mirror of https://github.com/grpc/grpc-node.git
47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
#ifndef NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_
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#define NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_
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#include <nan.h>
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#include "grpc/grpc.h"
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namespace grpc {
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namespace node {
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/* A worker that asynchronously calls completion_queue_next, and queues onto the
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node event loop a call to the function stored in the event's tag. */
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class CompletionQueueAsyncWorker : public NanAsyncWorker {
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public:
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CompletionQueueAsyncWorker();
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~CompletionQueueAsyncWorker();
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/* Calls completion_queue_next with the provided deadline, and stores the
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event if there was one or sets an error message if there was not */
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void Execute();
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/* Returns the completion queue attached to this class */
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static grpc_completion_queue *GetQueue();
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/* Convenience function to create a worker with the given arguments and queue
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it to run asynchronously */
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static void Next();
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/* Initialize the CompletionQueueAsyncWorker class */
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static void Init(v8::Handle<v8::Object> exports);
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protected:
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/* Called when Execute has succeeded (completed without setting an error
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message). Calls the saved callback with the event that came from
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completion_queue_next */
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void HandleOKCallback();
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private:
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grpc_event *result;
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static grpc_completion_queue *queue;
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};
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} // namespace node
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} // namespace grpc
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#endif // NET_GRPC_NODE_COMPLETION_QUEUE_ASYNC_WORKER_H_
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