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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 2010 (C) Sindre Mehus
*/
package github.daneren2005.dsub.service.parser;
import android.content.Context;
import android.util.Log;
import github.daneren2005.dsub.R;
import github.daneren2005.dsub.domain.Genre;
import github.daneren2005.dsub.util.ProgressListener;
import org.xmlpull.v1.XmlPullParser;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
/**
* @author Joshua Bahnsen
*/
public class GenreParser extends AbstractParser {
private static final String TAG = GenreParser.class.getSimpleName();
public GenreParser(Context context) {
super(context);
}
public List<Genre> parse(Reader reader, ProgressListener progressListener) throws Exception {
updateProgress(progressListener, R.string.parser_reading);
List<Genre> result = new ArrayList<Genre>();
StringReader sr = null;
try {
BufferedReader br = new BufferedReader(reader);
String xml = null;
String line = null;
while ((line = br.readLine()) != null) {
if (xml == null) {
xml = line;
} else {
xml += line;
}
}
br.close();
// Replace double escaped ampersand (&apos;)
xml = xml.replaceAll("(?:&)(amp;|lt;|gt;|#37;|apos;)", "&$1");
// Replace unescaped ampersand
xml = xml.replaceAll("&(?!amp;|lt;|gt;|#37;|apos;)", "&");
// Replace unescaped percent symbol
// No replacements for <> at this time
xml = xml.replaceAll("%", "%");
xml = xml.replaceAll("'", "'");
sr = new StringReader(xml);
} catch (IOException ioe) {
Log.e(TAG, "Error parsing Genre XML", ioe);
}
if (sr == null) {
Log.w(TAG, "Unable to parse Genre XML, returning empty list");
return result;
}
init(sr);
Genre genre = null;
int eventType;
do {
eventType = nextParseEvent();
if (eventType == XmlPullParser.START_TAG) {
String name = getElementName();
if ("genre".equals(name)) {
genre = new Genre();
} else if ("error".equals(name)) {
handleError();
} else {
genre = null;
}
} else if (eventType == XmlPullParser.TEXT) {
if (genre != null) {
String value = getText();
if (genre != null) {
genre.setName(value);
genre.setIndex(value.substring(0, 1));
result.add(genre);
genre = null;
}
}
}
} while (eventType != XmlPullParser.END_DOCUMENT);
validate();
updateProgress(progressListener, R.string.parser_reading_done);
return result;
}
}
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