Coverage Summary for Class: FilteredKeySetMultimap (com.google.common.collect)

1 /*
2  * Copyright (C) 2012 The Guava Authors
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.google.common.collect;
18 
19 import com.google.common.annotations.GwtCompatible;
20 import com.google.common.base.Predicate;
21 import java.util.Map.Entry;
22 import java.util.Set;
23 import org.checkerframework.checker.nullness.qual.Nullable;
24 
25 /**
26  * Implementation of {@link Multimaps#filterKeys(SetMultimap, Predicate)}.
27  *
28  * @author Louis Wasserman
29  */
30 @GwtCompatible
31 final class FilteredKeySetMultimap<K, V> extends FilteredKeyMultimap<K, V>
32     implements FilteredSetMultimap<K, V> {
33 
34   FilteredKeySetMultimap(SetMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) {
35     super(unfiltered, keyPredicate);
36   }
37 
38   @Override
39   public SetMultimap<K, V> unfiltered() {
40     return (SetMultimap<K, V>) unfiltered;
41   }
42 
43   @Override
44   public Set<V> get(K key) {
45     return (Set<V>) super.get(key);
46   }
47 
48   @Override
49   public Set<V> removeAll(Object key) {
50     return (Set<V>) super.removeAll(key);
51   }
52 
53   @Override
54   public Set<V> replaceValues(K key, Iterable<? extends V> values) {
55     return (Set<V>) super.replaceValues(key, values);
56   }
57 
58   @Override
59   public Set<Entry<K, V>> entries() {
60     return (Set<Entry<K, V>>) super.entries();
61   }
62 
63   @Override
64   Set<Entry<K, V>> createEntries() {
65     return new EntrySet();
66   }
67 
68   class EntrySet extends Entries implements Set<Entry<K, V>> {
69     @Override
70     public int hashCode() {
71       return Sets.hashCodeImpl(this);
72     }
73 
74     @Override
75     public boolean equals(@Nullable Object o) {
76       return Sets.equalsImpl(this, o);
77     }
78   }
79 }