## Uses of Class
org.apache.nutch.plugin.Extension

- Packages that use Extension
  Package | Description
  --- | ---
  org.apache.nutch.parse | The `Parse` interface and related classes.
  org.apache.nutch.plugin | The Nutch `Plugin` System.

- - ### Uses of Extension in org.apache.nutch.parse

    Methods in org.apache.nutch.parse that return types with arguments of type Extension
    Modifier and Type | Method and Description
    --- | ---
    `protected List<Extension>` | ParserFactory.`getExtensions(String contentType)` Finds the best-suited parse plugin for a given contentType.

  - ### Uses of Extension in org.apache.nutch.plugin

    Methods in org.apache.nutch.plugin that return Extension
    Modifier and Type | Method and Description
    --- | ---
    `Extension[]` | PluginDescriptor.`getExtensions()` Returns an array of extensions.
    `Extension[]` | ExtensionPoint.`getExtensions()` Returns a array of extensions that lsiten to this extension point

    Methods in org.apache.nutch.plugin with parameters of type Extension
    Modifier and Type | Method and Description
    --- | ---
    `void` | PluginDescriptor.`addExtension(Extension pExtension)` Adds a extension.
    `void` | ExtensionPoint.`addExtension(Extension extension)` Install a coresponding extension to this extension point.

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