delaction.java

J2EE SSH 的一个例子

package com.huangdong.dbwebdemo.action;

import java.util.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.*;
import org.apache.struts.util.MessageResources;
import net.sf.hibernate.HibernateException;
import com.huangdong.dbwebdemo.form.SysuserForm;
import com.huangdong.dbwebdemo.db.*;
import com.huangdong.dbwebdemo.dao.*;


public class DelAction extends Action {

	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

	/** 
	 * Method execute
	 * @param ActionMapping mapping
	 * @param ActionForm form
	 * @param HttpServletRequest request
	 * @param HttpServletResponse response
	 * @return ActionForward
	 * @throws Exception
	 */

         
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,
		HttpServletResponse response)
		throws Exception {

               
                        String id=request.getParameter("userid");//取用户id
                        SysUserMap sysusermap = new SysUserMap();
			if(sysusermap.ExistSysUser(id)){
				sysusermap.deleteSysUser(id);
                        }else{
                          return (mapping.findForward("err"));
                        }	
             
           		return (mapping.findForward("del"));
	}
}