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* Rework flatbuffers + gRPC integration - Introduce `flatbuffers::grpc::Message<T>`, a `grpc_slice`-backed message buffer that handles refcounting and allows flatbuffers to transfer ownership to gRPC efficiently. This replaces `flatbuffers::BufferRef<T>`, which required a copy call and was also unsafe w.r.t. buffer lifetime. - Introduce `flatbuffers::grpc::MessageBuilder`, a gRPC-specific builder that forces a `grpc_slice`-backed allocator and also adds some helpful `Message<T>`-related methods. - Update serializers accordingly (now zero-copy between flatbuffers and gRPC). * gRPC: verify messages by default, but allow user to override * gRPC: fix some formatting issues * Disable verification by default, but add helper method * Make FlatBufferBuilder fields protected + remove vec accessor * Use bool add_ref parameter to toggle refcount incr * Remove unnecessary inline specifiers * Fix formatting * Use auto * Remove empty lines * Use grpc_slice helper macros * Simplify reset code * Disable Message copy ctor and assignment by default * Remove unused member * Enable gRPC verification by default * Use auto * Bake in message verification (remove template specialization) * Add RoundUp func * Consolidate gRPC message copy flag * Make vector_downward allocations fully lazy * Test message verification failure code/message * Add grpctest verification test comments * Simplify reallocate implementation * Make initial_size a size_t * Use ternary op for growth_policy * Use truthiness rather than dont explicit nullptr check * Indent preprocessor directives * Remove grpc message copy/assignment * Fix a few bugs * Add gRPC example * Add basic gRPC docs * Use doxygen EXAMPLE_PATH + @include * Reference example fbs in grpc docs * Move gRPC examples into grpc/samples * Fix pointer/reference formatting * Use std::function rather than templated callback func * Create fresh message builder for each request * Use Clear() in Reset() impl * Use FLATBUFFERS_CONSTEXPR
84 lines
4.0 KiB
C++
84 lines
4.0 KiB
C++
// Generated by the gRPC C++ plugin.
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// If you make any local change, they will be lost.
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// source: monster_test
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#include "monster_test_generated.h"
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#include "monster_test.grpc.fb.h"
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#include <grpc++/impl/codegen/async_stream.h>
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#include <grpc++/impl/codegen/async_unary_call.h>
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#include <grpc++/impl/codegen/channel_interface.h>
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#include <grpc++/impl/codegen/client_unary_call.h>
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#include <grpc++/impl/codegen/method_handler_impl.h>
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#include <grpc++/impl/codegen/rpc_service_method.h>
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#include <grpc++/impl/codegen/service_type.h>
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#include <grpc++/impl/codegen/sync_stream.h>
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namespace MyGame {
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namespace Example {
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static const char* MonsterStorage_method_names[] = {
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"/MyGame.Example.MonsterStorage/Store",
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"/MyGame.Example.MonsterStorage/Retrieve",
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};
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std::unique_ptr< MonsterStorage::Stub> MonsterStorage::NewStub(const std::shared_ptr< ::grpc::ChannelInterface>& channel, const ::grpc::StubOptions& options) {
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std::unique_ptr< MonsterStorage::Stub> stub(new MonsterStorage::Stub(channel));
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return stub;
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}
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MonsterStorage::Stub::Stub(const std::shared_ptr< ::grpc::ChannelInterface>& channel)
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: channel_(channel) , rpcmethod_Store_(MonsterStorage_method_names[0], ::grpc::RpcMethod::NORMAL_RPC, channel)
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, rpcmethod_Retrieve_(MonsterStorage_method_names[1], ::grpc::RpcMethod::SERVER_STREAMING, channel)
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{}
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::grpc::Status MonsterStorage::Stub::Store(::grpc::ClientContext* context, const flatbuffers::grpc::Message<Monster>& request, flatbuffers::grpc::Message<Stat>* response) {
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return ::grpc::BlockingUnaryCall(channel_.get(), rpcmethod_Store_, context, request, response);
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}
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::grpc::ClientAsyncResponseReader< flatbuffers::grpc::Message<Stat>>* MonsterStorage::Stub::AsyncStoreRaw(::grpc::ClientContext* context, const flatbuffers::grpc::Message<Monster>& request, ::grpc::CompletionQueue* cq) {
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return ::grpc::ClientAsyncResponseReader< flatbuffers::grpc::Message<Stat>>::Create(channel_.get(), cq, rpcmethod_Store_, context, request);
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}
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::grpc::ClientReader< flatbuffers::grpc::Message<Monster>>* MonsterStorage::Stub::RetrieveRaw(::grpc::ClientContext* context, const flatbuffers::grpc::Message<Stat>& request) {
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return new ::grpc::ClientReader< flatbuffers::grpc::Message<Monster>>(channel_.get(), rpcmethod_Retrieve_, context, request);
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}
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::grpc::ClientAsyncReader< flatbuffers::grpc::Message<Monster>>* MonsterStorage::Stub::AsyncRetrieveRaw(::grpc::ClientContext* context, const flatbuffers::grpc::Message<Stat>& request, ::grpc::CompletionQueue* cq, void* tag) {
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return ::grpc::ClientAsyncReader< flatbuffers::grpc::Message<Monster>>::Create(channel_.get(), cq, rpcmethod_Retrieve_, context, request, tag);
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}
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MonsterStorage::Service::Service() {
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AddMethod(new ::grpc::RpcServiceMethod(
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MonsterStorage_method_names[0],
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::grpc::RpcMethod::NORMAL_RPC,
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new ::grpc::RpcMethodHandler< MonsterStorage::Service, flatbuffers::grpc::Message<Monster>, flatbuffers::grpc::Message<Stat>>(
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std::mem_fn(&MonsterStorage::Service::Store), this)));
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AddMethod(new ::grpc::RpcServiceMethod(
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MonsterStorage_method_names[1],
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::grpc::RpcMethod::SERVER_STREAMING,
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new ::grpc::ServerStreamingHandler< MonsterStorage::Service, flatbuffers::grpc::Message<Stat>, flatbuffers::grpc::Message<Monster>>(
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std::mem_fn(&MonsterStorage::Service::Retrieve), this)));
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}
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MonsterStorage::Service::~Service() {
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}
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::grpc::Status MonsterStorage::Service::Store(::grpc::ServerContext* context, const flatbuffers::grpc::Message<Monster>* request, flatbuffers::grpc::Message<Stat>* response) {
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(void) context;
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(void) request;
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(void) response;
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return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, "");
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}
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::grpc::Status MonsterStorage::Service::Retrieve(::grpc::ServerContext* context, const flatbuffers::grpc::Message<Stat>* request, ::grpc::ServerWriter< flatbuffers::grpc::Message<Monster>>* writer) {
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(void) context;
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(void) request;
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(void) writer;
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return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, "");
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}
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} // namespace MyGame
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} // namespace Example
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