How to use

getDatatype

method

in

ca.nrc.cadc.tap.schema.FunctionDesc

  throw new UnsupportedOperationException("invalid function: " + function.getName());
if ( TapDataType.FUNCTION_ARG.equals(functionDesc.getDatatype()) )
      log.debug("vist(nested Function " + nestedFunction);
      FunctionDesc nestedFunctionDesc = TapSchemaUtil.findFunctionDesc(tapSchema, (Function) parameter);
      if ( TapDataType.FUNCTION_ARG.equals(nestedFunctionDesc.getDatatype()) )
          datatype = recursiveFunctionDesc.getDatatype();
        datatype = nestedFunctionDesc.getDatatype();

log.debug("visit(function) " + function + " found: " + functionDesc);
if (alias != null)
  paramDesc = new TapSelectItem(alias, functionDesc.getDatatype());
else
  paramDesc = new TapSelectItem(function.getName(), functionDesc.getDatatype());