| /** |
| * Copyright (C) 2008 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; |
| |
| import com.google.inject.commands.GetProviderCommand; |
| |
| /** |
| * Handles {@link Binder#getProvider} commands. |
| * |
| * @author crazybob@google.com (Bob Lee) |
| * @author jessewilson@google.com (Jesse Wilson) |
| */ |
| class GetProviderProcessor extends CommandProcessor { |
| |
| private final InjectorImpl injector; |
| |
| GetProviderProcessor(InjectorImpl injector) { |
| super(injector.errorHandler); |
| this.injector = injector; |
| } |
| |
| @Override public <T> Boolean visitGetProvider(GetProviderCommand<T> command) { |
| try { |
| // ensure the provider can be created |
| injector.getProvider(command.getKey()); |
| } catch (ConfigurationException e) { |
| injector.handleMissingBinding(command.getSource(), command.getKey()); |
| } |
| |
| return true; |
| } |
| } |