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Spring Cloud Contract Shaded Dependencies
/*
* 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 shaded.shaded.com.google.common.collect;
import static shaded.shaded.com.google.common.base.Preconditions.checkNotNull;
import shaded.shaded.com.google.common.annotations.GwtCompatible;
import shaded.shaded.com.google.common.annotations.GwtIncompatible;
import shaded.shaded.com.google.common.annotations.J2ktIncompatible;
import shaded.shaded.com.google.common.base.Preconditions;
import java.util.Collections;
import java.util.Spliterator;
/**
* Implementation of {@link ImmutableList} with exactly one element.
*
* @author Hayward Chan
*/
@GwtCompatible(serializable = true, emulated = true)
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
@ElementTypesAreNonnullByDefault
final class SingletonImmutableList extends ImmutableList {
final transient E element;
SingletonImmutableList(E element) {
this.element = checkNotNull(element);
}
@Override
public E get(int index) {
Preconditions.checkElementIndex(index, 1);
return element;
}
@Override
public UnmodifiableIterator iterator() {
return Iterators.singletonIterator(element);
}
@Override
public Spliterator spliterator() {
return Collections.singleton(element).spliterator();
}
@Override
public int size() {
return 1;
}
@Override
public ImmutableList subList(int fromIndex, int toIndex) {
Preconditions.checkPositionIndexes(fromIndex, toIndex, 1);
return (fromIndex == toIndex) ? ImmutableList.of() : this;
}
@Override
public String toString() {
return '[' + element.toString() + ']';
}
@Override
boolean isPartialView() {
return false;
}
// redeclare to help optimizers with b/310253115
@SuppressWarnings("RedundantOverride")
@Override
@J2ktIncompatible // serialization
@GwtIncompatible // serialization
Object writeReplace() {
return super.writeReplace();
}
}