org.ocpsoft.rewrite.servlet.impl.ResponseContentInterceptorChainImpl Maven / Gradle / Ivy
/*
* Copyright 2012 Lincoln Baxter, III
*
* 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.ocpsoft.rewrite.servlet.impl;
import java.util.ArrayList;
import java.util.List;
import org.ocpsoft.rewrite.servlet.config.response.ResponseContent;
import org.ocpsoft.rewrite.servlet.config.response.ResponseContentInterceptor;
import org.ocpsoft.rewrite.servlet.config.response.ResponseContentInterceptorChain;
import org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite;
/**
* @author Lincoln Baxter, III
*/
public class ResponseContentInterceptorChainImpl implements ResponseContentInterceptorChain
{
private List interceptors;
private HttpServletRewrite event;
private ResponseContent buffer;
public ResponseContentInterceptorChainImpl(List responseInterceptors)
{
this.interceptors = new ArrayList(responseInterceptors);
}
@Override
public void proceed()
{
if (!interceptors.isEmpty())
{
ResponseContentInterceptor interceptor = interceptors.remove(0);
interceptor.intercept(event, buffer, this);
}
}
public void begin(HttpServletRewrite event, ResponseContent buffer)
{
this.event = event;
this.buffer = buffer;
interceptors.add(new ResponseContentInterceptor() {
@Override
public void intercept(HttpServletRewrite event, ResponseContent buffer, ResponseContentInterceptorChain chain)
{}
});
proceed();
}
}