Error methods

These two functions are used to retrieve textual error messages. To determine whether there are any errors call the 'getFirstError' method. If this returns an empty string then there have been no reported errors. If it returns a string then use 'getNextError' to retrieve all subsequent errors.

Methods:


Method: boolean hadError()
Description: Determines if any errors occured.
Returns: true for an error
Parameters: none

Method: boolean hasMoreErrors()
Description: Determines if there are anymore errors in the list. Use in conjuction with 'getNextError'.
Returns: true for more errors in the list else false
Parameters: none

Method: String getNextError()
Description: Gets the next error in the list. Use 'hasMoreErrors' method to determin if there any more errors in the list.
Returns: The next error in the list.
Parameters: none