Examples with HttpContentConsumer io.cdap.cdap.api.service.http.HttpContentConsumer used on opensource projects

Example 1 with HttpContentConsumer

use of io.cdap.cdap.api.service.http.HttpContentConsumer in project cdap by caskdata.

the class AbstractHttpHandlerDelegator method wrapContentConsumer.

/**
 * Returns a new instance of {@link BodyConsumer} that wraps around the given {@link HttpContentConsumer}
 * and {@link DelayedHttpServiceResponder}.
 *
 * IMPORTANT: This method will also capture the context associated with the current thread, hence after
 * this method is called, no other methods on this class should be called from the current thread.
 *
 * This method is called from handler class generated by {@link HttpHandlerGenerator}.
 */
@SuppressWarnings("unused")
protected final BodyConsumer wrapContentConsumer(HttpContentConsumer consumer, DelayedHttpServiceResponder responder, TransactionControl defaultTxControl) {
    Preconditions.checkState(!responder.hasBufferedResponse(), "HttpContentConsumer may not be used after a response has already been sent.");
    // Close the provided responder since a new one will be created for the BodyConsumerAdapter to use.
    responder.close();
    ServiceTaskExecutor taskExecutor = context.getServiceTaskExecutor();
    Cancellable contextReleaser = context.capture();
    return new BodyConsumerAdapter(new DelayedHttpServiceResponder(responder, (contentProducer, txServiceContext) -> new BodyProducerAdapter(contentProducer, txServiceContext, contextReleaser, defaultTxControl)), consumer, taskExecutor, contextReleaser, defaultTxControl);
}