/*
* 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.commons.proxy.interceptor;
import junit.framework.TestCase;
import org.apache.commons.proxy.ProxyFactory;
import java.io.ByteArrayOutputStream;
public class TestSerializingInterceptor extends TestCase
{
public void testWithSerializableParametersAndReturn()
{
final ObjectEchoImpl target = new ObjectEchoImpl();
ObjectEcho echo =
(ObjectEcho) new ProxyFactory().createInterceptorProxy(target,
new SerializingInterceptor(),
new Class[]{ObjectEcho.class});
final Object originalParameter = "Hello, World!";
final Object returnValue = echo.echoBack(originalParameter);
assertNotSame(originalParameter, target.parameter);
assertNotSame(originalParameter, returnValue);
assertNotSame(returnValue, target.parameter);
}
public void testWithInvalidParameterType()
{
try
{
final ObjectEchoImpl target = new ObjectEchoImpl();
ObjectEcho echo =
(ObjectEcho) new ProxyFactory().createInterceptorProxy(target,
new SerializingInterceptor(),
new Class[]{ObjectEcho.class});
final Object originalParameter = new ByteArrayOutputStream();
echo.echoBack(originalParameter);
fail("Should not be able to call method with non-serializable parameter type.");
}
catch (RuntimeException e)
{
}
}
public static interface ObjectEcho
{
public Object echoBack(Object object);
}
public static class ObjectEchoImpl implements ObjectEcho
{
private Object parameter;
public Object echoBack(Object object)
{
this.parameter = object;
return object;
}
}
}