73 lines
2.8 KiB
Java
73 lines
2.8 KiB
Java
/*
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package myloaders;
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import java.io.*;
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import java.lang.module.ModuleReference;
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// Declare a MyDiffClassLoader class to be used to map modules to.
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// This class loader will also be used to load classes within modules.
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public class MyDiffClassLoader extends ClassLoader
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{
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public static MyDiffClassLoader loader1 = new MyDiffClassLoader();
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public static MyDiffClassLoader loader2 = new MyDiffClassLoader();
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public Class loadClass(String name) throws ClassNotFoundException {
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if (!name.equals("p1.c1") &&
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!name.equals("p1.c1ReadEdgeDiffLoader") &&
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!name.equals("p1.c1Loose") &&
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!name.equals("p2.c2") &&
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!name.equals("p3.c3") &&
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!name.equals("p3.c3ReadEdgeDiffLoader") &&
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!name.equals("c4") &&
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!name.equals("c5") &&
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!name.equals("p6.c6")) {
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return super.loadClass(name);
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}
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if ((name.equals("p2.c2") || name.equals("c4") || name.equals("p6.c6")) &&
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(this == MyDiffClassLoader.loader1)) {
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return MyDiffClassLoader.loader2.loadClass(name);
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}
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byte[] data = getClassData(name);
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return defineClass(name, data, 0, data.length);
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}
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byte[] getClassData(String name) {
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try {
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String TempName = name.replaceAll("\\.", "/");
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String currentDir = System.getProperty("test.classes");
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String filename = currentDir + File.separator + TempName + ".class";
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FileInputStream fis = new FileInputStream(filename);
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byte[] b = new byte[5000];
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int cnt = fis.read(b, 0, 5000);
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byte[] c = new byte[cnt];
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for (int i=0; i<cnt; i++) c[i] = b[i];
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return c;
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} catch (IOException e) {
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return null;
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}
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}
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public void register(ModuleReference mref) { }
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}
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