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// Copyright 2017 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.skyframe;
import com.google.common.collect.ImmutableList;
import java.util.function.Supplier;
import javax.annotation.Nullable;
/**
* An {@link EvaluationProgressReceiver} that delegates to a bunch of other
* {@link EvaluationProgressReceiver}s.
*/
public class CompoundEvaluationProgressReceiver implements EvaluationProgressReceiver {
protected final ImmutableList<? extends EvaluationProgressReceiver> receivers;
protected CompoundEvaluationProgressReceiver(
ImmutableList<? extends EvaluationProgressReceiver> receivers) {
this.receivers = receivers;
}
public static EvaluationProgressReceiver of(EvaluationProgressReceiver... receivers) {
return new CompoundEvaluationProgressReceiver(ImmutableList.copyOf(receivers));
}
@Override
public void invalidated(SkyKey skyKey, InvalidationState state) {
for (EvaluationProgressReceiver receiver : receivers) {
receiver.invalidated(skyKey, state);
}
}
@Override
public void enqueueing(SkyKey skyKey) {
for (EvaluationProgressReceiver receiver : receivers) {
receiver.enqueueing(skyKey);
}
}
@Override
public void stateStarting(SkyKey skyKey, NodeState state) {
for (EvaluationProgressReceiver receiver : receivers) {
receiver.stateStarting(skyKey, state);
}
}
@Override
public void stateEnding(SkyKey skyKey, NodeState state, long elapsedTimeNanos) {
for (EvaluationProgressReceiver receiver : receivers) {
receiver.stateEnding(skyKey, state, elapsedTimeNanos);
}
}
@Override
public void evaluated(
SkyKey skyKey,
@Nullable SkyValue value,
Supplier<EvaluationSuccessState> evaluationSuccessState,
EvaluationState state) {
for (EvaluationProgressReceiver receiver : receivers) {
receiver.evaluated(skyKey, value, evaluationSuccessState, state);
}
}
}
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