Metacat

    /**

     * Method to transfer string to return field

     */

    /* public void handleReturnField(String inputString)

    {

        // make sure if return fields has an attribute or not

        if (inputString.indexOf(ATTRIBUTESYMBOL) == -1) {

            // no attribute value will be returned

            logMetacat.info("QuerySpecification.handleReturnField(): " );

            logMetacat.info("  there are no attributes in the XPATH statement" );

            returnFieldList.add(inputString);

            containsExtendedSQL = true;

        } else {

          if ( inputString.startsWith(ATTRIBUTESYMBOL) ) {

            // case where the return field is solely an attribute

            logMetacat.info("QuerySpecification.handleReturnField(): " );

            logMetacat.info("  there are *only* attributes in the XPATH statement" );

            String returnPath = newPathExpressionWithOutAttribute(inputString);

            String attributeName = getAttributeName(inputString);

            Vector pathInfo = new Vector();

            // the vector has the information about return path and

            // attributename

            pathInfo.addElement(returnPath);

            pathInfo.addElement(attributeName);

            // put the vector into a hash table. The reseaon why don't put

            // return path or attributename as a key is because they are not

            // unique

            attributeReturnList.put(new Integer(countAttributeReturnField),

                    pathInfo);

            countAttributeReturnField++;

            hasAttributeReturnField = true;

            containsExtendedSQL = true;

          } else {

            // has a attribute return field

            // divied the return filed into two parts, one is path and the

            // other is attribue name

            logMetacat.info("QuerySpecification.handleReturnField: " );

            logMetacat.info("  there are both attributes and elements" );

            logMetacat.info("  in the XPATH statement" );

            String returnPath = newPathExpressionWithOutAttribute(inputString);

            String attributeName = getAttributeName(inputString);

            Vector pathInfo = new Vector();

            // the vector has the information about return path and

            // attributename

            pathInfo.addElement(returnPath);

            pathInfo.addElement(attributeName);

            // put the vector into a hash table. The reseaon why don't put

            // return path or attributename as a key is because they are not

            // unique

            attributeReturnList.put(new Integer(countAttributeReturnField),

                    pathInfo);

            countAttributeReturnField++;

            hasAttributeReturnField = true;

            containsExtendedSQL = true;

          }

        }

    }

     */