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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.eclipse.aether.internal.impl.synccontext.legacy;
20  
21  import javax.inject.Inject;
22  import javax.inject.Named;
23  import javax.inject.Singleton;
24  
25  import org.eclipse.aether.RepositorySystemSession;
26  import org.eclipse.aether.SyncContext;
27  import org.eclipse.aether.spi.locator.Service;
28  import org.eclipse.aether.spi.locator.ServiceLocator;
29  import org.eclipse.aether.spi.synccontext.SyncContextFactory;
30  
31  import static java.util.Objects.requireNonNull;
32  
33  /**
34   * Deprecated {@link org.eclipse.aether.impl.SyncContextFactory} implementation that delegates to proper
35   * {@link SyncContextFactory} implementation. Used in Guice/SISU where we cannot bind same instance to two keys,
36   * this component "bridges" from deprecated to current.
37   *
38   * @deprecated Use the proper class from SPI module.
39   */
40  @Singleton
41  @Named
42  @Deprecated
43  public final class DefaultSyncContextFactory implements org.eclipse.aether.impl.SyncContextFactory, Service {
44      private SyncContextFactory delegate;
45  
46      @Deprecated
47      public DefaultSyncContextFactory() {
48          // default ctor for ServiceLocator
49      }
50  
51      @Inject
52      public DefaultSyncContextFactory(final SyncContextFactory delegate) {
53          this.delegate = requireNonNull(delegate);
54      }
55  
56      @Override
57      public void initService(final ServiceLocator locator) {
58          this.delegate = requireNonNull(locator.getService(SyncContextFactory.class));
59      }
60  
61      @Override
62      public SyncContext newInstance(final RepositorySystemSession session, final boolean shared) {
63          requireNonNull(session, "session cannot be null");
64          return delegate.newInstance(session, shared);
65      }
66  }