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/*******************************************************************************
* Copyright (c) 2008 Code 9 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:
* Code 9 - initial API and implementation
******************************************************************************/
package org.eclipse.equinox.p2.publisher.actions;
import java.util.Collection;
import org.eclipse.equinox.internal.provisional.p2.metadata.query.Collector;
import org.eclipse.equinox.internal.provisional.p2.metadata.query.Query;
import org.eclipse.equinox.p2.publisher.AbstractAdvice;
import org.eclipse.equinox.p2.publisher.IPublisherResult;
public class RootIUResultFilterAdvice extends AbstractAdvice implements IRootIUAdvice {
private Query query;
public RootIUResultFilterAdvice(Query query) {
this.query = query;
}
public Collection getChildren(IPublisherResult result) {
Collection value = result.getIUs(null, IPublisherResult.ROOT);
if (query == null)
return value;
return query.perform(value.iterator(), new Collector()).toCollection();
}
}
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