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Object oEDConverter is a cComEDConverter
Property Boolean pbErrorFree True
Procedure Error_Report Integer iErrNum ;
Integer iErrLine String sErrMsg
// Internal error handler to suppress error messages and Set
// an internal flag.
Set pbErrorFree To False
End_Procedure

Function IsExchangeRateAvailable String sCurrencySymbol ;
Returns Boolean
// Tests If the exchange rate is available. This works by
// trapping the returned error code from ComGetExchangeRate.
Integer hoOldErrorId
Boolean bErrFree
Real rExchangeRate
// Re-rout DataFlex errors to internal Error_Report Procedure.
Move Error_Object_ID To hoOldErrorId
Move Self To Error_Object_ID
// Send ComGetExchangeRate and test for any returned errors.
Set pbErrorFree To True
Get ComGetExchangeRate sCurrencySymbol To rExchangeRate
Get pbErrorFree To bErrFree
// reset the Visual DataFlex error handler.
Move hoOldErrorId To Error_Object_ID
Function_Return bErrFree End_Function
// IsExchangeRateAvailableEnd_Object