/*******************************************************************************
* Copyright (c) 2008 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.provisional.p2.artifact.repository;
import org.eclipse.core.runtime.IStatus;
public interface IArtifactComparator {
/**
* Compare 2 equivalent IArtifactDescriptors from different repositories.
*
* IArtifactDescriptors with the same id and version should represent the same
* set of bytes. The comparator should ensure this is true and return an error
* or warning otherwise.
*
* @param source - The source IArtifactRepository
* @param sourceDescriptor - The IArtifactDescriptor from the source repository
* @param destination - The target IArtifactRepository
* @param destDescriptor - The IArtifactDescriptor from the target repository
*
* @return IStatus
*/
public IStatus compare(IArtifactRepository source, IArtifactDescriptor sourceDescriptor, IArtifactRepository destination, IArtifactDescriptor destDescriptor);
}
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