src/main/java/com/google/devtools/build/lib/query2/engine/ThreadSafeCallback.java


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// Copyright 2014 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.query2.engine;

import com.google.devtools.build.lib.concurrent.ThreadSafety.ThreadSafe;

/** Marker interface for a {@link Callback} that is {@link ThreadSafe}. */
@ThreadSafe
public interface ThreadSafeCallback<T> extends Callback<T> {
}