Update always_print_fields_with_no_presence to ensure compatibility with protobuf v26.x (#408)

docs/docs-07-srpc-http.md

@@ -183,7 +183,7 @@ public:
     {
         resp->set_message("Hi back");
         resp->set_error(0); // 0是error类型int32在proto3中的默认值
-        ctx->set_json_always_print_primitive_fields(true); // 带上所有原始域
+        ctx->set_json_always_print_fields_with_no_presence(true); // 带上所有原始域
         ctx->set_json_add_whitespace(true); // 增加json格式的空格
     }
 };

docs/en/docs-07-srpc-http.md

@@ -185,7 +185,7 @@ public:
     {
         resp->set_message("Hi back");
         resp->set_error(0); // the type of error is int32 and 0 is the default value of int32
-        ctx->set_json_always_print_primitive_fields(true); // with all primitive fields
+        ctx->set_json_always_print_fields_with_no_presence(true); // all fields with no precense
         ctx->set_json_add_whitespace(true); // add spaces, line breaks and indentation 
     }
 };

docs/en/rpc.md

@@ -360,9 +360,9 @@ For Server only. For JsonPrintOptions, whether to always print enums as ints.
 
 For Server only. For JsonPrintOptions, whether to preserve proto field names.
 
-#### `void set_json_always_print_primitive_fields(bool flag);`
+#### `void set_json_always_print_fields_with_no_presence(bool flag);`
 
-For Server only. For JsonPrintOptions, whether to always print primitive fields.
+For Server only. For JsonPrintOptions, whether to always print fields with no presence.
 
 ## RPC Options
 

docs/rpc.md

@@ -297,22 +297,22 @@ Server专用。如果通讯使用HTTP协议，可以在回复中设置HTTP heade
 #### ``bool add_http_header(const std::string& name, const std::string& value);``    
 Server专用。如果通讯使用HTTP协议，可以在回复中添加HTTP header，如果有重复name，会保留多个value。
 
-#### ``void log(const RPCLogVector& fields);``    
+#### ``void log(const RPCLogVector& fields);``
 Server专用。透传数据相关，请参考OpenTelemetry数据协议中的log语义。
 
-#### ``void baggage(const std::string& key, const std::string& value);``    
+#### ``void baggage(const std::string& key, const std::string& value);``
 Server专用。透传数据相关，参考OpenTelemetry数据协议中的baggage语义。
 
-#### ``void set_json_add_whitespace(bool on);``    
+#### ``void set_json_add_whitespace(bool on);``
 Server专用。JsonPrintOptions相关，可设置增加json空格等。
 
-#### ``void set_json_always_print_enums_as_ints(bool flag);``    
+#### ``void set_json_always_print_enums_as_ints(bool flag);``
 Server专用。JsonPrintOptions相关，可设置用int打印enum名。
 
-#### ``void set_json_preserve_proto_field_names(bool flag);``    
+#### ``void set_json_preserve_proto_field_names(bool flag);``
 Server专用。JsonPrintOptions相关，可设置保留原始字段名字。
 
-#### ``void set_json_always_print_primitive_fields(bool flag);``    
+#### ``void set_json_always_print_fields_with_no_presence(bool flag);``
 Server专用。JsonPrintOptions相关，可设置带上所有默认的proto数据中的域。
 
 ## RPC Options

src/message/rpc_message.h

@@ -106,8 +106,8 @@ public:
 	virtual bool get_json_enums_as_ints() const;
 	virtual void set_json_preserve_names(bool on);
 	virtual bool get_json_preserve_names() const;
-	virtual void set_json_print_primitive(bool on);
-	virtual bool get_json_print_primitive() const;
+	virtual void set_json_fields_no_presence(bool on);
+	virtual bool get_json_fields_no_presence() const;
 
 public:
 	//pb
@@ -182,17 +182,17 @@ inline bool RPCMessage::get_json_preserve_names() const
 	return this->flags & SRPC_JSON_OPTION_PRESERVE_NAMES;
 }
 
-inline void RPCMessage::set_json_print_primitive(bool on)
+inline void RPCMessage::set_json_fields_no_presence(bool on)
 {
 	if (on)
-		this->flags |= SRPC_JSON_OPTION_PRINT_PRIMITIVE;
+		this->flags |= SRPC_JSON_OPTION_FIELDS_NO_PRECENCE;
 	else
-		this->flags &= ~SRPC_JSON_OPTION_PRINT_PRIMITIVE;
+		this->flags &= ~SRPC_JSON_OPTION_FIELDS_NO_PRECENCE;
 }
 
-inline bool RPCMessage::get_json_print_primitive() const
+inline bool RPCMessage::get_json_fields_no_presence() const
 {
-	return this->flags & SRPC_JSON_OPTION_PRINT_PRIMITIVE;
+	return this->flags & SRPC_JSON_OPTION_FIELDS_NO_PRECENCE;
 }
 
 } // namespace srpc

src/message/rpc_message_srpc.cc

@@ -17,6 +17,7 @@
 #include <errno.h>
 #include <vector>
 #include <string>
+#include <google/protobuf/stubs/common.h>
 #include <google/protobuf/util/json_util.h>
 #include <google/protobuf/util/type_resolver_util.h>
 #include <google/protobuf/io/zero_copy_stream_impl_lite.h>
@@ -467,7 +468,11 @@ int SRPCMessage::serialize(const ProtobufIDLMessage *pb_msg)
 		options.add_whitespace = this->get_json_add_whitespace();
 		options.always_print_enums_as_ints = this->get_json_enums_as_ints();
 		options.preserve_proto_field_names = this->get_json_preserve_names();
-		options.always_print_primitive_fields = this->get_json_print_primitive();
+#if GOOGLE_PROTOBUF_VERSION >= 5026000
+		options.always_print_fields_with_no_presence = this->get_json_fields_no_presence();
+#else
+		options.always_print_primitive_fields = this->get_json_fields_no_presence();
+#endif
 
 		ret = BinaryToJsonStream(resolver, GetTypeUrl(pb_msg), &input_stream,
 								 &output_stream, options).ok() ? 0 : -1;

src/message/rpc_message_trpc.cc

@@ -17,6 +17,7 @@
 #include <errno.h>
 #include <vector>
 #include <string>
+#include <google/protobuf/stubs/common.h>
 #include <google/protobuf/util/json_util.h>
 #include <google/protobuf/util/type_resolver_util.h>
 #include <google/protobuf/io/zero_copy_stream_impl_lite.h>
@@ -912,7 +913,11 @@ int TRPCMessage::serialize(const ProtobufIDLMessage *pb_msg)
 		options.add_whitespace = this->get_json_add_whitespace();
 		options.always_print_enums_as_ints = this->get_json_enums_as_ints();
 		options.preserve_proto_field_names = this->get_json_preserve_names();
-		options.always_print_primitive_fields = this->get_json_print_primitive();
+#if GOOGLE_PROTOBUF_VERSION >= 5026000
+		options.always_print_fields_with_no_presence = this->get_json_fields_no_presence();
+#else
+		options.always_print_primitive_fields = this->get_json_fields_no_presence();
+#endif
 
 		ret = BinaryToJsonStream(resolver, GetTypeUrl(pb_msg), &input_stream,
 								 &output_stream, options).ok() ? 0 : -1;

src/rpc_basic.h

@@ -79,7 +79,7 @@ static inline uint64_t ntohll(uint64_t x)
 #define SRPC_JSON_OPTION_ADD_WHITESPACE		(1<<3)
 #define SRPC_JSON_OPTION_ENUM_AS_INITS		(1<<4)
 #define SRPC_JSON_OPTION_PRESERVE_NAMES		(1<<5)
-#define SRPC_JSON_OPTION_PRINT_PRIMITIVE	(1<<6)
+#define SRPC_JSON_OPTION_FIELDS_NO_PRECENCE	(1<<6)
 
 using ProtobufIDLMessage = google::protobuf::Message;
 using RPCLogVector = std::vector<std::pair<std::string, std::string>>;

src/rpc_context.h

@@ -96,12 +96,18 @@ public:
 	// Whether to preserve proto field names.
 	virtual void set_json_preserve_proto_field_names(bool flag) = 0;
 
-	// Whether to always print primitive fields.
+	// Whether to always print primitive fields / with no presence.
 	// By default proto3 primitive fields with default values will be omitted
 	// in JSON output. For example, an int32 field set to 0 will be omitted.
 	// Set this flag to true will override the default behavior and print
 	// primitive fields regardless of their values.
-	virtual void set_json_always_print_primitive_fields(bool flag) = 0;
+	virtual void set_json_always_print_fields_with_no_presence(bool flag) = 0;
+
+	// deprecated : Please use set_json_always_print_fields_with_no_presence()
+	void set_json_always_print_primitive_fields(bool flag)
+	{
+		this->set_json_always_print_fields_with_no_presence(flag);
+	}
 
 public:
 	virtual ~RPCContext() { }

src/rpc_context.inl

@@ -261,10 +261,10 @@ public:
 			task_->get_resp()->set_json_preserve_names(on);
 	}
 
-	void set_json_always_print_primitive_fields(bool on) override
+	void set_json_always_print_fields_with_no_presence(bool on) override
 	{
 		if (this->is_server_task())
-			task_->get_resp()->set_json_print_primitive(on);
+			task_->get_resp()->set_json_fields_no_presence(on);
 	}
 
 	//void noreply() override;

src/rpc_task.inl

@@ -130,7 +130,9 @@ public:
 	void set_json_add_whitespace(bool on);
 	void set_json_always_print_enums_as_ints(bool on);
 	void set_json_preserve_proto_field_names(bool on);
+	// deprecated : Please use set_json_always_print_fields_with_no_presence()
 	void set_json_always_print_primitive_fields(bool on);
+	void set_json_always_print_fields_with_no_presence(bool on);
 
 protected:
 	using user_done_t = std::function<int (int, RPCWorker&)>;
@@ -694,7 +696,13 @@ inline void RPCClientTask<RPCREQ, RPCRESP>::set_json_preserve_proto_field_names(
 template<class RPCREQ, class RPCRESP>
 inline void RPCClientTask<RPCREQ, RPCRESP>::set_json_always_print_primitive_fields(bool on)
 {
-	this->req.set_json_print_primitive(on);
+	this->req.set_json_fields_no_presence(on);
+}
+
+template<class RPCREQ, class RPCRESP>
+inline void RPCClientTask<RPCREQ, RPCRESP>::set_json_always_print_fields_with_no_presence(bool on)
+{
+	this->req.set_json_fields_no_presence(on);
 }
 
 template<class RPCREQ, class RPCRESP>