io.dapr.client.GrpcChannelFacade Maven / Gradle / Ivy
/*
* Copyright 2023 The Dapr 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 io.dapr.client;
import io.dapr.v1.DaprGrpc;
import io.grpc.ManagedChannel;
import java.io.Closeable;
import java.io.IOException;
/**
* Facade for common operations on gRPC channel.
*
* @see DaprGrpc
* @see DaprClient
*/
class GrpcChannelFacade implements Closeable {
/**
* The GRPC managed channel to be used.
*/
private final ManagedChannel channel;
/**
* Default access level constructor, in order to create an instance of this class use io.dapr.client.DaprClientBuilder
*
* @param channel A Managed GRPC channel
* @see DaprClientBuilder
*/
GrpcChannelFacade(ManagedChannel channel) {
this.channel = channel;
}
/**
* Returns the gRPC channel to the sidecar.
* @return Sidecar's gRPC channel.
*/
ManagedChannel getGrpcChannel() {
return this.channel;
}
@Override
public void close() throws IOException {
if (channel != null && !channel.isShutdown()) {
channel.shutdown();
}
}
}