This action provides a code editor to define updating activity in .Net source code. The custom action class that is defined using this action must implement the Execute method and the Rollback method. The update work performed in the Execute method should be undone in the Rollback method.
Additional methods that can be implemented are:
Prepare
Cleanup
RollbackPrepare
Progress and textual information can be sent to the Update Engine user interface for user presentation by using the OnProgressChanged method.