/*
 * Copyright (C) 2012 The Guava Authors
 *
 * 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.google.common.collect;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Predicate;
import java.util.Map.Entry;
import java.util.Set;
import org.checkerframework.checker.nullness.qual.Nullable;

Author:Louis Wasserman
/** * Implementation of {@link Multimaps#filterKeys(SetMultimap, Predicate)}. * * @author Louis Wasserman */
@GwtCompatible final class FilteredKeySetMultimap<K, V> extends FilteredKeyMultimap<K, V> implements FilteredSetMultimap<K, V> { FilteredKeySetMultimap(SetMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) { super(unfiltered, keyPredicate); } @Override public SetMultimap<K, V> unfiltered() { return (SetMultimap<K, V>) unfiltered; } @Override public Set<V> get(K key) { return (Set<V>) super.get(key); } @Override public Set<V> removeAll(Object key) { return (Set<V>) super.removeAll(key); } @Override public Set<V> replaceValues(K key, Iterable<? extends V> values) { return (Set<V>) super.replaceValues(key, values); } @Override public Set<Entry<K, V>> entries() { return (Set<Entry<K, V>>) super.entries(); } @Override Set<Entry<K, V>> createEntries() { return new EntrySet(); } class EntrySet extends Entries implements Set<Entry<K, V>> { @Override public int hashCode() { return Sets.hashCodeImpl(this); } @Override public boolean equals(@Nullable Object o) { return Sets.equalsImpl(this, o); } } }