myarticleaction.java

一个很好的jbpm应用实例

package c20.struts.action;

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

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import c20.entity.ArticleType;
import c20.helper.PageBean;
import c20.helper.PageResult;
import c20.service.ArticleService;
import c20.service.ArticleTypeService;
import c20.session.UserSession;

/** 
 * 
 * 我的文章Action类
 * @struts.action path="/myarticle" scope="request" validate="false"
 */
public class MyArticleAction extends Action{
    private static final Log log = LogFactory.getLog(MyArticleAction.class);
    /**
     * 文章服务接口实现对象
     */
    private ArticleService articleService;
    /**
     * 文章类型服务接口实现对象
     */
    private ArticleTypeService articleTypeService;

    /** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		log.debug("MyArticleAction.execute()");
		
		PageBean pageBean = PageBean.getPageBean(request, response);
		UserSession userSesssion = UserSession.getSession(request, response);
		//得到文章列表
		PageResult pageresult = articleService.getArticlesByUser(userSesssion.getUserNo(), pageBean);
		request.setAttribute("pageresult", pageresult);
		
		//得到文章类型
		List articleTypes = articleTypeService.getArticleTypes();
		Map articleTypeMap = new HashMap();
		if(articleTypes != null){
			for(int i=0; i<articleTypes.size(); i++){
				ArticleType articleType = (ArticleType)articleTypes.get(i);
				articleTypeMap.put(articleType.getTypeNo(), articleType.getTypeName());
			}
		}
		request.setAttribute("articleTypeMap", articleTypeMap);

		return mapping.findForward("success");
	}
	/**
	 * 得到文章服务接口实现对象
	 * @return articleService
	 */
	public ArticleService getArticleService() {
		return articleService;
	}
	/**
	 * 设置文章服务接口实现对象
	 * @param articleService 要设置的 articleService
	 */
	public void setArticleService(ArticleService articleService) {
		this.articleService = articleService;
	}
	/**
	 * 得到文章类型服务接口实现对象
	 * @return articleTypeService
	 */
	public ArticleTypeService getArticleTypeService() {
		return articleTypeService;
	}
	/**
	 * 设置文章类型服务接口实现对象
	 * @param articleTypeService 要设置的 articleTypeService
	 */
	public void setArticleTypeService(ArticleTypeService articleTypeService) {
		this.articleTypeService = articleTypeService;
	}
}