/
CookiesServerStreamingCallable.java
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/
CookiesServerStreamingCallable.java
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/*
* Copyright 2023 Google LLC
*
* 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
*
* https://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.cloud.bigtable.data.v2.stub;
import static com.google.cloud.bigtable.data.v2.stub.CookiesHolder.COOKIES_HOLDER_KEY;
import com.google.api.gax.grpc.GrpcCallContext;
import com.google.api.gax.rpc.ApiCallContext;
import com.google.api.gax.rpc.ResponseObserver;
import com.google.api.gax.rpc.ServerStreamingCallable;
/**
* The cookie holder will act as operation scoped storage for all retry attempts. Each attempt's
* cookies will be merged into the value holder and will be sent out with the next retry attempt.
*/
class CookiesServerStreamingCallable<RequestT, ResponseT>
extends ServerStreamingCallable<RequestT, ResponseT> {
private final ServerStreamingCallable<RequestT, ResponseT> callable;
CookiesServerStreamingCallable(ServerStreamingCallable<RequestT, ResponseT> innerCallable) {
this.callable = innerCallable;
}
@Override
public void call(
RequestT request, ResponseObserver<ResponseT> responseObserver, ApiCallContext context) {
GrpcCallContext grpcCallContext = (GrpcCallContext) context;
callable.call(
request,
responseObserver,
grpcCallContext.withCallOptions(
grpcCallContext.getCallOptions().withOption(COOKIES_HOLDER_KEY, new CookiesHolder())));
}
}