96 lines
3.8 KiB
Java
96 lines
3.8 KiB
Java
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/*
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* Janino - An embedded Java[TM] compiler
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*
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* Copyright (c) 2001-2010, Arno Unkrig
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
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* following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the
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* following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.codehaus.janino;
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/** An {@link IClassLoader} that loads {@link IClass}es through a reflection {@link ClassLoader}. */
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@SuppressWarnings("rawtypes") public
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class ClassLoaderIClassLoader extends IClassLoader {
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private static final boolean DEBUG = false;
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/** @param classLoader The delegate that loads the classes. */
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public
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ClassLoaderIClassLoader(ClassLoader classLoader) {
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super(
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null // optionalParentIClassLoader
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);
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if (classLoader == null) throw new NullPointerException();
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this.classLoader = classLoader;
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super.postConstruct();
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}
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/**
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* Equivalent to
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* <pre>
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* ClassLoaderIClassLoader(Thread.currentThread().getContextClassLoader())
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* </pre>
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*/
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public
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ClassLoaderIClassLoader() { this(Thread.currentThread().getContextClassLoader()); }
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/** @return The delegate {@link ClassLoader} */
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public ClassLoader
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getClassLoader() { return this.classLoader; }
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@Override protected IClass
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findIClass(String descriptor) throws ClassNotFoundException {
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Class clazz;
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try {
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//
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// See also [ 931385 ] Janino 2.0 throwing exception on arrays of java.io.File:
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//
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// "ClassLoader.loadClass()" and "Class.forName()" should be identical,
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// but "ClassLoader.loadClass("[Ljava.lang.Object;")" throws a
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// ClassNotFoundException under JDK 1.5.0 beta.
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// Unclear whether this a beta version bug and SUN will fix this in the final
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// release, but "Class.forName()" seems to work fine in all cases, so we
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// use that.
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//
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// clazz = this.classLoader.loadClass(Descriptor.toClassName(descriptor));
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clazz = Class.forName(Descriptor.toClassName(descriptor), false, this.classLoader);
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} catch (ClassNotFoundException e) {
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if (e.getException() == null) {
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return null;
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} else
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{
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throw e;
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}
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}
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if (ClassLoaderIClassLoader.DEBUG) System.out.println("clazz = " + clazz);
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IClass result = new ReflectionIClass(clazz, this);
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this.defineIClass(result);
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return result;
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}
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private final ClassLoader classLoader;
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}
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