limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 1 | /** |
| 2 | * Copyright (C) 2008 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.internal; |
| 18 | |
limpbizkit | 03b81a6 | 2009-03-18 05:34:39 +0000 | [diff] [blame] | 19 | import com.google.inject.Binder; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 20 | import com.google.inject.Injector; |
| 21 | import com.google.inject.Key; |
sberlin | d9c913a | 2011-06-26 21:02:54 +0000 | [diff] [blame^] | 22 | import com.google.common.base.Objects; |
| 23 | import com.google.common.collect.ImmutableSet; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 24 | import com.google.inject.spi.BindingTargetVisitor; |
| 25 | import com.google.inject.spi.Dependency; |
| 26 | import com.google.inject.spi.ExposedBinding; |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 27 | import com.google.inject.spi.PrivateElements; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 28 | import java.util.Set; |
| 29 | |
limpbizkit | 5ae41eb | 2009-06-06 17:51:27 +0000 | [diff] [blame] | 30 | public final class ExposedBindingImpl<T> extends BindingImpl<T> implements ExposedBinding<T> { |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 31 | |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 32 | private final PrivateElements privateElements; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 33 | |
limpbizkit | 5ae41eb | 2009-06-06 17:51:27 +0000 | [diff] [blame] | 34 | public ExposedBindingImpl(InjectorImpl injector, Object source, Key<T> key, |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 35 | InternalFactory<T> factory, PrivateElements privateElements) { |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 36 | super(injector, key, source, factory, Scoping.UNSCOPED); |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 37 | this.privateElements = privateElements; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 38 | } |
| 39 | |
limpbizkit | 8996e80 | 2008-12-28 01:44:29 +0000 | [diff] [blame] | 40 | public <V> V acceptTargetVisitor(BindingTargetVisitor<? super T, V> visitor) { |
limpbizkit | 03b81a6 | 2009-03-18 05:34:39 +0000 | [diff] [blame] | 41 | return visitor.visit(this); |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 42 | } |
| 43 | |
| 44 | public Set<Dependency<?>> getDependencies() { |
| 45 | return ImmutableSet.<Dependency<?>>of(Dependency.get(Key.get(Injector.class))); |
| 46 | } |
| 47 | |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 48 | public PrivateElements getPrivateElements() { |
| 49 | return privateElements; |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 50 | } |
| 51 | |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 52 | @Override public String toString() { |
sberlin | d9c913a | 2011-06-26 21:02:54 +0000 | [diff] [blame^] | 53 | return Objects.toStringHelper(ExposedBinding.class) |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 54 | .add("key", getKey()) |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 55 | .add("source", getSource()) |
limpbizkit | c3f9284 | 2008-12-30 19:43:47 +0000 | [diff] [blame] | 56 | .add("privateElements", privateElements) |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 57 | .toString(); |
| 58 | } |
limpbizkit | 03b81a6 | 2009-03-18 05:34:39 +0000 | [diff] [blame] | 59 | |
| 60 | public void applyTo(Binder binder) { |
| 61 | throw new UnsupportedOperationException("This element represents a synthetic binding."); |
| 62 | } |
sberlin@gmail.com | 7bcec88 | 2010-06-24 01:03:26 +0000 | [diff] [blame] | 63 | |
| 64 | // Purposely does not override equals/hashcode, because exposed bindings are only equal to |
| 65 | // themselves right now -- that is, there cannot be "duplicate" exposed bindings. |
limpbizkit | 76c24b1 | 2008-12-25 04:32:41 +0000 | [diff] [blame] | 66 | } |