem item = getRawDataItem(0);<a name="line.1277"></a>
- <span class="sourceLineNo">1278</span> result = 29 * result + item.hashCode();<a name="line.1278"></a>
- <span class="sourceLineNo">1279</span> }<a name="line.1279"></a>
- <span class="sourceLineNo">1280</span> if (count > 1) {<a name="line.1280"></a>
- <span class="sourceLineNo">1281</span> TimeSeriesDataItem item = getRawDataItem(count - 1);<a name="line.1281"></a>
- <span class="sourceLineNo">1282</span> result = 29 * result + item.hashCode();<a name="line.1282"></a>
- <span class="sourceLineNo">1283</span> }<a name="line.1283"></a>
- <span class="sourceLineNo">1284</span> if (count > 2) {<a name="line.1284"></a>
- <span class="sourceLineNo">1285</span> TimeSeriesDataItem item = getRawDataItem(count / 2);<a name="line.1285"></a>
- <span class="sourceLineNo">1286</span> result = 29 * result + item.hashCode();<a name="line.1286"></a>
- <span class="sourceLineNo">1287</span> }<a name="line.1287"></a>
- <span class="sourceLineNo">1288</span> result = 29 * result + this.maximumItemCount;<a name="line.1288"></a>
- <span class="sourceLineNo">1289</span> result = 29 * result + (int) this.maximumItemAge;<a name="line.1289"></a>
- <span class="sourceLineNo">1290</span> return result;<a name="line.1290"></a>
- <span class="sourceLineNo">1291</span> }<a name="line.1291"></a>
- <span class="sourceLineNo">1292</span><a name="line.1292"></a>
- <span class="sourceLineNo">1293</span> /**<a name="line.1293"></a>
- <span class="sourceLineNo">1294</span> * Updates the cached values for the minimum and maximum data values.<a name="line.1294"></a>
- <span class="sourceLineNo">1295</span> *<a name="line.1295"></a>
- <span class="sourceLineNo">1296</span> * @param item the item added (<code>null</code> not permitted).<a name="line.1296"></a>
- <span class="sourceLineNo">1297</span> *<a name="line.1297"></a>
- <span class="sourceLineNo">1298</span> * @since 1.0.14<a name="line.1298"></a>
- <span class="sourceLineNo">1299</span> */<a name="line.1299"></a>
- <span class="sourceLineNo">1300</span> private void updateBoundsForAddedItem(TimeSeriesDataItem item) {<a name="line.1300"></a>
- <span class="sourceLineNo">1301</span> Number yN = item.getValue();<a name="line.1301"></a>
- <span class="sourceLineNo">1302</span> if (item.getValue() != null) {<a name="line.1302"></a>
- <span class="sourceLineNo">1303</span> double y = yN.doubleValue();<a name="line.1303"></a>
- <span class="sourceLineNo">1304</span> this.minY = minIgnoreNaN(this.minY, y);<a name="line.1304"></a>
- <span class="sourceLineNo">1305</span> this.maxY = maxIgnoreNaN(this.maxY, y);<a name="line.1305"></a>
- <span class="sourceLineNo">1306</span> }<a name="line.1306"></a>
- <span class="sourceLineNo">1307</span> }<a name="line.1307"></a>
- <span class="sourceLineNo">1308</span> <a name="line.1308"></a>
- <span class="sourceLineNo">1309</span> /**<a name="line.1309"></a>
- <span class="sourceLineNo">1310</span> * Updates the cached values for the minimum and maximum data values on<a name="line.1310"></a>
- <span class="sourceLineNo">1311</span> * the basis that the specified item has just been removed.<a name="line.1311"></a>
- <span class="sourceLineNo">1312</span> *<a name="line.1312"></a>
- <span class="sourceLineNo">1313</span> * @param item the item added (<code>null</code> not permitted).<a name="line.1313"></a>
- <span class="sourceLineNo">1314</span> *<a name="line.1314"></a>
- <span class="sourceLineNo">1315</span> * @since 1.0.14<a name="line.1315"></a>
- <span class="sourceLineNo">1316</span> */<a name="line.1316"></a>
- <span class="sourceLineNo">1317</span> private void updateBoundsForRemovedItem(TimeSeriesDataItem item) {<a name="line.1317"></a>
- <span class="sourceLineNo">1318</span> Number yN = item.getValue();<a name="line.1318"></a>
- <span class="sourceLineNo">1319</span> if (yN != null) {<a name="line.1319"></a>
- <span class="sourceLineNo">1320</span> double y = yN.doubleValue();<a name="line.1320"></a>
- <span class="sourceLineNo">1321</span> if (!Double.isNaN(y)) {<a name="line.1321"></a>
- <span class="sourceLineNo">1322</span> if (y <= this.minY || y >= this.maxY) {<a name="line.1322"></a>
- <span class="sourceLineNo">1323</span> updateMinMaxYByIteration();<a name="line.1323"></a>
- <span class="sourceLineNo">1324</span> }<a name="line.1324"></a>
- <span class="sourceLineNo">1325</span> }<a name="line.1325"></a>
- <span class="sourceLineNo">1326</span> }<a name="line.1326"></a>
- <span class="sourceLineNo">1327</span> }<a name="line.1327"></a>
- <span class="sourceLineNo">1328</span><a name="line.1328"></a>
- <span class="sourceLineNo">1329</span> /**<a name="line.1329"></a>
- <span class="sourceLineNo">1330</span> * Finds the bounds of the x and y values for the series, by iterating<a name="line.1330"></a>
- <span class="sourceLineNo">1331</span> * through all the data items.<a name="line.1331"></a>
- <span class="sourceLineNo">1332</span> *<a name="line.1332"></a>
- <span class="sourceLineNo">1333</span> * @since 1.0.14<a name="line.1333"></a>
- <span class="sourceLineNo">1334</span> */<a name="line.1334"></a>
- <span class="sourceLineNo">1335</span> private void updateMinMaxYByIteration() {<a name="line.1335"></a>
- <span class="sourceLineNo">1336</span> this.minY = Double.NaN;<a name="line.1336"></a>
- <span class="sourceLineNo">1337</span> this.maxY = Double.NaN;<a name="line.1337"></a>
- <span class="sourceLineNo">1338</span> Iterator iterator = this.data.iterator();<a name="line.1338"></a>
- <span class="sourceLineNo">1339</span> while (iterator.hasNext()) {<a name="line.1339"></a>
- <span class="sourceLineNo">1340</span> TimeSeriesDataItem item = (TimeSeriesDataItem) iterator.next();<a name="line.1340"></a>
- <span class="sourceLineNo">1341</span> updateBoundsForAddedItem(item);<a name="line.1341"></a>
- <span class="sourceLineNo">1342</span> }<a name="line.1342"></a>
- <span class="sourceLineNo">1343</span> }<a name="line.1343"></a>
- <span class="sourceLineNo">1344</span><a name="line.1344"></a>
- <span class="sourceLineNo">1345</span> /**<a name="line.1345"></a>
- <span class="sourceLineNo">1346</span> * A function to find the minimum of two values, but ignoring any<a name="line.1346"></a>
- <span class="sourceLineNo">1347</span> * Double.NaN values.<a name="line.1347"></a>
- <span class="sourceLineNo">1348</span> *<a name="line.1348"></a>
- <span class="sourceLineNo">1349</span> * @param a the first value.<a name="line.1349"></a>
- <span class="sourceLineNo">1350</span> * @param b the second value.<a name="line.1350"></a>
- <span class="sourceLineNo">1351</span> *<a name="line.1351"></a>
- <span class="sourceLineNo">1352</span> * @return The minimum of the two values.<a name="line.1352"></a>
- <span class="sourceLineNo">1353</span> */<a name="line.1353"></a>
- <span class="sourceLineNo">1354</span> private double minIgnoreNaN(double a, double b) {<a name="line.1354"></a>
- <span class="sourceLineNo">1355</span> if (Double.isNaN(a)) {<a name="line.1355"></a>
- <span class="sourceLineNo">1356</span> return b;<a name="line.1356"></a>
- <span class="sourceLineNo">1357</span> }<a name="line.1357"></a>
- <span class="sourceLineNo">1358</span> if (Double.isNaN(b)) {<a name="line.1358"></a>
- <span class="sourceLineNo">1359</span> return a;<a name="line.1359"></a>
- <span class="sourceLineNo">1360</span> }<a name="line.1360"></a>
- <span class="sourceLineNo">1361</span> return Math.min(a, b);<a name="line.1361"></a>
- <span class="sourceLineNo">1362</span> }<a name="line.1362"></a>
- <span class="sourceLineNo">1363</span><a name="line.1363"></a>
- <span class="sourceLineNo">1364</span> /**<a name="line.1364"></a>
- <span class="sourceLineNo">1365</span> * A function to find the maximum of two values, but ignoring any<a name="line.1365"></a>
- <span class="sourceLineNo">1366</span> * Double.NaN values.<a name="line.1366"></a>
- <span class="sourceLineNo">1367</span> *<a name="line.1367"></a>
- <span class="sourceLineNo">1368</span> * @param a the first value.<a name="line.1368"></a>
- <span class="sourceLineNo">1369</span> * @param b the second value.<a name="line.1369"></a>
- <span class="sourceLineNo">1370</span> *<a name="line.1370"></a>
- <span class="sourceLineNo">1371</span> * @return The maximum of the two values.<a name="line.1371"></a>
- <span class="sourceLineNo">1372</span> */<a name="line.1372"></a>
- <span class="sourceLineNo">1373</span> private double maxIgnoreNaN(double a, double b) {<a name="line.1373"></a>
- <span class="sourceLineNo">1374</span> if (Double.isNaN(a)) {<a name="line.1374"></a>
- <span class="sourceLineNo">1375</span> return b;<a name="line.1375"></a>
- <span class="sourceLineNo">1376</span> }<a name="line.1376"></a>
- <span class="sourceLineNo">1377</span> if (Double.isNaN(b)) {<a name="line.1377"></a>
- <span class="sourceLineNo">1378</span> return a;<a name="line.1378"></a>
- <span class="sourceLineNo">1379</span> }<a name="line.1379"></a>
- <span class="sourceLineNo">1380</span> else {<a name="line.1380"></a>
- <span class="sourceLineNo">1381</span> return Math.max(a, b);<a name="line.1381"></a>
- <span class="sourceLineNo">1382</span> }<a name="line.1382"></a>
- <span class="sourceLineNo">1383</span> }<a name="line.1383"></a>
- <span class="sourceLineNo">1384</span><a name="line.1384"></a>
- <span class="sourceLineNo">1385</span><a name="line.1385"></a>
- <span class="sourceLineNo">1386</span> /**<a name="line.1386"></a>
- <span class="sourceLineNo">1387</span> * Creates a new (empty) time series with the specified name and class<a name="line.1387"></a>
- <span class="sourceLineNo">1388</span> * of {@link RegularTimePeriod}.<a name="line.1388"></a>
- <span class="sourceLineNo">1389</span> *<a name="line.1389"></a>
- <span class="sourceLineNo">1390</span> * @param name the series name (<code>null</code> not permitted).<a name="line.1390"></a>
- <span class="sourceLineNo">1391</span> * @param timePeriodClass the type of time period (<code>null</code> not<a name="line.1391"></a>
- <span class="sourceLineNo">1392</span> * permitted).<a name="line.1392"></a>
- <span class="sourceLineNo">1393</span> *<a name="line.1393"></a>
- <span class="sourceLineNo">1394</span> * @deprecated As of 1.0.13, it is not necessary to specify the<a name="line.1394"></a>
- <span class="sourceLineNo">1395</span> * <code>timePeriodClass</code> as this will be inferred when the<a name="line.1395"></a>
- <span class="sourceLineNo">1396</span> * first data item is added to the dataset.<a name="line.1396"></a>
- <span class="sourceLineNo">1397</span> */<a name="line.1397"></a>
- <span class="sourceLineNo">1398</span> public TimeSeries(Comparable name, Class timePeriodClass) {<a name="line.1398"></a>
- <span class="sourceLineNo">1399</span> this(name, DEFAULT_DOMAIN_DESCRIPTION, DEFAULT_RANGE_DESCRIPTION,<a name="line.1399"></a>
- <span class="sourceLineNo">1400</span> timePeriodClass);<a name="line.1400"></a>
- <span class="sourceLineNo">1401</span> }<a name="line.1401"></a>
- <span class="sourceLineNo">1402</span><a name="line.1402"></a>
- <span class="sourceLineNo">1403</span> /**<a name="line.1403"></a>
- <span class="sourceLineNo">1404</span> * Creates a new time series that contains no data.<a name="line.1404"></a>
- <span class="sourceLineNo">1405</span> * <P><a name="line.1405"></a>
- <span class="sourceLineNo">1406</span> * Descriptions can be specified for the domain and range. One situation<a name="line.1406"></a>
- <span class="sourceLineNo">1407</span> * where this is helpful is when generating a chart for the time series -<a name="line.1407"></a>
- <span class="sourceLineNo">1408</span> * axis labels can be taken from the domain and range description.<a name="line.1408"></a>
- <span class="sourceLineNo">1409</span> *<a name="line.1409"></a>
- <span class="sourceLineNo">1410</span> * @param name the name of the series (<code>null</code> not permitted).<a name="line.1410"></a>
- <span class="sourceLineNo">1411</span> * @param domain the domain description (<code>null</code> permitted).<a name="line.1411"></a>
- <span class="sourceLineNo">1412</span> * @param range the range description (<code>null</code> permitted).<a name="line.1412"></a>
- <span class="sourceLineNo">1413</span> * @param timePeriodClass the type of time period (<code>null</code> not<a name="line.1413"></a>
- <span class="sourceLineNo">1414</span> * permitted).<a name="line.1414"></a>
- <span class="sourceLineNo">1415</span> *<a name="line.1415"></a>
- <span class="sourceLineNo">1416</span> * @deprecated As of 1.0.13, it is not necessary to specify the<a name="line.1416"></a>
- <span class="sourceLineNo">1417</span> * <code>timePeriodClass</code> as this will be inferred when the<a name="line.1417"></a>
- <span class="sourceLineNo">1418</span> * first data item is added to the dataset.<a name="line.1418"></a>
- <span class="sourceLineNo">1419</span> */<a name="line.1419"></a>
- <span class="sourceLineNo">1420</span> public TimeSeries(Comparable name, String domain, String range,<a name="line.1420"></a>
- <span class="sourceLineNo">1421</span> Class timePeriodClass) {<a name="line.1421"></a>
- <span class="sourceLineNo">1422</span> super(name);<a name="line.1422"></a>
- <span class="sourceLineNo">1423</span> this.domain = domain;<a name="line.1423"></a>
- <span class="sourceLineNo">1424</span> this.range = range;<a name="line.1424"></a>
- <span class="sourceLineNo">1425</span> this.timePeriodClass = timePeriodClass;<a name="line.1425"></a>
- <span class="sourceLineNo">1426</span> this.data = new java.util.ArrayList();<a name="line.1426"></a>
- <span class="sourceLineNo">1427</span> this.maximumItemCount = Integer.MAX_VALUE;<a name="line.1427"></a>
- <span class="sourceLineNo">1428</span> this.maximumItemAge = Long.MAX_VALUE;<a name="line.1428"></a>
- <span class="sourceLineNo">1429</span> this.minY = Double.NaN;<a name="line.1429"></a>
- <span class="sourceLineNo">1430</span> this.maxY = Double.NaN;<a name="line.1430"></a>
- <span class="sourceLineNo">1431</span> }<a name="line.1431"></a>
- <span class="sourceLineNo">1432</span><a name="line.1432"></a>
- <span class="sourceLineNo">1433</span>}<a name="line.1433"></a>
- </pre>
- </div>
- </body>
- </html>
|