DelegatingMethodAccessorImpl.java revision 14176:8606d027b2c2
1/* 2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package jdk.internal.reflect; 27 28import java.lang.reflect.InvocationTargetException; 29 30/** Delegates its invocation to another MethodAccessorImpl and can 31 change its delegate at run time. */ 32 33class DelegatingMethodAccessorImpl extends MethodAccessorImpl { 34 private MethodAccessorImpl delegate; 35 36 DelegatingMethodAccessorImpl(MethodAccessorImpl delegate) { 37 setDelegate(delegate); 38 } 39 40 public Object invoke(Object obj, Object[] args) 41 throws IllegalArgumentException, InvocationTargetException 42 { 43 return delegate.invoke(obj, args); 44 } 45 46 void setDelegate(MethodAccessorImpl delegate) { 47 this.delegate = delegate; 48 } 49} 50