*/

  /** Monitor guarding all access */
  final Monitor monitor;

  /** Guard for waiting takes */
  private final Monitor.Guard notEmpty;

  /** Guard for waiting puts */
  private final Monitor.Guard notFull;

  // Internal helper methods

  /** Circularly increment i. */
  final int inc(int i) {
    return (++i == items.length) ? 0 : i;
  }

  /**

pkg database/sql/driver, type Execer interface { Exec }
pkg database/sql/driver, type Execer interface, Exec(string, []Value) (Result, error)
pkg database/sql/driver, type NotNull struct
pkg database/sql/driver, type NotNull struct, Converter ValueConverter
pkg database/sql/driver, type Null struct
pkg database/sql/driver, type Null struct, Converter ValueConverter