indexaction.java

本书由浅入深、循序渐进地介绍了MVC的体系结构和如何构建一个基于MVC的Web框架

package com.myContent.action;

import java.sql.SQLException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.log4j.Logger;

import com.myContent.service.EditContent;
import com.myContent.service.Login;
import com.myContent.service.Regedit;
import com.myContent.service.SetContentType;
import com.myContent.service.impl.EditContentImpl;
import com.myContent.service.impl.LoginImpl;
import com.myContent.service.impl.RegeditImpl;
import com.myContent.service.impl.SetContentTypeImpl;
import com.myContent.vo.Content;
import com.myContent.vo.ContentType;
import com.myContent.vo.User;
import com.gd.mvc.action.impl.GdAction;
import com.gd.mvc.exception.VODataValidate;
import com.gd.mvc.util.GdDate;

public class IndexAction extends GdAction{
	static Logger logger = Logger.getLogger(IndexAction.class.getName());
	private Map mapContents = null;

	public void doBegin() throws VODataValidate, Exception{
		this.doQuery();
	}
	public void doEnd() {
		infoOut.put("mapContents", mapContents);
	}
	/**该方法用来实现按照类别查询所有内容
	*/
	public void doQuery() throws Exception{
		mapContents = new HashMap();
		try {	
			SetContentType setContentType = new SetContentTypeImpl();
			//获取所有的内容类别	
			List contentTypeList = setContentType.getAllContentType();
			infoOut.put("contentTypeList", contentTypeList);
			//根据类别获取内容
			EditContent editContent = new EditContentImpl();
			for (int i = 0; contentTypeList != null && contentTypeList.size() > i; i++) {
      			ContentType contentTypeTemp = (ContentType)contentTypeList.get(i);
      			List contentList = editContent.getAllContentByType(contentTypeTemp.getId());
      			mapContents.put(contentTypeTemp.getId(), contentList);
			}
		} catch(Exception e) {
        	logger.error(e);
		} finally {
		}
  	}
}