/*
* Java CGI Library
*
* Copyright (c) Matthew Johnson 2004
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, version 2 only.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* To Contact the author, please email src@matthew.ath.cx
*
*/
package cx.ath.matthew.cgi;
/**
* Interface to handle exceptions in the CGI.
*/
public class DefaultErrorHandler implements CGIErrorHandler
{
/**
* This is called if an exception is not caught in the CGI.
* It should handle printing the error message nicely to the user,
* and then exit gracefully.
*/
public void print(boolean headers_sent, Exception e)
{
if (!headers_sent) {
System.out.println("Content-type: text/html");
System.out.println("");
System.out.println("<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">");
System.out.println("<HTML><HEAD>");
System.out.println("<TITLE>Exception in CGI</TITLE>");
System.out.println("</HEAD><BODY>");
}
System.out.println("<HR>");
System.out.println("<H1>"+e.getClass().toString()+"</H1>");
System.out.println("<P>");
System.out.println("Exception Message: "+e.getMessage());
System.out.println("</P>");
System.out.println("<P>");
System.out.println("Stack Trace:");
System.out.println("</P>");
System.out.println("<PRE>");
e.printStackTrace(System.out);
System.out.println("</PRE>");
System.out.println("<HR>");
if (!headers_sent) {
System.out.println("</BODY></HTML>");
}
System.exit(1);
}
}