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// Copyright 2019 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.actions;
import java.util.List;
/** Registry providing access to dynamic spawn strategies for both remote and local modes. */
public interface DynamicStrategyRegistry extends ActionContext {
/** Indicator for whether a strategy is meant for remote or local branch of dynamic execution. */
enum DynamicMode {
REMOTE("remote"),
LOCAL("local");
private final String name;
DynamicMode(String name) {
this.name = name;
}
@Override
public String toString() {
return name;
}
public DynamicMode other() {
return this == REMOTE ? LOCAL : REMOTE;
}
}
/**
* Returns the spawn strategy implementations that {@linkplain SpawnStrategy#canExec can execute}
* the given spawn in the order that they were registered for the provided dynamic mode.
*/
List<SandboxedSpawnStrategy> getDynamicSpawnActionContexts(Spawn spawn, DynamicMode dynamicMode);
/**
* Notifies all strategies applying to at least one mnemonic (including the empty all-catch one)
* in this registry that they are {@link ActionContext#usedContext used}.
*
* @param actionContextRegistry a complete registry containing all available action contexts
*/
void notifyUsedDynamic(ActionContext.ActionContextRegistry actionContextRegistry);
}