org.apache.metamodel.convert

Interface TypeConverter<P,V>

Type Parameters:

P - the physical type of value

V - the virtual type of value

All Known Implementing Classes:

StringToBooleanConverter, StringToDateConverter, StringToDoubleConverter, StringToIntegerConverter

public interface TypeConverter<P,V>

Defines an interface for converting values from and to their physical materializations and their virtual representations.

See Also:

ConvertedDataContext

Method Summary

Methods

Modifier and Type	Method and Description
P	toPhysicalValue(V virtualValue) Converts a virtual representation of a value into it's physical value.
V	toVirtualValue(P physicalValue) Converts a physical value into it's virtual representation.

Method Detail

toPhysicalValue

P toPhysicalValue(V virtualValue)

Converts a virtual representation of a value into it's physical value.

Parameters:

virtualValue - the virtual representation

Returns:

the physical value

toVirtualValue

V toVirtualValue(P physicalValue)

Converts a physical value into it's virtual representation.

Parameters:

physicalValue - the physical value

Returns:

the virtual representation