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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.apache.maven.repository.metadata;
20  
21  import org.apache.maven.artifact.Artifact;
22  import org.apache.maven.artifact.ArtifactScopeEnum;
23  
24  /**
25   * metadata [dirty] Tree
26   *
27   *
28   */
29  @Deprecated
30  public class MetadataTreeNode {
31      ArtifactMetadata md; // this node
32  
33      MetadataTreeNode parent; // papa
34  
35      /** default # of children. Used for tree creation optimization only */
36      int nChildren = 8;
37  
38      MetadataTreeNode[] children; // of cause
39  
40      public int getNChildren() {
41          return nChildren;
42      }
43  
44      public void setNChildren(int children) {
45          nChildren = children;
46      }
47  
48      // ------------------------------------------------------------------------
49      public MetadataTreeNode() {}
50      // ------------------------------------------------------------------------
51      public MetadataTreeNode(ArtifactMetadata md, MetadataTreeNode parent, boolean resolved, ArtifactScopeEnum scope) {
52          if (md != null) {
53              md.setArtifactScope(ArtifactScopeEnum.checkScope(scope));
54              md.setResolved(resolved);
55          }
56  
57          this.md = md;
58          this.parent = parent;
59      }
60      // ------------------------------------------------------------------------
61      public MetadataTreeNode(Artifact af, MetadataTreeNode parent, boolean resolved, ArtifactScopeEnum scope) {
62          this(new ArtifactMetadata(af), parent, resolved, scope);
63      }
64  
65      // ------------------------------------------------------------------------
66      public void addChild(int index, MetadataTreeNode kid) {
67          if (kid == null) {
68              return;
69          }
70  
71          if (children == null) {
72              children = new MetadataTreeNode[nChildren];
73          }
74  
75          children[index % nChildren] = kid;
76      }
77  
78      // ------------------------------------------------------------------
79      @Override
80      public String toString() {
81          return md == null ? "no metadata" : md.toString();
82      }
83  
84      // ------------------------------------------------------------------
85      public String graphHash() throws MetadataResolutionException {
86          if (md == null) {
87              throw new MetadataResolutionException(
88                      "treenode without metadata, parent: " + (parent == null ? "null" : parent.toString()));
89          }
90  
91          return md.groupId + ":" + md.artifactId;
92      }
93  
94      // ------------------------------------------------------------------------
95      public boolean hasChildren() {
96          return children != null;
97      }
98      // ------------------------------------------------------------------------
99      public ArtifactMetadata getMd() {
100         return md;
101     }
102 
103     public void setMd(ArtifactMetadata md) {
104         this.md = md;
105     }
106 
107     public MetadataTreeNode getParent() {
108         return parent;
109     }
110 
111     public void setParent(MetadataTreeNode parent) {
112         this.parent = parent;
113     }
114 
115     public MetadataTreeNode[] getChildren() {
116         return children;
117     }
118 
119     public void setChildren(MetadataTreeNode[] children) {
120         this.children = children;
121     }
122     // ------------------------------------------------------------------------
123     // ------------------------------------------------------------------------
124 
125 }