TestMultimapGenerator.java revision 7dd252788645e940eada959bdde927426e2531c9 
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
17package com.google.common.collect.testing.google;
18
19import com.google.common.annotations.GwtCompatible;
20import com.google.common.collect.Multimap;
21import com.google.common.collect.testing.SampleElements;
22import com.google.common.collect.testing.TestContainerGenerator;
23
24import java.util.Collection;
25import java.util.Map;
26
27/**
28 * Creates multimaps, containing sample elements, to be tested.
29 *
30 * @author Louis Wasserman
31 */
32@GwtCompatible
33public interface TestMultimapGenerator<K, V, M extends Multimap<K, V>>
34    extends TestContainerGenerator<M, Map.Entry<K, V>> {
35
36  K[] createKeyArray(int length);
37
38  V[] createValueArray(int length);
39
40  SampleElements<K> sampleKeys();
41
42  SampleElements<V> sampleValues();
43
44  Collection<V> createCollection(Iterable<? extends V> values);
45}
46