searchaction.java

JSP+AJAX开发的聊天室(毕业设计)

package org.yeeku.action;

import com.opensymphony.xwork2.ActionContext;
import java.util.*;
import org.yeeku.action.base.BaseAction;
import java.util.List;
import org.yeeku.model.*;
import org.yeeku.dao.DaoManager;

public class SearchAction extends BaseAction
{
	private String fromname;
	


	@Override
	public String execute() throws Exception
	{
	   Map session = ActionContext.getContext().getSession();
           String UserName = (String )session.get("username");
           if (UserName!=null)
           {
            
              if(fromname!=null)
              {
                DaoManager.begin();
                List<Message> UserMessage = mgr.getMessagefrom(fromname,UserName);
                session.put("usermessage",UserMessage);
                DaoManager.commit();
                return SUCCESS;
              }
              else
              {
                DaoManager.begin();
                List<Message> UserMessage = mgr.getMessage(UserName);
                DaoManager.begin();
                session.put("usermessage",UserMessage);
                return SUCCESS;
               }
           }
           return "failure";
       }
	public void setFromname(String fromname)
	{
		this.fromname = fromname;
	}
	public String getFromname()
	{
		 return this.fromname;
	}
}