/********************************************************************************
 * CruiseControl, a Continuous Integration Toolkit
 * Copyright (c) 2003, ThoughtWorks, Inc.
 * 200 E. Randolph, 25th Floor
 * Chicago, IL 60601 USA
 * All rights reserved.
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 *     + Redistributions in binary form must reproduce the above
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 *       with the distribution.
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 *       names of its contributors may be used to endorse or promote
 *       products derived from this software without specific prior
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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package net.sourceforge.cruisecontrol.builders;

import java.io.File;
import java.io.PrintStream;
import java.io.FileOutputStream;
import java.io.FileNotFoundException;

import org.apache.tools.ant.DefaultLogger;
import org.apache.tools.ant.Project;

/**
 * Understands writing all messages to a file.
 *
 * Date: Aug 22, 2007
 * Time: 5:44:00 PM
 */
public class AntOutputLogger extends DefaultLogger {
    public static final String DEFAULT_OUTFILE_NAME = "antBuilderOutput.log";
    private final File outfile = new File(DEFAULT_OUTFILE_NAME);

    public AntOutputLogger() {
        outfile.delete();
        setMessageOutputLevel(Project.MSG_INFO);
    }

    protected void printMessage(final String message, final PrintStream stream, final int priority) {
        PrintStream mystream = null;
        try {
            mystream = new PrintStream(new FileOutputStream(outfile, true));
            super.printMessage(message, mystream, priority);
        } catch (FileNotFoundException e) {
            if (stream != null) {
                super.printMessage("Error (" + e.getMessage() + "): " + message, stream, priority);
            }
        } finally {
            if (mystream != null) { mystream.close(); }
        }
    }
}