List of peekNext() Examples

Examples of peekNext()

com.sun.messaging.jmq.jmsserver.core.Consumer.peekNext()
org.apache.hadoop.yarn.server.utils.LeveldbIterator.peekNext()
Returns the next element in the iteration, without advancing the iteration.
org.iq80.leveldb.DBIterator.peekNext()
Returns the next element in the iteration, without advancing the iteration.

Examples of com.sun.messaging.jmq.jmsserver.core.Consumer.peekNext()


    public static String getNextMessageID(ConsumerUID cid) {
  Consumer con = Consumer.getConsumer(cid);


  if (con != null)  {
      PacketReference r =  con.peekNext();
        if (r != null) 
                return r.getSysMessageID().toString();
  }
    return "";
    }

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Examples of org.apache.hadoop.yarn.server.utils.LeveldbIterator.peekNext()

      state.publicTrackerState = loadResourceTrackerState(iter,
          LOCALIZATION_PUBLIC_KEY_PREFIX);


      iter.seek(bytes(LOCALIZATION_PRIVATE_KEY_PREFIX));
      while (iter.hasNext()) {
        Entry<byte[],byte[]> entry = iter.peekNext();
        String key = asString(entry.getKey());
        if (!key.startsWith(LOCALIZATION_PRIVATE_KEY_PREFIX)) {
          break;
        }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

            limit = DEFAULT_LIMIT;
          }
          iterator = db.iterator();
          for (iterator.seek(first); entity.getEvents().size() < limit &&
              iterator.hasNext(); iterator.next()) {
            byte[] key = iterator.peekNext().getKey();
            if (!prefixMatches(prefix, prefix.length, key) || (last != null &&
                WritableComparator.compareBytes(key, 0, key.length, last, 0,
                    last.length) > 0)) {
              break;
            }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

                WritableComparator.compareBytes(key, 0, key.length, last, 0,
                    last.length) > 0)) {
              break;
            }
            TimelineEvent event = getEntityEvent(eventType, key, prefix.length,
                iterator.peekNext().getValue());
            if (event != null) {
              entity.addEvent(event);
            }
          }
        }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

      iterator.seek(first);
      // iterate until one of the following conditions is met: limit is
      // reached, there are no more keys, the key prefix no longer matches,
      // or a start time has been specified and reached/exceeded
      while (entities.getEntities().size() < limit && iterator.hasNext()) {
        byte[] key = iterator.peekNext().getKey();
        if (!prefixMatches(prefix, prefix.length, key) || (last != null &&
            WritableComparator.compareBytes(key, 0, key.length, last, 0,
                last.length) > 0)) {
          break;
        }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

        KeyParser kp = new KeyParser(key, prefix.length);
        Long startTime = kp.getNextLong();
        String entityId = kp.getNextString();


        if (fromTs != null) {
          long insertTime = readReverseOrderedLong(iterator.peekNext()
              .getValue(), 0);
          if (insertTime > fromTs) {
            byte[] firstKey = key;
            while (iterator.hasNext() && prefixMatches(firstKey,
                kp.getOffset(), key)) {

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Examples of org.iq80.leveldb.DBIterator.peekNext()

          if (insertTime > fromTs) {
            byte[] firstKey = key;
            while (iterator.hasNext() && prefixMatches(firstKey,
                kp.getOffset(), key)) {
              iterator.next();
              key = iterator.peekNext().getKey();
            }
            continue;
          }
        }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

    try {
      iterator = getDbIterator(false);
      List<String> entityTypes = new ArrayList<String>();
      iterator.seek(ENTITY_ENTRY_PREFIX);
      while (iterator.hasNext()) {
        byte[] key = iterator.peekNext().getKey();
        if (key[0] != ENTITY_ENTRY_PREFIX[0]) {
          break;
        }
        KeyParser kp = new KeyParser(key,
            ENTITY_ENTRY_PREFIX.length);

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Examples of org.iq80.leveldb.DBIterator.peekNext()

            String prefix = repositoryName + '\0';
            for (it.seek(keyBuilder(repositoryName, "")); it.hasNext(); it.next()) {
                if (!isRunAllowed()) {
                    break;
                }
                keyBuffer = asString(it.peekNext().getKey());


                if (!keyBuffer.startsWith(prefix)) {
                    break;
                }

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Examples of org.iq80.leveldb.DBIterator.peekNext()

        String keyBuffer = null;
        try {
            String prefix = getRepositoryNameCompleted() + '\0';


            for (it.seek(keyBuilder(getRepositoryNameCompleted(), "")); it.hasNext(); it.next()) {
                keyBuffer = asString(it.peekNext().getKey());


                if (!keyBuffer.startsWith(prefix)) {
                    break;
                }
                String exchangeId = keyBuffer.substring(prefix.length());

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