public boolean nextPage() throws SQLException {

         if (populatecallcount == 0){
             throw new SQLException(resBundle.handleGetObject("cachedrowsetimpl.nextpage").toString());
         }
         // Fix for 6554186
         onFirstPage = false;
         if(callWithCon){
            crsReader.setStartPosition(endPos);
            crsReader.readData((RowSetInternal)this);
            resultSet = null;
         }
         else {
            populate(resultSet,endPos);
         }
         return pagenotend;
     }
The nextPage gets the next page, that is a <code>CachedRowSetImpl</code> object
containing the number of rows specified by page size.
@return boolean value true indicating whether there are more pages to come and
        false indicating that this is the last page.
@throws SQLException if an error occurs or this called before calling populate.
src/main/java/org/replicadb/rowset/sun/rowset/CachedRowSetImpl.java