/*
* Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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,
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*
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package com.sun.corba.se.spi.orbutil.proxy ;
import java.io.Serializable ;
import java.util.Map ;
import java.util.LinkedHashMap ;
import java.lang.reflect.Proxy ;
import java.lang.reflect.Method ;
import java.lang.reflect.InvocationHandler ;
import java.lang.reflect.InvocationTargetException ;
import com.sun.corba.se.impl.presentation.rmi.DynamicAccessPermission ;
public abstract class DelegateInvocationHandlerImpl
{
private DelegateInvocationHandlerImpl() {}
public static InvocationHandler create( final Object delegate )
{
SecurityManager s = System.getSecurityManager();
if (s != null) {
s.checkPermission(new DynamicAccessPermission("access"));
}
return new InvocationHandler() {
public Object invoke( Object proxy, Method method, Object[] args )
throws Throwable
{
// This throws an IllegalArgument exception if the delegate
// is not assignable from method.getDeclaring class.
try {
return method.invoke( delegate, args ) ;
} catch (InvocationTargetException ite) {
// Propagate the underlying exception as the
// result of the invocation
throw ite.getCause() ;
}
}
} ;
}
}