## 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 | 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 | Description
    --- | --- | ---
    `Extension[]` | ExtensionPoint.`getExtensions()` | Returns a array of extensions that lsiten to this extension point
    `Extension[]` | PluginDescriptor.`getExtensions()` | Returns an array of extensions.

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