package org.apache.archiva.consumers.core.repository;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import org.apache.archiva.metadata.repository.RepositorySession;
import org.apache.archiva.repository.events.RepositoryListener;
import org.apache.archiva.common.utils.VersionComparator;
import org.apache.archiva.common.utils.VersionUtil;
import org.apache.archiva.model.ArtifactReference;
import org.apache.archiva.model.VersionedReference;
import org.apache.archiva.repository.ContentNotFoundException;
import org.apache.archiva.repository.ManagedRepositoryContent;
import org.apache.archiva.repository.layout.LayoutException;
import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
/**
* Purge the repository by retention count. Retain only the specified number of snapshots.
*/
public class RetentionCountRepositoryPurge
extends AbstractRepositoryPurge
{
private int retentionCount;
public RetentionCountRepositoryPurge( ManagedRepositoryContent repository, int retentionCount,
RepositorySession repositorySession, List<RepositoryListener> listeners )
{
super( repository, repositorySession, listeners );
this.retentionCount = retentionCount;
}
@Override
public void process( String path )
throws RepositoryPurgeException
{
try
{
File artifactFile = new File( repository.getRepoRoot(), path );
if ( !artifactFile.exists() )
{
return;
}
ArtifactReference artifact = repository.toArtifactReference( path );
if ( VersionUtil.isSnapshot( artifact.getVersion() ) )
{
VersionedReference reference = new VersionedReference();
reference.setGroupId( artifact.getGroupId() );
reference.setArtifactId( artifact.getArtifactId() );
reference.setVersion( artifact.getVersion() );
List<String> versions = new ArrayList<>( repository.getVersions( reference ) );
Collections.sort( versions, VersionComparator.getInstance() );
if ( retentionCount > versions.size() )
{
// Done. nothing to do here. skip it.
return;
}
int countToPurge = versions.size() - retentionCount;
for ( String version : versions )
{
if ( countToPurge-- <= 0 )
{
break;
}
doPurgeAllRelated( artifact, version );
}
}
}
catch ( LayoutException le )
{
throw new RepositoryPurgeException( le.getMessage(), le );
}
catch ( ContentNotFoundException e )
{
// Nothing to do here.
// TODO: Log this condition?
}
}
private void doPurgeAllRelated( ArtifactReference reference, String version )
throws LayoutException
{
ArtifactReference artifact = new ArtifactReference();
artifact.setGroupId( reference.getGroupId() );
artifact.setArtifactId( reference.getArtifactId() );
artifact.setVersion( version );
artifact.setClassifier( reference.getClassifier() );
artifact.setType( reference.getType() );
try
{
Set<ArtifactReference> related = repository.getRelatedArtifacts( artifact );
purge( related );
}
catch ( ContentNotFoundException e )
{
// Nothing to do here.
// TODO: Log this?
}
}
}