/*
* Copyright 2015 Goldman Sachs.
*
* 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 com.gs.collections.impl.multimap.list;
import java.io.Externalizable;
import java.io.Serializable;
import com.gs.collections.api.block.function.Function;
import com.gs.collections.api.block.function.Function2;
import com.gs.collections.api.block.predicate.Predicate2;
import com.gs.collections.api.list.ImmutableList;
import com.gs.collections.api.list.MutableList;
import com.gs.collections.api.map.ImmutableMap;
import com.gs.collections.api.map.MutableMap;
import com.gs.collections.api.multimap.bag.ImmutableBagMultimap;
import com.gs.collections.api.multimap.list.ImmutableListMultimap;
import com.gs.collections.api.multimap.list.MutableListMultimap;
import com.gs.collections.api.tuple.Pair;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.impl.factory.Maps;
import com.gs.collections.impl.multimap.AbstractImmutableMultimap;
import com.gs.collections.impl.multimap.AbstractMutableMultimap;
import com.gs.collections.impl.multimap.ImmutableMultimapSerializationProxy;
import com.gs.collections.impl.multimap.bag.HashBagMultimap;
import com.gs.collections.impl.utility.Iterate;
/**
* The default ImmutableListMultimap implementation.
*
* @since 1.0
*/
public final class ImmutableListMultimapImpl<K, V>
extends AbstractImmutableMultimap<K, V, ImmutableList<V>>
implements ImmutableListMultimap<K, V>, Serializable
{
private static final long serialVersionUID = 1L;
public ImmutableListMultimapImpl(MutableMap<K, ImmutableList<V>> map)
{
super(map);
}
public ImmutableListMultimapImpl(ImmutableMap<K, ImmutableList<V>> map)
{
super(map);
}
@Override
protected ImmutableList<V> createCollection()
{
return Lists.immutable.empty();
}
public ImmutableListMultimap<K, V> newEmpty()
{
return new ImmutableListMultimapImpl<K, V>(Maps.immutable.<K, ImmutableList<V>>of());
}
public MutableListMultimap<K, V> toMutable()
{
return new FastListMultimap<K, V>(this);
}
@Override
public ImmutableListMultimap<K, V> toImmutable()
{
return this;
}
private Object writeReplace()
{
return new ImmutableListMultimapSerializationProxy<K, V>(this.map);
}
public static class ImmutableListMultimapSerializationProxy<K, V>
extends ImmutableMultimapSerializationProxy<K, V, ImmutableList<V>> implements Externalizable
{
private static final long serialVersionUID = 1L;
@SuppressWarnings("UnusedDeclaration")
public ImmutableListMultimapSerializationProxy()
{
// For Externalizable use only
}
public ImmutableListMultimapSerializationProxy(ImmutableMap<K, ImmutableList<V>> map)
{
super(map);
}
@Override
protected AbstractMutableMultimap<K, V, MutableList<V>> createEmptyMutableMultimap()
{
return new FastListMultimap<K, V>();
}
}
@Override
public ImmutableListMultimap<K, V> newWith(K key, V value)
{
return (ImmutableListMultimap<K, V>) super.newWith(key, value);
}
@Override
public ImmutableListMultimap<K, V> newWithout(Object key, Object value)
{
return (ImmutableListMultimap<K, V>) super.newWithout(key, value);
}
@Override
public ImmutableListMultimap<K, V> newWithAll(K key, Iterable<? extends V> values)
{
return (ImmutableListMultimap<K, V>) super.newWithAll(key, values);
}
@Override
public ImmutableListMultimap<K, V> newWithoutAll(Object key)
{
return (ImmutableListMultimap<K, V>) super.newWithoutAll(key);
}
public ImmutableBagMultimap<V, K> flip()
{
return Iterate.flip(this).toImmutable();
}
public ImmutableListMultimap<K, V> selectKeysValues(Predicate2<? super K, ? super V> predicate)
{
return this.selectKeysValues(predicate, FastListMultimap.<K, V>newMultimap()).toImmutable();
}
public ImmutableListMultimap<K, V> rejectKeysValues(Predicate2<? super K, ? super V> predicate)
{
return this.rejectKeysValues(predicate, FastListMultimap.<K, V>newMultimap()).toImmutable();
}
public ImmutableListMultimap<K, V> selectKeysMultiValues(Predicate2<? super K, ? super Iterable<V>> predicate)
{
return this.selectKeysMultiValues(predicate, FastListMultimap.<K, V>newMultimap()).toImmutable();
}
public ImmutableListMultimap<K, V> rejectKeysMultiValues(Predicate2<? super K, ? super Iterable<V>> predicate)
{
return this.rejectKeysMultiValues(predicate, FastListMultimap.<K, V>newMultimap()).toImmutable();
}
public <K2, V2> ImmutableBagMultimap<K2, V2> collectKeysValues(Function2<? super K, ? super V, Pair<K2, V2>> function)
{
return this.collectKeysValues(function, HashBagMultimap.<K2, V2>newMultimap()).toImmutable();
}
public <V2> ImmutableListMultimap<K, V2> collectValues(Function<? super V, ? extends V2> function)
{
return this.collectValues(function, FastListMultimap.<K, V2>newMultimap()).toImmutable();
}
}