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89 lines
2.9 KiB
Java
89 lines
2.9 KiB
Java
/*
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* Copyright (c) 2003, 2011, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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 java.lang.instrument;
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/*
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* Copyright 2003 Wily Technology, Inc.
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*/
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/**
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* This class serves as a parameter block to the <code>Instrumentation.redefineClasses</code> method.
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* Serves to bind the <code>Class</code> that needs redefining together with the new class file bytes.
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*
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* @see java.lang.instrument.Instrumentation#redefineClasses
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* @since 1.5
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*/
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public final class ClassDefinition {
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/**
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* The class to redefine
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*/
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private final Class<?> mClass;
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/**
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* The replacement class file bytes
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*/
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private final byte[] mClassFile;
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/**
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* Creates a new <code>ClassDefinition</code> binding using the supplied
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* class and class file bytes. Does not copy the supplied buffer, just captures a reference to it.
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*
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* @param theClass the <code>Class</code> that needs redefining
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* @param theClassFile the new class file bytes
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*
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* @throws java.lang.NullPointerException if the supplied class or array is <code>null</code>.
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*/
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public
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ClassDefinition( Class<?> theClass,
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byte[] theClassFile) {
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if (theClass == null || theClassFile == null) {
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throw new NullPointerException();
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}
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mClass = theClass;
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mClassFile = theClassFile;
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}
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/**
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* Returns the class.
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*
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* @return the <code>Class</code> object referred to.
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*/
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public Class<?>
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getDefinitionClass() {
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return mClass;
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}
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/**
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* Returns the array of bytes that contains the new class file.
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*
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* @return the class file bytes.
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*/
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public byte[]
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getDefinitionClassFile() {
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return mClassFile;
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}
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}
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