Examples of com.sun.sgs.app.DataManager.markForUpdate()

com.sun.sgs.app.DataManager.markForUpdate()
Notifies the system that an object is going to be modified, doing nothing if the object is transient. @param object the object @throws IllegalArgumentException if object does notimplement both {@link ManagedObject} and {@link Serializable} @throws ObjectNotFoundException if the object has been removed @throws TransactionException if the operation failed because of aproblem with the current transaction @see ManagedReference#getForUpdate ManagedReference.getForUpdate

  }


  /** Removes some entries, returning true if there is more to do. */
  private boolean doWork() {
      DataManager dataManager = AppContext.getDataManager();
      dataManager.markForUpdate(this);
            ScalableHashMap<K, V> node = currentNodeRef.get();
      /* Find the leaf node */
      if (!node.isLeafNode()) {
    while (true) {
        currentNodeRef =

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    }
    valueRef = dm.createReference(newValue);
      } else if (isKeyValuePair()) {
                ManagedSerializable<KeyValuePair<K, V>> msPair =
        uncheckedCast(keyOrPairRef.get());
                dm.markForUpdate(msPair);
    msPair.get().setValue(newValue);
      } else if (isKeyWrapped()) {
    /* Switch from wrapping key to wrapping key/value pair */
    ManagedSerializable<K> msKey =
        uncheckedCast(keyOrPairRef.get());

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    /* Switch from wrapping key to wrapping key/value pair */
    ManagedSerializable<K> msKey =
        uncheckedCast(keyOrPairRef.get());
                ManagedSerializable<KeyValuePair<K, V>> msPair =
        uncheckedCast(keyOrPairRef.get());
                dm.markForUpdate(msPair);
                msPair.set(new KeyValuePair<K, V>(msKey.get(), newValue));
    if (isValueWrapped()) {
        dm.removeObject(valueRef.get());
    }
    setKeyValuePair();

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        // NOTE: we can't directly save the item in the list, or
        // we'll end up with a local copy of the item. Instead, we
        // must save a ManagedReference to the item.


        DataManager dataManager = AppContext.getDataManager();
        dataManager.markForUpdate(this);


        return items.add(dataManager.createReference(item));
    }


    /**

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    public boolean addPlayer(SwordWorldPlayer player) {
        logger.log(Level.INFO, "{0} enters {1}",
            new Object[] { player, this });


        DataManager dataManager = AppContext.getDataManager();
        dataManager.markForUpdate(this);


        return players.add(dataManager.createReference(player));
    }


    /**

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    public boolean removePlayer(SwordWorldPlayer player) {
        logger.log(Level.INFO, "{0} leaves {1}",
            new Object[] { player, this });


        DataManager dataManager = AppContext.getDataManager();
        dataManager.markForUpdate(this);


        return players.remove(dataManager.createReference(player));
    }


    /**

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     *
     * @param session the session this player is logged in on
     */
    protected void setSession(ClientSession session) {
        DataManager dataMgr = AppContext.getDataManager();
        dataMgr.markForUpdate(this);


        currentSessionRef = dataMgr.createReference(session);


        logger.log(Level.INFO,
            "Set session for {0} to {1}",

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     * Sets the referenced DummyManagedObject, calling markForUpdate to note
     * the modification.
     */
    public void setNext(DummyManagedObject next) {
  DataManager dataManager = AppContext.getDataManager();
  dataManager.markForUpdate(this);
  this.next = dataManager.createReference(next);
    }


    public boolean equals(Object object) {
  return object instanceof DummyManagedObject &&

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        public void run() throws Exception {
            TestMultiNodeTaskServiceImpl.lastNodeUsed.
                set(AppContext.getManager(NodeIdManager.class).getNodeId());
            DataManager dataManager = AppContext.getDataManager();
            Counter counter = (Counter) dataManager.getBinding("counter");
            dataManager.markForUpdate(counter);
            counter.decrement();
        }
    }


    public interface NodeIdManager {

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  if (o == null) {
      throw new NullPointerException("null element");
  }
  Entry<E> entry = new Entry<E>(o);
  DataManager dataManager = AppContext.getDataManager();
  dataManager.markForUpdate(this);
  ManagedReference<Entry<E>> entryRef =
      dataManager.createReference(entry);
  if (tailRef == null) {
      headRef = entryRef;
            tailRef = entryRef;

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