# Hierarchy For Package org.apache.hadoop.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - java.lang.ClassLoader
    - java.security.SecureClassLoader
      - java.net.URLClassLoader (implements java.io.Closeable)
        - org.apache.hadoop.util.ApplicationClassLoader
  - org.apache.hadoop.util.PureJavaCrc32 (implements java.util.zip.Checksum)
  - org.apache.hadoop.util.PureJavaCrc32C (implements java.util.zip.Checksum)
  - org.apache.hadoop.util.ReflectionUtils
  - org.apache.hadoop.util.Shell
  - org.apache.hadoop.util.ShutdownHookManager
  - org.apache.hadoop.util.StringInterner
  - org.apache.hadoop.util.SysInfo
  - org.apache.hadoop.util.ToolRunner
  - org.apache.hadoop.util.VersionInfo

## Interface Hierarchy

- org.apache.hadoop.conf.Configurable
  - org.apache.hadoop.util.Tool
- org.apache.hadoop.util.IPList
- org.apache.hadoop.util.Progressable

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