public void invoke()

in flink-connector-gcp-pubsub/src/main/java/org/apache/flink/streaming/connectors/gcp/pubsub/PubSubSink.java [181:190]


    public void invoke(IN message, SinkFunction.Context context) {
        PubsubMessage pubsubMessage =
                PubsubMessage.newBuilder()
                        .setData(ByteString.copyFrom(serializationSchema.serialize(message)))
                        .build();

        ApiFuture<String> future = publisher.publish(pubsubMessage);
        numPendingFutures.incrementAndGet();
        ApiFutures.addCallback(future, failureHandler, directExecutor());
    }