## Hierarchy For Package org.apache.hadoop.metrics

Package Hierarchies:
  All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.metrics.ContextFactory
  - javax.servlet.GenericServlet (implements java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig)
    - javax.servlet.http.HttpServlet (implements java.io.Serializable)
      - org.apache.hadoop.metrics.MetricsServlet
  - org.apache.hadoop.metrics.MetricsUtil
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - org.apache.hadoop.metrics.MetricsException

## Interface Hierarchy

- org.apache.hadoop.metrics.MetricsContext
- org.apache.hadoop.metrics.MetricsRecord
- org.apache.hadoop.metrics.Updater

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