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Kľúč
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%GetRPCCallerProcess function
Function
The function returns a unique identifier (HOBJ) of object of the Process type that called currently executed RPC procedure.
Declaration
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INT %GetRPCCallerProcess() |
Parameters
No parameters.
Return value
The return value is of the Int type.
Description
This function can be used to identify the process in an application that is built on server-client architecture. It eliminates the explicit transmission of process identifier by means of parameters.
This example shows the transmission of identifier of calling process by means of parameter:
This example shows the transmission of identifier of calling process by means of parameter:
Example
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; Calling with transmission of HOBJ of calling process INT _hbj _hbj := %GetParentProcessHBJ() CALL [E.Service] Service(1, _hbj) |
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; ***************************************** ; _callerProcess - HOBJ of calling process RPC PROCEDURE Service (IN INT _anyParams, IN INT _callerProcess) END Service |
or using the function %GetRPCCallerProcess:
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; Calling without transmission of HOBJ by means of parameter CALL [E.Service] Service(1) |
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; RPC PROCEDURE Service (IN INT _anyParams, IN INT _callerProcess) INT _callerProcess _callerProcess := %GetRPCCallerProcess() END Service |
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ESL extended functions |