/*
* Created on Jul 26, 2009 5:18:54 PM
* Copyright (C) 2009 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*/
package com.aelitis.azureus.core.drivedetector.impl;
import java.io.File;
import java.util.*;
import org.gudy.azureus2.core3.util.*;
import com.aelitis.azureus.core.drivedetector.*;
import com.aelitis.azureus.core.util.CopyOnWriteList;
/**
* @author TuxPaper
* @created Jul 26, 2009
*
*/
public class DriveDetectorImpl
implements DriveDetector,
AEDiagnosticsEvidenceGenerator
{
private AEMonitor2 mon_driveDetector = new AEMonitor2("driveDetector");
private CopyOnWriteList<DriveDetectedListener> listListeners = new CopyOnWriteList<DriveDetectedListener>(1);
private Map<File, Map> mapDrives = new HashMap<File, Map>(1);
public DriveDetectorImpl() {
AEDiagnostics.addEvidenceGenerator(this);
}
public DriveDetectedInfo[] getDetectedDriveInfo() {
mon_driveDetector.enter();
try {
int i = 0;
DriveDetectedInfo[] ddi = new DriveDetectedInfo[mapDrives.size()];
for (File key : mapDrives.keySet()) {
ddi[i++] = new DriveDetectedInfoImpl(key, mapDrives.get(key));
}
return ddi;
} finally {
mon_driveDetector.exit();
}
}
public void addListener(DriveDetectedListener l) {
mon_driveDetector.enter();
try {
if (!listListeners.contains(l)) {
listListeners.add(l);
} else {
// already added, skip trigger
return;
}
for (File key : mapDrives.keySet()) {
try {
l.driveDetected(new DriveDetectedInfoImpl(key, mapDrives.get(key)));
} catch (Throwable e) {
Debug.out(e);
}
}
} finally {
mon_driveDetector.exit();
}
}
public void removeListener(DriveDetectedListener l) {
listListeners.remove(l);
}
public void driveDetected(File location, Map info) {
location = normaliseFile( location );
mon_driveDetector.enter();
try {
if (!mapDrives.containsKey(location)) {
info.put("File", location);
mapDrives.put(location, info);
} else {
// already there, no trigger
return;
}
} finally {
mon_driveDetector.exit();
}
for (DriveDetectedListener l : listListeners) {
try {
l.driveDetected(new DriveDetectedInfoImpl(location, info));
} catch (Throwable e) {
Debug.out(e);
}
}
}
public void driveRemoved(File location) {
location = normaliseFile( location );
Map map;
mon_driveDetector.enter();
try {
map = mapDrives.remove(location);
if (map == null) {
// not there, no trigger
return;
}
} finally {
mon_driveDetector.exit();
}
for (DriveDetectedListener l : listListeners) {
try {
l.driveRemoved(new DriveDetectedInfoImpl(location, map));
} catch (Throwable e) {
Debug.out(e);
}
}
}
protected File
normaliseFile(
File f )
{
try{
return( f.getCanonicalFile());
}catch( Throwable e ){
Debug.out( e );
return( f );
}
}
// @see org.gudy.azureus2.core3.util.AEDiagnosticsEvidenceGenerator#generate(org.gudy.azureus2.core3.util.IndentWriter)
public void generate(IndentWriter writer) {
synchronized (mapDrives) {
writer.println("DriveDetector: " + mapDrives.size() + " drives");
for (File file : mapDrives.keySet()) {
try {
writer.indent();
writer.println(file.getPath());
try {
writer.indent();
Map driveInfo = mapDrives.get(file);
for (Iterator iter = driveInfo.keySet().iterator(); iter.hasNext();) {
Object key = (Object) iter.next();
Object val = driveInfo.get(key);
writer.println(key + ": " + val);
}
} finally {
writer.exdent();
}
} catch (Throwable e) {
Debug.out(e);
} finally {
writer.exdent();
}
}
}
}
public static void main(String[] args) {
DriveDetectedInfo[] infos = DriveDetectorFactory.getDeviceDetector().getDetectedDriveInfo();
for (DriveDetectedInfo info : infos) {
System.out.println(info.getLocation());
Map<String, Object> infoMap = info.getInfoMap();
for (String key : infoMap.keySet()) {
Object val = infoMap.get(key);
System.out.println("\t" + key + ": " + val);
}
}
}
}