MessageBusService On DevHub

Summary

This class is not creatable. An object of this class cannot be created with Instance.new.

This class is a service. It is a singleton that may be acquired with GetService.

This item is not replicated. Its interface does not cross the network boundary.

Memory Category	Instances

Tags: [NotCreatable, Service, NotReplicated]

Inherits (1)

Instance

Member index (13)

Type	Member	History
Variant	Call (string key, Variant input)
Variant	GetLast (string mid)
string	GetMessageId (string domainName, string messageName)
string	GetProtocolMethodRequestMessageId (string protocolName, string methodName)	498
string	GetProtocolMethodResponseMessageId (string protocolName, string methodName)	498
null	MakeRequest (string protocolName, string methodName, Variant message, Function callback, Variant customTelemetryData)	565 570 573
null	Publish (string mid, Variant params)	573
null	PublishProtocolMethodRequest (string protocolName, string methodName, Variant message, Variant customTelemetryData)	498 573
null	PublishProtocolMethodResponse (string protocolName, string methodName, Variant message, int responseCode, Variant customTelemetryData)	498 573
null	SetRequestHandler (string protocolName, string methodName, Function callback)	565 573
Instance	Subscribe (string mid, Function callback, bool once, bool sticky)
Instance	SubscribeToProtocolMethodRequest (string protocolName, string methodName, Function callback, bool once, bool sticky)	498
Instance	SubscribeToProtocolMethodResponse (string protocolName, string methodName, Function callback, bool once, bool sticky)	498
57 members inherited from Instance

573 Change ReturnType of MessageBusService.MakeRequest from void to null
573 Change ReturnType of MessageBusService.Publish from void to null
573 Change ReturnType of MessageBusService.PublishProtocolMethodRequest from void to null
573 Change ReturnType of MessageBusService.PublishProtocolMethodResponse from void to null
573 Change ReturnType of MessageBusService.SetRequestHandler from void to null
570 Change Parameters of MessageBusService.MakeRequest from (string protocolName, string methodName, Variant message, Function callback) to (string protocolName, string methodName, Variant message, Function callback, Variant customTelemetryData)
565 Add MessageBusService.MakeRequest
565 Add MessageBusService.SetRequestHandler
498 Add MessageBusService.GetProtocolMethodRequestMessageId
498 Add MessageBusService.GetProtocolMethodResponseMessageId
498 Add MessageBusService.PublishProtocolMethodRequest
498 Add MessageBusService.PublishProtocolMethodResponse
498 Add MessageBusService.SubscribeToProtocolMethodRequest
498 Add MessageBusService.SubscribeToProtocolMethodResponse
491 Add MessageBusService

Members

Call On DevHub

Parameters	2

Name	Type	Default
key	string	none
input	Variant	none

Return Type	Variant
Security	RobloxScriptSecurity

GetLast On DevHub

Parameters	1

Name	Type	Default
mid	string	none

Return Type	Variant
Security	RobloxScriptSecurity

GetMessageId On DevHub

Parameters	2

Name	Type	Default
domainName	string	none
messageName	string	none

Return Type	string
Security	RobloxScriptSecurity

GetProtocolMethodRequestMessageId On DevHub

Parameters	2

Name	Type	Default
protocolName	string	none
methodName	string	none

Return Type	string
Security	RobloxScriptSecurity

History

498 Add MessageBusService.GetProtocolMethodRequestMessageId

GetProtocolMethodResponseMessageId On DevHub

Parameters	2

Name	Type	Default
protocolName	string	none
methodName	string	none

Return Type	string
Security	RobloxScriptSecurity

History

498 Add MessageBusService.GetProtocolMethodResponseMessageId

MakeRequest On DevHub

Parameters	5

Name	Type	Default
protocolName	string	none
methodName	string	none
message	Variant	none
callback	Function	none
customTelemetryData	Variant	none

Return Type	null
Security	RobloxScriptSecurity

History

573 Change ReturnType of MessageBusService.MakeRequest from void to null
570 Change Parameters of MessageBusService.MakeRequest from (string protocolName, string methodName, Variant message, Function callback) to (string protocolName, string methodName, Variant message, Function callback, Variant customTelemetryData)
565 Add MessageBusService.MakeRequest

Publish On DevHub

Parameters	2

Name	Type	Default
mid	string	none
params	Variant	none

Return Type	null
Security	RobloxScriptSecurity

History

573 Change ReturnType of MessageBusService.Publish from void to null

PublishProtocolMethodRequest On DevHub

Parameters	4

Name	Type	Default
protocolName	string	none
methodName	string	none
message	Variant	none
customTelemetryData	Variant	none

Return Type	null
Security	RobloxScriptSecurity

History

573 Change ReturnType of MessageBusService.PublishProtocolMethodRequest from void to null
498 Add MessageBusService.PublishProtocolMethodRequest

PublishProtocolMethodResponse On DevHub

Parameters	5

Name	Type	Default
protocolName	string	none
methodName	string	none
message	Variant	none
responseCode	int	none
customTelemetryData	Variant	none

Return Type	null
Security	RobloxScriptSecurity

History

573 Change ReturnType of MessageBusService.PublishProtocolMethodResponse from void to null
498 Add MessageBusService.PublishProtocolMethodResponse

SetRequestHandler On DevHub

Parameters	3

Name	Type	Default
protocolName	string	none
methodName	string	none
callback	Function	none

Return Type	null
Security	RobloxScriptSecurity

History

573 Change ReturnType of MessageBusService.SetRequestHandler from void to null
565 Add MessageBusService.SetRequestHandler

Subscribe On DevHub

Parameters	4

Name	Type	Default
mid	string	none
callback	Function	none
once	bool	none
sticky	bool	none

Return Type	Instance
Security	RobloxScriptSecurity

SubscribeToProtocolMethodRequest On DevHub

Parameters	5

Name	Type	Default
protocolName	string	none
methodName	string	none
callback	Function	none
once	bool	none
sticky	bool	none

Return Type	Instance
Security	RobloxScriptSecurity

History

498 Add MessageBusService.SubscribeToProtocolMethodRequest

SubscribeToProtocolMethodResponse On DevHub

Parameters	5

Name	Type	Default
protocolName	string	none
methodName	string	none
callback	Function	none
once	bool	none
sticky	bool	none

Return Type	Instance
Security	RobloxScriptSecurity

History

498 Add MessageBusService.SubscribeToProtocolMethodResponse

Relevant classes (1)

Instance