| /* |
| * Copyright (C) 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.inject.grapher; |
| |
| import com.google.common.collect.Lists; |
| import com.google.inject.Binding; |
| import com.google.inject.spi.ProviderBinding; |
| import java.util.List; |
| |
| /** |
| * Alias creator that creates an alias for each {@link ProviderBinding}. These {@link Binding}s |
| * arise from an {@link InjectionPoint} for the {@link Provider} interface. Since this isn't very |
| * interesting information, we don't render this binding on the graph, and just alias the two nodes. |
| * |
| * @author bojand@google.com (Bojan Djordjevic) |
| */ |
| final class ProviderAliasCreator implements AliasCreator { |
| @Override |
| public Iterable<Alias> createAliases(Iterable<Binding<?>> bindings) { |
| List<Alias> aliases = Lists.newArrayList(); |
| for (Binding<?> binding : bindings) { |
| if (binding instanceof ProviderBinding) { |
| aliases.add( |
| new Alias( |
| NodeId.newTypeId(binding.getKey()), |
| NodeId.newTypeId(((ProviderBinding<?>) binding).getProvidedKey()))); |
| } |
| } |
| return aliases; |
| } |
| } |