org.apache.rocketmq.shaded.com.google.common.collect.IndexedImmutableSet Maven / Gradle / Ivy
/*
* Copyright (C) 2018 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 org.apache.rocketmq.shaded.com.google.common.collect;
import static org.apache.rocketmq.shaded.com.google.common.base.Preconditions.checkNotNull;
import org.apache.rocketmq.shaded.com.google.common.annotations.GwtCompatible;
import org.apache.rocketmq.shaded.com.google.common.annotations.GwtIncompatible;
import java.util.Spliterator;
import java.util.function.Consumer;
import org.checkerframework.checker.nullness.qual.Nullable;
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
abstract class IndexedImmutableSet extends ImmutableSet.CachingAsList {
abstract E get(int index);
@Override
public UnmodifiableIterator iterator() {
return asList().iterator();
}
@Override
public Spliterator spliterator() {
return CollectSpliterators.indexed(size(), SPLITERATOR_CHARACTERISTICS, this::get);
}
@Override
public void forEach(Consumer consumer) {
checkNotNull(consumer);
int n = size();
for (int i = 0; i < n; i++) {
consumer.accept(get(i));
}
}
@Override
@GwtIncompatible
int copyIntoArray(@Nullable Object[] dst, int offset) {
return asList().copyIntoArray(dst, offset);
}
@Override
ImmutableList createAsList() {
return new ImmutableAsList() {
@Override
public E get(int index) {
return IndexedImmutableSet.this.get(index);
}
@Override
boolean isPartialView() {
return IndexedImmutableSet.this.isPartialView();
}
@Override
public int size() {
return IndexedImmutableSet.this.size();
}
@Override
ImmutableCollection delegateCollection() {
return IndexedImmutableSet.this;
}
};
}
}