usersadminaction.java

ssh 实例spring对hibernate的封装

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.ssh.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.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.actions.DispatchAction;

import com.ssh.hibernate.dao.UsersDao;
import com.ssh.hibernate.pojo.Users;
import com.ssh.struts.form.UsersForm;

/** 
 * MyEclipse Struts
 * Creation date: 10-30-2008
 * 
 * XDoclet definition:
 * @struts.action path="/usersAdmin" name="usersAdminForm" input="/addUser.jsp" parameter="action" scope="request" validate="true"
 * @struts.action-forward name="failure" path="/error.jsp"
 * @struts.action-forward name="success" path="/usersAdmin.do?action=list"
 * @struts.action-forward name="list" path="/listUsers.jsp"
 * @struts.action-forward name="input" path="/addUser.jsp"
 */
public class UsersAdminAction extends DispatchAction {
	/**
	 * Users Access Object
	 */
	private UsersDao usersDao;
	/*
	 * Generated Methods
	 */

	/**
	 * @return the usersDao
	 */
	public UsersDao getUsersDao() {
		return usersDao;
	}

	/**
	 * @param usersDao the usersDao to set
	 */
	public void setUsersDao(UsersDao usersDao) {
		this.usersDao = usersDao;
	}

	/** 
	 * Method list
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward list(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub
		List<Users> users = usersDao.list();
		request.setAttribute("users", users);
		return mapping.findForward("list");
	}
	
	/** 
	 * Method add
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward add(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		UsersForm usersForm = (UsersForm) form;// TODO Auto-generated method stub
		String username = request.getParameter("username");
		String password = request.getParameter("password");
		String password2 = request.getParameter("password2");
		ActionMessages errors = new ActionMessages();
		if(username == null || "".equals(username)){
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("error.username.required"));
		}else if(password == null || "".equals(password)){
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("error.password.required"));
		}else if(!password.equals(password2)){
			errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("error.password.unmatched"));
		}
		if(!errors.isEmpty()){
			this.saveErrors(request, errors);
			return mapping.findForward("input");
		}else {
			Users user = new Users();
			user.setUsername(usersForm.getUsername());
			user.setPassword(usersForm.getPassword());
			if(usersDao.save(user)){
				return mapping.findForward("success");
			}else{
				errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("error.user.save"));
				this.saveErrors(request, errors);
				return mapping.findForward("failure");
			}
		}
	}
	
	/** 
	 * Method delete
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub
		Users user = usersDao.load(new Long(request.getParameter("id")));
//		if(user == null){
//			return mapping.findForward("failure");
//		}
		if(user != null && usersDao.delete(user)){
			return mapping.findForward("success");
		}else{
			return mapping.findForward("failure");
		}
	}
}