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Merge pull request #6820 from mdsteele/server-async

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Add interfaces for ServerAsyncReader/Writers
pull/6841/head
Jan Tattermusch 9 years ago
parent 129cd65869 080749e8ba
commit 026dfe60a5
2 changed files with 64 additions and 22 deletions
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  1. 35
      include/grpc++/impl/codegen/async_stream.h
  2. 35
      include/grpc++/impl/codegen/impl/async_stream.h

35
include/grpc++/impl/codegen/async_stream.h
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@ -299,8 +299,16 @@ class ClientAsyncReaderWriter GRPC_FINAL
}; };
template <class W, class R> template <class W, class R>
class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncReaderInterface : public ServerAsyncStreamingInterface,
public AsyncReaderInterface<R> { public AsyncReaderInterface<R> {
public:
virtual void Finish(const W& msg, const Status& status, void* tag) = 0;
virtual void FinishWithError(const Status& status, void* tag) = 0;
};
template <class W, class R>
class ServerAsyncReader GRPC_FINAL : public ServerAsyncReaderInterface<W, R> {
public: public:
explicit ServerAsyncReader(ServerContext* ctx) explicit ServerAsyncReader(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -321,7 +329,7 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&read_ops_); call_.PerformOps(&read_ops_);
} }
void Finish(const W& msg, const Status& status, void* tag) { void Finish(const W& msg, const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_, finish_ops_.SendInitialMetadata(ctx_->initial_metadata_,
@ -338,7 +346,7 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&finish_ops_); call_.PerformOps(&finish_ops_);
} }
void FinishWithError(const Status& status, void* tag) { void FinishWithError(const Status& status, void* tag) GRPC_OVERRIDE {
GPR_CODEGEN_ASSERT(!status.ok()); GPR_CODEGEN_ASSERT(!status.ok());
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
@ -363,8 +371,14 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
}; };
template <class W> template <class W>
class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncWriterInterface : public ServerAsyncStreamingInterface,
public AsyncWriterInterface<W> { public AsyncWriterInterface<W> {
public:
virtual void Finish(const Status& status, void* tag) = 0;
};
template <class W>
class ServerAsyncWriter GRPC_FINAL : public ServerAsyncWriterInterface<W> {
public: public:
explicit ServerAsyncWriter(ServerContext* ctx) explicit ServerAsyncWriter(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -391,7 +405,7 @@ class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&write_ops_); call_.PerformOps(&write_ops_);
} }
void Finish(const Status& status, void* tag) { void Finish(const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_, finish_ops_.SendInitialMetadata(ctx_->initial_metadata_,
@ -414,9 +428,16 @@ class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
/// Server-side interface for asynchronous bi-directional streaming. /// Server-side interface for asynchronous bi-directional streaming.
template <class W, class R> template <class W, class R>
class ServerAsyncReaderWriter GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncReaderWriterInterface : public ServerAsyncStreamingInterface,
public AsyncWriterInterface<W>, public AsyncWriterInterface<W>,
public AsyncReaderInterface<R> { public AsyncReaderInterface<R> {
public:
virtual void Finish(const Status& status, void* tag) = 0;
};
template <class W, class R>
class ServerAsyncReaderWriter GRPC_FINAL
: public ServerAsyncReaderWriterInterface<W, R> {
public: public:
explicit ServerAsyncReaderWriter(ServerContext* ctx) explicit ServerAsyncReaderWriter(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -449,7 +470,7 @@ class ServerAsyncReaderWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&write_ops_); call_.PerformOps(&write_ops_);
} }
void Finish(const Status& status, void* tag) { void Finish(const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_, finish_ops_.SendInitialMetadata(ctx_->initial_metadata_,

35
include/grpc++/impl/codegen/impl/async_stream.h
Unescape View File

@ -295,8 +295,16 @@ class ClientAsyncReaderWriter GRPC_FINAL
}; };
template <class W, class R> template <class W, class R>
class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncReaderInterface : public ServerAsyncStreamingInterface,
public AsyncReaderInterface<R> { public AsyncReaderInterface<R> {
public:
virtual void Finish(const W& msg, const Status& status, void* tag) = 0;
virtual void FinishWithError(const Status& status, void* tag) = 0;
};
template <class W, class R>
class ServerAsyncReader GRPC_FINAL : public ServerAsyncReaderInterface<W, R> {
public: public:
explicit ServerAsyncReader(ServerContext* ctx) explicit ServerAsyncReader(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -316,7 +324,7 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&read_ops_); call_.PerformOps(&read_ops_);
} }
void Finish(const W& msg, const Status& status, void* tag) { void Finish(const W& msg, const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_); finish_ops_.SendInitialMetadata(ctx_->initial_metadata_);
@ -332,7 +340,7 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&finish_ops_); call_.PerformOps(&finish_ops_);
} }
void FinishWithError(const Status& status, void* tag) { void FinishWithError(const Status& status, void* tag) GRPC_OVERRIDE {
GPR_CODEGEN_ASSERT(!status.ok()); GPR_CODEGEN_ASSERT(!status.ok());
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
@ -356,8 +364,14 @@ class ServerAsyncReader GRPC_FINAL : public ServerAsyncStreamingInterface,
}; };
template <class W> template <class W>
class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncWriterInterface : public ServerAsyncStreamingInterface,
public AsyncWriterInterface<W> { public AsyncWriterInterface<W> {
public:
virtual void Finish(const Status& status, void* tag) = 0;
};
template <class W>
class ServerAsyncWriter GRPC_FINAL : public ServerAsyncWriterInterface<W> {
public: public:
explicit ServerAsyncWriter(ServerContext* ctx) explicit ServerAsyncWriter(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -382,7 +396,7 @@ class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&write_ops_); call_.PerformOps(&write_ops_);
} }
void Finish(const Status& status, void* tag) { void Finish(const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_); finish_ops_.SendInitialMetadata(ctx_->initial_metadata_);
@ -404,9 +418,16 @@ class ServerAsyncWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
/// Server-side interface for asynchronous bi-directional streaming. /// Server-side interface for asynchronous bi-directional streaming.
template <class W, class R> template <class W, class R>
class ServerAsyncReaderWriter GRPC_FINAL : public ServerAsyncStreamingInterface, class ServerAsyncReaderWriterInterface : public ServerAsyncStreamingInterface,
public AsyncWriterInterface<W>, public AsyncWriterInterface<W>,
public AsyncReaderInterface<R> { public AsyncReaderInterface<R> {
public:
virtual void Finish(const Status& status, void* tag) = 0;
};
template <class W, class R>
class ServerAsyncReaderWriter GRPC_FINAL
: public ServerAsyncReaderWriterInterface<W, R> {
public: public:
explicit ServerAsyncReaderWriter(ServerContext* ctx) explicit ServerAsyncReaderWriter(ServerContext* ctx)
: call_(nullptr, nullptr, nullptr), ctx_(ctx) {} : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
@ -437,7 +458,7 @@ class ServerAsyncReaderWriter GRPC_FINAL : public ServerAsyncStreamingInterface,
call_.PerformOps(&write_ops_); call_.PerformOps(&write_ops_);
} }
void Finish(const Status& status, void* tag) { void Finish(const Status& status, void* tag) GRPC_OVERRIDE {
finish_ops_.set_output_tag(tag); finish_ops_.set_output_tag(tag);
if (!ctx_->sent_initial_metadata_) { if (!ctx_->sent_initial_metadata_) {
finish_ops_.SendInitialMetadata(ctx_->initial_metadata_); finish_ops_.SendInitialMetadata(ctx_->initial_metadata_);

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