1/**
2 * Copyright (C) 2008 Google Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.inject.grapher;
18
19import com.google.common.base.Objects;
20import java.lang.reflect.Member;
21import java.util.Collection;
22
23/**
24 * Node for types that have {@link com.google.inject.spi.Dependency}s and are
25 * bound to {@link InterfaceNode}s. These nodes will often have fields for
26 * {@link Member}s that are {@link com.google.inject.spi.InjectionPoint}s.
27 *
28 * @see DependencyEdge
29 * @author phopkins@gmail.com (Pete Hopkins)
30 * @since 4.0 (since 2.0 as an interface)
31 */
32public class ImplementationNode extends Node {
33  private final Collection<Member> members;
34
35  public ImplementationNode(NodeId id, Object source, Collection<Member> members) {
36    super(id, source);
37    this.members = members;
38  }
39
40  public Collection<Member> getMembers() {
41    return members;
42  }
43
44  @Override public boolean equals(Object obj) {
45    if (!(obj instanceof ImplementationNode)) {
46      return false;
47    }
48    ImplementationNode other = (ImplementationNode) obj;
49    return super.equals(other) && Objects.equal(members, other.members);
50  }
51
52  @Override public int hashCode() {
53    return 31 * super.hashCode() + Objects.hashCode(members);
54  }
55
56  @Override public String toString() {
57    return "ImplementationNode{id=" + getId() + " source=" + getSource()
58        + " members=" + members + "}";
59  }
60
61  @Override public Node copy(NodeId id) {
62    return new ImplementationNode(id, getSource(), getMembers());
63  }
64}
65