/*
 * Copyright (C) 2009 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.internal;

import com.google.common.collect.Lists;
import com.google.inject.Key;
import com.google.inject.MembersInjector;
import com.google.inject.Provider;
import com.google.inject.TypeLiteral;
import com.google.inject.spi.Element;
import com.google.inject.spi.MembersInjectorLookup;
import com.google.inject.spi.ProviderLookup;
import java.util.List;

Returns providers and members injectors that haven't yet been initialized. As a part of injector creation it's necessary to initialize these lookups.
Author:jessewilson@google.com (Jesse Wilson)
/** * Returns providers and members injectors that haven't yet been initialized. As a part of injector * creation it's necessary to {@link #initialize initialize} these lookups. * * @author jessewilson@google.com (Jesse Wilson) */
final class DeferredLookups implements Lookups { private final InjectorImpl injector; private final List<Element> lookups = Lists.newArrayList(); DeferredLookups(InjectorImpl injector) { this.injector = injector; }
Initialize the specified lookups, either immediately or when the injector is created.
/** Initialize the specified lookups, either immediately or when the injector is created. */
void initialize(Errors errors) { injector.lookups = injector; new LookupProcessor(errors).process(injector, lookups); } @Override public <T> Provider<T> getProvider(Key<T> key) { ProviderLookup<T> lookup = new ProviderLookup<>(key, key); lookups.add(lookup); return lookup.getProvider(); } @Override public <T> MembersInjector<T> getMembersInjector(TypeLiteral<T> type) { MembersInjectorLookup<T> lookup = new MembersInjectorLookup<>(type, type); lookups.add(lookup); return lookup.getMembersInjector(); } }