userdispatchaction.java

一个运营支持决算系统（BIOS）的源码

package com.netctoss.liping.userManage.web.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.netctoss.liping.tool.PageController;
import com.netctoss.liping.userManage.User;
import com.netctoss.liping.userManage.UserStatus;
import com.netctoss.liping.userManage.dao.IUserDAO;
import com.netctoss.liping.userManage.web.form.UserServiceForm;

public class UserDispatchAction extends DispatchAction {
	
	private IUserDAO service;
	/**
	 * 第一次查找用户
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward listUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		
		PageController page = null;
		UserStatus userStatus = new UserStatus();
		
				try {
					
					page = new PageController ( service.list().size(),1);
					
					List list = service.listByPage(page);
					userStatus.setDatas( list );
					
					request.setAttribute("users", list);
					request.getSession().setAttribute("page", page);
					request.setAttribute("userstatus", userStatus);
				} catch (RuntimeException e) {
					
					e.printStackTrace();
					return mapping.findForward("fail");
				}
				return mapping.findForward("ok");
		
	}
	/**
	 * 分页查找用户，下一页
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward nextPageUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		
		PageController page = (PageController) request.getSession().getAttribute("page");
		UserStatus userStatus = new UserStatus();
		try {
			if( page.isHasNext()){
				
				page.setCurrentPage( page.getNextPage() );
				List list = service.listByPage(page);
				userStatus.setDatas( list );
				
				request.setAttribute("users", list);
				request.setAttribute("userstatus", userStatus);
				request.getSession().setAttribute("page", page);
			}
		} catch (RuntimeException e) {
			
			e.printStackTrace();
			return mapping.findForward("fail");
		}
		return mapping.findForward( "ok" );
		
	}
	/**
	 * 分页查找用户，上一页
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward beforePageUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		
		PageController page = (PageController) request.getSession().getAttribute("page");
		UserStatus userStatus = new UserStatus();
		try {
			if( page.isHasPrevious()){
				
				page.setCurrentPage( page.getPreviousPage());
				List list = service.listByPage(page);
				
				request.setAttribute("users", list);
				request.setAttribute("userstatus", userStatus);
				request.getSession().setAttribute("page", page);
			}
		} catch (RuntimeException e) {
			
			e.printStackTrace();
			return mapping.findForward("fail");
		}
		return mapping.findForward( "ok" );
	}
	/**
	 * 去修改用户的信息
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward toModifyUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		
		try {
			Long id = Long.parseLong( request.getParameter( "id" ));
			User user = service.find( id );
			request.setAttribute("user", user);
		} catch (NumberFormatException e) {
			
			e.printStackTrace();
			return mapping.findForward( "fail" );
		}
		return mapping.findForward( "toModify" );
	}
	public ActionForward toAddUserService (ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		
				
				return mapping.findForward("toAddUS");
		
	}
	/**
	 * @param service the service to set
	 */
	public void setService(IUserDAO service) {
		this.service = service;
	}
}