1/** 2 * Copyright (C) 2011 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; 21 22/** 23 * Node for instances. Used when a type is bound to an instance. 24 * 25 * @author bojand@google.com (Bojan Djordjevic) 26 * @since 4.0 27 */ 28public class InstanceNode extends Node { 29 private final Object instance; 30 private final Iterable<Member> members; 31 32 public InstanceNode(NodeId id, Object source, Object instance, Iterable<Member> members) { 33 super(id, source); 34 this.instance = instance; 35 this.members = members; 36 } 37 38 public Object getInstance() { 39 return instance; 40 } 41 42 public Iterable<Member> getMembers() { 43 return members; 44 } 45 46 @Override public boolean equals(Object obj) { 47 if (!(obj instanceof InstanceNode)) { 48 return false; 49 } 50 InstanceNode other = (InstanceNode) obj; 51 return super.equals(other) && Objects.equal(instance, other.instance) 52 && Objects.equal(members, other.members); 53 } 54 55 @Override public int hashCode() { 56 return 31 * super.hashCode() + Objects.hashCode(instance, members); 57 } 58 59 @Override public String toString() { 60 return "InstanceNode{id=" + getId() + " source=" + getSource() + " instance=" + instance 61 + " members=" + members + "}"; 62 } 63 64 @Override public Node copy(NodeId id) { 65 return new InstanceNode(id, getSource(), getInstance(), getMembers()); 66 } 67} 68