Table of Contents

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  1. Preface
  2. Working with Transformations
  3. Aggregator Transformation
  4. Custom Transformation
  5. Custom Transformation Functions
  6. Data Masking Transformation
  7. Data Masking Examples
  8. Expression Transformation
  9. External Procedure Transformation
  10. Filter Transformation
  11. HTTP Transformation
  12. Identity Resolution Transformation
  13. Java Transformation
  14. Java Transformation API Reference
  15. Java Expressions
  16. Java Transformation Example
  17. Joiner Transformation
  18. Lookup Transformation
  19. Lookup Caches
  20. Dynamic Lookup Cache
  21. Normalizer Transformation
  22. Rank Transformation
  23. Router Transformation
  24. Sequence Generator Transformation
  25. Sorter Transformation
  26. Source Qualifier Transformation
  27. SQL Transformation
  28. Using the SQL Transformation in a Mapping
  29. Stored Procedure Transformation
  30. Transaction Control Transformation
  31. Union Transformation
  32. Unstructured Data Transformation
  33. Update Strategy Transformation
  34. XML Transformations

Transformation Guide

Transformation Guide

Change String Mode Function

Change String Mode Function

When the Integration Service runs in Unicode mode, it passes data to the procedure in UCS-2 by default. When it runs in ASCII mode, it passes data in ASCII by default. Use the INFA_CTChangeStringMode() function if you want to change the default string mode for the procedure. When you change the default string mode to MBCS, the Integration Service passes data in the Integration Service code page. Use the INFA_CTSetDataCodePageID() function if you want to change the code page.
When a procedure includes the INFA_CTChangeStringMode() function, the Integration Service changes the string mode for all ports in each Custom transformation that use this particular procedure.
Use the change string mode function in the initialization functions.
Use the following syntax:
INFA_STATUS INFA_CTChangeStringMode(INFA_CT_PROCEDURE_HANDLE procedure, INFA_CTStringMode stringMode);
The following table describes the arguments for this function:
Argument
Datatype
Input/
Output
Description
procedure
INFA_CT_PROCEDURE_HANDLE
Input
Procedure handle name.
stringMode
INFA_CTStringMode
Input
Specifies the string mode that you want the Integration Service to use. Use the following values for the stringMode parameter:
  • eASM_UNICODE. Use this when the Integration Service runs in ASCII mode and you want the procedure to access data in Unicode.
  • eASM_MBCS. Use this when the Integration Service runs in Unicode mode and you want the procedure to access data in MBCS.
The return value datatype is INFA_STATUS. Use INFA_SUCCESS and INFA_FAILURE for the return value.

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