org.apache.rocketmq.shaded.io.grpc.ServerCallExecutorSupplier Maven / Gradle / Ivy
/*
* Copyright 2021 The gRPC Authors
*
* 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 org.apache.rocketmq.shaded.io.grpc;
import java.util.concurrent.Executor;
import javax.annotation.Nullable;
/**
* Defines what executor handles the server call, based on each RPC call information at runtime.
* */
@ExperimentalApi("https://github.com/grpc/grpc-java/issues/8274")
public interface ServerCallExecutorSupplier {
/**
* Returns an executor to handle the server call.
* It should never throw. It should return null to fallback to the default executor.
* */
@Nullable
Executor getExecutor(ServerCall call, Metadata metadata);
}