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