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| <div class="subTitle">org.apache.jasper.servlet</div> |
| <h2 title="Class JasperLoader" class="title">Class JasperLoader</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <ul class="inheritance"> |
| <li>java.lang.ClassLoader</li> |
| <li> |
| <ul class="inheritance"> |
| <li>java.security.SecureClassLoader</li> |
| <li> |
| <ul class="inheritance"> |
| <li>java.net.URLClassLoader</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.jasper.servlet.JasperLoader</li> |
| </ul> |
| </li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd>java.io.Closeable, java.lang.AutoCloseable</dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">JasperLoader</span> |
| extends java.net.URLClassLoader</pre> |
| <div class="block">Class loader for loading servlet class files (corresponding to JSP files) |
| and tag handler class files (corresponding to tag files).</div> |
| </li> |
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| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jasper/servlet/JasperLoader.html#JasperLoader-java.net.URL:A-java.lang.ClassLoader-java.security.PermissionCollection-java.security.CodeSource-java.util.Map-">JasperLoader</a></span>(java.net.URL[] urls, |
| java.lang.ClassLoader parent, |
| java.security.PermissionCollection permissionCollection, |
| java.security.CodeSource codeSource, |
| java.util.Map<java.lang.String,byte[]> bytecodes)</code> </td> |
| </tr> |
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| <h3>Method Summary</h3> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>java.lang.Class</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jasper/servlet/JasperLoader.html#findClass-java.lang.String-">findClass</a></span>(java.lang.String className)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>java.security.PermissionCollection</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jasper/servlet/JasperLoader.html#getPermissions-java.security.CodeSource-">getPermissions</a></span>(java.security.CodeSource codeSource)</code> |
| <div class="block">Get the Permissions for a CodeSource.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>java.lang.Class</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jasper/servlet/JasperLoader.html#loadClass-java.lang.String-">loadClass</a></span>(java.lang.String name)</code> |
| <div class="block">Load the class with the specified name.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>java.lang.Class</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jasper/servlet/JasperLoader.html#loadClass-java.lang.String-boolean-">loadClass</a></span>(java.lang.String name, |
| boolean resolve)</code> |
| <div class="block">Load the class with the specified name, searching using the following |
| algorithm until it finds and returns the class.</div> |
| </td> |
| </tr> |
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| </a> |
| <h3>Methods inherited from class java.net.URLClassLoader</h3> |
| <code>addURL, close, definePackage, findResource, findResources, getResourceAsStream, getURLs, newInstance, newInstance</code></li> |
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| <h3>Methods inherited from class java.security.SecureClassLoader</h3> |
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| <h3>Methods inherited from class java.lang.ClassLoader</h3> |
| <code>clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getClassLoadingLock, getPackage, getPackages, getParent, getResource, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, registerAsParallelCapable, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners</code></li> |
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| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <h4>JasperLoader</h4> |
| <pre>public JasperLoader(java.net.URL[] urls, |
| java.lang.ClassLoader parent, |
| java.security.PermissionCollection permissionCollection, |
| java.security.CodeSource codeSource, |
| java.util.Map<java.lang.String,byte[]> bytecodes)</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
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| <h4>loadClass</h4> |
| <pre>public java.lang.Class loadClass(java.lang.String name) |
| throws java.lang.ClassNotFoundException</pre> |
| <div class="block">Load the class with the specified name. This method searches for |
| classes in the same manner as <code>loadClass(String, boolean)</code> |
| with <code>false</code> as the second argument.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>loadClass</code> in class <code>java.lang.ClassLoader</code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>name</code> - Name of the class to be loaded</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.ClassNotFoundException</code> - if the class was not found</dd> |
| </dl> |
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| <h4>loadClass</h4> |
| <pre>public java.lang.Class loadClass(java.lang.String name, |
| boolean resolve) |
| throws java.lang.ClassNotFoundException</pre> |
| <div class="block">Load the class with the specified name, searching using the following |
| algorithm until it finds and returns the class. If the class cannot |
| be found, returns <code>ClassNotFoundException</code>. |
| <ul> |
| <li>Call <code>findLoadedClass(String)</code> to check if the |
| class has already been loaded. If it has, the same |
| <code>Class</code> object is returned.</li> |
| <li>If the <code>delegate</code> property is set to <code>true</code>, |
| call the <code>loadClass()</code> method of the parent class |
| loader, if any.</li> |
| <li>Call <code>findClass()</code> to find this class in our locally |
| defined repositories.</li> |
| <li>Call the <code>loadClass()</code> method of our parent |
| class loader, if any.</li> |
| </ul> |
| If the class was found using the above steps, and the |
| <code>resolve</code> flag is <code>true</code>, this method will then |
| call <code>resolveClass(Class)</code> on the resulting Class object.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>loadClass</code> in class <code>java.lang.ClassLoader</code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>name</code> - Name of the class to be loaded</dd> |
| <dd><code>resolve</code> - If <code>true</code> then resolve the class</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.ClassNotFoundException</code> - if the class was not found</dd> |
| </dl> |
| </li> |
| </ul> |
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| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>findClass</h4> |
| <pre>public java.lang.Class findClass(java.lang.String className) |
| throws java.lang.ClassNotFoundException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>findClass</code> in class <code>java.net.URLClassLoader</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.ClassNotFoundException</code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <!-- --> |
| </a> |
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| <h4>getPermissions</h4> |
| <pre>public final java.security.PermissionCollection getPermissions(java.security.CodeSource codeSource)</pre> |
| <div class="block">Get the Permissions for a CodeSource. |
| |
| Since this ClassLoader is only used for a JSP page in |
| a web application context, we just return our preset |
| PermissionCollection for the web app context.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code>getPermissions</code> in class <code>java.net.URLClassLoader</code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>codeSource</code> - Code source where the code was loaded from</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>PermissionCollection for CodeSource</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
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