newsinsertaction.java

J2EE电子商务系统开发从入门到精通---基于Struts和Hibernate技术实现

/*
 * NewsInsertAction.java
 *
 * Created on 2006年6月4日, 下午2:19
 */

package action.newspress;

import form.newspress.NewsInsertForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import model.newspress.hibernate.Newspress;
import model.newspress.hibernate.NewspressUtil;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForward;
/**
 *
 * @author Administrator
 * @version
 */

public class NewsInsertAction extends Action {
    
    /* forward name="success" path="" */
    private final static String SUCCESS = "success";
    
    /**
     * This is the action called from the Struts framework.
     * @param mapping The ActionMapping used to select this instance.
     * @param form The optional ActionForm bean for this request.
     * @param request The HTTP Request we are processing.
     * @param response The HTTP Response we are processing.
     * @throws java.lang.Exception
     * @return
     */
    public ActionForward execute(ActionMapping mapping, ActionForm  form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        // 获得页面表单中用户输入的信息
        NewsInsertForm insertForm = (NewsInsertForm)form;
        Newspress news = new Newspress();
        news.setAuthor(insertForm.getAuthor());
        news.setContent(insertForm.getContent());
        news.setRemarks(insertForm.getRemarks());
        news.setTitle(insertForm.getTitle());
        news.setPresstime(insertForm.getYear() + insertForm.getMonth() + insertForm.getDay());
        
        // 根据用户表单输入信息，向数据库中插入一条新闻信息
        boolean isSuccess = NewspressUtil.insert(insertForm.getTypeId(), news);
        ActionForward actionForward = null;
        if (isSuccess == true) {
            actionForward = mapping.findForward(SUCCESS);
        }
        else {
            actionForward = new ActionForward(mapping.getInput());
        }
        
        return actionForward;        
    }
}