content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.client.block.stream;
  
  import alluxio.grpc.GrpcSerializationUtils;
  
  import io.grpc.CallOptions;
  import io.grpc.Channel;
  import io.grpc.ClientCall;
  import io.grpc.ClientInterceptor;
  import io.grpc.MethodDescriptor;
  
  /**
   * Serialization interceptor for client.
   */
  public class StreamSerializationClientInterceptor implements ClientInterceptor {
    @Override
    public <ReqT, RespT> ClientCall<ReqT, RespT> interceptCall(
        MethodDescriptor<ReqT, RespT> method, CallOptions callOptions, Channel channel) {
      MethodDescriptor<ReqT, RespT> overriddenMethodDescriptor =
          callOptions.getOption(GrpcSerializationUtils.OVERRIDDEN_METHOD_DESCRIPTOR);
      if (overriddenMethodDescriptor != null) {
        method = overriddenMethodDescriptor;
      }
      return channel.newCall(method, callOptions);
    }
  }
  