userlistaction.java

一套完整的档案管理系统

package com.stsc.archive.manage;

import javax.servlet.http.*;
import org.apache.struts.action.*;
import java.util.Properties;

import org.apache.struts.util.MessageResources;
import com.stsc.util.STPoolDataSet;
import com.stsc.util.STResultSet;

public final class UserListAction extends Action
{
	/**
	@param mapping The ActionMapping used to select this instance
	@param form The optional ActionForm bean for this request (if any)
	@param req The non-HTTP request we are processing
	@param res The non-HTTP response we are creating
	@return Return an ActionForward instance describing where and how
	control should be forwarded, or null if the response has already
	been completed.
	*/
	public ActionForward perform(ActionMapping mapping,
		ActionForm form, HttpServletRequest req,
		HttpServletResponse res)
	{
		System.out.println("Start perform(" + form + ") . . ." );
		
		Properties dbBase = new Properties();
        dbBase.setProperty("dsJndiName", Constants.ARCHIVE_DBSOURCE_KEY);
        
        STPoolDataSet data = new STPoolDataSet();
		//2003-06-09 add by liqf
        String sql = "SELECT * FROM fUserName where entername<>'admin' ORDER BY EnterName";
        System.out.println("begin UserListAction...");
        STResultSet rs = data.getSTResult(sql, dbBase);
        System.out.println("end UserListAction");
        
        UserList userList = new UserList();
        
        while(rs!=null && rs.next()) 
        {
        	User user = new User();
        	
        	user.setEnterName(rs.getString("EnterName"));
        	user.setUserName(rs.getString("UserName"));
        	user.setDepartment(rs.getString("Department"));
            
            userList.addUser(user);
        }
        
        // Save our logged-in user in the session
		HttpSession session = req.getSession();
        session.setAttribute(Constants.USER_MANAGE_KEY, userList);
        
        // Remove the obsolete form bean  可能是关于什么权限显示什么内容的问题，需要解决处理。
		if (mapping.getAttribute() != null) 
		{
            if ("request".equals(mapping.getScope()))
                req.removeAttribute(mapping.getAttribute());
            else
                session.removeAttribute(mapping.getAttribute());
        }
       
        return mapping.findForward("userManage");
	}
}