1 package org.apache.maven.artifact.resolver.filter;
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 * Filter to only retain objects in the given artifactScope or better.
24 *
25 * @author <a href="mailto:brett@apache.org">Brett Porter</a>
26 * @version $Id: ScopeArtifactFilter.java 829934 2009-10-26 20:16:00Z bentmann $
27 */
28 public class ScopeArtifactFilter
29 extends AbstractScopeArtifactFilter
30 {
31
32 private final String scope;
33
34 public ScopeArtifactFilter( String scope )
35 {
36 this.scope = scope;
37
38 addScopeInternal( scope );
39 }
40
41 public String getScope()
42 {
43 return scope;
44 }
45
46 @Override
47 public int hashCode()
48 {
49 int hash = 17;
50
51 hash = hash * 31 + ( scope != null ? scope.hashCode() : 0 );
52
53 return hash;
54 }
55
56 @Override
57 public boolean equals( Object obj )
58 {
59 if ( this == obj )
60 {
61 return true;
62 }
63
64 if ( !( obj instanceof ScopeArtifactFilter ) )
65 {
66 return false;
67 }
68
69 ScopeArtifactFilter other = (ScopeArtifactFilter) obj;
70
71 return equals( scope, other.scope );
72 }
73
74 private static <T> boolean equals( T str1, T str2 )
75 {
76 return str1 != null ? str1.equals( str2 ) : str2 == null;
77 }
78
79 }