diff options
Diffstat (limited to 'src/compiler/objective_c_generator.cc')
| -rw-r--r-- | src/compiler/objective_c_generator.cc | 100 |
1 files changed, 96 insertions, 4 deletions
diff --git a/src/compiler/objective_c_generator.cc b/src/compiler/objective_c_generator.cc index 39f68cb956..af5398ec68 100644 --- a/src/compiler/objective_c_generator.cc +++ b/src/compiler/objective_c_generator.cc @@ -113,6 +113,29 @@ void PrintAdvancedSignature(Printer* printer, const MethodDescriptor* method, PrintMethodSignature(printer, method, vars); } +void PrintV2Signature(Printer* printer, const MethodDescriptor* method, + map< ::grpc::string, ::grpc::string> vars) { + if (method->client_streaming()) { + vars["return_type"] = "GRPCStreamingProtoCall *"; + } else { + vars["return_type"] = "GRPCUnaryProtoCall *"; + } + vars["method_name"] = + grpc_generator::LowercaseFirstLetter(vars["method_name"]); + + PrintAllComments(method, printer); + + printer->Print(vars, "- ($return_type$)$method_name$With"); + if (method->client_streaming()) { + printer->Print("ResponseHandler:(id<GRPCProtoResponseHandler>)handler"); + } else { + printer->Print(vars, + "Message:($request_class$ *)message " + "responseHandler:(id<GRPCProtoResponseHandler>)handler"); + } + printer->Print(" callOptions:(GRPCCallOptions *_Nullable)callOptions"); +} + inline map< ::grpc::string, ::grpc::string> GetMethodVars( const MethodDescriptor* method) { map< ::grpc::string, ::grpc::string> res; @@ -135,6 +158,16 @@ void PrintMethodDeclarations(Printer* printer, const MethodDescriptor* method) { printer->Print(";\n\n\n"); } +void PrintV2MethodDeclarations(Printer* printer, + const MethodDescriptor* method) { + map< ::grpc::string, ::grpc::string> vars = GetMethodVars(method); + + PrintProtoRpcDeclarationAsPragma(printer, method, vars); + + PrintV2Signature(printer, method, vars); + printer->Print(";\n\n"); +} + void PrintSimpleImplementation(Printer* printer, const MethodDescriptor* method, map< ::grpc::string, ::grpc::string> vars) { printer->Print("{\n"); @@ -177,6 +210,25 @@ void PrintAdvancedImplementation(Printer* printer, printer->Print("}\n"); } +void PrintV2Implementation(Printer* printer, const MethodDescriptor* method, + map< ::grpc::string, ::grpc::string> vars) { + printer->Print(" {\n"); + if (method->client_streaming()) { + printer->Print(vars, " return [self RPCToMethod:@\"$method_name$\"\n"); + printer->Print(" responseHandler:handler\n"); + printer->Print(" callOptions:callOptions\n"); + printer->Print( + vars, " responseClass:[$response_class$ class]];\n}\n\n"); + } else { + printer->Print(vars, " return [self RPCToMethod:@\"$method_name$\"\n"); + printer->Print(" message:message\n"); + printer->Print(" responseHandler:handler\n"); + printer->Print(" callOptions:callOptions\n"); + printer->Print( + vars, " responseClass:[$response_class$ class]];\n}\n\n"); + } +} + void PrintMethodImplementations(Printer* printer, const MethodDescriptor* method) { map< ::grpc::string, ::grpc::string> vars = GetMethodVars(method); @@ -184,12 +236,16 @@ void PrintMethodImplementations(Printer* printer, PrintProtoRpcDeclarationAsPragma(printer, method, vars); // TODO(jcanizales): Print documentation from the method. + printer->Print("// Deprecated methods.\n"); PrintSimpleSignature(printer, method, vars); PrintSimpleImplementation(printer, method, vars); printer->Print("// Returns a not-yet-started RPC object.\n"); PrintAdvancedSignature(printer, method, vars); PrintAdvancedImplementation(printer, method, vars); + + PrintV2Signature(printer, method, vars); + PrintV2Implementation(printer, method, vars); } } // namespace @@ -231,6 +287,25 @@ void PrintMethodImplementations(Printer* printer, return output; } +::grpc::string GetV2Protocol(const ServiceDescriptor* service) { + ::grpc::string output; + + // Scope the output stream so it closes and finalizes output to the string. + grpc::protobuf::io::StringOutputStream output_stream(&output); + Printer printer(&output_stream, '$'); + + map< ::grpc::string, ::grpc::string> vars = { + {"service_class", ServiceClassName(service) + "2"}}; + + printer.Print(vars, "@protocol $service_class$ <NSObject>\n\n"); + for (int i = 0; i < service->method_count(); i++) { + PrintV2MethodDeclarations(&printer, service->method(i)); + } + printer.Print("@end\n\n"); + + return output; +} + ::grpc::string GetInterface(const ServiceDescriptor* service) { ::grpc::string output; @@ -248,10 +323,16 @@ void PrintMethodImplementations(Printer* printer, " */\n"); printer.Print(vars, "@interface $service_class$ :" - " GRPCProtoService<$service_class$>\n"); + " GRPCProtoService<$service_class$, $service_class$2>\n"); printer.Print( - "- (instancetype)initWithHost:(NSString *)host" + "- (instancetype)initWithHost:(NSString *)host " + "callOptions:(GRPCCallOptions " + "*_Nullable)callOptions" " NS_DESIGNATED_INITIALIZER;\n"); + printer.Print("- (instancetype)initWithHost:(NSString *)host;\n"); + printer.Print( + "+ (instancetype)serviceWithHost:(NSString *)host " + "callOptions:(GRPCCallOptions *_Nullable)callOptions;\n"); printer.Print("+ (instancetype)serviceWithHost:(NSString *)host;\n"); printer.Print("@end\n"); @@ -273,11 +354,18 @@ void PrintMethodImplementations(Printer* printer, printer.Print(vars, "@implementation $service_class$\n\n" "// Designated initializer\n" - "- (instancetype)initWithHost:(NSString *)host {\n" + "- (instancetype)initWithHost:(NSString *)host " + "callOptions:(GRPCCallOptions *_Nullable)callOptions {\n" " self = [super initWithHost:host\n" " packageName:@\"$package$\"\n" - " serviceName:@\"$service_name$\"];\n" + " serviceName:@\"$service_name$\"\n" + " callOptions:callOptions];\n" " return self;\n" + "}\n\n" + "- (instancetype)initWithHost:(NSString *)host {\n" + " return [super initWithHost:host\n" + " packageName:@\"$package$\"\n" + " serviceName:@\"$service_name$\"];\n" "}\n\n"); printer.Print( @@ -293,6 +381,10 @@ void PrintMethodImplementations(Printer* printer, "#pragma mark - Class Methods\n\n" "+ (instancetype)serviceWithHost:(NSString *)host {\n" " return [[self alloc] initWithHost:host];\n" + "}\n\n" + "+ (instancetype)serviceWithHost:(NSString *)host " + "callOptions:(GRPCCallOptions *_Nullable)callOptions {\n" + " return [[self alloc] initWithHost:host callOptions:callOptions];\n" "}\n\n"); printer.Print("#pragma mark - Method Implementations\n\n"); |