public final class TLcyUserCancelledException
An exception to indicate that an operation which needs to return something has been cancelled by the user.
A possible example use-case of this exception is loading data, and showing progress to the user.
If the progress dialog contains a cancel button as well, this exception can be thrown when the
user presses the cancel button.
In this example, it would be the responsibility of the data loading code to catch this exception and
Typically, this means ignoring the exception or logging a statement that the operation has been cancelled by the user.