This datatype is useful when you are binding to a bean which have a char property. In that case you cannot use the
string datatype, because JXPath will raise an error not being able to convert it.
Gets the class object for the type represented by this datatype. E.g. Long, String, ...
The objects returned from the convertFromString* methods are of this type, and the object
passed to the convertToString* or validate methods should be of this type.