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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 
17 package com.google.inject.grapher;
18 
19 import com.google.common.base.Objects;
20 import java.lang.reflect.Member;
21 import 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  */
32 public class ImplementationNode extends Node {
33   private final Collection<Member> members;
34 
ImplementationNode(NodeId id, Object source, Collection<Member> members)35   public ImplementationNode(NodeId id, Object source, Collection<Member> members) {
36     super(id, source);
37     this.members = members;
38   }
39 
getMembers()40   public Collection<Member> getMembers() {
41     return members;
42   }
43 
equals(Object obj)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 
hashCode()52   @Override public int hashCode() {
53     return 31 * super.hashCode() + Objects.hashCode(members);
54   }
55 
toString()56   @Override public String toString() {
57     return "ImplementationNode{id=" + getId() + " source=" + getSource()
58         + " members=" + members + "}";
59   }
60 
copy(NodeId id)61   @Override public Node copy(NodeId id) {
62     return new ImplementationNode(id, getSource(), getMembers());
63   }
64 }
65