1 package org.apache.maven.index;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 /**
23 * Enumeration provides values indicating artifact availability
24 */
25 public enum ArtifactAvailability
26 {
27 /**
28 * Artifact is not present locally
29 */
30 NOT_PRESENT( 0 ),
31
32 /**
33 * Artifact is present locally
34 */
35 PRESENT( 1 ),
36
37 /**
38 * Artifact is not available
39 */
40 NOT_AVAILABLE( 2 );
41
42 private final int n;
43
44 ArtifactAvailability( int n )
45 {
46 this.n = n;
47 }
48
49 @Override
50 public String toString()
51 {
52 return Integer.toString( n );
53 }
54
55 public static ArtifactAvailability fromString( String s )
56 {
57 try
58 {
59 switch ( Integer.parseInt( s ) )
60 {
61 case 1:
62 return PRESENT;
63 case 2:
64 return NOT_AVAILABLE;
65 default:
66 return NOT_PRESENT;
67 }
68 }
69 catch ( NumberFormatException ex )
70 {
71 return NOT_PRESENT;
72 }
73 }
74 }