All named types are <a href="#Type_identity">distinct</a>.
</p>

<h3 id="Boolean_types">Boolean types</h3>

<p>
A <i>boolean type</i> represents the set of Boolean truth values
denoted by the predeclared constants <code>true</code>
and <code>false</code>. The predeclared boolean type is <code>bool</code>;
it is a <a href="#Types">named type</a>.
</p>

<h3 id="Numeric_types">Numeric types</h3>

            }

            @Override
            public boolean isPasswordRequireUppercase() {
                return false;
            }

            @Override
            public boolean isPasswordRequireLowercase() {
                return false;
            }

            @Override
            public boolean isPasswordRequireDigit() {
                return false;
            }

        // Control behavior
        boolean createIndexResult = true;
        boolean deleteIndexResult = true;
        boolean reindexResult = true;
        boolean existsIndexResult = true;
        long documentCount = 10;
        int aliasCount = 2;

        // For simulating backup document count mismatch
        long backupDocumentCount = 10;
        boolean useBackupDocumentCount = false;

 * @author Omar Darwish
 * @param <N> Node parameter type
 * @param <V> Value parameter type
 */
class StandardValueGraph<N, V> extends AbstractValueGraph<N, V> {
  private final boolean isDirected;
  private final boolean allowsSelfLoops;
  private final ElementOrder<N> nodeOrder;

  final MapIteratorCache<N, GraphConnections<N, V>> nodeConnections;

  long edgeCount; // must be updated when edges are added or removed

        }
    }

    default boolean getSystemPropertyAsBoolean(final String key, final boolean defaultValue) {
        return Constants.TRUE.equalsIgnoreCase(getSystemProperty(key, defaultValue ? Constants.TRUE : Constants.FALSE));
    }

    default void setSystemPropertyAsBoolean(final String key, final boolean value) {
        setSystemProperty(key, value ? Constants.TRUE : Constants.FALSE);

 * @author Omar Darwish
 * @param <N> Node parameter type
 * @param <E> Edge parameter type
 */
class StandardNetwork<N, E> extends AbstractNetwork<N, E> {
  private final boolean isDirected;
  private final boolean allowsParallelEdges;
  private final boolean allowsSelfLoops;
  private final ElementOrder<N> nodeOrder;
  private final ElementOrder<E> edgeOrder;

  final MapIteratorCache<N, NetworkConnections<N, E>> nodeConnections;

        }

        @Override
        public boolean isOutlawParallelGranted() {
            return false;
        }

        @Override
        public boolean isUnscheduled() {
            return false;
        }

        @Override
        public boolean isDisappeared() {
            return false;
        }

        @Override
        public boolean isNonCron() {
            return false;

        }

        @Override
        public boolean isOutlawParallelGranted() {
            return false;
        }

        @Override
        public boolean isUnscheduled() {
            return false;
        }

        @Override
        public boolean isDisappeared() {
            return false;
        }

        @Override
        public boolean isNonCron() {
            return false;

  }

  boolean refreshes() {
    return refreshNanos > 0;
  }

  boolean usesAccessQueue() {
    return expiresAfterAccess() || evictsBySize();
  }

  boolean usesWriteQueue() {
    return expiresAfterWrite();
  }

  boolean recordsWrite() {
    return expiresAfterWrite() || refreshes();
  }

  boolean recordsAccess() {
    return expiresAfterAccess();
  }

  boolean recordsTime() {

  }

  boolean refreshes() {
    return refreshNanos > 0;
  }

  boolean usesAccessQueue() {
    return expiresAfterAccess() || evictsBySize();
  }

  boolean usesWriteQueue() {
    return expiresAfterWrite();
  }

  boolean recordsWrite() {
    return expiresAfterWrite() || refreshes();
  }

  boolean recordsAccess() {
    return expiresAfterAccess();
  }

  boolean recordsTime() {