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 */
27 public class ScopeArtifactFilter
28 extends AbstractScopeArtifactFilter
29 {
30
31 private final String scope;
32
33 public ScopeArtifactFilter( String scope )
34 {
35 this.scope = scope;
36
37 addScopeInternal( scope );
38 }
39
40 public String getScope()
41 {
42 return scope;
43 }
44
45 @Override
46 public int hashCode()
47 {
48 int hash = 17;
49
50 hash = hash * 31 + ( scope != null ? scope.hashCode() : 0 );
51
52 return hash;
53 }
54
55 @Override
56 public boolean equals( Object obj )
57 {
58 if ( this == obj )
59 {
60 return true;
61 }
62
63 if ( !( obj instanceof ScopeArtifactFilter ) )
64 {
65 return false;
66 }
67
68 ScopeArtifactFilter other = (ScopeArtifactFilter) obj;
69
70 return equals( scope, other.scope );
71 }
72
73 private static <T> boolean equals( T str1, T str2 )
74 {
75 return str1 != null ? str1.equals( str2 ) : str2 == null;
76 }
77
78 }