/*
* 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.LongFunction;
import org.eclipse.collections.api.block.function.primitive.ShortFunction;
import org.eclipse.collections.api.factory.map.primitive.ImmutableLongShortMapFactory;
import org.eclipse.collections.api.map.primitive.ImmutableLongShortMap;
import org.eclipse.collections.api.map.primitive.LongShortMap;
import org.eclipse.collections.impl.factory.primitive.LongShortMaps;
ImmutableLongShortMapFactoryImpl is a factory implementation which creates instances of type ImmutableLongShortMap
. This file was automatically generated from template file immutablePrimitivePrimitiveMapFactoryImpl.stg. Since: 4.0.
/**
* ImmutableLongShortMapFactoryImpl is a factory implementation which creates instances of type {@link ImmutableLongShortMap}.
* This file was automatically generated from template file immutablePrimitivePrimitiveMapFactoryImpl.stg.
*
* @since 4.0.
*/
public enum ImmutableLongShortMapFactoryImpl implements ImmutableLongShortMapFactory
{
INSTANCE;
@Override
public ImmutableLongShortMap empty()
{
return ImmutableLongShortEmptyMap.INSTANCE;
}
@Override
public ImmutableLongShortMap of()
{
return this.empty();
}
@Override
public ImmutableLongShortMap with()
{
return this.empty();
}
@Override
public ImmutableLongShortMap of(long key, short value)
{
return this.with(key, value);
}
@Override
public ImmutableLongShortMap with(long key, short value)
{
return new ImmutableLongShortSingletonMap(key, value);
}
@Override
public ImmutableLongShortMap ofAll(LongShortMap map)
{
return this.withAll(map);
}
@Override
public ImmutableLongShortMap withAll(LongShortMap map)
{
if (map instanceof ImmutableLongShortMap)
{
return (ImmutableLongShortMap) map;
}
if (map.isEmpty())
{
return this.with();
}
if (map.size() == 1)
{
long key = map.keysView().longIterator().next();
return new ImmutableLongShortSingletonMap(key, map.get(key));
}
return new ImmutableLongShortHashMap(map);
}
@Override
public <T> ImmutableLongShortMap from(Iterable<T> iterable, LongFunction<? super T> keyFunction, ShortFunction<? super T> valueFunction)
{
return LongShortMaps.mutable.from(iterable, keyFunction, valueFunction).toImmutable();
}
}