REST.Backend.EMSProvider.TCustomEMSConnectionInfo.AppHandshake

• Up to Parent: TCustomEMSConnectionInfo

Delphi

procedure AppHandshake(const ACallback: TEMSClientAPI.TAppHandshakeProc);

C++

void __fastcall AppHandshake(const Rest::Backend::Emsapi::TEMSClientAPI::_di_TAppHandshakeProc ACallback);

Properties

Type	Visibility	Source	Unit	Parent
procedure function	public	REST.Backend.EMSProvider.pas REST.Backend.EMSProvider.hpp	REST.Backend.EMSProvider	TCustomEMSConnectionInfo

Description

Requests the version information of the EMS server and returns True if it receives the information successfully or False otherwise.

To handle the received information, you must provide a procedure of type TAppHandshakeProc (ACallback). AppHandshake calls your procedure and provides the received version information as a JSON object.

Exceptions

Exception	Message	Description
EEMSProviderError	URLHost must not be blank	The URLHost for connecting to the RAD Server Engine (EMS Server) can not be empty
	URLProtocol must not be blank	The URLProtocol for connecting to the RAD Server Engine (EMS Server) can not be empty

See Also

• REST.Backend.EMSApi.TEMSClientAPI.AppHandshake