/*
* Copyright 2002-2005 the original author or authors.
*
* Licensed 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.springframework.aop.interceptor;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
/**
* Trivial interceptor that can be introduced in a chain to display it.
*
* @author Rod Johnson
*/
public class NopInterceptor implements MethodInterceptor {
private int count;
/**
* @see org.aopalliance.intercept.MethodInterceptor#invoke(MethodInvocation)
*/
public Object invoke(MethodInvocation invocation) throws Throwable {
increment();
return invocation.proceed();
}
public int getCount() {
return this.count;
}
protected void increment() {
++count;
}
public boolean equals(Object other) {
if (!(other instanceof NopInterceptor)) {
return false;
}
if (this == other) {
return true;
}
return this.count == ((NopInterceptor) other).count;
}
}