StandardNetwork(NetworkBuilder<? super N, ? super E> builder) {
    this(
        builder,
        builder.nodeOrder.createMap(firstNonNull(builder.expectedNodeCount, DEFAULT_NODE_COUNT)),
        builder.edgeOrder.createMap(firstNonNull(builder.expectedEdgeCount, DEFAULT_EDGE_COUNT)));
  }

  /**
   * Constructs a graph with the properties specified in {@code builder}, initialized with the given

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.graph;

import static com.google.common.base.MoreObjects.firstNonNull;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.graph.GraphConstants.DEFAULT_NODE_COUNT;
import static com.google.common.graph.Graphs.checkNonNegative;

      return existing;
    }
    Map<E, LockGraphNode> created = createNodes(clazz);
    existing = (Map<E, LockGraphNode>) lockGraphNodesPerType.putIfAbsent(clazz, created);
    return MoreObjects.firstNonNull(existing, created);
  }

  /**
   * For a given Enum type, creates an immutable map from each of the Enum's values to a
   * corresponding LockGraphNode, with the {@code allowedPriorLocks} and {@code