/*
* Copyright 2016-present Facebook, Inc.
*
* 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.facebook.buck.rules;
import com.facebook.buck.util.cache.FileHashCache;
/** Functionality used in the {@link CachingBuildEngine} when running a distributed build. */
public interface CachingBuildEngineDelegate {
FileHashCache getFileHashCache();
/**
* Called right before the rule is going to be built. This is when direct inputs to the rule would
* get materialized on disk.
*
* @param buildRule rule that is about to be built.
*/
void onRuleAboutToBeBuilt(BuildRule buildRule);
}