add(1L);
  }

  /** Equivalent to {@code add(-1)}. */
  public void decrement() {
    add(-1L);
  }

  /**
   * Returns the current sum. The returned value is NOT an atomic snapshot; invocation in
   * the absence of concurrent updates returns an accurate result, but concurrent updates that occur
   * while the sum is being calculated might not be incorporated.
   *
   * @return the sum
   */

  <!-- do_not_remove: published-with-gradle-metadata -->
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>com.google.guava</groupId>
    <artifactId>guava-parent</artifactId>
    <version>999.0.0-HEAD-jre-SNAPSHOT</version>
  </parent>
  <artifactId>guava</artifactId>
  <packaging>bundle</packaging>
  <name>Guava: Google Core Libraries for Java</name>
  <url>https://github.com/google/guava</url>
  <description>

    backend.execute(this@TaskRunner, runnable)
  }

  fun newQueue(): TaskQueue {
    val name = this.withLock { nextQueueName++ }
    return TaskQueue(this, "Q$name")
  }

  /**
   * Returns a snapshot of queues that currently have tasks scheduled. The task runner does not
   * necessarily track queues that have no tasks scheduled.
   */
  fun activeQueues(): List<TaskQueue> {
    this.withLock {

  /** Discards all entries in the cache. */
  void invalidateAll();

  /** Returns the approximate number of entries in this cache. */
  long size();

  /**
   * Returns a current snapshot of this cache's cumulative statistics, or a set of default values if
   * the cache is not recording statistics. All statistics begin at zero and never decrease over the
   * lifetime of the cache.
   *

        sumOfSquaresOfDeltas = NaN;
      }
      min = Math.min(min, otherMin);
      max = Math.max(max, otherMax);
    }
  }

  /** Returns an immutable snapshot of the current statistics. */
  public Stats snapshot() {
    return new Stats(count, mean, sumOfSquaresOfDeltas, min, max);
  }

  /** Returns the number of values. */
  public long count() {
    return count;
  }

  /**

  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>999.0.0-HEAD-android-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <properties>
    <!--

  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>999.0.0-HEAD-jre-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <properties>
    <!--

  internal val futureTasks = mutableListOf<Task>()

  /** True if the [activeTask] should be canceled when it completes. */
  internal var cancelActiveTask = false

  /**
   * Returns a snapshot of tasks currently scheduled for execution. Does not include the
   * currently-executing task unless it is also scheduled for future execution.
   */
  val scheduledTasks: List<Task>

          return null;
        }
      };

  /**
   * Returns a builder for creating simple, fast escapers. A builder instance can be reused and each
   * escaper that is created will be a snapshot of the current builder state. Builders are not
   * thread safe.
   *
   * <p>The initial state of the builder is such that:
   *
   * <ul>
   *   <li>There are no replacement mappings

     *
     * @param key the property key to check
     * @return true if the property should be included, false otherwise
     */
    private static boolean isBugReportTarget(final Object key) {
        if ("snapshot.path".equals(key) || "label.value".equals(key)) {
            return false;
        }
        return true;
    }

    /**
     * Creates a property item from a system property key.
     *