Support Article

Base64Encode and Base64Decode are not inverse functions



The @Base64Decode(@Base64Encode(param.inputStr)) returns null for a string in the attachment.

Error Messages

Not Applicable

Steps to Reproduce

  1. Use the attached document to obtain the string.
  2. Execute a  simple activity with Encode-Decode.

Root Cause

A defect in Pegasystems’ code or rules: Pega's Base64 API.


Perform the folloiwng local-change:

Use java.util.Base64 library in the Rule Utility Functions (RUF) instead of Pega's Base64.

For Encoding - new String(java.util.Base64.getEncoder().encode(nonFormatted.getBytes()))
For Decoding - new String(java.util.Base64.getDecoder().decode(encodedString.getBytes()))


Suggest Edit

Published April 30, 2019 - Updated September 9, 2019

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