# Uses of Package
java.lang.invoke

- Packages that use java.lang.invoke
  Package | Description
  --- | ---
  java.lang.invoke | The `java.lang.invoke` package contains dynamic language support provided directly by the Java core class libraries and virtual machine.

- Classes in java.lang.invoke used by java.lang.invoke
  Class and Description
  CallSite A `CallSite` is a holder for a variable `MethodHandle`, which is called its `target`.
  LambdaConversionException LambdaConversionException
  MethodHandle A method handle is a typed, directly executable reference to an underlying method, constructor, field, or similar low-level operation, with optional transformations of arguments or return values.
  MethodHandleInfo A symbolic reference obtained by cracking a direct method handle into its consitutent symbolic parts.
  MethodHandles.Lookup A lookup object is a factory for creating method handles, when the creation requires access checking.
  MethodType A method type represents the arguments and return type accepted and returned by a method handle, or the arguments and return type passed and expected by a method handle caller.
  MutableCallSite A `MutableCallSite` is a `CallSite` whose target variable behaves like an ordinary field.
  SwitchPoint A `SwitchPoint` is an object which can publish state transitions to other threads.

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