/*
* Copyright (c) 2013 TMate Software Ltd
*
* 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; version 2 of the License.
*
* 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.
*
* For information on how to redistribute this software under
* the terms of a license other than GNU General Public License
* contact TMate Software at support@hg4j.com
*/
package org.tmatesoft.hg.internal;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import org.tmatesoft.hg.core.HgIOException;
import org.tmatesoft.hg.core.SessionContext;
import org.tmatesoft.hg.repo.HgBundle;
import org.tmatesoft.hg.repo.HgInternals;
import org.tmatesoft.hg.repo.HgRuntimeException;
import org.tmatesoft.hg.util.LogFacility;
/**
*
* @author Artem Tikhomirov
* @author TMate Software Ltd.
*/
public class BundleSerializer implements DataSerializer.DataSource {
private final LogFacility log;
private final File bundleFile;
public static BundleSerializer newInstance(SessionContext ctx, HgBundle bundle) {
return new BundleSerializer(ctx.getLog(), HgInternals.getBundleFile(bundle));
}
public BundleSerializer(LogFacility logFacility, File bundleFile) {
log = logFacility;
this.bundleFile = bundleFile;
}
public void serialize(DataSerializer out) throws HgIOException, HgRuntimeException {
FileInputStream fis = null;
try {
fis = new FileInputStream(bundleFile);
byte[] buffer = new byte[8*1024];
int r;
while ((r = fis.read(buffer, 0, buffer.length)) > 0) {
out.write(buffer, 0, r);
}
} catch (IOException ex) {
throw new HgIOException("Failed to serialize bundle", bundleFile);
} finally {
new FileUtils(log, this).closeQuietly(fis, bundleFile);
}
}
public int serializeLength() throws HgRuntimeException {
return Internals.ltoi(bundleFile.length());
}
}