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javassist/html/javassist/URLClassPath.html

URLClassPath.html 16KB
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  1. <!DOCTYPE HTML>

  2. <!-- NewPage -->

  3. <html lang="en">

  4. <head>

  5. <!-- Generated by javadoc (11) on Sat May 08 11:16:00 JST 2021 -->

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

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

  8. <meta name="dc.created" content="2021-05-08">

  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-3.3.1.js"></script>

  18. <script type="text/javascript" src="../jquery/jquery-migrate-3.0.1.js"></script>

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

  20. </head>

  21. <body>

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

  23.     try {

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

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

  26.         }

  27.     }

  28.     catch(err) {

  29.     }

  30. //-->

  31. var data = {"i0":9,"i1":10,"i2":10,"i3":10};

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

  33. var altColor = "altColor";

  34. var rowColor = "rowColor";

  35. var tableTab = "tableTab";

  36. var activeTableTab = "activeTableTab";

  37. var pathtoroot = "../";

  38. var useModuleDirectories = true;

  39. loadScripts(document, 'script');</script>

  40. <noscript>

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

  42. </noscript>

  43. <header role="banner">

  44. <nav role="navigation">

  45. <div class="fixedNav">

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

  47. <div class="topNav"><a id="navbar.top">

  48. <!--   -->

  49. </a>

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

  51. <a id="navbar.top.firstrow">

  52. <!--   -->

  53. </a>

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

  55. <li><a href="../index.html">Overview</a></li>

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

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

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

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

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

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

  62. </ul>

  63. </div>

  64. <div class="subNav">

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

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

  67. </ul>

  68. <ul class="navListSearch">

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

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

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

  72. </li>

  73. </ul>

  74. <div>

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

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

  77.   if(window==top) {

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

  79.   }

  80.   else {

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

  82.   }

  83.   //-->

  84. </script>

  85. <noscript>

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

  87. </noscript>

  88. </div>

  89. <div>

  90. <ul class="subNavList">

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

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

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

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

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

  96. </ul>

  97. <ul class="subNavList">

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

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

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

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

  102. </ul>

  103. </div>

  104. <a id="skip.navbar.top">

  105. <!--   -->

  106. </a></div>

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

  108. </div>

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

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

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

  112. //-->

  113. </script>

  114. </nav>

  115. </header>

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

  117. <main role="main">

  118. <div class="header">

  119. <div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="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="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="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="ClassPath.html" title="interface in javassist"><code>ClassPath</code></a>, 

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

  147. <a href="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. <section role="region">

  157. <ul class="blockList">

  158. <li class="blockList"><a id="constructor.summary">

  159. <!--   -->

  160. </a>

  161. <h3>Constructor Summary</h3>

  162. <table class="memberSummary">

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

  164. <tr>

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

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

  167. </tr>

  168. <tr class="altColor">

  169. <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.lang.String,int,java.lang.String,java.lang.String)">URLClassPath</a></span>&#8203;(java.lang.String&nbsp;host,

  170.             int&nbsp;port,

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

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

  173. <td class="colLast">

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

  175. </td>

  176. </tr>

  177. </table>

  178. </li>

  179. </ul>

  180. </section>

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

  182. <section role="region">

  183. <ul class="blockList">

  184. <li class="blockList"><a id="method.summary">

  185. <!--   -->

  186. </a>

  187. <h3>Method Summary</h3>

  188. <table class="memberSummary">

  189. <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>

  190. <tr>

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

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

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

  194. </tr>

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

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

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

  198.           int&nbsp;port,

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

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

  201. <td class="colLast">

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

  203. </td>

  204. </tr>

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

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

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

  208. <td class="colLast">

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

  210. </td>

  211. </tr>

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

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

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

  215. <td class="colLast">

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

  217. </td>

  218. </tr>

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

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

  221. <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toString()">toString</a></span>()</code></th>

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

  223. </tr>

  224. </table>

  225. <ul class="blockList">

  226. <li class="blockList"><a id="methods.inherited.from.class.java.lang.Object">

  227. <!--   -->

  228. </a>

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

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

  231. </ul>

  232. </li>

  233. </ul>

  234. </section>

  235. </li>

  236. </ul>

  237. </div>

  238. <div class="details">

  239. <ul class="blockList">

  240. <li class="blockList">

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

  242. <section role="region">

  243. <ul class="blockList">

  244. <li class="blockList"><a id="constructor.detail">

  245. <!--   -->

  246. </a>

  247. <h3>Constructor Detail</h3>

  248. <a id="&lt;init&gt;(java.lang.String,int,java.lang.String,java.lang.String)">

  249. <!--   -->

  250. </a>

  251. <ul class="blockListLast">

  252. <li class="blockList">

  253. <h4>URLClassPath</h4>

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

  255.                     int&nbsp;port,

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

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

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

  259. 

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

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

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

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

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

  265. 

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

  267.  </pre>

  268. 

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

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

  271. 

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

  273.  for loading any class.</div>

  274. <dl>

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

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

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

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

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

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

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

  282. </dl>

  283. </li>

  284. </ul>

  285. </li>

  286. </ul>

  287. </section>

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

  289. <section role="region">

  290. <ul class="blockList">

  291. <li class="blockList"><a id="method.detail">

  292. <!--   -->

  293. </a>

  294. <h3>Method Detail</h3>

  295. <a id="toString()">

  296. <!--   -->

  297. </a>

  298. <ul class="blockList">

  299. <li class="blockList">

  300. <h4>toString</h4>

  301. <pre class="methodSignature">public&nbsp;java.lang.String&nbsp;toString()</pre>

  302. <dl>

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

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

  305. </dl>

  306. </li>

  307. </ul>

  308. <a id="openClassfile(java.lang.String)">

  309. <!--   -->

  310. </a>

  311. <ul class="blockList">

  312. <li class="blockList">

  313. <h4>openClassfile</h4>

  314. <pre class="methodSignature">public&nbsp;java.io.InputStream&nbsp;openClassfile&#8203;(java.lang.String&nbsp;classname)</pre>

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

  316. <dl>

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

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

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

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

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

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

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

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

  325. </dl>

  326. </li>

  327. </ul>

  328. <a id="find(java.lang.String)">

  329. <!--   -->

  330. </a>

  331. <ul class="blockList">

  332. <li class="blockList">

  333. <h4>find</h4>

  334. <pre class="methodSignature">public&nbsp;java.net.URL&nbsp;find&#8203;(java.lang.String&nbsp;classname)</pre>

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

  336. <dl>

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

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

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

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

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

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

  343. </dl>

  344. </li>

  345. </ul>

  346. <a id="fetchClass(java.lang.String,int,java.lang.String,java.lang.String)">

  347. <!--   -->

  348. </a>

  349. <ul class="blockListLast">

  350. <li class="blockList">

  351. <h4>fetchClass</h4>

  352. <pre class="methodSignature">public static&nbsp;byte[]&nbsp;fetchClass&#8203;(java.lang.String&nbsp;host,

  353.                                 int&nbsp;port,

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

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

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

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

  358. <dl>

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

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

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

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

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

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

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

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

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

  368. </dl>

  369. </li>

  370. </ul>

  371. </li>

  372. </ul>

  373. </section>

  374. </li>

  375. </ul>

  376. </div>

  377. </div>

  378. </main>

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

  380. <footer role="contentinfo">

  381. <nav role="navigation">

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

  383. <div class="bottomNav"><a id="navbar.bottom">

  384. <!--   -->

  385. </a>

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

  387. <a id="navbar.bottom.firstrow">

  388. <!--   -->

  389. </a>

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

  391. <li><a href="../index.html">Overview</a></li>

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

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

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

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

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

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

  398. </ul>

  399. </div>

  400. <div class="subNav">

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

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

  403. </ul>

  404. <div>

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

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

  407.   if(window==top) {

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

  409.   }

  410.   else {

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

  412.   }

  413.   //-->

  414. </script>

  415. <noscript>

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

  417. </noscript>

  418. </div>

  419. <div>

  420. <ul class="subNavList">

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

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

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

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

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

  426. </ul>

  427. <ul class="subNavList">

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

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

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

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

  432. </ul>

  433. </div>

  434. <a id="skip.navbar.bottom">

  435. <!--   -->

  436. </a></div>

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

  438. </nav>

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

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

  441. </footer>

  442. </body>

  443. </html>