checkusername.java

用jsp+struts写的聊天室。

package action;



import javax.servlet.http.*;
import org.apache.struts.action.*;
import service.*;
import xml.*;

public class CheckUserName extends Action{
    
    public ActionForward execute(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response)throws Exception{
        String name=request.getParameter("name");
        boolean has=false;
        has=ChatService.instance().checkUserName(name);
        CheckXml.checkUserNameXml(response, has);
        return mapping.findForward(null);
    }
}