ArithmeticGroupFunction.And 
This does a logical 'and' operation.

ArithmeticGroupFunction.Avg 
This calculates the numeric average over all item states of decimal type.

ArithmeticGroupFunction.Max 
This calculates the maximum value of all item states of decimal type.

ArithmeticGroupFunction.Min 
This calculates the minimum value of all item states of decimal type.

ArithmeticGroupFunction.NAnd 
This does a logical 'nand' operation.

ArithmeticGroupFunction.NOr 
This does a logical 'nor' operation.

ArithmeticGroupFunction.Or 
This does a logical 'or' operation.

ArithmeticGroupFunction.Sum 
This calculates the numeric sum over all item states of decimal type.

DateTimeType 

DecimalType 
The decimal type uses a BigDecimal internally and thus can be used for
integers, longs and floating point numbers alike.

HSBType 
The HSBType is a complex type with constituents for hue, saturation and
brightness and can be used for color items.

PercentType 
The PercentType extends the DecimalType by putting constraints for its value on top (0100).

PointType 
This type can be used for items that are dealing with GPS functionality.

StringType 
