01: /**
02: * Copyright (C) 2006 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: */package com.google.inject.name;
16:
17: import java.lang.annotation.Annotation;
18: import com.google.inject.util.Objects;
19: import com.google.inject.name.Named;
20:
21: class NamedImpl implements Named {
22:
23: final String value;
24:
25: public NamedImpl(String value) {
26: this .value = Objects.nonNull(value, "name");
27: }
28:
29: public String value() {
30: return this .value;
31: }
32:
33: public int hashCode() {
34: // This is specified in java.lang.Annotation.
35: return 127 * "value".hashCode() ^ value.hashCode();
36: }
37:
38: public boolean equals(Object o) {
39: if (!(o instanceof Named)) {
40: return false;
41: }
42:
43: Named other = (Named) o;
44: return value.equals(other.value());
45: }
46:
47: public String toString() {
48: return "@" + Named.class.getName() + "(value=" + value + ")";
49: }
50:
51: public Class<? extends Annotation> annotationType() {
52: return Named.class;
53: }
54: }
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