/*
* Copyright (c) 2018 Goldman Sachs.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v. 1.0 which accompany this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*/
package org.eclipse.collections.impl.map.immutable.primitive;
import org.eclipse.collections.api.block.function.primitive.ShortFunction;
import org.eclipse.collections.api.factory.map.primitive.ImmutableShortShortMapFactory;
import org.eclipse.collections.api.map.primitive.ImmutableShortShortMap;
import org.eclipse.collections.api.map.primitive.ShortShortMap;
import org.eclipse.collections.impl.factory.primitive.ShortShortMaps;
ImmutableShortShortMapFactoryImpl is a factory implementation which creates instances of type ImmutableShortShortMap
. This file was automatically generated from template file immutablePrimitivePrimitiveMapFactoryImpl.stg. Since: 4.0.
/**
* ImmutableShortShortMapFactoryImpl is a factory implementation which creates instances of type {@link ImmutableShortShortMap}.
* This file was automatically generated from template file immutablePrimitivePrimitiveMapFactoryImpl.stg.
*
* @since 4.0.
*/
public enum ImmutableShortShortMapFactoryImpl implements ImmutableShortShortMapFactory
{
INSTANCE;
@Override
public ImmutableShortShortMap empty()
{
return ImmutableShortShortEmptyMap.INSTANCE;
}
@Override
public ImmutableShortShortMap of()
{
return this.empty();
}
@Override
public ImmutableShortShortMap with()
{
return this.empty();
}
@Override
public ImmutableShortShortMap of(short key, short value)
{
return this.with(key, value);
}
@Override
public ImmutableShortShortMap with(short key, short value)
{
return new ImmutableShortShortSingletonMap(key, value);
}
@Override
public ImmutableShortShortMap ofAll(ShortShortMap map)
{
return this.withAll(map);
}
@Override
public ImmutableShortShortMap withAll(ShortShortMap map)
{
if (map instanceof ImmutableShortShortMap)
{
return (ImmutableShortShortMap) map;
}
if (map.isEmpty())
{
return this.with();
}
if (map.size() == 1)
{
short key = map.keysView().shortIterator().next();
return new ImmutableShortShortSingletonMap(key, map.get(key));
}
return new ImmutableShortShortHashMap(map);
}
@Override
public <T> ImmutableShortShortMap from(Iterable<T> iterable, ShortFunction<? super T> keyFunction, ShortFunction<? super T> valueFunction)
{
return ShortShortMaps.mutable.from(iterable, keyFunction, valueFunction).toImmutable();
}
}