# Hierarchy For Package org.postgresql.copy

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.postgresql.copy.CopyManager
  - java.io.InputStream (implements java.io.Closeable)
    - org.postgresql.copy.PGCopyInputStream (implements org.postgresql.copy.CopyOut)
  - java.io.OutputStream (implements java.io.Closeable, java.io.Flushable)
    - org.postgresql.copy.PGCopyOutputStream (implements org.postgresql.copy.CopyIn)

## Interface Hierarchy

- org.postgresql.copy.CopyOperation
  - org.postgresql.copy.CopyIn
    - org.postgresql.copy.CopyDual (also extends org.postgresql.copy.CopyOut)
  - org.postgresql.copy.CopyOut
    - org.postgresql.copy.CopyDual (also extends org.postgresql.copy.CopyIn)