JSP and ERROR Page應用

DAY 24

JSP 學習分享系列第 24 篇

jsp 鐵人賽 error

akey19761213

2009-11-05 09:50:51

8133 瀏覽

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使用Integer.parseInt來產生一個error,使網頁導到error.jsp
1.使用Integer.parseInt來產生一個error,
使網頁導到error.jsp
=== parseError.jsp ===

<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@page errorPage="error.jsp" %>
<%
String num = request.getParameter("num");
int cnum = 0;
if(num!=null){
  cnum = Integer.parseInt(num);
}
%>

    
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Parse Error</title>
    
    
      <form name="pe" action="parseError.jsp">
        Convert Number:<input type="text" name="num" value="" /><input type="submit" value="send" name="send" />
      </form>
      Show th Input :<%=cnum%>

2.error.jsp

<%@page contentType="text/html" pageEncoding="UTF-8" isErrorPage="true"%>
<HTML>
  <title>error page</title>
  <BODY>
    <H1>Error page</H1>
    <BR>An error occured in the bean. Error Message is: <%= exception.getMessage()%><BR>
    </BODY>
</HTML>