actionusersearch.java

该系统利用Java实现简单论坛功能

/*
/*用户管理
*/
package ch11.action;

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 javax.servlet.ServletContext;
import javax.sql.DataSource;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.SQLException;

import java.util.*;
import javax.servlet.http.*;
import org.apache.struts.action.DynaActionForm;
import ch11.form.*;
import ch11.util.*;
import ch11.bean.*;

public final class ActionUserSearch extends Action{  
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,  
		HttpServletResponse response) throws Exception {
		//获取待搜索的用户名称
   		DynaActionForm userAdminform = (DynaActionForm) form;
		String username = (String)userAdminform.get("username");
        HttpSession session = request.getSession();
		Vector users = new Vector();
		//连接数据库
   		ServletContext context = servlet.getServletContext();
		DataSource dataSource = 
			(DataSource)context.getAttribute(Constants.DATASOURCE_KEY);						
        DB db = new DB(dataSource);
        //查询指定用户信息，并返回用户管理主页面
		users = User.Search(db,username);
		session.setAttribute(Constants.USER_LIST_KEY,users);
		db.close();
		return (mapping.findForward("toUserAdmin"));					
 	}
}