# Package org.apache.tinkerpop.gremlin.tinkergraph.structure

- Interface Summary
  Interface | Description
  --- | ---
  TinkerGraph.IdManager<T> | TinkerGraph will use an implementation of this interface to generate identifiers when a user does not supply them and to handle identifier conversions when querying to provide better flexibility with respect to handling different data types that mean the same thing.

- Class Summary
  Class | Description
  --- | ---
  TinkerEdge |
  TinkerElement |
  TinkerFactory | Helps create a variety of different toy graphs for testing and learning purposes.
  TinkerGraph | An in-memory (with optional persistence on calls to `TinkerGraph.close()`), reference implementation of the property graph interfaces provided by TinkerPop.
  TinkerGraphVariables |
  TinkerHelper |
  TinkerIoRegistry | Deprecated As of release 3.2.4, replaced by `TinkerIoRegistryV1d0`.
  TinkerIoRegistryV1d0 | An implementation of the `IoRegistry` interface that provides serializers with custom configurations for implementation specific classes that might need to be serialized.
  TinkerIoRegistryV2d0 | An implementation of the `IoRegistry` interface that provides serializers with custom configurations for implementation specific classes that might need to be serialized.
  TinkerProperty<V> |
  TinkerVertex |
  TinkerVertexProperty<V> |

- Enum Summary
  Enum | Description
  --- | ---
  TinkerGraph.DefaultIdManager | A default set of `TinkerGraph.IdManager` implementations for common identifier types.

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