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1   package org.apache.maven.extension.internal;
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 javax.inject.Inject;
23  import javax.inject.Named;
24  import javax.inject.Singleton;
25  
26  import org.codehaus.plexus.PlexusContainer;
27  import org.eclipse.sisu.Nullable;
28  
29  @Named
30  @Singleton
31  public class CoreExportsProvider
32  {
33  
34      private final CoreExports exports;
35  
36      @Inject
37      public CoreExportsProvider( PlexusContainer container, @Nullable CoreExports exports )
38      {
39          if ( exports == null )
40          {
41              this.exports = new CoreExports( CoreExtensionEntry.discoverFrom( container.getContainerRealm() ) );
42          }
43          else
44          {
45              this.exports = exports;
46          }
47      }
48  
49      public CoreExports get()
50      {
51          return exports;
52      }
53  }