try { Field constant = Types.class.getField(jdbcTypeName);  if (constant != null) { addNativeTypeMapping(constant.getInt(null), nativeType); } } catch (Exception ex) {   }
_specialTypes.put(new Integer(jdbcTypeCode), nativeType);
    protected void addNativeTypeMapping(String jdbcTypeName, String nativeType)    {        try        {            Field constant = Types.class.getField(jdbcTypeName);            if (constant != null)            {                addNativeTypeMapping(constant.getInt(null), nativeType);            }        }        catch (Exception ex)        {            // ignore -> won't be defined            // TODO: add a logging statement        }    }