Ejemplo n.º 1
0
  /** {@inheritDoc} */
  @SuppressWarnings({"unchecked"})
  @Override
  public void listenAsync(@Nullable final GridInClosure<? super GridFuture<R>> lsnr) {
    if (lsnr != null) {
      checkValid();

      boolean done;

      synchronized (mux) {
        done = this.done;

        if (!done) lsnrs.add(lsnr);
      }

      if (done) {
        try {
          if (syncNotify) notifyListener(lsnr);
          else
            ctx.closure()
                .runLocalSafe(
                    new GPR() {
                      @Override
                      public void run() {
                        notifyListener(lsnr);
                      }
                    },
                    true);
        } catch (IllegalStateException ignore) {
          U.warn(
              null,
              "Future notification will not proceed because grid is stopped: " + ctx.gridName());
        }
      }
    }
  }
Ejemplo n.º 2
0
  /** @param ctx Kernal context. */
  public GridFutureAdapter(GridKernalContext ctx) {
    assert ctx != null;

    this.ctx = ctx;

    log = ctx.log(getClass());
  }
Ejemplo n.º 3
0
  /** {@inheritDoc} */
  @Override
  public boolean heldcc() {
    if (ctx == null) return false;

    if (job == null) job = ctx.job().activeJob(jobId);

    return job != null && job.held();
  }
Ejemplo n.º 4
0
  /** {@inheritDoc} */
  @Override
  public void callcc() {
    if (ctx != null) {
      if (job == null) job = ctx.job().activeJob(jobId);

      if (job != null)
        // Execute in the same thread.
        job.execute();
    }
  }
Ejemplo n.º 5
0
  /** {@inheritDoc} */
  @Override
  public boolean removeCheckpoint(String key) throws GridException {
    A.notNull(key, "key");

    synchronized (mux) {
      if (closed) throw new GridException("Failed to remove checkpoint (session closed): " + this);
    }

    return ctx.checkpoint().removeCheckpoint(this, key);
  }
Ejemplo n.º 6
0
  /** {@inheritDoc} */
  @SuppressWarnings("unchecked")
  @Override
  public <T> T loadCheckpoint(String key) throws GridException {
    A.notNull(key, "key");

    synchronized (mux) {
      if (closed) throw new GridException("Failed to load checkpoint (session closed): " + this);
    }

    return (T) ctx.checkpoint().loadCheckpoint(this, key);
  }
Ejemplo n.º 7
0
  /** {@inheritDoc} */
  @Override
  public <T> T holdcc(long timeout) {
    if (ctx != null) {
      if (job == null) job = ctx.job().activeJob(jobId);

      // Completed?
      if (job != null) {
        if (timeout > 0 && !job.isDone()) {
          final long endTime = System.currentTimeMillis() + timeout;

          // Overflow.
          if (endTime > 0) {
            ctx.timeout()
                .addTimeoutObject(
                    new GridTimeoutObject() {
                      private final GridUuid id = GridUuid.randomUuid();

                      @Override
                      public GridUuid timeoutId() {
                        return id;
                      }

                      @Override
                      public long endTime() {
                        return endTime;
                      }

                      @Override
                      public void onTimeout() {
                        callcc();
                      }
                    });
          }
        }

        job.hold();
      }
    }

    return null;
  }
  /**
   * @param spi Underlying SPI.
   * @param ctx Grid kernal context.
   * @param comm Deployment communication.
   */
  GridDeploymentStoreAdapter(
      GridDeploymentSpi spi, GridKernalContext ctx, GridDeploymentCommunication comm) {
    assert spi != null;
    assert ctx != null;
    assert comm != null;

    this.spi = spi;
    this.ctx = ctx;
    this.comm = comm;

    log = ctx.config().getGridLogger().getLogger(getClass());
  }
Ejemplo n.º 9
0
  /** Notifies all registered listeners. */
  private void notifyListeners() {
    final Collection<GridInClosure<? super GridFuture<R>>> tmp;

    synchronized (mux) {
      tmp = new ArrayList<GridInClosure<? super GridFuture<R>>>(lsnrs);
    }

    boolean concurNotify = this.concurNotify;
    boolean syncNotify = this.syncNotify;

    if (concurNotify) {
      for (final GridInClosure<? super GridFuture<R>> lsnr : tmp)
        ctx.closure()
            .runLocalSafe(
                new GPR() {
                  @Override
                  public void run() {
                    notifyListener(lsnr);
                  }
                },
                true);
    } else {
      // Always notify in the thread different from start thread.
      if (Thread.currentThread() == thread && !syncNotify) {
        ctx.closure()
            .runLocalSafe(
                new GPR() {
                  @Override
                  public void run() {
                    // Since concurrent notifications are off, we notify
                    // all listeners in one thread.
                    for (GridInClosure<? super GridFuture<R>> lsnr : tmp) notifyListener(lsnr);
                  }
                },
                true);
      } else {
        for (GridInClosure<? super GridFuture<R>> lsnr : tmp) notifyListener(lsnr);
      }
    }
  }
Ejemplo n.º 10
0
  /** {@inheritDoc} */
  @Override
  public void saveCheckpoint(
      String key, Object state, GridTaskSessionScope scope, long timeout, boolean overwrite)
      throws GridException {
    A.notNull(key, "key");
    A.ensure(timeout >= 0, "timeout >= 0");

    synchronized (mux) {
      if (closed) throw new GridException("Failed to save checkpoint (session closed): " + this);
    }

    ctx.checkpoint().storeCheckpoint(this, key, state, scope, timeout, overwrite);
  }
Ejemplo n.º 11
0
  /** {@inheritDoc} */
  @Override
  public void setAttributes(Map<?, ?> attrs) throws GridException {
    A.notNull(attrs, "attrs");

    if (attrs.isEmpty()) return;

    // Note that there is no mux notification in this block.
    // The reason is that we wait for ordered attributes to
    // come back from task prior to notification. The notification
    // will happen in 'setInternal(...)' method.
    synchronized (mux) {
      this.attrs.putAll(attrs);
    }

    if (isTaskNode()) ctx.task().setAttributes(this, attrs);
  }
Ejemplo n.º 12
0
  /**
   * Notifies single listener.
   *
   * @param lsnr Listener.
   */
  private void notifyListener(GridInClosure<? super GridFuture<R>> lsnr) {
    assert lsnr != null;

    try {
      lsnr.apply(this);
    } catch (IllegalStateException ignore) {
      U.warn(
          null,
          "Failed to notify listener (grid is stopped) [grid="
              + ctx.gridName()
              + ", lsnr="
              + lsnr
              + ']');
    } catch (RuntimeException e) {
      U.error(log, "Failed to notify listener: " + lsnr, e);

      throw e;
    } catch (Error e) {
      U.error(log, "Failed to notify listener: " + lsnr, e);

      throw e;
    }
  }
Ejemplo n.º 13
0
 /** {@inheritDoc} */
 @Override
 public Collection<UUID> getTopology() throws GridException {
   return F.nodeIds(ctx.topology().getTopology(this, ctx.discovery().allNodes()));
 }
Ejemplo n.º 14
0
 /** {@inheritDoc} */
 @Override
 public boolean isTaskNode() {
   return taskNodeId.equals(ctx.discovery().localNode().id());
 }