case SimpleTypesFactory.NEGATIVE_INTEGER_TYPE: //-- negative-integer
XSNegativeInteger xsNInteger = new XSNegativeInteger(useWrapper);
xsNInteger.setFacets(simpleType);
return xsNInteger;
case SimpleTypesFactory.UNSIGNED_INT_TYPE: //-- unsigned-integer
XSUnsignedInt xsUnsignedInt = new XSUnsignedInt(useWrapper);
xsUnsignedInt.setFacets(simpleType);
return xsUnsignedInt;
case SimpleTypesFactory.UNSIGNED_SHORT_TYPE: //-- unsigned-short
XSUnsignedShort xsUnsignedShort = new XSUnsignedShort(useWrapper);
xsUnsignedShort.setFacets(simpleType);
return xsUnsignedShort;