/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2003 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.examples.modules.minicomposer;

import java.io.IOException;
import java.util.*;

import org.openide.ErrorManager;
import org.openide.compiler.*;
import org.openide.compiler.Compiler;
import org.openide.filesystems.*;

public class SampledAudioCleaner extends Compiler {
    private FileObject scoreFile;
    public SampledAudioCleaner(FileObject scoreFile) {
        this.scoreFile = scoreFile;
    }
    public boolean equals(Object o) {
        if (o == null || !(o instanceof SampledAudioCleaner)) return false;
        return scoreFile.equals(((SampledAudioCleaner)o).scoreFile);
    }
    public int hashCode() {
        return SampledAudioCleaner.class.hashCode() ^ scoreFile.hashCode();
    }
    public Class compilerGroupClass() {
        return Group.class;
    }
    protected boolean isUpToDate() {
        return FileUtil.findBrother(scoreFile, ScoreDataLoader.STANDARD_AU_EXT) == null;
    }
    public FileObject getScoreFile() {
        return scoreFile;
    }
    public static class Group extends CompilerGroup {
        private Set compilers = new HashSet(); // Set
        public void add(Compiler c) {
            compilers.add((SampledAudioCleaner)c);
        }
        public boolean start() {
            boolean ok = true;
            Iterator it = compilers.iterator();
            while (it.hasNext()) {
                SampledAudioCleaner c = (SampledAudioCleaner)it.next();
                FileObject fo = c.getScoreFile();
                FileObject toClean = FileUtil.findBrother(fo, ScoreDataLoader.STANDARD_AU_EXT);
                if (toClean != null) {
                    try {
                        fireProgressEvent(new ProgressEvent(this, toClean, ProgressEvent.TASK_CLEANING));
                        toClean.delete();
                    } catch (IOException ioe) {
                        ErrorManager.getDefault().notify(ErrorManager.INFORMATIONAL, ioe);
                        fireErrorEvent(new ErrorEvent(this, toClean, 0, 0, ioe.toString(), ""));
                        ok = false;
                    }
                }
            }
            return ok;
        }
    }
}