001    package org.apache.maven.artifact;
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    
022    import java.util.HashMap;
023    import java.util.Map;
024    
025    /**
026     * Type safe enumeration for the artifact status field.
027     *
028     * @author <a href="mailto:brett@apache.org">Brett Porter</a>
029     */
030    public final class ArtifactStatus
031        implements Comparable<ArtifactStatus>
032    {
033        /**
034         * No trust - no information about status.
035         */
036        public static final ArtifactStatus NONE = new ArtifactStatus( "none", 0 );
037    
038        /**
039         * No trust - information was generated with defaults.
040         */
041        public static final ArtifactStatus GENERATED = new ArtifactStatus( "generated", 1 );
042    
043        /**
044         * Low trust - was converted from the Maven 1.x repository.
045         */
046        public static final ArtifactStatus CONVERTED = new ArtifactStatus( "converted", 2 );
047    
048        /**
049         * Moderate trust - it was deployed directly from a partner.
050         */
051        public static final ArtifactStatus PARTNER = new ArtifactStatus( "partner", 3 );
052    
053        /**
054         * Moderate trust - it was deployed directly by a user.
055         */
056        public static final ArtifactStatus DEPLOYED = new ArtifactStatus( "deployed", 4 );
057    
058        /**
059         * Trusted, as it has had its data verified by hand.
060         */
061        public static final ArtifactStatus VERIFIED = new ArtifactStatus( "verified", 5 );
062    
063        private final int rank;
064    
065        private final String key;
066    
067        private static Map<String, ArtifactStatus> map;
068    
069        private ArtifactStatus( String key, int rank )
070        {
071            this.rank = rank;
072            this.key = key;
073    
074            if ( map == null )
075            {
076                map = new HashMap<String, ArtifactStatus>();
077            }
078            map.put( key, this );
079        }
080    
081        public static ArtifactStatus valueOf( String status )
082        {
083            ArtifactStatus retVal = null;
084    
085            if ( status != null )
086            {
087                retVal = map.get( status );
088            }
089    
090            return retVal != null ? retVal : NONE;
091        }
092    
093        public boolean equals( Object o )
094        {
095            if ( this == o )
096            {
097                return true;
098            }
099            if ( o == null || getClass() != o.getClass() )
100            {
101                return false;
102            }
103    
104            final ArtifactStatus that = (ArtifactStatus) o;
105    
106            return rank == that.rank;
107    
108        }
109    
110        public int hashCode()
111        {
112            return rank;
113        }
114    
115        public String toString()
116        {
117            return key;
118        }
119    
120        public int compareTo( ArtifactStatus s )
121        {
122            return rank - s.rank;
123        }
124    }