# Hierarchy For Package picard.cmdline.argumentcollections

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - picard.cmdline.argumentcollections.EmptyOutputArgumentCollection (implements picard.cmdline.argumentcollections.OutputArgumentCollection)
  - picard.cmdline.argumentcollections.OptionalReferenceArgumentCollection (implements picard.cmdline.argumentcollections.ReferenceArgumentCollection)
  - picard.cmdline.argumentcollections.RequiredOutputArgumentCollection (implements picard.cmdline.argumentcollections.OutputArgumentCollection)
  - picard.cmdline.argumentcollections.RequiredReferenceArgumentCollection (implements picard.cmdline.argumentcollections.ReferenceArgumentCollection)

## Interface Hierarchy

- picard.cmdline.argumentcollections.IntervalArgumentCollection
- picard.cmdline.argumentcollections.OutputArgumentCollection
- picard.cmdline.argumentcollections.ReferenceArgumentCollection