How to use

merge

method

in

com.google.api.gax.rpc.ApiCallContext

 @Override
 public ApiFuture<Void> cancel(String operationName, ApiCallContext thisCallContext) {
  return OperationCallable.this.cancel(
    operationName, defaultCallContext.merge(thisCallContext));
 }
};

@Override
public OperationFuture<ResponseT, MetadataT> resumeFutureCall(
  String operationName, ApiCallContext thisCallContext) {
 return OperationCallable.this.resumeFutureCall(
   operationName, defaultCallContext.merge(thisCallContext));
}

 @Override
 public void call(
   RequestT request,
   ResponseObserver<ResponseT> responseObserver,
   ApiCallContext thisCallContext) {
  ServerStreamingCallable.this.call(
    request, responseObserver, defaultCallContext.merge(thisCallContext));
 }
};

@Override
public OperationFuture<ResponseT, MetadataT> resumeFutureCall(
  String operationName, ApiCallContext thisCallContext) {
 return OperationCallable.this.resumeFutureCall(
   operationName, defaultCallContext.merge(thisCallContext));
}

 @Override
 public void call(
   RequestT request,
   ResponseObserver<ResponseT> responseObserver,
   ApiCallContext thisCallContext) {
  ServerStreamingCallable.this.call(
    request, responseObserver, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ApiFuture<ResponseT> futureCall(RequestT request, ApiCallContext thisCallContext) {
  return UnaryCallable.this.futureCall(request, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ApiStreamObserver<RequestT> clientStreamingCall(
   ApiStreamObserver<ResponseT> responseObserver, ApiCallContext thisCallContext) {
  return ClientStreamingCallable.this.clientStreamingCall(
    responseObserver, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ApiFuture<Void> cancel(String operationName, ApiCallContext thisCallContext) {
  return OperationCallable.this.cancel(
    operationName, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ClientStream<RequestT> internalCall(
   ResponseObserver<ResponseT> responseObserver,
   ClientStreamReadyObserver<RequestT> onReady,
   ApiCallContext thisCallContext) {
  return BidiStreamingCallable.this.internalCall(
    responseObserver, onReady, defaultCallContext.merge(thisCallContext));
 }
};

@Override
public OperationFuture<ResponseT, MetadataT> futureCall(
  RequestT request, ApiCallContext thisCallContext) {
 return OperationCallable.this.futureCall(
   request, defaultCallContext.merge(thisCallContext));
}

@Override
public OperationFuture<ResponseT, MetadataT> futureCall(
  RequestT request, ApiCallContext thisCallContext) {
 return OperationCallable.this.futureCall(
   request, defaultCallContext.merge(thisCallContext));
}

 @Override
 public ClientStream<RequestT> internalCall(
   ResponseObserver<ResponseT> responseObserver,
   ClientStreamReadyObserver<RequestT> onReady,
   ApiCallContext thisCallContext) {
  return BidiStreamingCallable.this.internalCall(
    responseObserver, onReady, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ApiFuture<ResponseT> futureCall(RequestT request, ApiCallContext thisCallContext) {
  return UnaryCallable.this.futureCall(request, defaultCallContext.merge(thisCallContext));
 }
};

 @Override
 public ApiStreamObserver<RequestT> clientStreamingCall(
   ApiStreamObserver<ResponseT> responseObserver, ApiCallContext thisCallContext) {
  return ClientStreamingCallable.this.clientStreamingCall(
    responseObserver, defaultCallContext.merge(thisCallContext));
 }
};