protected void parse() {
   Vector vl = new Vector(4);
   ParseState ps = new ParseState(roff, rlen);
   ps.separator = (byte) ',';
   ps.spaceIsSep = false;
   while (HttpParser.nextItem(raw, ps) >= 0) {
     vl.addElement(new HttpAcceptLanguage(this, raw, ps.start, ps.end));
     ps.prepare();
   }
   languages = new HttpAcceptLanguage[vl.size()];
   vl.copyInto(languages);
 }
 private void skipToField(JsonParser jp, String fieldName, ParseState state)
     throws JsonParseException, IOException {
   String lastFieldName = null;
   while (jp.getCurrentToken() != null) {
     switch (jp.getCurrentToken()) {
       case FIELD_NAME:
         lastFieldName = jp.getCurrentName();
         jp.nextToken();
         break;
       case START_OBJECT:
         if (!state.inRow) {
           state.inRow = true;
           jp.nextToken();
         } else {
           if (isInField(fieldName, lastFieldName)) {
             return;
           } else {
             jp.skipChildren();
           }
         }
         break;
       default:
         if (isInField(fieldName, lastFieldName)) {
           jp.nextToken();
           return;
         }
         jp.nextToken();
         break;
     }
   }
 }
 private Object parseFirstRow(JsonParser jp, ParseState state, Class clazz)
     throws JsonParseException, IOException, JsonProcessingException, JsonMappingException {
   skipToField(jp, VALUE_FIELD_NAME, state);
   JsonNode value = null;
   if (atObjectStart(jp)) {
     value = jp.readValueAsTree();
     jp.nextToken();
     if (isEndOfRow(jp)) {
       state.docFieldName = VALUE_FIELD_NAME;
       Object doc = objectMapper.readValue(value, clazz);
       endRow(jp, state);
       return doc;
     }
   }
   skipToField(jp, INCLUDED_DOC_FIELD_NAME, state);
   if (atObjectStart(jp)) {
     state.docFieldName = INCLUDED_DOC_FIELD_NAME;
     Object doc = jp.readValueAs(clazz);
     endRow(jp, state);
     return doc;
   }
   return null;
 }
 private void endRow(JsonParser jp, ParseState state) throws IOException, JsonParseException {
   state.inRow = false;
   jp.nextToken();
 }