How to use

T3

in

org.apache.ignite.internal.util.typedef

  @Override protected T3<GridKernalContext, String, String> initialValue() {
    return new T3<>();
  }
};

/**
 * Reconstructs object on unmarshalling.
 *
 * @return Reconstructed object.
 * @throws ObjectStreamException Thrown in case of unmarshalling error.
 */
protected Object readResolve() throws ObjectStreamException {
  try {
    T3<GridKernalContext, String, String> t = stash.get();
    return t.get1().dataStructures().queue(t.get2(), t.get3(), 0, null);
  }
  catch (IgniteCheckedException e) {
    throw U.withCause(new InvalidObjectException(e.getMessage()), e);
  }
  finally {
    stash.remove();
  }
}

/** {@inheritDoc} */
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
  T3<GridKernalContext, String, String> t = stash.get();
  t.set1((GridKernalContext)in.readObject());
  t.set2(U.readString(in));
  t.set3(U.readString(in));
}

  /** {@inheritDoc} */
  @Override protected Object process(List<?> row) throws IgniteCheckedException {
    T3<Object, Object, Object> row0 = plan.processRowForUpdate(row);
    return new IgniteBiTuple<>(row0.get1(), row0.get3());
  }
}

T3<Long, Long, Long> t = e2.getValue();
Long start = t.get1();
Long end = t.get2();
long max = t.get3() == null ? duration : t.get3();
  maxes.put(e2.getKey(), max);
t.set3(null);

/**
 * @param name Timer name to stop.
 */
@SuppressWarnings("ConstantConditions")
private void stopTimer(String name) {
  ConcurrentMap<String, T3<Long, Long, Long>> m = timers.get(Thread.currentThread());
  T3<Long, Long, Long> t = m.get(name);
  assert t != null;
  long now = System.currentTimeMillis();
  t.set2(now);
  t.set3(Math.max(t.get3() == null ? 0 : t.get3(), now - t.get1()));
}

/**
 * Handle topology change and clear supply context map of outdated contexts.
 */
void onTopologyChanged() {
  synchronized (scMap) {
    Iterator<T3<UUID, Integer, AffinityTopologyVersion>> it = scMap.keySet().iterator();
    Collection<UUID> aliveNodes = grp.shared().discovery().aliveServerNodes().stream()
      .map(ClusterNode::id)
      .collect(Collectors.toList());
    while (it.hasNext()) {
      T3<UUID, Integer, AffinityTopologyVersion> t = it.next();
      if (!aliveNodes.contains(t.get1())) { // Clear all obsolete contexts.
        clearContext(scMap.get(t), log);
        it.remove();
        if (log.isDebugEnabled())
          log.debug("Supply context removed [grp=" + grp.cacheOrGroupName() + ", demander=" + t.get1() + "]");
      }
    }
  }
}

/**
 * @param expEvts Expected events.
 * @param lsnr Listener.
 */
private void checkEvents(List<T3<Object, Object, Object>> expEvts, CacheEventListener1 lsnr) {
  for (T3<Object, Object, Object> exp : expEvts) {
    CacheEntryEvent<?, ?> e = lsnr.evts.get(exp.get1());
    assertNotNull("No event for key: " + exp.get1(), e);
    assertEquals("Unexpected value: " + e, exp.get2(), e.getValue());
  }
  expEvts.clear();
  lsnr.evts.clear();
}

  map.remove(hash(key), t.get2());
else
  map.put(hash(key), t.get2(), t.get3());

/**
 * @param name Timer name to start.
 */
private void startTimer(String name) {
  ConcurrentMap<String, T3<Long, Long, Long>> m = timers.get(Thread.currentThread());
  if (m == null) {
    ConcurrentMap<String, T3<Long, Long, Long>> old = timers.putIfAbsent(Thread.currentThread(),
      m = new ConcurrentHashMap<>());
    if (old != null)
      m = old;
  }
  T3<Long, Long, Long> t = m.get(name);
  if (t == null) {
    T3<Long, Long, Long> old = m.putIfAbsent(name, t = new T3<>());
    if (old != null)
      t = old;
  }
  t.set1(System.currentTimeMillis());
  t.set2(0L);
}

/**
 * @param e Event
 * @param expVals expected value
 * @return {@code True} if entries has the same key, value and oldValue. If cache start without backups
 * than oldValue ignoring in comparison.
 */
private boolean equalOldValue(CacheEntryEvent<?, ?> e, T3<Object, Object, Object> expVals) {
  return (e.getOldValue() == null && expVals.get3() == null) // Both null
    || (e.getOldValue() != null && expVals.get3() != null  // Equals
    && e.getOldValue().equals(expVals.get3()))
    || (backups == 0); // If we start without backup than oldValue might be lose.
}

/**
 * @param row Row.
 * @return Resulting entry.
 * @throws IgniteCheckedException If failed.
 */
public Object processRowForTx(List<?> row) throws IgniteCheckedException {
  switch (mode()) {
    case INSERT:
    case MERGE:
      return processRow(row);
    case UPDATE: {
      T3<Object, Object, Object> row0 = processRowForUpdate(row);
      return new IgniteBiTuple<>(row0.get1(), row0.get3());
    }
    case DELETE:
      return row.get(0);
    default:
      throw new UnsupportedOperationException(String.valueOf(mode()));
  }
}

/**
 * Unblock indexing.
 *
 * @param nodeId Node ID.
 */
@SuppressWarnings("ConstantConditions")
private static void unblockIndexing(UUID nodeId) {
  T3<CountDownLatch, AtomicBoolean, CountDownLatch> blocker = BLOCKS.remove(nodeId);
  assertNotNull(blocker);
  blocker.get1().countDown();
}

/**
 * @param expEvts Expected events.
 * @param lsnr Listener.
 * @throws Exception If failed.
 */
private void checkEvents(final List<T3<Object, Object, Object>> expEvts, final CacheEventListener3 lsnr,
  boolean allowLoseEvt) throws Exception {
  if (!allowLoseEvt)
    assert GridTestUtils.waitForCondition(new PA() {
      @Override public boolean apply() {
        return lsnr.evts.size() == expEvts.size();
      }
    }, 2000L);
  for (T3<Object, Object, Object> exp : expEvts) {
    CacheEntryEvent<?, ?> e = lsnr.evts.get(exp.get1());
    assertNotNull("No event for key: " + exp.get1(), e);
    assertEquals("Unexpected value: " + e, exp.get2(), e.getValue());
    if (allowLoseEvt)
      lsnr.evts.remove(exp.get1());
  }
  if (allowLoseEvt)
    assert lsnr.evts.isEmpty();
  expEvts.clear();
  lsnr.evts.clear();
  lsnr.keys.clear();
}

  map.remove(hash(key), t.get2());
else
  map.insert(hash(key), t.get2(), t.get3());

/**
 * Reconstructs object on unmarshalling.
 *
 * @return Reconstructed object.
 * @throws ObjectStreamException Thrown in case of unmarshalling error.
 */
protected Object readResolve() throws ObjectStreamException {
  try {
    T3<GridKernalContext, String, String> t = stash.get();
    return t.get1().dataStructures().set(t.get2(), t.get3(), null);
  }
  catch (IgniteCheckedException e) {
    throw U.withCause(new InvalidObjectException(e.getMessage()), e);
  }
  finally {
    stash.remove();
  }
}

  @Override protected T3<GridKernalContext, String, String> initialValue() {
    return new T3<>();
  }
};

/**
 *
 */
private void destroyIndex(IgniteEx ignite, T3<String, String, String> pair) {
  IgniteCache<?, ?> cache = ignite.getOrCreateCache(pair.get1());
  String createIdxQryStr = String.format("DROP INDEX %s", pair.get3());
  cache.query(new SqlFieldsQuery(createIdxQryStr)).getAll();
}

/**
 * Unblock indexing.
 *
 * @param nodeId Node ID.
 */
@SuppressWarnings("ConstantConditions")
private static void unblockIndexing(UUID nodeId) {
  T3<CountDownLatch, AtomicBoolean, CountDownLatch> blocker = BLOCKS.remove(nodeId);
  assertNotNull(blocker);
  blocker.get1().countDown();
}

/** {@inheritDoc} */
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
  T3<GridKernalContext, String, String> t = stash.get();
  t.set1((GridKernalContext)in.readObject());
  t.set2(U.readString(in));
  t.set3(U.readString(in));
}