/*
* Copyright (c) 2002-2012 Alibaba Group Holding Limited.
* All rights reserved.
*
* 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 com.alibaba.citrus.turbine.pipeline.valve;
import static com.alibaba.citrus.springext.util.SpringExtUtil.*;
import static com.alibaba.citrus.turbine.util.TurbineUtil.*;
import static com.alibaba.citrus.util.Assert.*;
import javax.servlet.http.HttpServletRequest;
import com.alibaba.citrus.service.pipeline.PipelineContext;
import com.alibaba.citrus.service.pipeline.support.AbstractValve;
import com.alibaba.citrus.service.pipeline.support.AbstractValveDefinitionParser;
import com.alibaba.citrus.turbine.TurbineRunData;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.web.HttpRequestHandler;
import org.w3c.dom.Element;
/**
* 调用Spring MVC的<code>HttpRequestHandler</code>。
*
* @author yuming.wangym
* @author dux.fangl
* @author Michael Zhou
*/
public class RequestHandlerValve extends AbstractValve {
@Autowired
private HttpServletRequest request;
private final HttpRequestHandler handler;
public RequestHandlerValve(HttpRequestHandler handler) {
this.handler = assertNotNull(handler, "handler");
}
public void invoke(PipelineContext pipelineContext) throws Exception {
TurbineRunData rundata = getTurbineRunData(request);
handler.handleRequest(rundata.getRequest(), rundata.getResponse());
pipelineContext.invokeNext();
}
public static class DefinitonParser extends AbstractValveDefinitionParser<RequestHandlerValve> {
@Override
protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
// arg 1: handler
Object handler = parseBean(element, parserContext, builder);
builder.addConstructorArgValue(handler);
}
}
}