| package org.apache.archiva.rss.processor; |
| |
| /* |
| * 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 com.sun.syndication.feed.synd.SyndFeed; |
| import com.sun.syndication.io.FeedException; |
| import org.apache.archiva.metadata.model.ArtifactMetadata; |
| import org.apache.archiva.metadata.repository.*; |
| import org.apache.archiva.repository.Repository; |
| import org.apache.archiva.repository.RepositoryRegistry; |
| import org.apache.archiva.rss.RssFeedEntry; |
| import org.apache.archiva.rss.RssFeedGenerator; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.stereotype.Service; |
| |
| import javax.inject.Inject; |
| import java.time.ZoneId; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Date; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Retrieve and process new versions of an artifact from the database and |
| * generate a rss feed. The versions will be grouped by the date when the artifact |
| * was gathered. Each group will appear as one entry in the feed. |
| * |
| */ |
| @Service("rssFeedProcessor#new-versions") |
| public class NewVersionsOfArtifactRssFeedProcessor |
| extends AbstractArtifactsRssFeedProcessor |
| { |
| private Logger log = LoggerFactory.getLogger( NewVersionsOfArtifactRssFeedProcessor.class ); |
| |
| private static final String title = "New Versions of Artifact "; |
| |
| private static final String desc = "These are the new versions of artifact "; |
| |
| @Inject |
| private RssFeedGenerator generator; |
| |
| @Inject |
| private RepositoryRegistry repositoryRegistry; |
| |
| @Inject |
| private RepositorySessionFactory repositorySessionFactory; |
| |
| /** |
| * Process all versions of the artifact which had a rss feed request. |
| */ |
| @Override |
| public SyndFeed process( Map<String, String> reqParams ) |
| throws FeedException |
| { |
| String groupId = reqParams.get( RssFeedProcessor.KEY_GROUP_ID ); |
| String artifactId = reqParams.get( RssFeedProcessor.KEY_ARTIFACT_ID ); |
| |
| if ( groupId != null && artifactId != null ) |
| { |
| return processNewVersionsOfArtifact( groupId, artifactId ); |
| } |
| |
| return null; |
| } |
| |
| private SyndFeed processNewVersionsOfArtifact( String groupId, String artifactId ) |
| throws FeedException |
| { |
| List<ArtifactMetadata> artifacts = new ArrayList<>(); |
| try(RepositorySession session = repositorySessionFactory.createSession()) |
| { |
| final MetadataRepository metadataRepository = session.getRepository( ); |
| for ( Repository repo : repositoryRegistry.getRepositories() ) |
| { |
| final String repoId = repo.getId(); |
| Collection<String> versions = metadataRepository.getProjectVersions( session, repoId, groupId, artifactId ); |
| for ( String version : versions ) |
| { |
| artifacts.addAll( metadataRepository.getArtifacts(session , repoId, groupId, artifactId, version ) ); |
| } |
| } |
| } |
| catch ( MetadataRepositoryException e ) |
| { |
| throw new FeedException( "Unable to construct feed, metadata could not be retrieved: " + e.getMessage(), |
| e ); |
| } |
| catch ( MetadataResolutionException e ) |
| { |
| throw new FeedException( "Unable to construct feed, metadata could not be retrieved: " + e.getMessage(), |
| e ); |
| } |
| |
| long tmp = 0; |
| RssFeedEntry entry = null; |
| List<RssFeedEntry> entries = new ArrayList<>(); |
| String description = ""; |
| int idx = 0; |
| for ( ArtifactMetadata artifact : artifacts ) |
| { |
| long whenGathered = artifact.getWhenGathered().toInstant().toEpochMilli(); |
| |
| if ( tmp != whenGathered ) |
| { |
| if ( entry != null ) |
| { |
| entry.setDescription( description ); |
| entries.add( entry ); |
| entry = null; |
| } |
| |
| entry = new RssFeedEntry( |
| this.getTitle() + "\'" + groupId + ":" + artifactId + "\'" + " as of " + new Date( whenGathered ) ); |
| entry.setPublishedDate( Date.from(artifact.getWhenGathered().toInstant()) ); |
| description = |
| this.getDescription() + "\'" + groupId + ":" + artifactId + "\'" + ": \n" + artifact.getId() + |
| " | "; |
| } |
| else |
| { |
| description = description + artifact.getId() + " | "; |
| } |
| |
| if ( idx == ( artifacts.size() - 1 ) ) |
| { |
| entry.setDescription( description ); |
| entries.add( entry ); |
| } |
| |
| tmp = whenGathered; |
| idx++; |
| } |
| |
| String key = groupId + ":" + artifactId; |
| |
| return generator.generateFeed( getTitle() + "\'" + key + "\'", |
| "New versions of artifact " + "\'" + key + "\' found during repository scan.", |
| entries ); |
| } |
| |
| @Override |
| public String getTitle() |
| { |
| return title; |
| } |
| |
| @Override |
| public String getDescription() |
| { |
| return desc; |
| } |
| |
| public RssFeedGenerator getGenerator() |
| { |
| return generator; |
| } |
| |
| public void setGenerator( RssFeedGenerator generator ) |
| { |
| this.generator = generator; |
| } |
| |
| public RepositorySessionFactory getRepositorySessionFactory( ) |
| { |
| return repositorySessionFactory; |
| } |
| |
| public void setRepositorySessionFactory( RepositorySessionFactory repositorySessionFactory ) |
| { |
| this.repositorySessionFactory = repositorySessionFactory; |
| } |
| |
| public RepositoryRegistry getRepositoryRegistry( ) |
| { |
| return repositoryRegistry; |
| } |
| |
| public void setRepositoryRegistry( RepositoryRegistry repositoryRegistry ) |
| { |
| this.repositoryRegistry = repositoryRegistry; |
| } |
| } |