com.phloc.commons.collections.multimap.MultiHashMapHashSetBased Maven / Gradle / Ivy
/**
* Copyright (C) 2006-2015 phloc systems
* http://www.phloc.com
* office[at]phloc[dot]com
*
* 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.phloc.commons.collections.multimap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.annotation.concurrent.NotThreadSafe;
/**
* Multi map based on {@link java.util.HashMap} and {@link java.util.HashSet}
* values.
*
* @author Philip Helger
* @param
* key type
* @param
* value type
*/
@NotThreadSafe
public class MultiHashMapHashSetBased extends AbstractMultiHashMapSetBased
{
public MultiHashMapHashSetBased ()
{}
public MultiHashMapHashSetBased (@Nullable final KEYTYPE aKey, @Nullable final VALUETYPE aValue)
{
super (aKey, aValue);
}
public MultiHashMapHashSetBased (@Nullable final KEYTYPE aKey, @Nullable final Set aCollection)
{
super (aKey, aCollection);
}
public MultiHashMapHashSetBased (@Nullable final Map > aCont)
{
super (aCont);
}
@Override
@Nonnull
protected final Set createNewCollection ()
{
return new HashSet ();
}
}