loginaction.java

struts hibernate实例

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.test.struts.action;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;

import com.test.server.Service;
import com.test.struts.form.LoginForm;

/** 
 * MyEclipse Struts
 * Creation date: 01-22-2008
 * 
 * XDoclet definition:
 * @struts.action path="/login" name="loginForm" input="/login.jsp" scope="request" validate="true"
 */
public class LoginAction extends org.apache.struts.action.Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		LoginForm loginForm = (LoginForm) form;// TODO Auto-generated method stub
		
	
	// 分析当前页码
	String pageString=request.getParameter("page");
	if(pageString == null || pageString.length() == 0) {
	pageString = "1";
	}
	int currentPage= 0 ;
	try {
	currentPage = Integer.parseInt(pageString);// 当前页码
	} catch(Exception e) {}
	if(currentPage == 0) {
	currentPage = 1;
	}
	
	int pageSize = 3;//每页显示的数据数
	// 读取数据
	Service manager = new Service();
	List users = manager.findPagedAll(currentPage, pageSize);
	request.setAttribute("users",users);// 保存用户列表
	request.setAttribute("totalPage",
	manager.getTotalPage(pageSize));// 保存总页数
	request.setAttribute("totalCount", manager.getTotalCount());//
	//保存记录总数
	request.setAttribute("currentPage", currentPage);// 保存当前页码
	return mapping.findForward("display");
	}
	
}