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- 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.common.utils.VersionComparator;
- import org.apache.archiva.common.utils.VersionUtil;
- import org.apache.archiva.metadata.repository.RepositorySession;
- import org.apache.archiva.model.ArtifactReference;
- import org.apache.archiva.model.VersionedReference;
- import org.apache.archiva.repository.ContentNotFoundException;
- import org.apache.archiva.repository.LayoutException;
- import org.apache.archiva.repository.ManagedRepositoryContent;
- import org.apache.archiva.repository.events.RepositoryListener;
-
- import java.nio.file.Files;
- import java.nio.file.Path;
- import java.nio.file.Paths;
- import java.util.ArrayList;
- import java.util.Collections;
- import java.util.HashSet;
- 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
- {
- Path artifactFile = Paths.get( repository.getRepoRoot( ), path );
-
- if ( !Files.exists(artifactFile) )
- {
- 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( ) )
- {
- log.trace( "No deletion, because retention count is higher than actual number of artifacts." );
- // Done. nothing to do here. skip it.
- return;
- }
-
- int countToPurge = versions.size( ) - retentionCount;
- Set<ArtifactReference> artifactsToDelete = new HashSet<>( );
- for ( String version : versions )
- {
- if ( countToPurge-- <= 0 )
- {
- break;
- }
- artifactsToDelete.addAll( repository.getRelatedArtifacts( getNewArtifactReference( artifact, version ) ) );
- }
- purge( artifactsToDelete );
- }
- }
- catch ( LayoutException le )
- {
- throw new RepositoryPurgeException( le.getMessage( ), le );
- }
- catch ( ContentNotFoundException e )
- {
- log.error( "Repostory artifact not found {}", path );
- }
- }
-
- /*
- * Returns a new artifact reference with different version
- */
- private ArtifactReference getNewArtifactReference( 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( ) );
- return artifact;
-
- }
- }
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