# Uses of Class
org.apache.nutch.crawl.Signature

Packages that use Signature
Package
Description
org.apache.nutch.crawl
Crawl control code and tools to run the crawler.

- ## Uses of Signature in org.apache.nutch.crawl

  Subclasses of Signature in org.apache.nutch.crawl
  Modifier and Type
  Class
  Description
  `class`
  `MD5Signature`
  Default implementation of a page signature.
  `class`
  `TextMD5Signature`
  Implementation of a page signature.
  `class`
  `TextProfileSignature`
  An implementation of a page signature.
  Methods in org.apache.nutch.crawl that return Signature
  Modifier and Type
  Method
  Description
  `static Signature`
  SignatureFactory.`getSignature(Configuration conf)`
  Return the `Signature` implementation for a given `Configuration`, or `MD5Signature` by default.