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SetFullFilePath

TwinCAT TIA
Local File and directory access JSON reader ActiveJsonDocuments A JSON document

ns=2;s=DEPRAG Smart/Local/FileAndDirectoryAccess/Json/ActiveJsonDocuments/0/SetFullFilePath

The command sets the path of the JSON document.

Parameters:

Returns:

    SetFullFilePath
    A variable of the OpcMethodReturnValueVoid type. The method has no command-specific return values.

Examples:

In addition to the parameters already explained, the following variables must be created / transferred for the implementation in TwinCAT 3:

Beckhoff parameter:

    bJsonSetFullFilePath
    A boolean variable that can be used to trigger the execution of the SetFullFilePath command.
    OutputJsonSetFullFilePath
    An instance of the " ST_VoidOutputData" structure into which the return value of the SetFullFilePath method is written.
    hrJsonSetFullFilePath
    This can be used to monitor the execution of the command. Error codes have the type "HRESULT".
    fbJson
    An instance of the "FB_Json" function block supplied with the DEPRAG Smart library.
    FilePath
    A STRING(255) variable containing the path of the JSON file.
    ClientId
    A STRING(255) variable that uniquely identifies the JSON document in the ActiveJsonDocuments list.
    ConnectionHandle
    "ConnectionHandle" received when establishing a connection between DEPRAG Smart Server and your OPC UA client. 


VAR
   bJsonSetFullFilePath   : BOOL;
   OutputJsonSetFullFilePath  : ST_VoidOutputData;
   hrJsonSetFullFilePath  : HRESULT;

   fbJson : FB_Json;
END_VAR

hrJsonSetFullFilePath := fbJson.SetFullFilePath(
       bExecute    := bJsonSetFullFilePath,   
       ConnectionHandle := depragSmartConnection.ConnectionHandle, 
       FilePath   := 'C:\Test\Test2.json',  
       ClientId   := '0',
       OutputData   => OutputJsonSetFullFilePath);
IF hrJsonSetFullFilePath <> S_FALSE THEN 
   bJsonSetFullFilePath := FALSE;
END_IF

For examples and explanations regarding the calls of nodes via Siemens TIA Portal please refer to the sub-menu "Siemens TIA Portal" in section "Getting Started".