public final void addAlias(final String alias, final String name)
			throws NoSuchUnitException, UnitExistsException {
    """
	Adds an alias for a unit already in the database.
	
	@param alias
	An alias for the unit.
	@param name
	The name of the unit already in the database.
	@throws UnitExistsException
	Another unit with the same name or symbol already exists in
	the database.
	@throws NoSuchUnitException
	The unit isn't in the database.
    """
		addAlias(alias, name, null);
	}
public final void addAlias(final String alias, final String name)
			throws NoSuchUnitException, UnitExistsException {
		addAlias(alias, name, null);
	}
public final void addAlias ( final String alias , final String name ) throws NoSuchUnitException , UnitExistsException { addAlias ( alias , name , null ) ; }
Adds an alias for a unit already in the database.

@param alias
An alias for the unit.
@param name
The name of the unit already in the database.
@throws UnitExistsException
Another unit with the same name or symbol already exists in
the database.
@throws NoSuchUnitException
The unit isn't in the database.
Adds an alias for a unit already in the database .