KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > google > inject > ProviderToInternalFactoryAdapter


1 /**
2  * Copyright (C) 2006 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;
18
19 /**
20  * @author crazybob@google.com (Bob Lee)
21  */

22 class ProviderToInternalFactoryAdapter<T> implements Provider<T> {
23
24   private final InjectorImpl injector;
25
26   private final InternalFactory<? extends T> internalFactory;
27
28   public ProviderToInternalFactoryAdapter(InjectorImpl injector,
29       InternalFactory<? extends T> internalFactory) {
30     this.injector = injector;
31     this.internalFactory = internalFactory;
32   }
33
34   public T get() {
35     return injector.callInContext(new ContextualCallable<T>() {
36       public T call(InternalContext context) {
37         return internalFactory.get(context);
38       }
39     });
40   }
41
42   public String JavaDoc toString() {
43     return internalFactory.toString();
44   }
45 }
46
Popular Tags