Uses of Interface java.io.Externalizable (Java SE 12 & JDK 12 )

## Uses of Interface
java.io.Externalizable

- Packages that use Externalizable
  Package | Description
  --- | ---
  java.awt.datatransfer | Provides interfaces and classes for transferring data between and within applications.
  java.rmi.server | Provides classes and interfaces for supporting the server side of RMI.
  javax.management.loading | Provides the classes which implement advanced dynamic loading.

- - ### Uses of Externalizable in java.awt.datatransfer

    Classes in java.awt.datatransfer that implement Externalizable
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `DataFlavor` | A `DataFlavor` provides meta information about data.

  - ### Uses of Externalizable in java.rmi.server

    Subinterfaces of Externalizable in java.rmi.server
    Modifier and Type | Interface | Description
    --- | --- | ---
    `interface` | `RemoteRef` | `RemoteRef` represents the handle for a remote object.
    `interface` | `ServerRef` | Deprecated. No replacement.

  - ### Uses of Externalizable in javax.management.loading

    Classes in javax.management.loading that implement Externalizable
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `MLet` | Allows you to instantiate and register one or several MBeans in the MBean server coming from a remote URL.
    `class` | `PrivateMLet` | An MLet that is not added to the `ClassLoaderRepository`.