/**
*
* APDPlat - Application Product Development Platform
* Copyright (c) 2013, 杨尚川, yang-shangchuan@qq.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.apdplat.platform.action;
import org.apdplat.platform.log.APDPlatLogger;
import org.apdplat.platform.model.Model;
import org.apdplat.platform.util.SpringContextUtils;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.apdplat.platform.log.APDPlatLoggerFactory;
/**
*
* @author 杨尚川
*/
public class FacadeFilter implements Filter {
private static final APDPlatLogger LOG = APDPlatLoggerFactory.getAPDPlatLogger(FacadeFilter.class);
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
String modelName=request.getParameter("modelName");
if(modelName!=null){
Model model = SpringContextUtils.getBean(modelName);
request.setAttribute("model", model);
LOG.info("用户使用facade action,modelName="+modelName);
}
chain.doFilter(request, response);
}
@Override
public void init(FilterConfig fc) throws ServletException {
LOG.info("初始化facade filter");
}
@Override
public void destroy() {
LOG.info("销毁facade filter");
}
}