| /* |
| * Copyright (C) 2009 The Guava Authors |
| * |
| * 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.common.collect; |
| |
| import java.util.Collection; |
| import java.util.List; |
| import org.checkerframework.checker.nullness.qual.Nullable; |
| |
| /** |
| * GWT emulated version of {@link ImmutableList}. TODO(cpovirk): more doc |
| * |
| * @author Hayward Chan |
| */ |
| abstract class ForwardingImmutableList<E> extends ImmutableList<E> { |
| |
| ForwardingImmutableList() {} |
| |
| abstract List<E> delegateList(); |
| |
| public int indexOf(@Nullable Object object) { |
| return delegateList().indexOf(object); |
| } |
| |
| public int lastIndexOf(@Nullable Object object) { |
| return delegateList().lastIndexOf(object); |
| } |
| |
| public E get(int index) { |
| return delegateList().get(index); |
| } |
| |
| public ImmutableList<E> subList(int fromIndex, int toIndex) { |
| return unsafeDelegateList(delegateList().subList(fromIndex, toIndex)); |
| } |
| |
| @Override |
| public Object[] toArray() { |
| // Note that ArrayList.toArray() doesn't work here because it returns E[] |
| // instead of Object[]. |
| return delegateList().toArray(new Object[size()]); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| return delegateList().equals(obj); |
| } |
| |
| @Override |
| public int hashCode() { |
| return delegateList().hashCode(); |
| } |
| |
| @Override |
| public UnmodifiableIterator<E> iterator() { |
| return Iterators.unmodifiableIterator(delegateList().iterator()); |
| } |
| |
| @Override |
| public boolean contains(@Nullable Object object) { |
| return object != null && delegateList().contains(object); |
| } |
| |
| @Override |
| public boolean containsAll(Collection<?> targets) { |
| return delegateList().containsAll(targets); |
| } |
| |
| public int size() { |
| return delegateList().size(); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return delegateList().isEmpty(); |
| } |
| |
| @Override |
| public <T> T[] toArray(T[] other) { |
| return delegateList().toArray(other); |
| } |
| |
| @Override |
| public String toString() { |
| return delegateList().toString(); |
| } |
| } |