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;
16:
17: import com.google.inject.util.Objects;
18: import com.google.inject.util.ToStringBuilder;
19:
20: /**
21: * @author crazybob@google.com (Bob Lee)
22: */
23: class ConstantFactory<T> implements InternalFactory<T> {
24:
25: private final T value;
26:
27: public ConstantFactory(T value) {
28: this .value = Objects.nonNull(value, "value");
29: }
30:
31: public T get(InternalContext ignored) {
32: return value;
33: }
34:
35: public String toString() {
36: return new ToStringBuilder(ConstantFactory.class).add("value",
37: value).toString();
38: }
39: }
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