ArArchiveInputStream.html 23 KB

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  84. <div class="header">
  85. <div class="subTitle">org.apache.commons.compress.archivers.ar</div>
  86. <h2 title="Class ArArchiveInputStream" class="title">Class ArArchiveInputStream</h2>
  87. </div>
  88. <div class="contentContainer">
  89. <ul class="inheritance">
  90. <li><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
  91. <li>
  92. <ul class="inheritance">
  93. <li><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">java.io.InputStream</a></li>
  94. <li>
  95. <ul class="inheritance">
  96. <li><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html" title="class in org.apache.commons.compress.archivers">org.apache.commons.compress.archivers.ArchiveInputStream</a></li>
  97. <li>
  98. <ul class="inheritance">
  99. <li>org.apache.commons.compress.archivers.ar.ArArchiveInputStream</li>
  100. </ul>
  101. </li>
  102. </ul>
  103. </li>
  104. </ul>
  105. </li>
  106. </ul>
  107. <div class="description">
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  111. <dt>All Implemented Interfaces:</dt>
  112. <dd><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></dd>
  113. </dl>
  114. <hr>
  115. <br>
  116. <pre>public class <a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.36">ArArchiveInputStream</a>
  117. extends <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html" title="class in org.apache.commons.compress.archivers">ArchiveInputStream</a></pre>
  118. <div class="block">Implements the "ar" archive format as an input stream.</div>
  119. <dl><dt><span class="strong">This class is not thread-safe</span></dt>
  120. <dd></dd></dl>
  121. </li>
  122. </ul>
  123. </div>
  124. <div class="summary">
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  127. <!-- ======== CONSTRUCTOR SUMMARY ======== -->
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  130. <!-- -->
  131. </a>
  132. <h3>Constructor Summary</h3>
  133. <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
  134. <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
  135. <tr>
  136. <th class="colOne" scope="col">Constructor and Description</th>
  137. </tr>
  138. <tr class="altColor">
  139. <td class="colOne"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#ArArchiveInputStream(java.io.InputStream)">ArArchiveInputStream</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;pInput)</code>
  140. <div class="block">Constructs an Ar input stream with the referenced stream</div>
  141. </td>
  142. </tr>
  143. </table>
  144. </li>
  145. </ul>
  146. <!-- ========== METHOD SUMMARY =========== -->
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  148. <li class="blockList"><a name="method_summary">
  149. <!-- -->
  150. </a>
  151. <h3>Method Summary</h3>
  152. <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
  153. <caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
  154. <tr>
  155. <th class="colFirst" scope="col">Modifier and Type</th>
  156. <th class="colLast" scope="col">Method and Description</th>
  157. </tr>
  158. <tr class="altColor">
  159. <td class="colFirst"><code>void</code></td>
  160. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#close()">close</a></strong>()</code>&nbsp;</td>
  161. </tr>
  162. <tr class="rowColor">
  163. <td class="colFirst"><code><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveEntry.html" title="class in org.apache.commons.compress.archivers.ar">ArArchiveEntry</a></code></td>
  164. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#getNextArEntry()">getNextArEntry</a></strong>()</code>
  165. <div class="block">Returns the next AR entry in this stream.</div>
  166. </td>
  167. </tr>
  168. <tr class="altColor">
  169. <td class="colFirst"><code><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveEntry.html" title="interface in org.apache.commons.compress.archivers">ArchiveEntry</a></code></td>
  170. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#getNextEntry()">getNextEntry</a></strong>()</code>
  171. <div class="block">Returns the next Archive Entry in this Stream.</div>
  172. </td>
  173. </tr>
  174. <tr class="rowColor">
  175. <td class="colFirst"><code>static boolean</code></td>
  176. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#matches(byte[],%20int)">matches</a></strong>(byte[]&nbsp;signature,
  177. int&nbsp;length)</code>
  178. <div class="block">Checks if the signature matches ASCII "!</div>
  179. </td>
  180. </tr>
  181. <tr class="altColor">
  182. <td class="colFirst"><code>int</code></td>
  183. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#read(byte[],%20int,%20int)">read</a></strong>(byte[]&nbsp;b,
  184. int&nbsp;off,
  185. int&nbsp;len)</code>&nbsp;</td>
  186. </tr>
  187. </table>
  188. <ul class="blockList">
  189. <li class="blockList"><a name="methods_inherited_from_class_org.apache.commons.compress.archivers.ArchiveInputStream">
  190. <!-- -->
  191. </a>
  192. <h3>Methods inherited from class&nbsp;org.apache.commons.compress.archivers.<a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html" title="class in org.apache.commons.compress.archivers">ArchiveInputStream</a></h3>
  193. <code><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#canReadEntryData(org.apache.commons.compress.archivers.ArchiveEntry)">canReadEntryData</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#count(int)">count</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#count(long)">count</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#getBytesRead()">getBytesRead</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#getCount()">getCount</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#pushedBackBytes(long)">pushedBackBytes</a>, <a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#read()">read</a></code></li>
  194. </ul>
  195. <ul class="blockList">
  196. <li class="blockList"><a name="methods_inherited_from_class_java.io.InputStream">
  197. <!-- -->
  198. </a>
  199. <h3>Methods inherited from class&nbsp;java.io.<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a></h3>
  200. <code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#available()" title="class or interface in java.io">available</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#mark(int)" title="class or interface in java.io">mark</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#markSupported()" title="class or interface in java.io">markSupported</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#read(byte[])" title="class or interface in java.io">read</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#reset()" title="class or interface in java.io">reset</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#skip(long)" title="class or interface in java.io">skip</a></code></li>
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  202. <ul class="blockList">
  203. <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
  204. <!-- -->
  205. </a>
  206. <h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
  207. <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li>
  208. </ul>
  209. </li>
  210. </ul>
  211. </li>
  212. </ul>
  213. </div>
  214. <div class="details">
  215. <ul class="blockList">
  216. <li class="blockList">
  217. <!-- ========= CONSTRUCTOR DETAIL ======== -->
  218. <ul class="blockList">
  219. <li class="blockList"><a name="constructor_detail">
  220. <!-- -->
  221. </a>
  222. <h3>Constructor Detail</h3>
  223. <a name="ArArchiveInputStream(java.io.InputStream)">
  224. <!-- -->
  225. </a>
  226. <ul class="blockListLast">
  227. <li class="blockList">
  228. <h4>ArArchiveInputStream</h4>
  229. <pre>public&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.70">ArArchiveInputStream</a>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a>&nbsp;pInput)</pre>
  230. <div class="block">Constructs an Ar input stream with the referenced stream</div>
  231. <dl><dt><span class="strong">Parameters:</span></dt><dd><code>pInput</code> - the ar input stream</dd></dl>
  232. </li>
  233. </ul>
  234. </li>
  235. </ul>
  236. <!-- ============ METHOD DETAIL ========== -->
  237. <ul class="blockList">
  238. <li class="blockList"><a name="method_detail">
  239. <!-- -->
  240. </a>
  241. <h3>Method Detail</h3>
  242. <a name="getNextArEntry()">
  243. <!-- -->
  244. </a>
  245. <ul class="blockList">
  246. <li class="blockList">
  247. <h4>getNextArEntry</h4>
  248. <pre>public&nbsp;<a href="../../../../../../org/apache/commons/compress/archivers/ar/ArArchiveEntry.html" title="class in org.apache.commons.compress.archivers.ar">ArArchiveEntry</a>&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.82">getNextArEntry</a>()
  249. throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
  250. <div class="block">Returns the next AR entry in this stream.</div>
  251. <dl><dt><span class="strong">Returns:</span></dt><dd>the next AR entry.</dd>
  252. <dt><span class="strong">Throws:</span></dt>
  253. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if the entry could not be read</dd></dl>
  254. </li>
  255. </ul>
  256. <a name="getNextEntry()">
  257. <!-- -->
  258. </a>
  259. <ul class="blockList">
  260. <li class="blockList">
  261. <h4>getNextEntry</h4>
  262. <pre>public&nbsp;<a href="../../../../../../org/apache/commons/compress/archivers/ArchiveEntry.html" title="interface in org.apache.commons.compress.archivers">ArchiveEntry</a>&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.221">getNextEntry</a>()
  263. throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
  264. <div class="block"><strong>Description copied from class:&nbsp;<code><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#getNextEntry()">ArchiveInputStream</a></code></strong></div>
  265. <div class="block">Returns the next Archive Entry in this Stream.</div>
  266. <dl>
  267. <dt><strong>Specified by:</strong></dt>
  268. <dd><code><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html#getNextEntry()">getNextEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../../org/apache/commons/compress/archivers/ArchiveInputStream.html" title="class in org.apache.commons.compress.archivers">ArchiveInputStream</a></code></dd>
  269. <dt><span class="strong">Returns:</span></dt><dd>the next entry,
  270. or <code>null</code> if there are no more entries</dd>
  271. <dt><span class="strong">Throws:</span></dt>
  272. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if the next entry could not be read</dd></dl>
  273. </li>
  274. </ul>
  275. <a name="close()">
  276. <!-- -->
  277. </a>
  278. <ul class="blockList">
  279. <li class="blockList">
  280. <h4>close</h4>
  281. <pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.231">close</a>()
  282. throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
  283. <dl>
  284. <dt><strong>Specified by:</strong></dt>
  285. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Closeable.html?is-external=true#close()" title="class or interface in java.io">close</a></code>&nbsp;in interface&nbsp;<code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</a></code></dd>
  286. <dt><strong>Specified by:</strong></dt>
  287. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/AutoCloseable.html?is-external=true#close()" title="class or interface in java.lang">close</a></code>&nbsp;in interface&nbsp;<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></code></dd>
  288. <dt><strong>Overrides:</strong></dt>
  289. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#close()" title="class or interface in java.io">close</a></code>&nbsp;in class&nbsp;<code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a></code></dd>
  290. <dt><span class="strong">Throws:</span></dt>
  291. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
  292. </li>
  293. </ul>
  294. <a name="read(byte[], int, int)">
  295. <!-- -->
  296. </a>
  297. <ul class="blockList">
  298. <li class="blockList">
  299. <h4>read</h4>
  300. <pre>public&nbsp;int&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.245">read</a>(byte[]&nbsp;b,
  301. int&nbsp;off,
  302. int&nbsp;len)
  303. throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
  304. <dl>
  305. <dt><strong>Overrides:</strong></dt>
  306. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#read(byte[],%20int,%20int)" title="class or interface in java.io">read</a></code>&nbsp;in class&nbsp;<code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a></code></dd>
  307. <dt><span class="strong">Throws:</span></dt>
  308. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
  309. </li>
  310. </ul>
  311. <a name="matches(byte[], int)">
  312. <!-- -->
  313. </a>
  314. <ul class="blockListLast">
  315. <li class="blockList">
  316. <h4>matches</h4>
  317. <pre>public static&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/archivers/ar/ArArchiveInputStream.html#line.271">matches</a>(byte[]&nbsp;signature,
  318. int&nbsp;length)</pre>
  319. <div class="block">Checks if the signature matches ASCII "!&lt;arch&gt;" followed by a single LF
  320. control character</div>
  321. <dl><dt><span class="strong">Parameters:</span></dt><dd><code>signature</code> - the bytes to check</dd><dd><code>length</code> - the number of bytes to check</dd>
  322. <dt><span class="strong">Returns:</span></dt><dd>true, if this stream is an Ar archive stream, false otherwise</dd></dl>
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