/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.jca.cxf.handlers;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.logging.Logger;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.jca.cxf.CXFInvocationHandler;
import org.apache.cxf.jca.cxf.CXFInvocationHandlerData;
/**
* Handles invocations for methods defined on java.lang.Object, like hashCode,
* toString and equals
*/
public class ObjectMethodInvocationHandler extends CXFInvocationHandlerBase {
private static final String EQUALS_METHOD_NAME = "equals";
private static final String TO_STRING_METHOD_NAME = "toString";
private static final Logger LOG = LogUtils.getL7dLogger(ObjectMethodInvocationHandler.class);
public ObjectMethodInvocationHandler(CXFInvocationHandlerData data) {
super(data);
LOG.fine("ObjectMethodInvocationHandler instance created");
}
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
Object ret = null;
LOG.fine(this + " on " + method);
if (method.getDeclaringClass().equals(Object.class)) {
if (EQUALS_METHOD_NAME.equals(method.getName())) {
ret = doEquals(args[0]);
} else if (TO_STRING_METHOD_NAME.equals(method.getName())) {
ret = doToString();
} else {
ret = method.invoke(getData().getTarget(), args);
}
} else {
ret = invokeNext(proxy, method, args);
}
return ret;
}
/**
* checks for equality based on the underlying target object
*/
private Boolean doEquals(Object rhs) {
Boolean ret = Boolean.FALSE;
// find the target object and do comparison
if (rhs instanceof Proxy) {
InvocationHandler rhsHandler = Proxy.getInvocationHandler(rhs);
if (rhsHandler instanceof CXFInvocationHandler) {
ret = Boolean.valueOf(getData().getTarget() == ((CXFInvocationHandler)rhsHandler).getData()
.getTarget());
}
}
return ret;
}
private String doToString() {
return "ConnectionHandle. Associated ManagedConnection: " + getData().getManagedConnection();
}
}