return addAndGet(key, 1);
  }

  /**
   * Decrements by one the value currently associated with {@code key}, and returns the new value.
   */
  @CanIgnoreReturnValue
  public long decrementAndGet(K key) {
    return addAndGet(key, -1);
  }

  /**
   * Adds {@code delta} to the value currently associated with {@code key}, and returns the new
   * value.
   */
  @CanIgnoreReturnValue

    assertEquals(0L, map.get(key));
    assertFalse(map.containsKey(key));

    assertEquals(-1L, map.decrementAndGet(key));
    assertEquals(-1L, map.get(key));

    assertEquals(0L, map.incrementAndGet(key));
    assertEquals(0L, map.get(key));
    assertTrue(map.containsKey(key));

    assertEquals(-1L, map.decrementAndGet(key));
    assertEquals(-1L, map.get(key));
  }

  public void testGetAndDecrement() {

    assertEquals(0L, map.get(key));
    assertFalse(map.containsKey(key));

    assertEquals(-1L, map.decrementAndGet(key));
    assertEquals(-1L, map.get(key));

    assertEquals(0L, map.incrementAndGet(key));
    assertEquals(0L, map.get(key));
    assertTrue(map.containsKey(key));

    assertEquals(-1L, map.decrementAndGet(key));
    assertEquals(-1L, map.get(key));
  }

  public void testGetAndDecrement() {

        connectionsActive.incrementAndGet();
    }

    /**
     * Record RDMA connection closure
     */
    public void recordConnectionClosed() {
        connectionsActive.decrementAndGet();
    }

    /**
     * Record memory region allocation
     */
    public void recordMemoryRegionAllocated() {
        memoryRegionsAllocated.incrementAndGet();

            }
            this.connections.remove(trans);
            this.nonPooledConnections.remove(trans);
            activeConnections.decrementAndGet();
            connectionsRemoved.incrementAndGet();
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTransportPool#close()
     */
    @Override

        if (finishedCall != null) {
          check(runningSyncCalls.remove(finishedCall)) { "Call wasn't in-flight!" }
        }

        if (finishedAsyncCall != null) {
          finishedAsyncCall.callsPerHost.decrementAndGet()
          check(runningAsyncCalls.remove(finishedAsyncCall)) { "Call wasn't in-flight!" }
        }

        if (enqueuedCall != null) {
          readyAsyncCalls.add(enqueuedCall)

            this.treeConnection.acquire();
        }
        return this;
    }

    @Override
    public void release() {
        final long us = this.usageCount.decrementAndGet();
        if (us == 0) {
            this.treeConnection.release();
        } else if (us < 0) {
            throw new RuntimeCIFSException("Usage count dropped below zero");
        }
    }

         * Decrements the reference count for this statistics object.
         *
         * @return the new reference count after decrementing
         */
        public int decrement() {
            return count.decrementAndGet();
        }
    }

    /**
     * Enumeration of predefined statistics actions that can be recorded
     * during crawler operations. Each action represents a specific event

        }

        public void incrementConnections() {
            activeConnections.incrementAndGet();
        }

        public void decrementConnections() {
            activeConnections.decrementAndGet();
        }

        public boolean isHealthy() {
            return isHealthy;
        }

        public void setHealthy(boolean healthy) {
            this.isHealthy = healthy;

    }

    public void release() {
        release(true);
    }

    /**
     * @param track
     */
    public void release(final boolean track) {
        final long usage = this.usageCount.decrementAndGet();
        if (log.isTraceEnabled()) {
            log.trace("Release tree " + usage + " " + this);
        }

        if (track && this.traceResource) {
            synchronized (this.releases) {