Posts Tagged platform events

The following pattern is fairly common in other technologies:

  try {
    doSomethingRisky();
  } catch (Exception e) {
    logException(e);
    throw e;
  }

This won’t work in salesforce. By rethrowing the exception (assuming it’s not caught further up the call stack), the database transaction will be rolled back - that includes whatever insert or update ws triggered in logException(e). So how do we ensure that the logging occurs in a separate database transaction? The answer is a platform event!

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