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