LZMACompressorInputStream.html 24 KB

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  6. <title>LZMACompressorInputStream (Apache Commons Compress 1.13 API)</title>
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  85. <div class="subTitle">org.apache.commons.compress.compressors.lzma</div>
  86. <h2 title="Class LZMACompressorInputStream" class="title">Class LZMACompressorInputStream</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/compressors/CompressorInputStream.html" title="class in org.apache.commons.compress.compressors">org.apache.commons.compress.compressors.CompressorInputStream</a></li>
  97. <li>
  98. <ul class="inheritance">
  99. <li>org.apache.commons.compress.compressors.lzma.LZMACompressorInputStream</li>
  100. </ul>
  101. </li>
  102. </ul>
  103. </li>
  104. </ul>
  105. </li>
  106. </ul>
  107. <div class="description">
  108. <ul class="blockList">
  109. <li class="blockList">
  110. <dl>
  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/compressors/lzma/LZMACompressorInputStream.html#line.31">LZMACompressorInputStream</a>
  117. extends <a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html" title="class in org.apache.commons.compress.compressors">CompressorInputStream</a></pre>
  118. <div class="block">LZMA decompressor.</div>
  119. <dl><dt><span class="strong">Since:</span></dt>
  120. <dd>1.6</dd></dl>
  121. </li>
  122. </ul>
  123. </div>
  124. <div class="summary">
  125. <ul class="blockList">
  126. <li class="blockList">
  127. <!-- ======== CONSTRUCTOR SUMMARY ======== -->
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  129. <li class="blockList"><a name="constructor_summary">
  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/compressors/lzma/LZMACompressorInputStream.html#LZMACompressorInputStream(java.io.InputStream)">LZMACompressorInputStream</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;inputStream)</code>
  140. <div class="block">Creates a new input stream that decompresses LZMA-compressed data
  141. from the specified input stream.</div>
  142. </td>
  143. </tr>
  144. </table>
  145. </li>
  146. </ul>
  147. <!-- ========== METHOD SUMMARY =========== -->
  148. <ul class="blockList">
  149. <li class="blockList"><a name="method_summary">
  150. <!-- -->
  151. </a>
  152. <h3>Method Summary</h3>
  153. <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
  154. <caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
  155. <tr>
  156. <th class="colFirst" scope="col">Modifier and Type</th>
  157. <th class="colLast" scope="col">Method and Description</th>
  158. </tr>
  159. <tr class="altColor">
  160. <td class="colFirst"><code>int</code></td>
  161. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#available()">available</a></strong>()</code></td>
  162. </tr>
  163. <tr class="rowColor">
  164. <td class="colFirst"><code>void</code></td>
  165. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#close()">close</a></strong>()</code></td>
  166. </tr>
  167. <tr class="altColor">
  168. <td class="colFirst"><code>static boolean</code></td>
  169. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#matches(byte[],%20int)">matches</a></strong>(byte[]&nbsp;signature,
  170. int&nbsp;length)</code>
  171. <div class="block">Checks if the signature matches what is expected for an lzma file.</div>
  172. </td>
  173. </tr>
  174. <tr class="rowColor">
  175. <td class="colFirst"><code>int</code></td>
  176. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#read()">read</a></strong>()</code></td>
  177. </tr>
  178. <tr class="altColor">
  179. <td class="colFirst"><code>int</code></td>
  180. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#read(byte[],%20int,%20int)">read</a></strong>(byte[]&nbsp;buf,
  181. int&nbsp;off,
  182. int&nbsp;len)</code></td>
  183. </tr>
  184. <tr class="rowColor">
  185. <td class="colFirst"><code>long</code></td>
  186. <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#skip(long)">skip</a></strong>(long&nbsp;n)</code></td>
  187. </tr>
  188. </table>
  189. <ul class="blockList">
  190. <li class="blockList"><a name="methods_inherited_from_class_org.apache.commons.compress.compressors.CompressorInputStream">
  191. <!-- -->
  192. </a>
  193. <h3>Methods inherited from class&nbsp;org.apache.commons.compress.compressors.<a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html" title="class in org.apache.commons.compress.compressors">CompressorInputStream</a></h3>
  194. <code><a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html#count(int)">count</a>, <a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html#count(long)">count</a>, <a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html#getBytesRead()">getBytesRead</a>, <a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html#getCount()">getCount</a>, <a href="../../../../../../org/apache/commons/compress/compressors/CompressorInputStream.html#pushedBackBytes(long)">pushedBackBytes</a></code></li>
  195. </ul>
  196. <ul class="blockList">
  197. <li class="blockList"><a name="methods_inherited_from_class_java.io.InputStream">
  198. <!-- -->
  199. </a>
  200. <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>
  201. <code><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></code></li>
  202. </ul>
  203. <ul class="blockList">
  204. <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
  205. <!-- -->
  206. </a>
  207. <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>
  208. <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>
  209. </ul>
  210. </li>
  211. </ul>
  212. </li>
  213. </ul>
  214. </div>
  215. <div class="details">
  216. <ul class="blockList">
  217. <li class="blockList">
  218. <!-- ========= CONSTRUCTOR DETAIL ======== -->
  219. <ul class="blockList">
  220. <li class="blockList"><a name="constructor_detail">
  221. <!-- -->
  222. </a>
  223. <h3>Constructor Detail</h3>
  224. <a name="LZMACompressorInputStream(java.io.InputStream)">
  225. <!-- -->
  226. </a>
  227. <ul class="blockListLast">
  228. <li class="blockList">
  229. <h4>LZMACompressorInputStream</h4>
  230. <pre>public&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.46">LZMACompressorInputStream</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;inputStream)
  231. 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>
  232. <div class="block">Creates a new input stream that decompresses LZMA-compressed data
  233. from the specified input stream.</div>
  234. <dl><dt><span class="strong">Parameters:</span></dt><dd><code>inputStream</code> - where to read the compressed data</dd>
  235. <dt><span class="strong">Throws:</span></dt>
  236. <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 input is not in the .lzma format,
  237. the input is corrupt or truncated, the .lzma
  238. headers specify sizes that are not supported
  239. by this implementation, or the underlying
  240. <code>inputStream</code> throws an exception</dd></dl>
  241. </li>
  242. </ul>
  243. </li>
  244. </ul>
  245. <!-- ============ METHOD DETAIL ========== -->
  246. <ul class="blockList">
  247. <li class="blockList"><a name="method_detail">
  248. <!-- -->
  249. </a>
  250. <h3>Method Detail</h3>
  251. <a name="read()">
  252. <!-- -->
  253. </a>
  254. <ul class="blockList">
  255. <li class="blockList">
  256. <h4>read</h4>
  257. <pre>public&nbsp;int&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.53">read</a>()
  258. 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>
  259. <dl>
  260. <dt><strong>Specified by:</strong></dt>
  261. <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true#read()" 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>
  262. <dt><span class="strong">Throws:</span></dt>
  263. <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>
  264. </li>
  265. </ul>
  266. <a name="read(byte[], int, int)">
  267. <!-- -->
  268. </a>
  269. <ul class="blockList">
  270. <li class="blockList">
  271. <h4>read</h4>
  272. <pre>public&nbsp;int&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.61">read</a>(byte[]&nbsp;buf,
  273. int&nbsp;off,
  274. int&nbsp;len)
  275. 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>
  276. <dl>
  277. <dt><strong>Overrides:</strong></dt>
  278. <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>
  279. <dt><span class="strong">Throws:</span></dt>
  280. <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>
  281. </li>
  282. </ul>
  283. <a name="skip(long)">
  284. <!-- -->
  285. </a>
  286. <ul class="blockList">
  287. <li class="blockList">
  288. <h4>skip</h4>
  289. <pre>public&nbsp;long&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.69">skip</a>(long&nbsp;n)
  290. 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>
  291. <dl>
  292. <dt><strong>Overrides:</strong></dt>
  293. <dd><code><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>&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>
  294. <dt><span class="strong">Throws:</span></dt>
  295. <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>
  296. </li>
  297. </ul>
  298. <a name="available()">
  299. <!-- -->
  300. </a>
  301. <ul class="blockList">
  302. <li class="blockList">
  303. <h4>available</h4>
  304. <pre>public&nbsp;int&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.75">available</a>()
  305. 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>
  306. <dl>
  307. <dt><strong>Overrides:</strong></dt>
  308. <dd><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></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>
  309. <dt><span class="strong">Throws:</span></dt>
  310. <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>
  311. </li>
  312. </ul>
  313. <a name="close()">
  314. <!-- -->
  315. </a>
  316. <ul class="blockList">
  317. <li class="blockList">
  318. <h4>close</h4>
  319. <pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.81">close</a>()
  320. 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>
  321. <dl>
  322. <dt><strong>Specified by:</strong></dt>
  323. <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>
  324. <dt><strong>Specified by:</strong></dt>
  325. <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>
  326. <dt><strong>Overrides:</strong></dt>
  327. <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>
  328. <dt><span class="strong">Throws:</span></dt>
  329. <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>
  330. </li>
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  332. <a name="matches(byte[], int)">
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  336. <li class="blockList">
  337. <h4>matches</h4>
  338. <pre>public static&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/commons/compress/compressors/lzma/LZMACompressorInputStream.html#line.96">matches</a>(byte[]&nbsp;signature,
  339. int&nbsp;length)</pre>
  340. <div class="block">Checks if the signature matches what is expected for an lzma file.</div>
  341. <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>
  342. <dt><span class="strong">Returns:</span></dt><dd>true, if this stream is an lzma compressed stream, false otherwise</dd><dt><span class="strong">Since:</span></dt>
  343. <dd>1.10</dd></dl>
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