getCommandStatus(ActionSupportFilter filter)
Returns a int value indicating whether the command is enabled
for the given area as specified by the current area information
encapsulate in the ActionSupportFilter.
This method implements the execute method on the CommandInterface, which is not
implemented by the abstract Base classes. This method executes the query
Returns a int value indicating whether the command is enabled
for the given area as specified by the current area information
encapsulate in the ActionSupportFilter. If not enabled, the key indicates
a reason why the command is not enabled.
Parameters:
filter - The ActionSupportFilter that encapsulates all the necessary
information to describe the current area.
Returns:
an int value indicating whether the command is enabled and, if not, why.