--- old/test/testlibrary/com/oracle/java/testlibrary/ByteCodeLoader.java 2015-04-28 14:50:19.765861268 +0300 +++ /dev/null 2015-04-24 13:39:13.412090765 +0300 @@ -1,90 +0,0 @@ -/* - * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ - -package com.oracle.java.testlibrary; - -import java.security.SecureClassLoader; - -/** - * {@code ByteCodeLoader} can be used for easy loading of byte code already - * present in memory. - * - * {@code InMemoryCompiler} can be used for compiling source code in a string - * into byte code, which then can be loaded with {@code ByteCodeLoader}. - * - * @see InMemoryCompiler - */ -public class ByteCodeLoader extends SecureClassLoader { - private final String className; - private final byte[] byteCode; - private volatile Class holder; - - /** - * Creates a new {@code ByteCodeLoader} ready to load a class with the - * given name and the given byte code. - * - * @param className The name of the class - * @param byteCode The byte code of the class - */ - public ByteCodeLoader(String className, byte[] byteCode) { - this.className = className; - this.byteCode = byteCode; - } - - @Override - public Class loadClass(String name) throws ClassNotFoundException { - if (!name.equals(className)) { - return super.loadClass(name); - } - if (holder == null) { - synchronized(this) { - if (holder == null) { - holder = findClass(name); - } - } - } - return holder; - } - - @Override - protected Class findClass(String name) throws ClassNotFoundException { - if (!name.equals(className)) { - throw new ClassNotFoundException(name); - } - - return defineClass(name, byteCode, 0, byteCode.length); - } - - /** - * Utility method for creating a new {@code ByteCodeLoader} and then - * directly load the given byte code. - * - * @param className The name of the class - * @param byteCode The byte code for the class - * @throws ClassNotFoundException if the class can't be loaded - * @return A {@see Class} object representing the class - */ - public static Class load(String className, byte[] byteCode) throws ClassNotFoundException { - return new ByteCodeLoader(className, byteCode).loadClass(className); - } -} --- /dev/null 2015-04-24 13:39:13.412090765 +0300 +++ new/test/testlibrary/jdk/test/lib/ByteCodeLoader.java 2015-04-28 14:50:19.645861271 +0300 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package jdk.test.lib; + +import java.security.SecureClassLoader; + +/** + * {@code ByteCodeLoader} can be used for easy loading of byte code already + * present in memory. + * + * {@code InMemoryCompiler} can be used for compiling source code in a string + * into byte code, which then can be loaded with {@code ByteCodeLoader}. + * + * @see InMemoryCompiler + */ +public class ByteCodeLoader extends SecureClassLoader { + private final String className; + private final byte[] byteCode; + private volatile Class holder; + + /** + * Creates a new {@code ByteCodeLoader} ready to load a class with the + * given name and the given byte code. + * + * @param className The name of the class + * @param byteCode The byte code of the class + */ + public ByteCodeLoader(String className, byte[] byteCode) { + this.className = className; + this.byteCode = byteCode; + } + + @Override + public Class loadClass(String name) throws ClassNotFoundException { + if (!name.equals(className)) { + return super.loadClass(name); + } + if (holder == null) { + synchronized(this) { + if (holder == null) { + holder = findClass(name); + } + } + } + return holder; + } + + @Override + protected Class findClass(String name) throws ClassNotFoundException { + if (!name.equals(className)) { + throw new ClassNotFoundException(name); + } + + return defineClass(name, byteCode, 0, byteCode.length); + } + + /** + * Utility method for creating a new {@code ByteCodeLoader} and then + * directly load the given byte code. + * + * @param className The name of the class + * @param byteCode The byte code for the class + * @throws ClassNotFoundException if the class can't be loaded + * @return A {@see Class} object representing the class + */ + public static Class load(String className, byte[] byteCode) throws ClassNotFoundException { + return new ByteCodeLoader(className, byteCode).loadClass(className); + } +}