62 lines
1.7 KiB
Java
62 lines
1.7 KiB
Java
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/*
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* Copyright (C) 2010 The Guava Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.common.collect;
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import java.util.Map.Entry;
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import java.util.Set;
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import javax.annotation.Nullable;
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import com.google.common.annotations.GwtCompatible;
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/**
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* A set multimap which forwards all its method calls to another set multimap.
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* Subclasses should override one or more methods to modify the behavior of the
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* backing multimap as desired per the
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* <a href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator
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* pattern</a>.
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*
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* @author Kurt Alfred Kluever
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* @since 3.0
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*/
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@GwtCompatible
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public abstract class ForwardingSetMultimap<K, V> extends ForwardingMultimap<K, V> implements SetMultimap<K, V> {
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@Override
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protected abstract SetMultimap<K, V> delegate();
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@Override
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public Set<Entry<K, V>> entries() {
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return delegate().entries();
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}
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@Override
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public Set<V> get(@Nullable K key) {
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return delegate().get(key);
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}
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@Override
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public Set<V> removeAll(@Nullable Object key) {
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return delegate().removeAll(key);
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}
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@Override
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public Set<V> replaceValues(K key, Iterable<? extends V> values) {
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return delegate().replaceValues(key, values);
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}
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}
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