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/*******************************************************************************
* Copyright (c) 2007, 2018 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.internal.p2.engine;
import java.io.OutputStream;
import java.util.*;
import org.eclipse.equinox.internal.p2.metadata.repository.io.MetadataWriter;
import org.eclipse.equinox.p2.engine.IProfile;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.query.QueryUtil;
public class ProfileWriter extends MetadataWriter implements ProfileXMLConstants {
public ProfileWriter(OutputStream output, ProcessingInstruction[] processingInstructions) {
super(output, processingInstructions);
}
public void writeProfile(IProfile profile) {
start(PROFILE_ELEMENT);
attribute(ID_ATTRIBUTE, profile.getProfileId());
attribute(TIMESTAMP_ATTRIBUTE, Long.toString(profile.getTimestamp()));
writeProperties(profile.getProperties());
ArrayList<IInstallableUnit> ius = new ArrayList<>(profile.query(QueryUtil.createIUAnyQuery(), null).toUnmodifiableSet());
Collections.sort(ius, new Comparator<IInstallableUnit>() {
@Override
public int compare(IInstallableUnit iu1, IInstallableUnit iu2) {
int IdCompare = iu1.getId().compareTo(iu2.getId());
if (IdCompare != 0)
return IdCompare;
return iu1.getVersion().compareTo(iu2.getVersion());
}
});
writeInstallableUnits(ius.iterator(), ius.size());
writeInstallableUnitsProperties(ius.iterator(), ius.size(), profile);
end(PROFILE_ELEMENT);
flush();
}
private void writeInstallableUnitsProperties(Iterator<IInstallableUnit> it, int size, IProfile profile) {
if (size == 0)
return;
start(IUS_PROPERTIES_ELEMENT);
attribute(COLLECTION_SIZE_ATTRIBUTE, size);
while (it.hasNext()) {
IInstallableUnit iu = it.next();
Map<String, String> properties = profile.getInstallableUnitProperties(iu);
if (properties.isEmpty())
continue;
start(IU_PROPERTIES_ELEMENT);
attribute(ID_ATTRIBUTE, iu.getId());
attribute(VERSION_ATTRIBUTE, iu.getVersion().toString());
writeProperties(properties);
end(IU_PROPERTIES_ELEMENT);
}
end(IUS_PROPERTIES_ELEMENT);
}
}
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