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- package org.apache.archiva.indexer.merger;
- /*
- * 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.FileUtils;
- import org.apache.archiva.indexer.ArchivaIndexManager;
- import org.apache.archiva.indexer.ArchivaIndexingContext;
- import org.apache.archiva.indexer.IndexCreationFailedException;
- import org.apache.archiva.indexer.merger.IndexMerger;
- import org.apache.archiva.indexer.merger.IndexMergerException;
- import org.apache.archiva.indexer.merger.IndexMergerRequest;
- import org.apache.archiva.indexer.merger.TemporaryGroupIndex;
- import org.apache.archiva.repository.Repository;
- import org.apache.archiva.repository.RepositoryRegistry;
- import org.apache.archiva.repository.storage.StorageAsset;
- import org.apache.archiva.repository.storage.StorageUtil;
- import org.apache.commons.lang.time.StopWatch;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import org.springframework.scheduling.annotation.Async;
- import org.springframework.stereotype.Service;
-
- import javax.inject.Inject;
- import java.io.IOException;
- import java.nio.file.Files;
- import java.nio.file.Path;
- import java.util.Collection;
- import java.util.List;
- import java.util.Optional;
- import java.util.concurrent.CopyOnWriteArrayList;
- import java.util.stream.Collectors;
-
- /**
- * @author Olivier Lamy
- * @since 1.4-M2
- */
- @Service("indexMerger#default")
- public class DefaultIndexMerger
- implements IndexMerger
- {
-
- @Inject
- RepositoryRegistry repositoryRegistry;
-
- private Logger log = LoggerFactory.getLogger( getClass() );
-
- private List<TemporaryGroupIndex> temporaryGroupIndexes = new CopyOnWriteArrayList<>();
-
- private List<ArchivaIndexingContext> temporaryContextes = new CopyOnWriteArrayList<>( );
-
- private List<String> runningGroups = new CopyOnWriteArrayList<>();
-
- @Inject
- public DefaultIndexMerger( )
- {
- }
-
- @Override
- public ArchivaIndexingContext buildMergedIndex(IndexMergerRequest indexMergerRequest )
- throws IndexMergerException
- {
- String groupId = indexMergerRequest.getGroupId();
-
- if ( runningGroups.contains( groupId ) )
- {
- log.info( "skip build merge remote indexes for id: '{}' as already running", groupId );
- return null;
- }
-
- runningGroups.add( groupId );
- StopWatch stopWatch = new StopWatch();
- try {
- stopWatch.reset();
- stopWatch.start();
-
- StorageAsset mergedIndexDirectory = indexMergerRequest.getMergedIndexDirectory();
- Repository destinationRepository = repositoryRegistry.getRepository(indexMergerRequest.getGroupId());
-
- ArchivaIndexManager idxManager = repositoryRegistry.getIndexManager(destinationRepository.getType());
- List<ArchivaIndexingContext> sourceContexts = indexMergerRequest.getRepositoriesIds().stream().map(id -> repositoryRegistry.getRepository(id).getIndexingContext()).collect(Collectors.toList());
- try {
- ArchivaIndexingContext result = idxManager.mergeContexts(destinationRepository, sourceContexts, indexMergerRequest.isPackIndex());
- if ( indexMergerRequest.isTemporary() )
- {
- String tempRepoId = destinationRepository.getId()+System.currentTimeMillis();
- temporaryGroupIndexes.add( new TemporaryGroupIndex( mergedIndexDirectory, tempRepoId, groupId,
- indexMergerRequest.getMergedIndexTtl() ) );
- temporaryContextes.add(result);
- }
- return result;
- } catch (IndexCreationFailedException e) {
- throw new IndexMergerException("Index merging failed " + e.getMessage(), e);
- }
-
- } finally {
- stopWatch.stop();
- log.info( "merged index for repos {} in {} s", indexMergerRequest.getRepositoriesIds(),
- stopWatch.getTime() );
- runningGroups.remove(groupId);
- }
- }
-
- @Async
- @Override
- public void cleanTemporaryGroupIndex( TemporaryGroupIndex temporaryGroupIndex )
- {
- if ( temporaryGroupIndex == null )
- {
- return;
- }
-
- try
- {
- Optional<ArchivaIndexingContext> ctxOpt = temporaryContextes.stream( ).filter( ctx -> ctx.getId( ).equals( temporaryGroupIndex.getIndexId( ) ) ).findFirst( );
- if (ctxOpt.isPresent()) {
- ArchivaIndexingContext ctx = ctxOpt.get();
- ctx.close(true);
- temporaryGroupIndexes.remove( temporaryGroupIndex );
- temporaryContextes.remove( ctx );
- StorageAsset directory = temporaryGroupIndex.getDirectory();
- if ( directory != null && directory.exists() )
- {
- StorageUtil.deleteRecursively( directory );
- }
- }
- }
- catch ( IOException e )
- {
- log.warn( "fail to delete temporary group index {}", temporaryGroupIndex.getIndexId(), e );
- }
- }
-
- @Override
- public Collection<TemporaryGroupIndex> getTemporaryGroupIndexes()
- {
- return this.temporaryGroupIndexes;
- }
- }
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