1/**
2 * Copyright (C) 2010 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.assistedinject;
18
19import com.google.inject.TypeLiteral;
20import com.google.inject.spi.Dependency;
21
22import java.lang.reflect.Constructor;
23import java.lang.reflect.Method;
24import java.util.Set;
25
26/**
27 * Details about how a method in an assisted inject factory will be assisted.
28 *
29 * @since 3.0
30 * @author ramakrishna@google.com (Ramakrishna Rajanna)
31 */
32public interface AssistedMethod {
33
34  /**
35   * Returns the factory method that is being assisted.
36   */
37  Method getFactoryMethod();
38
39  /**
40   * Returns the implementation type that will be created when the method is
41   * used.
42   */
43  TypeLiteral<?> getImplementationType();
44
45  /**
46   * Returns the constructor that will be used to construct instances of the
47   * implementation.
48   */
49  Constructor<?> getImplementationConstructor();
50
51  /**
52   * Returns all non-assisted dependencies required to construct and inject
53   * the implementation.
54   */
55  Set<Dependency<?>> getDependencies();
56}
57