1 /*
2  * Copyright (C) 2017 The Android Open Source Project
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 package com.android.tradefed.invoker.shard;
17 
18 import com.android.tradefed.config.IConfiguration;
19 import com.android.tradefed.invoker.IRescheduler;
20 import com.android.tradefed.invoker.TestInformation;
21 import com.android.tradefed.log.ITestLogger;
22 
23 /** Interface of an object that describes the sharding strategy to adopt for a configuration. */
24 public interface IShardHelper {
25 
26     /**
27      * Shard and reschedule the shard if possible.
28      *
29      * @param config a {@link IConfiguration} to be run.
30      * @param testInfo the {@link TestInformation} of the current invocation.
31      * @param rescheduler the {@link IRescheduler} where to reschedule the shards.
32      * @return True if the configuration was sharded. false otherwise.
33      */
shardConfig( IConfiguration config, TestInformation testInfo, IRescheduler rescheduler, ITestLogger logger)34     public boolean shardConfig(
35             IConfiguration config,
36             TestInformation testInfo,
37             IRescheduler rescheduler,
38             ITestLogger logger);
39 }
40