registeraction.java

一个实现struts+spring+hebernate的例子

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

import springdao.Pmpuser;
import springdao.PmpuserDAO;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
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 org.hibernate.Transaction;

import com.clarkamis.struts.form.RegisterForm;

/** 
 * MyEclipse Struts
 * Creation date: 04-16-2008
 * 
 * XDoclet definition:
 * @struts.action path="/register" name="registerForm" input="/form/register.jsp" scope="request" validate="true"
 * @struts.action-forward name="failed" path="/register/failed"
 * @struts.action-forward name="success" path="/register/success.jsp"
 */
public class RegisterAction extends Action {
	
	private PmpuserDAO dao;
	
	private String message;
	/*
	 * Generated Methods
	 */

	public String getMessage() {
		return message;
	}

	public void setMessage(String message) {
		this.message = message;
	}

	public RegisterAction(){
//		setDao(new PmpuserDAO());
	}
	
	public PmpuserDAO getDao() {
		return dao;
	}

	public void setDao(PmpuserDAO dao) {
		this.dao = dao;
	}

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		RegisterForm registerForm = (RegisterForm) form;// TODO Auto-generated method stub
		String Forward = "success";
		// DAO 对象
		PmpuserDAO dao = getDao();

		//效验注册信息！
		if(registerForm.getUsername()==null||registerForm.getUsername().equals("")
		||registerForm.getPassword()==null||registerForm.getPassword().equals("")
		){
			System.out.println("用户名密码不允许为空！");
			Forward = "failed";
		}
//		 列出所有的记录
		java.util.List<Pmpuser> list = dao.findAll();
		
		for(Pmpuser o : list) {
//			System.out.println("id: "+o.getId());
//			System.out.println("username: "+o.getUsername());
//			System.out.println("password: "+o.getPassword());
//			System.out.println("age: "+o.getAge());
			if(registerForm.getUsername().equals(o.getUsername())){
				System.out.println("用户名不允许相同！");
				Forward = "failed";
			}
		}		
		System.out.println("struts action.do username : "+registerForm.getUsername());
		System.out.println("register action.message = " + getMessage());

		if(Forward.equals("success")){
			// Hibernate + Struts	
			// 实体类
			Pmpuser user = new Pmpuser();
			user.setUsername(registerForm.getUsername());
			user.setPassword(registerForm.getPassword());
			user.setAge(registerForm.getAge());
			// 开始事务
//			Transaction tran = dao.getSession().beginTransaction();
			
			dao.save(user);
			
			// 提交事务
//			tran.commit();
		}
		return mapping.findForward(Forward);
	}
}