1 package org.apache.archiva.indexer.search;
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23 import java.io.IOException;
24 import java.util.List;
28 import org.apache.archiva.indexer.util.SearchUtil;
29 import org.apache.lucene.search.BooleanQuery;
30 import org.apache.lucene.search.BooleanClause.Occur;
31 import org.apache.maven.archiva.configuration.ArchivaConfiguration;
32 import org.apache.maven.archiva.configuration.Configuration;
33 import org.apache.maven.archiva.configuration.ManagedRepositoryConfiguration;
34 import org.apache.maven.archiva.indexer.search.SearchResultHit;
35 import org.apache.maven.archiva.indexer.search.SearchResultLimits;
36 import org.apache.maven.archiva.indexer.search.SearchResults;
37 import org.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
39 import org.sonatype.nexus.index.ArtifactInfo;
40 import org.sonatype.nexus.index.FlatSearchRequest;
41 import org.sonatype.nexus.index.FlatSearchResponse;
42 import org.sonatype.nexus.index.NexusIndexer;
43 import org.sonatype.nexus.index.context.IndexContextInInconsistentStateException;
44 import org.sonatype.nexus.index.context.IndexingContext;
45 import org.sonatype.nexus.index.context.UnsupportedExistingLuceneIndexException;
48 * RepositorySearch implementation which uses the Nexus Indexer for searching.
50 public class NexusRepositorySearch
51 implements RepositorySearch
53 private static final Logger log = LoggerFactory.getLogger( NexusRepositorySearch.class );
55 private NexusIndexer indexer;
57 private ArchivaConfiguration archivaConfig;
59 public NexusRepositorySearch( NexusIndexer indexer, ArchivaConfiguration archivaConfig )
61 this.indexer = indexer;
62 this.archivaConfig = archivaConfig;
66 * @see RepositorySearch#search(String, List, String, SearchResultLimits, List)
68 public SearchResults search( String principal, List<String> selectedRepos, String term, SearchResultLimits limits,
69 List<String> previousSearchTerms )
70 throws RepositorySearchException
72 addIndexingContexts( selectedRepos );
75 // 1. construct query for:
77 // - searching within search results
78 // 3. multiple repositories
80 BooleanQuery q = new BooleanQuery();
81 if( previousSearchTerms == null || previousSearchTerms.isEmpty() )
83 constructQuery( term, q );
87 for( String previousTerm : previousSearchTerms )
89 BooleanQuery iQuery = new BooleanQuery();
90 constructQuery( previousTerm, iQuery );
92 q.add( iQuery, Occur.MUST );
95 BooleanQuery iQuery = new BooleanQuery();
96 constructQuery( term, iQuery );
97 q.add( iQuery, Occur.MUST );
102 FlatSearchRequest request = new FlatSearchRequest( q );
103 FlatSearchResponse response = indexer.searchFlat( request );
105 if( response == null || response.getTotalHits() == 0 )
107 return new SearchResults();
110 return convertToSearchResults( response, limits );
112 catch ( IndexContextInInconsistentStateException e )
114 throw new RepositorySearchException( e );
116 catch ( IOException e )
118 throw new RepositorySearchException( e );
122 Map<String, IndexingContext> indexingContexts = indexer.getIndexingContexts();
123 Set<String> keys = indexingContexts.keySet();
124 for( String key : keys )
128 indexer.removeIndexingContext( indexingContexts.get( key ), false );
129 log.debug( "Indexing context '" + key + "' removed from search." );
131 catch ( IOException e )
133 log.warn( "IOException occurred while removing indexing content '" + key + "'." );
140 private void constructQuery( String term, BooleanQuery q )
142 q.add( indexer.constructQuery( ArtifactInfo.GROUP_ID, term ), Occur.SHOULD );
143 q.add( indexer.constructQuery( ArtifactInfo.ARTIFACT_ID, term ), Occur.SHOULD );
144 q.add( indexer.constructQuery( ArtifactInfo.VERSION, term ), Occur.SHOULD );
145 q.add( indexer.constructQuery( ArtifactInfo.PACKAGING, term ), Occur.SHOULD );
146 q.add( indexer.constructQuery( ArtifactInfo.NAMES, term ), Occur.SHOULD );
150 * @see RepositorySearch#search(String, SearchFields, SearchResultLimits)
152 public SearchResults search( String principal, SearchFields searchFields, SearchResultLimits limits )
153 throws RepositorySearchException
155 // TODO Auto-generated method stub
159 private void addIndexingContexts( List<String> selectedRepos )
161 for( String repo : selectedRepos )
165 Configuration config = archivaConfig.getConfiguration();
166 ManagedRepositoryConfiguration repoConfig = config.findManagedRepositoryById( repo );
168 if( repoConfig != null )
170 String indexDir = repoConfig.getIndexDir();
171 File indexDirectory = null;
172 if( indexDir != null && !"".equals( indexDir ) )
174 indexDirectory = new File( repoConfig.getIndexDir() );
178 indexDirectory = new File( repoConfig.getLocation(), ".indexer" );
181 IndexingContext context =
182 indexer.addIndexingContext( repoConfig.getId(), repoConfig.getId(), new File( repoConfig.getLocation() ),
183 indexDirectory, null, null, NexusIndexer.FULL_INDEX );
184 context.setSearchable( repoConfig.isScanned() );
188 log.warn( "Repository '" + repo + "' not found in configuration." );
191 catch ( UnsupportedExistingLuceneIndexException e )
193 log.warn( "Error accessing index of repository '" + repo + "' : " + e.getMessage() );
196 catch ( IOException e )
198 log.warn( "IO error occured while accessing index of repository '" + repo + "' : " + e.getMessage() );
204 private SearchResults convertToSearchResults( FlatSearchResponse response, SearchResultLimits limits )
206 SearchResults results = new SearchResults();
207 Set<ArtifactInfo> artifactInfos = response.getResults();
209 for ( ArtifactInfo artifactInfo : artifactInfos )
211 String id = SearchUtil.getHitId( artifactInfo.groupId, artifactInfo.artifactId );
212 Map<String, SearchResultHit> hitsMap = results.getHitsMap();
214 SearchResultHit hit = hitsMap.get( id );
217 hit.addVersion( artifactInfo.version );
221 hit = new SearchResultHit();
222 hit.setArtifactId( artifactInfo.artifactId );
223 hit.setGroupId( artifactInfo.groupId );
224 // do we still need to set the repository id even though we're merging everything?
225 //hit.setRepositoryId( artifactInfo.repository );
226 hit.setUrl( artifactInfo.repository + "/" + artifactInfo.fname );
227 if( !hit.getVersions().contains( artifactInfo.version ) )
229 hit.addVersion( artifactInfo.version );
233 results.addHit( id, hit );
236 results.setTotalHits( results.getHitsMap().size() );
238 if( limits == null || limits.getSelectedPage() == SearchResultLimits.ALL_PAGES )
244 return paginate( limits, results );
248 private SearchResults paginate( SearchResultLimits limits, SearchResults results )
250 SearchResults paginated = new SearchResults();
251 int fetchCount = limits.getPageSize();
252 int offset = ( limits.getSelectedPage() * limits.getPageSize() );
254 if( fetchCount > results.getTotalHits() )
256 fetchCount = results.getTotalHits();
260 if ( offset < results.getTotalHits() )
262 // only process if the offset is within the hit count.
263 for ( int i = 0; i < fetchCount; i++ )
265 // Stop fetching if we are past the total # of available hits.
266 if ( offset + i > results.getTotalHits() )
271 SearchResultHit hit = results.getHits().get( ( offset + i ) );
274 String id = SearchUtil.getHitId( hit.getGroupId(), hit.getArtifactId() );
275 paginated.addHit( id, hit );
283 paginated.setTotalHits( paginated.getHitsMap().size() );