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1   package org.eclipse.aether.internal.impl;
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  import org.eclipse.aether.RepositorySystemSession;
23  import org.eclipse.aether.impl.VersionRangeResolver;
24  import org.eclipse.aether.resolution.VersionRangeRequest;
25  import org.eclipse.aether.resolution.VersionRangeResolutionException;
26  import org.eclipse.aether.resolution.VersionRangeResult;
27  import org.eclipse.aether.util.version.GenericVersionScheme;
28  import org.eclipse.aether.version.InvalidVersionSpecificationException;
29  import org.eclipse.aether.version.Version;
30  import org.eclipse.aether.version.VersionConstraint;
31  import org.eclipse.aether.version.VersionScheme;
32  
33  import static java.util.Objects.requireNonNull;
34  
35  /**
36   */
37  public class StubVersionRangeResolver
38      implements VersionRangeResolver
39  {
40  
41      private final VersionScheme versionScheme = new GenericVersionScheme();
42  
43      public VersionRangeResult resolveVersionRange( RepositorySystemSession session, VersionRangeRequest request )
44          throws VersionRangeResolutionException
45      {
46          requireNonNull( session, "session cannot be null" );
47          requireNonNull( request, "request cannot be null" );
48          VersionRangeResult result = new VersionRangeResult( request );
49          try
50          {
51              VersionConstraint constraint = versionScheme.parseVersionConstraint( request.getArtifact().getVersion() );
52              result.setVersionConstraint( constraint );
53              if ( constraint.getRange() == null )
54              {
55                  result.addVersion( constraint.getVersion() );
56              }
57              else
58              {
59                  for ( int i = 1; i < 10; i++ )
60                  {
61                      Version ver = versionScheme.parseVersion( Integer.toString( i ) );
62                      if ( constraint.containsVersion( ver ) )
63                      {
64                          result.addVersion( ver );
65                          if ( !request.getRepositories().isEmpty() )
66                          {
67                              result.setRepository( ver, request.getRepositories().get( 0 ) );
68                          }
69                      }
70                  }
71              }
72          }
73          catch ( InvalidVersionSpecificationException e )
74          {
75              result.addException( e );
76              throw new VersionRangeResolutionException( result );
77          }
78  
79          return result;
80      }
81  
82  }