001package org.apache.maven.artifact.repository.metadata;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import org.apache.maven.artifact.Artifact;
023import org.apache.maven.artifact.ArtifactUtils;
024import org.apache.maven.artifact.repository.ArtifactRepository;
025import org.apache.maven.artifact.versioning.ArtifactVersion;
026import org.apache.maven.artifact.versioning.Restriction;
027import org.apache.maven.artifact.versioning.VersionRange;
028
029/**
030 * Metadata for the artifact directory of the repository.
031 *
032 * @author <a href="mailto:brett@apache.org">Brett Porter</a>
033 */
034public class ArtifactRepositoryMetadata
035    extends AbstractRepositoryMetadata
036{
037    private Artifact artifact;
038
039    public ArtifactRepositoryMetadata( Artifact artifact )
040    {
041        this( artifact, null );
042    }
043
044    public ArtifactRepositoryMetadata( Artifact artifact,
045                                       Versioning versioning )
046    {
047        super( createMetadata( artifact, versioning ) );
048        this.artifact = artifact;
049    }
050
051    public boolean storedInGroupDirectory()
052    {
053        return false;
054    }
055
056    public boolean storedInArtifactVersionDirectory()
057    {
058        return false;
059    }
060
061    public String getGroupId()
062    {
063        return artifact.getGroupId();
064    }
065
066    public String getArtifactId()
067    {
068        return artifact.getArtifactId();
069    }
070
071    public String getBaseVersion()
072    {
073        // Don't want the artifact's version in here, as this is stored in the directory above that
074        return null;
075    }
076
077    public Object getKey()
078    {
079        return "artifact " + artifact.getGroupId() + ":" + artifact.getArtifactId();
080    }
081
082    public boolean isSnapshot()
083    {
084        // Don't consider the artifact's version in here, as this is stored in the directory above that
085        return false;
086    }
087
088    public int getNature()
089    {
090        if ( artifact.getVersion() != null )
091        {
092            return artifact.isSnapshot() ? SNAPSHOT : RELEASE;
093        }
094
095        VersionRange range = artifact.getVersionRange();
096        if ( range != null )
097        {
098            for ( Restriction restriction : range.getRestrictions() )
099            {
100                if ( isSnapshot( restriction.getLowerBound() ) || isSnapshot( restriction.getUpperBound() ) )
101                {
102                    return RELEASE_OR_SNAPSHOT;
103                }
104            }
105        }
106
107        return RELEASE;
108    }
109
110    private boolean isSnapshot( ArtifactVersion version )
111    {
112        return version != null && ArtifactUtils.isSnapshot( version.getQualifier() );
113    }
114
115    public ArtifactRepository getRepository()
116    {
117        return null;
118    }
119
120    public void setRepository( ArtifactRepository remoteRepository )
121    {
122        /*
123         * NOTE: Metadata at the g:a level contains a collection of available versions. After merging, we can't tell
124         * which repository provides which version so the metadata manager must not restrict the artifact resolution to
125         * the repository with the most recent updates.
126         */
127    }
128
129}