exceptionhandlerservlet2.java

来自「孙鑫的Java Web开发详解一书的源代码」· Java 代码 · 共 26 行

JAVA
26
字号
package org.sunxin.lesson.jsp.ch10;

import javax.servlet.*;
import java.io.*;
import javax.servlet.http.*;

public class ExceptionHandlerServlet2 extends HttpServlet
{
    protected void service(HttpServletRequest req, HttpServletResponse resp)
                    throws ServletException, java.io.IOException
    {   
        resp.setContentType("text/html;charset=GB2312");
        PrintWriter out = resp.getWriter();
        
        out.println("<html><head><title>错误页面</title></head>");
        out.println("<body>");
        
        String uri=(String)req.getAttribute("javax.servlet.error.request_uri");
        Object excep=req.getAttribute("javax.servlet.error.exception");
        out.println(uri+" 运行错误。");
        out.println("<p>错误原因:"+excep);
        
        out.println("</body></html>");
        out.close();
    }
}

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