/*
* 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.webx.handler.support;
import static com.alibaba.citrus.util.StringUtil.*;
import com.alibaba.citrus.util.internal.webpagelite.PageComponent;
import com.alibaba.citrus.util.internal.webpagelite.RequestProcessor;
import com.alibaba.citrus.webx.handler.RequestHandler;
import com.alibaba.citrus.webx.handler.RequestHandlerContext;
import com.alibaba.citrus.webx.handler.RequestHandlerNameAware;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
/**
* 为所有的components提供注入spring beans的功能。
*
* @author Michael Zhou
*/
public abstract class AutowiredRequestProcessor extends RequestProcessor<RequestHandlerContext> implements
RequestHandler, RequestHandlerNameAware, ApplicationContextAware, InitializingBean {
private ApplicationContext context;
private String handlerName;
public ApplicationContext getApplicationContext() {
return context;
}
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.context = applicationContext;
}
public final void afterPropertiesSet() throws Exception {
// 对所有的component进行spring注入。
for (String path : getComponentPaths()) {
PageComponent pc = getComponent(path, PageComponent.class);
getApplicationContext().getAutowireCapableBeanFactory().autowireBeanProperties(pc,
AbstractBeanDefinition.AUTOWIRE_NO, false);
getApplicationContext().getAutowireCapableBeanFactory().initializeBean(pc, path);
}
init();
}
protected void init() throws Exception {
}
public String getName() {
return handlerName;
}
public void setName(String handlerName) {
this.handlerName = handlerName;
}
public void handleRequest(RequestHandlerContext context) throws Exception {
processRequest(context);
}
@Override
protected boolean resourceExists(String resourceName) {
return isEmpty(resourceName); // 对于单页面的processor，只接受自身，即resourceName为空
}
}