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/*******************************************************************************
* Copyright (c) 2007, 2009 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.p2.repository.metadata;
import java.net.URI;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.repository.IRepository;
/**
* A metadata repository stores information about a set of installable units
* <p>
* This interface is not intended to be implemented by clients. Metadata repository
* implementations must subclass {@link AbstractMetadataRepository} rather than
* implementing this interface directly.
* </p>
* @noimplement This interface is not intended to be implemented by clients.
*/
public interface IMetadataRepository extends IRepository {
/**
* Add the given installable units to this repository
* @param installableUnits the installable units to add
*/
public void addInstallableUnits(IInstallableUnit[] installableUnits);
/**
* Adds a reference to another repository to this repository. When a repository
* is loaded by {@link IMetadataRepositoryManager}, its references
* are automatically added to the repository manager's set of known repositories.
* <p>
* Note that this method does not add the <b>contents</b> of the given
* repository to this repository, but merely adds the location of another
* repository to the metadata of this repository.
* <p>
* The {@link IRepository#ENABLED} option flag controls whether the
* referenced repository should be marked as enabled when added to the repository
* manager. If this flag is set, the repository will be marked as enabled when
* added to the repository manager. If this flag is missing, the repository will
* be marked as disabled.
*
* @param location the location of the repository to add
* @param nickname The nickname of the repository, or <code>null</code>
* @param type the repository type (currently either {@link IRepository#TYPE_METADATA}
* or {@link IRepository#TYPE_ARTIFACT}).
* @param options bit-wise or of option constants (currently either
* {@link IRepository#ENABLED} or {@link IRepository#NONE}).
* @see IMetadataRepositoryManager#setEnabled(URI, boolean)
*/
public void addReference(URI location, String nickname, int type, int options);
/**
* Removes all installable units that match the given query from this repository.
*
* @param query the installable units to remove
* @param monitor a progress monitor, or <code>null</code> if progress
* reporting is not desired
* @return <code>true</code> if any units were actually removed, and
* <code>false</code> otherwise
*/
public boolean removeInstallableUnits(IInstallableUnit[] installableUnits, IProgressMonitor monitor);
/**
* Remove all installable units from this repository.
*/
public void removeAll();
}
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