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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;
20  
21  import java.util.ArrayList;
22  import java.util.List;
23  
24  import org.eclipse.aether.RequestTrace;
25  import org.eclipse.aether.graph.DependencyNode;
26  import org.eclipse.aether.graph.DependencyVisitor;
27  import org.eclipse.aether.resolution.ArtifactRequest;
28  
29  /**
30   */
31  class ArtifactRequestBuilder implements DependencyVisitor {
32  
33      private final RequestTrace trace;
34  
35      private final List<ArtifactRequest> requests;
36  
37      ArtifactRequestBuilder(RequestTrace trace) {
38          this.trace = trace;
39          this.requests = new ArrayList<>();
40      }
41  
42      public List<ArtifactRequest> getRequests() {
43          return requests;
44      }
45  
46      public boolean visitEnter(DependencyNode node) {
47          if (node.getDependency() != null) {
48              ArtifactRequest request = new ArtifactRequest(node);
49              request.setTrace(trace);
50              requests.add(request);
51          }
52  
53          return true;
54      }
55  
56      public boolean visitLeave(DependencyNode node) {
57          return true;
58      }
59  }