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/*
This file is part of Subsonic.
Subsonic 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 3 of the License, or
(at your option) any later version.
Subsonic 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 Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2009 (C) Sindre Mehus
*/
package github.daneren2005.dsub.service.parser;
import java.io.Reader;
import java.util.List;
import java.util.ArrayList;
import org.xmlpull.v1.XmlPullParser;
import android.content.Context;
import github.daneren2005.dsub.R;
import github.daneren2005.dsub.domain.Artist;
import github.daneren2005.dsub.domain.Indexes;
import github.daneren2005.dsub.util.ProgressListener;
import android.util.Log;
/**
* @author Sindre Mehus
*/
public class IndexesParser extends AbstractParser {
private static final String TAG = IndexesParser.class.getSimpleName();
public IndexesParser(Context context) {
super(context);
}
public Indexes parse(Reader reader, ProgressListener progressListener) throws Exception {
long t0 = System.currentTimeMillis();
updateProgress(progressListener, R.string.parser_reading);
init(reader);
List<Artist> artists = new ArrayList<Artist>();
List<Artist> shortcuts = new ArrayList<Artist>();
Long lastModified = null;
int eventType;
String index = "#";
boolean changed = false;
do {
eventType = nextParseEvent();
if (eventType == XmlPullParser.START_TAG) {
String name = getElementName();
if ("indexes".equals(name)) {
changed = true;
lastModified = getLong("lastModified");
} else if ("index".equals(name)) {
index = get("name");
} else if ("artist".equals(name)) {
Artist artist = new Artist();
artist.setId(get("id"));
artist.setName(get("name"));
artist.setIndex(index);
artist.setStarred(get("starred") != null);
artists.add(artist);
if (artists.size() % 10 == 0) {
String msg = getContext().getResources().getString(R.string.parser_artist_count, artists.size());
updateProgress(progressListener, msg);
}
} else if ("shortcut".equals(name)) {
Artist shortcut = new Artist();
shortcut.setId(get("id"));
shortcut.setName(get("name"));
shortcut.setIndex("*");
shortcut.setStarred(get("starred") != null);
shortcuts.add(shortcut);
} else if ("error".equals(name)) {
handleError();
}
}
} while (eventType != XmlPullParser.END_DOCUMENT);
validate();
if (!changed) {
return null;
}
long t1 = System.currentTimeMillis();
Log.d(TAG, "Got " + artists.size() + " artist(s) in " + (t1 - t0) + "ms.");
String msg = getContext().getResources().getString(R.string.parser_artist_count, artists.size());
updateProgress(progressListener, msg);
return new Indexes(lastModified == null ? 0L : lastModified, shortcuts, artists);
}
}
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