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javassist/html/javassist/URLClassPath.html

URLClassPath.html 16KB
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  1. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

  2. <!-- NewPage -->

  3. <html lang="en">

  4. <head>

  5. <!-- Generated by javadoc (10.0.1) on Thu Jun 21 01:52:55 JST 2018 -->

  6. <title>URLClassPath (Javassist API)</title>

  7. <meta http-equiv="Content-Type" content="text/html; charset=utf-8">

  8. <meta name="date" content="2018-06-21">

  9. <link rel="stylesheet" type="text/css" href="../stylesheet.css" title="Style">

  10. <link rel="stylesheet" type="text/css" href="../jquery/jquery-ui.css" title="Style">

  11. <script type="text/javascript" src="../script.js"></script>

  12. <script type="text/javascript" src="../jquery/jszip/dist/jszip.min.js"></script>

  13. <script type="text/javascript" src="../jquery/jszip-utils/dist/jszip-utils.min.js"></script>

  14. <!--[if IE]>

  15. <script type="text/javascript" src="../jquery/jszip-utils/dist/jszip-utils-ie.min.js"></script>

  16. <![endif]-->

  17. <script type="text/javascript" src="../jquery/jquery-1.10.2.js"></script>

  18. <script type="text/javascript" src="../jquery/jquery-ui.js"></script>

  19. </head>

  20. <body>

  21. <script type="text/javascript"><!--

  22.     try {

  23.         if (location.href.indexOf('is-external=true') == -1) {

  24.             parent.document.title="URLClassPath (Javassist API)";

  25.         }

  26.     }

  27.     catch(err) {

  28.     }

  29. //-->

  30. var methods = {"i0":9,"i1":10,"i2":10,"i3":10};

  31. var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};

  32. var altColor = "altColor";

  33. var rowColor = "rowColor";

  34. var tableTab = "tableTab";

  35. var activeTableTab = "activeTableTab";

  36. var pathtoroot = "../";loadScripts(document, 'script');</script>

  37. <noscript>

  38. <div>JavaScript is disabled on your browser.</div>

  39. </noscript>

  40. <div class="fixedNav">

  41. <!-- ========= START OF TOP NAVBAR ======= -->

  42. <div class="topNav"><a name="navbar.top">

  43. <!--   -->

  44. </a>

  45. <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>

  46. <a name="navbar.top.firstrow">

  47. <!--   -->

  48. </a>

  49. <ul class="navList" title="Navigation">

  50. <li><a href="../overview-summary.html">Overview</a></li>

  51. <li><a href="package-summary.html">Package</a></li>

  52. <li class="navBarCell1Rev">Class</li>

  53. <li><a href="class-use/URLClassPath.html">Use</a></li>

  54. <li><a href="package-tree.html">Tree</a></li>

  55. <li><a href="../deprecated-list.html">Deprecated</a></li>

  56. <li><a href="../index-all.html">Index</a></li>

  57. </ul>

  58. </div>

  59. <div class="subNav">

  60. <ul class="navList">

  61. <li><a href="../javassist/Translator.html" title="interface in javassist"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>

  62. <li>Next&nbsp;Class</li>

  63. </ul>

  64. <ul class="navList">

  65. <li><a href="../index.html?javassist/URLClassPath.html" target="_top">Frames</a></li>

  66. <li><a href="URLClassPath.html" target="_top">No&nbsp;Frames</a></li>

  67. </ul>

  68. <ul class="navList" id="allclasses_navbar_top">

  69. <li><a href="../allclasses-noframe.html">All&nbsp;Classes</a></li>

  70. </ul>

  71. <ul class="navListSearch">

  72. <li><label for="search">SEARCH:</label>

  73. <input type="text" id="search" value="search" disabled="disabled">

  74. <input type="reset" id="reset" value="reset" disabled="disabled">

  75. </li>

  76. </ul>

  77. <div>

  78. <script type="text/javascript"><!--

  79.   allClassesLink = document.getElementById("allclasses_navbar_top");

  80.   if(window==top) {

  81.     allClassesLink.style.display = "block";

  82.   }

  83.   else {

  84.     allClassesLink.style.display = "none";

  85.   }

  86.   //-->

  87. </script>

  88. <noscript>

  89. <div>JavaScript is disabled on your browser.</div>

  90. </noscript>

  91. </div>

  92. <div>

  93. <ul class="subNavList">

  94. <li>Summary:&nbsp;</li>

  95. <li>Nested&nbsp;|&nbsp;</li>

  96. <li>Field&nbsp;|&nbsp;</li>

  97. <li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>

  98. <li><a href="#method.summary">Method</a></li>

  99. </ul>

  100. <ul class="subNavList">

  101. <li>Detail:&nbsp;</li>

  102. <li>Field&nbsp;|&nbsp;</li>

  103. <li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>

  104. <li><a href="#method.detail">Method</a></li>

  105. </ul>

  106. </div>

  107. <a name="skip.navbar.top">

  108. <!--   -->

  109. </a></div>

  110. <!-- ========= END OF TOP NAVBAR ========= -->

  111. </div>

  112. <div class="navPadding">&nbsp;</div>

  113. <script type="text/javascript"><!--

  114. $('.navPadding').css('padding-top', $('.fixedNav').css("height"));

  115. //-->

  116. </script>

  117. <!-- ======== START OF CLASS DATA ======== -->

  118. <div class="header">

  119. <div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="../javassist/package-summary.html">javassist</a></div>

  120. <h2 title="Class URLClassPath" class="title">Class URLClassPath</h2>

  121. </div>

  122. <div class="contentContainer">

  123. <ul class="inheritance">

  124. <li>java.lang.Object</li>

  125. <li>

  126. <ul class="inheritance">

  127. <li>javassist.URLClassPath</li>

  128. </ul>

  129. </li>

  130. </ul>

  131. <div class="description">

  132. <ul class="blockList">

  133. <li class="blockList">

  134. <dl>

  135. <dt>All Implemented Interfaces:</dt>

  136. <dd><code><a href="../javassist/ClassPath.html" title="interface in javassist">ClassPath</a></code></dd>

  137. </dl>

  138. <hr>

  139. <pre>public class <span class="typeNameLabel">URLClassPath</span>

  140. extends java.lang.Object

  141. implements <a href="../javassist/ClassPath.html" title="interface in javassist">ClassPath</a></pre>

  142. <div class="block">A class search-path specified with URL (http).</div>

  143. <dl>

  144. <dt><span class="seeLabel">See Also:</span></dt>

  145. <dd><a href="../javassist/ClassPath.html" title="interface in javassist"><code>ClassPath</code></a>, 

  146. <a href="../javassist/ClassPool.html#insertClassPath-javassist.ClassPath-"><code>ClassPool.insertClassPath(ClassPath)</code></a>, 

  147. <a href="../javassist/ClassPool.html#appendClassPath-javassist.ClassPath-"><code>ClassPool.appendClassPath(ClassPath)</code></a></dd>

  148. </dl>

  149. </li>

  150. </ul>

  151. </div>

  152. <div class="summary">

  153. <ul class="blockList">

  154. <li class="blockList">

  155. <!-- ======== CONSTRUCTOR SUMMARY ======== -->

  156. <ul class="blockList">

  157. <li class="blockList"><a name="constructor.summary">

  158. <!--   -->

  159. </a>

  160. <h3>Constructor Summary</h3>

  161. <table class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">

  162. <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>

  163. <tr>

  164. <th class="colFirst" scope="col">Constructor</th>

  165. <th class="colLast" scope="col">Description</th>

  166. </tr>

  167. <tr class="altColor">

  168. <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="../javassist/URLClassPath.html#URLClassPath-java.lang.String-int-java.lang.String-java.lang.String-">URLClassPath</a></span>&#8203;(java.lang.String&nbsp;host,

  169.             int&nbsp;port,

  170.             java.lang.String&nbsp;directory,

  171.             java.lang.String&nbsp;packageName)</code></th>

  172. <td class="colLast">

  173. <div class="block">Creates a search path specified with URL (http).</div>

  174. </td>

  175. </tr>

  176. </table>

  177. </li>

  178. </ul>

  179. <!-- ========== METHOD SUMMARY =========== -->

  180. <ul class="blockList">

  181. <li class="blockList"><a name="method.summary">

  182. <!--   -->

  183. </a>

  184. <h3>Method Summary</h3>

  185. <table class="memberSummary" summary="Method Summary table, listing methods, and an explanation">

  186. <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>

  187. <tr>

  188. <th class="colFirst" scope="col">Modifier and Type</th>

  189. <th class="colSecond" scope="col">Method</th>

  190. <th class="colLast" scope="col">Description</th>

  191. </tr>

  192. <tr id="i0" class="altColor">

  193. <td class="colFirst"><code>static byte[]</code></td>

  194. <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../javassist/URLClassPath.html#fetchClass-java.lang.String-int-java.lang.String-java.lang.String-">fetchClass</a></span>&#8203;(java.lang.String&nbsp;host,

  195.           int&nbsp;port,

  196.           java.lang.String&nbsp;directory,

  197.           java.lang.String&nbsp;classname)</code></th>

  198. <td class="colLast">

  199. <div class="block">Reads a class file on an http server.</div>

  200. </td>

  201. </tr>

  202. <tr id="i1" class="rowColor">

  203. <td class="colFirst"><code>java.net.URL</code></td>

  204. <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../javassist/URLClassPath.html#find-java.lang.String-">find</a></span>&#8203;(java.lang.String&nbsp;classname)</code></th>

  205. <td class="colLast">

  206. <div class="block">Returns the URL.</div>

  207. </td>

  208. </tr>

  209. <tr id="i2" class="altColor">

  210. <td class="colFirst"><code>java.io.InputStream</code></td>

  211. <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../javassist/URLClassPath.html#openClassfile-java.lang.String-">openClassfile</a></span>&#8203;(java.lang.String&nbsp;classname)</code></th>

  212. <td class="colLast">

  213. <div class="block">Opens a class file with http.</div>

  214. </td>

  215. </tr>

  216. <tr id="i3" class="rowColor">

  217. <td class="colFirst"><code>java.lang.String</code></td>

  218. <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../javassist/URLClassPath.html#toString--">toString</a></span>()</code></th>

  219. <td class="colLast">&nbsp;</td>

  220. </tr>

  221. </table>

  222. <ul class="blockList">

  223. <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">

  224. <!--   -->

  225. </a>

  226. <h3>Methods inherited from class&nbsp;java.lang.Object</h3>

  227. <code>equals, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li>

  228. </ul>

  229. </li>

  230. </ul>

  231. </li>

  232. </ul>

  233. </div>

  234. <div class="details">

  235. <ul class="blockList">

  236. <li class="blockList">

  237. <!-- ========= CONSTRUCTOR DETAIL ======== -->

  238. <ul class="blockList">

  239. <li class="blockList"><a name="constructor.detail">

  240. <!--   -->

  241. </a>

  242. <h3>Constructor Detail</h3>

  243. <a name="URLClassPath-java.lang.String-int-java.lang.String-java.lang.String-">

  244. <!--   -->

  245. </a>

  246. <ul class="blockListLast">

  247. <li class="blockList">

  248. <h4>URLClassPath</h4>

  249. <pre>public&nbsp;URLClassPath&#8203;(java.lang.String&nbsp;host,

  250.                     int&nbsp;port,

  251.                     java.lang.String&nbsp;directory,

  252.                     java.lang.String&nbsp;packageName)</pre>

  253. <div class="block">Creates a search path specified with URL (http).

  254. 

  255.  <p>This search path is used only if a requested

  256.  class name starts with the name specified by <code>packageName</code>.

  257.  If <code>packageName</code> is "org.javassist." and a requested class is

  258.  "org.javassist.test.Main", then the given URL is used for loading that class.

  259.  The <code>URLClassPath</code> obtains a class file from:

  260. 

  261.  <pre>http://www.javassist.org:80/java/classes/org/javassist/test/Main.class

  262.  </pre>

  263. 

  264.  <p>Here, we assume that <code>host</code> is "www.javassist.org",

  265.  <code>port</code> is 80, and <code>directory</code> is "/java/classes/".

  266. 

  267.  <p>If <code>packageName</code> is <code>null</code>, the URL is used

  268.  for loading any class.</div>

  269. <dl>

  270. <dt><span class="paramLabel">Parameters:</span></dt>

  271. <dd><code>host</code> - host name</dd>

  272. <dd><code>port</code> - port number</dd>

  273. <dd><code>directory</code> - directory name ending with "/".

  274.                           It can be "/" (root directory).

  275.                           It must start with "/".</dd>

  276. <dd><code>packageName</code> - package name.  It must end with "." (dot).</dd>

  277. </dl>

  278. </li>

  279. </ul>

  280. </li>

  281. </ul>

  282. <!-- ============ METHOD DETAIL ========== -->

  283. <ul class="blockList">

  284. <li class="blockList"><a name="method.detail">

  285. <!--   -->

  286. </a>

  287. <h3>Method Detail</h3>

  288. <a name="toString--">

  289. <!--   -->

  290. </a>

  291. <ul class="blockList">

  292. <li class="blockList">

  293. <h4>toString</h4>

  294. <pre>public&nbsp;java.lang.String&nbsp;toString()</pre>

  295. <dl>

  296. <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>

  297. <dd><code>toString</code>&nbsp;in class&nbsp;<code>java.lang.Object</code></dd>

  298. </dl>

  299. </li>

  300. </ul>

  301. <a name="openClassfile-java.lang.String-">

  302. <!--   -->

  303. </a>

  304. <ul class="blockList">

  305. <li class="blockList">

  306. <h4>openClassfile</h4>

  307. <pre>public&nbsp;java.io.InputStream&nbsp;openClassfile&#8203;(java.lang.String&nbsp;classname)</pre>

  308. <div class="block">Opens a class file with http.</div>

  309. <dl>

  310. <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>

  311. <dd><code><a href="../javassist/ClassPath.html#openClassfile-java.lang.String-">openClassfile</a></code>&nbsp;in interface&nbsp;<code><a href="../javassist/ClassPath.html" title="interface in javassist">ClassPath</a></code></dd>

  312. <dt><span class="paramLabel">Parameters:</span></dt>

  313. <dd><code>classname</code> - a fully-qualified class name</dd>

  314. <dt><span class="returnLabel">Returns:</span></dt>

  315. <dd>null if the class file could not be found.</dd>

  316. <dt><span class="seeLabel">See Also:</span></dt>

  317. <dd><a href="../javassist/Translator.html" title="interface in javassist"><code>Translator</code></a></dd>

  318. </dl>

  319. </li>

  320. </ul>

  321. <a name="find-java.lang.String-">

  322. <!--   -->

  323. </a>

  324. <ul class="blockList">

  325. <li class="blockList">

  326. <h4>find</h4>

  327. <pre>public&nbsp;java.net.URL&nbsp;find&#8203;(java.lang.String&nbsp;classname)</pre>

  328. <div class="block">Returns the URL.</div>

  329. <dl>

  330. <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>

  331. <dd><code><a href="../javassist/ClassPath.html#find-java.lang.String-">find</a></code>&nbsp;in interface&nbsp;<code><a href="../javassist/ClassPath.html" title="interface in javassist">ClassPath</a></code></dd>

  332. <dt><span class="paramLabel">Parameters:</span></dt>

  333. <dd><code>classname</code> - a fully-qualified class name.</dd>

  334. <dt><span class="returnLabel">Returns:</span></dt>

  335. <dd>null if the class file could not be obtained.</dd>

  336. </dl>

  337. </li>

  338. </ul>

  339. <a name="fetchClass-java.lang.String-int-java.lang.String-java.lang.String-">

  340. <!--   -->

  341. </a>

  342. <ul class="blockListLast">

  343. <li class="blockList">

  344. <h4>fetchClass</h4>

  345. <pre>public static&nbsp;byte[]&nbsp;fetchClass&#8203;(java.lang.String&nbsp;host,

  346.                                 int&nbsp;port,

  347.                                 java.lang.String&nbsp;directory,

  348.                                 java.lang.String&nbsp;classname)

  349.                          throws java.io.IOException</pre>

  350. <div class="block">Reads a class file on an http server.</div>

  351. <dl>

  352. <dt><span class="paramLabel">Parameters:</span></dt>

  353. <dd><code>host</code> - host name</dd>

  354. <dd><code>port</code> - port number</dd>

  355. <dd><code>directory</code> - directory name ending with "/".

  356.                           It can be "/" (root directory).

  357.                           It must start with "/".</dd>

  358. <dd><code>classname</code> - fully-qualified class name</dd>

  359. <dt><span class="throwsLabel">Throws:</span></dt>

  360. <dd><code>java.io.IOException</code></dd>

  361. </dl>

  362. </li>

  363. </ul>

  364. </li>

  365. </ul>

  366. </li>

  367. </ul>

  368. </div>

  369. </div>

  370. <!-- ========= END OF CLASS DATA ========= -->

  371. <!-- ======= START OF BOTTOM NAVBAR ====== -->

  372. <div class="bottomNav"><a name="navbar.bottom">

  373. <!--   -->

  374. </a>

  375. <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>

  376. <a name="navbar.bottom.firstrow">

  377. <!--   -->

  378. </a>

  379. <ul class="navList" title="Navigation">

  380. <li><a href="../overview-summary.html">Overview</a></li>

  381. <li><a href="package-summary.html">Package</a></li>

  382. <li class="navBarCell1Rev">Class</li>

  383. <li><a href="class-use/URLClassPath.html">Use</a></li>

  384. <li><a href="package-tree.html">Tree</a></li>

  385. <li><a href="../deprecated-list.html">Deprecated</a></li>

  386. <li><a href="../index-all.html">Index</a></li>

  387. </ul>

  388. </div>

  389. <div class="subNav">

  390. <ul class="navList">

  391. <li><a href="../javassist/Translator.html" title="interface in javassist"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>

  392. <li>Next&nbsp;Class</li>

  393. </ul>

  394. <ul class="navList">

  395. <li><a href="../index.html?javassist/URLClassPath.html" target="_top">Frames</a></li>

  396. <li><a href="URLClassPath.html" target="_top">No&nbsp;Frames</a></li>

  397. </ul>

  398. <ul class="navList" id="allclasses_navbar_bottom">

  399. <li><a href="../allclasses-noframe.html">All&nbsp;Classes</a></li>

  400. </ul>

  401. <div>

  402. <script type="text/javascript"><!--

  403.   allClassesLink = document.getElementById("allclasses_navbar_bottom");

  404.   if(window==top) {

  405.     allClassesLink.style.display = "block";

  406.   }

  407.   else {

  408.     allClassesLink.style.display = "none";

  409.   }

  410.   //-->

  411. </script>

  412. <noscript>

  413. <div>JavaScript is disabled on your browser.</div>

  414. </noscript>

  415. </div>

  416. <div>

  417. <ul class="subNavList">

  418. <li>Summary:&nbsp;</li>

  419. <li>Nested&nbsp;|&nbsp;</li>

  420. <li>Field&nbsp;|&nbsp;</li>

  421. <li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>

  422. <li><a href="#method.summary">Method</a></li>

  423. </ul>

  424. <ul class="subNavList">

  425. <li>Detail:&nbsp;</li>

  426. <li>Field&nbsp;|&nbsp;</li>

  427. <li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>

  428. <li><a href="#method.detail">Method</a></li>

  429. </ul>

  430. </div>

  431. <a name="skip.navbar.bottom">

  432. <!--   -->

  433. </a></div>

  434. <!-- ======== END OF BOTTOM NAVBAR ======= -->

  435. <p class="legalCopy"><small><i>Javassist, a Java-bytecode translator toolkit.<br>

  436. Copyright (C) 1999- Shigeru Chiba. All Rights Reserved.</i></small></p>

  437. </body>

  438. </html>