| package org.apache.maven.index; |
| |
| /* |
| * 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 java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.nio.file.Files; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.document.StoredField; |
| import org.apache.maven.index.artifact.Gav; |
| import org.apache.maven.index.context.IndexCreator; |
| import org.apache.maven.index.context.IndexingContext; |
| import org.apache.maven.index.util.zip.ZipFacade; |
| import org.apache.maven.index.util.zip.ZipHandle; |
| import org.apache.maven.model.Model; |
| import org.apache.maven.model.io.xpp3.MavenXpp3Reader; |
| import org.codehaus.plexus.util.xml.pull.XmlPullParserException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * An artifact context used to provide information about artifact during scanning. It is passed to the |
| * {@link IndexCreator}, which can populate {@link ArtifactInfo} for the given artifact. |
| * |
| * @see IndexCreator#populateArtifactInfo(ArtifactContext) |
| * @author Jason van Zyl |
| * @author Tamas Cservenak |
| */ |
| public class ArtifactContext |
| { |
| |
| private static final Logger LOGGER = LoggerFactory.getLogger( ArtifactContext.class ); |
| |
| private final File pom; |
| |
| private final File artifact; |
| |
| private final File metadata; |
| |
| private final ArtifactInfo artifactInfo; |
| |
| private final Gav gav; |
| |
| private final List<Exception> errors = new ArrayList<>(); |
| |
| public ArtifactContext( File pom, File artifact, File metadata, ArtifactInfo artifactInfo, Gav gav ) |
| throws IllegalArgumentException |
| { |
| if ( artifactInfo == null ) |
| { |
| throw new IllegalArgumentException( "Parameter artifactInfo must not be null." ); |
| } |
| |
| this.pom = pom; |
| this.artifact = artifact; |
| this.metadata = metadata; |
| this.artifactInfo = artifactInfo; |
| this.gav = gav == null ? artifactInfo.calculateGav() : gav; |
| } |
| |
| public File getPom() |
| { |
| return pom; |
| } |
| |
| public Model getPomModel() |
| { |
| // First check for local pom file |
| File pom = getPom(); |
| if ( pom != null && pom.isFile() ) |
| { |
| try ( InputStream inputStream = Files.newInputStream( pom.toPath() ) ) |
| { |
| return new MavenXpp3Reader().read( inputStream, false ); |
| } |
| catch ( IOException | XmlPullParserException e ) |
| { |
| LOGGER.warn( "skip error reading pom: " + pom, e ); |
| } |
| } |
| // Otherwise, check for pom contained in maven generated artifact |
| else if ( getArtifact() != null && getArtifact().isFile() ) |
| { |
| File artifact = getArtifact(); |
| try ( ZipHandle handle = ZipFacade.getZipHandle( artifact ) ) |
| { |
| |
| final String embeddedPomPath = |
| "META-INF/maven/" + getGav().getGroupId() + "/" + getGav().getArtifactId() + "/pom.xml"; |
| |
| if ( handle.hasEntry( embeddedPomPath ) ) |
| { |
| try ( InputStream inputStream = handle.getEntryContent( embeddedPomPath ) ) |
| { |
| return new MavenXpp3Reader().read( inputStream, false ); |
| } |
| } |
| } |
| catch ( IOException | XmlPullParserException e ) |
| { |
| LOGGER.warn( "skip error reading pom withing artifact:" + artifact, e ); |
| } |
| } |
| |
| return null; |
| } |
| |
| public File getArtifact() |
| { |
| return artifact; |
| } |
| |
| public File getMetadata() |
| { |
| return metadata; |
| } |
| |
| public ArtifactInfo getArtifactInfo() |
| { |
| return artifactInfo; |
| } |
| |
| public Gav getGav() |
| { |
| return gav; |
| } |
| |
| public List<Exception> getErrors() |
| { |
| return errors; |
| } |
| |
| public void addError( Exception e ) |
| { |
| errors.add( e ); |
| } |
| |
| /** |
| * Creates Lucene Document using {@link IndexCreator}s from the given {@link IndexingContext}. |
| */ |
| public Document createDocument( IndexingContext context ) |
| { |
| Document doc = new Document(); |
| |
| // unique key |
| doc.add( new Field( ArtifactInfo.UINFO, getArtifactInfo().getUinfo(), IndexerField.KEYWORD_STORED ) ); |
| |
| doc.add( new StoredField( ArtifactInfo.LAST_MODIFIED, // |
| Long.toString( System.currentTimeMillis() ) ) ); |
| |
| for ( IndexCreator indexCreator : context.getIndexCreators() ) |
| { |
| try |
| { |
| indexCreator.populateArtifactInfo( this ); |
| } |
| catch ( IOException ex ) |
| { |
| addError( ex ); |
| } |
| } |
| |
| // need a second pass in case index creators updated document attributes |
| for ( IndexCreator indexCreator : context.getIndexCreators() ) |
| { |
| indexCreator.updateDocument( getArtifactInfo(), doc ); |
| } |
| |
| return doc; |
| } |
| } |