class_join.jsp

来自「计算机技术的快速发展」· JSP 代码 · 共 53 行

<%@page contentType="text/html; charset=gb2312" language="java" errorPage="error.jsp"%>
<%@page import="com.suninformation.*,com.suninformation.user.*,com.suninformation.tools.*,com.suninformation.schoolmate.*,java.sql.Date"%>
<%request.setCharacterEncoding("gb2312");%>
<%
  String UserName = (String) session.getAttribute("userName");
  int ClassId = ParamUtils.getIntParameter(request, "classid", -1);
  int JoinType = ParamUtils.getIntParameter(request,"jointype",-1);
  boolean errorLogin = false;
  if (UserName == "" || UserName == null) {
	errorLogin = true;
        out.println("<script language='javascript' type='text/javascript'>");
        out.println("alert('您尚未登陆，请先登陆。');");
        out.println("window.history.go(-1);");
        out.println("</script>");
  }
  if(!errorLogin) {
    SMClass smc = null;
    SMMember smm = null;
    try {
      smc = new SMClass(ClassId);
      smm = new SMMember(UserName,ClassId);
      out.println("<script language='javascript' type='text/javascript'>");
      out.println("alert('您已经发送了加入班级的请求，你与该班级管理员联系。');");
      out.println("window.history.go(-1);");
      out.println("</script>");
    }catch(SMMemberNotFoundException smne) {
        if(JoinType>=4 || JoinType<=5) {
          smc.addNewSMMember(UserName,JoinType);
          //response.sendRedirect(response.encodeRedirectURL(SunGlobal.getAppHome() + "/sm/class_message.jsp?classid=" + ClassId));
          out.println("<script language='javascript' type='text/javascript'>");
          out.println("alert('您已经发出加入该班的请求，请等待管理员批准。');");
          out.println("window.history.go(-1);");
          out.println("</script>");
        }else {
          out.println("<script language='javascript' type='text/javascript'>");
          out.println("alert('加入班级时出错。');");
          out.println("window.history.go(-1);");
          out.println("</script>");
        }
    }catch (SMClassNotFoundException e) {
      out.println("<script language='javascript' type='text/javascript'>");
      out.println("alert('班级没有找到。');");
      out.println("window.history.go(-1);");
      out.println("</script>");
    }catch(UnacceptableException ue) {
      out.println("<script language='javascript' type='text/javascript'>");
      out.println("alert('加入班级时出错。');");
      out.println("window.history.go(-1);");
      out.println("</script>");
    }
  }
%>