# Uses of Package
org.apache.tinkerpop.gremlin.server.handler

- Packages that use org.apache.tinkerpop.gremlin.server.handler
  Package | Description
  --- | ---
  org.apache.tinkerpop.gremlin.server |
  org.apache.tinkerpop.gremlin.server.channel |
  org.apache.tinkerpop.gremlin.server.handler |
  org.apache.tinkerpop.gremlin.server.op |

- Classes in org.apache.tinkerpop.gremlin.server.handler used by org.apache.tinkerpop.gremlin.server
  Class and Description
  AbstractAuthenticationHandler Provides an abstraction point to allow for http auth schemes beyond basic auth.

- Classes in org.apache.tinkerpop.gremlin.server.handler used by org.apache.tinkerpop.gremlin.server.channel
  Class and Description
  UnifiedHandler Handler for websockets to be used with the `UnifiedChannelizer`.

- Classes in org.apache.tinkerpop.gremlin.server.handler used by org.apache.tinkerpop.gremlin.server.handler
  Class and Description
  AbstractAuthenticationHandler Provides an abstraction point to allow for http auth schemes beyond basic auth.
  AbstractSession A base implementation of `Session` which offers some common functionality that matches typical Gremlin Server request response expectations for script, bytecode and graph operations.
  AbstractSession.CloseReason The reason that a particular session closed.
  Frame A holder for a `String` or `ByteBuf` that represents a message to be written back to the requesting client.
  HttpGremlinEndpointHandler Handler that processes HTTP requests to the HTTP Gremlin endpoint.
  SaslAuthenticationHandler A SASL authentication handler that allows the `Authenticator` to be plugged into it.
  Session Requests that arrive through the `UnifiedHandler` are all processed within a `Session` implementation.
  SessionException An exception that holds the error-related `ResponseMessage` which is meant to be returned to the calling client.
  SessionTask A `SessionTask` equates to a particular incoming request to the `UnifiedHandler` and is analogous to a `Context` in the `OpProcessor` approach to handling requests to the server.

- Classes in org.apache.tinkerpop.gremlin.server.handler used by org.apache.tinkerpop.gremlin.server.op
  Class and Description
  Frame A holder for a `String` or `ByteBuf` that represents a message to be written back to the requesting client.

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