/*
* 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.factory.map.primitive.ImmutableShortObjectMapFactory;
import org.eclipse.collections.api.map.primitive.ImmutableShortObjectMap;
import org.eclipse.collections.api.map.primitive.ShortObjectMap;
ImmutableShortObjectMapFactoryImpl is a factory implementation which creates instances of type ImmutableShortObjectMap
. This file was automatically generated from template file immutablePrimitiveObjectMapFactoryImpl.stg. Since: 4.0.
/**
* ImmutableShortObjectMapFactoryImpl is a factory implementation which creates instances of type {@link ImmutableShortObjectMap}.
* This file was automatically generated from template file immutablePrimitiveObjectMapFactoryImpl.stg.
*
* @since 4.0.
*/
public enum ImmutableShortObjectMapFactoryImpl implements ImmutableShortObjectMapFactory
{
INSTANCE;
@Override
public <V> ImmutableShortObjectMap<V> empty()
{
return (ImmutableShortObjectMap<V>) ImmutableShortObjectEmptyMap.INSTANCE;
}
@Override
public <V> ImmutableShortObjectMap<V> of()
{
return this.empty();
}
@Override
public <V> ImmutableShortObjectMap<V> with()
{
return this.empty();
}
@Override
public <V> ImmutableShortObjectMap<V> of(short key, V value)
{
return this.with(key, value);
}
@Override
public <V> ImmutableShortObjectMap<V> with(short key, V value)
{
return new ImmutableShortObjectSingletonMap<>(key, value);
}
@Override
public <V> ImmutableShortObjectMap<V> ofAll(ShortObjectMap<? extends V> map)
{
return this.withAll(map);
}
@Override
public <V> ImmutableShortObjectMap<V> withAll(ShortObjectMap<? extends V> map)
{
if (map instanceof ImmutableShortObjectMap)
{
return (ImmutableShortObjectMap<V>) map;
}
if (map.isEmpty())
{
return this.with();
}
if (map.size() == 1)
{
//TODO use keysView() when available.
final short[] array = new short[1];
map.forEachKey((short each) -> array[0] = each);
return new ImmutableShortObjectSingletonMap<>(array[0], map.get(array[0]));
}
return new ImmutableShortObjectHashMap<>(map);
}
}