// Copyright 2015 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.lib.worker;

import com.google.devtools.build.lib.actions.ExecutionStrategy;
import com.google.devtools.build.lib.actions.SpawnActionContext;
import com.google.devtools.build.lib.exec.AbstractSpawnStrategy;
import com.google.devtools.build.lib.vfs.Path;

/**
 * A spawn action context that launches Spawns the first time they are used in a persistent mode and
 * then shards work over all the processes.
 */
@ExecutionStrategy(
  name = {"worker"},
  contextType = SpawnActionContext.class
)
public final class WorkerSpawnStrategy extends AbstractSpawnStrategy {

  public WorkerSpawnStrategy(Path execRoot, WorkerSpawnRunner spawnRunner) {
    super(execRoot, spawnRunner);
  }

  @Override
  public String toString() {
    return "worker";
  }
}