HTMLErrorWriter.java

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package cedar.jetweb.html;

import java.io.PrintWriter;
import java.io.BufferedWriter;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.ParseException;

import cedar.jetweb.JetWebConfig;
import cedar.jetweb.JetWebException;


public abstract class HTMLErrorWriter {

    private static BufferedWriter ofile;

    public static void write(PrintWriter out, Exception ex){

    try{
        ofile = new BufferedWriter(out);
        write(ofile,ex);

    } catch (Exception e) {
        System.out.println("error");
    }
    }



    public static void write(BufferedWriter ofile, Exception ex){

    try{

        writeHeader(ofile,"JetWeb Error");

        ofile.write("<PRE>"+ex.getMessage()+"</PRE>");

        //writeTrailer(ofile);
        ofile.close();

        // Write the stack trace to the log file.
        System.out.println("Writing exception error "+ex.getMessage());
        ex.printStackTrace(System.out);

    } catch (Exception e) {
        System.out.println("error");
    }
    }

    private static void writeHeader(BufferedWriter ofile, String title){
    try {
        ofile.write("<TITLE>"+title+"</TITLE>");
        ofile.newLine();
    }
    catch (IOException e) {
        System.out.println("Could not open output stream for error message.");
    }
    }
    /*
    private static void writeTrailer(BufferedWriter ofile){

    try {
        ofile.write("<hr noshade size=3><em>jetweb@hep.ucl.ac.uk</em>");
        ofile.newLine();
        ofile.write("</BODY>");
        ofile.newLine();
        ofile.close();
    }    
    catch (IOException e) {
        System.out.println("Could not open error output");
    }

    }
    */
}

Generated Wed Jan 17 09:14:27 GMT 2007