org.apache.nutch.parse: public interface: Parser

org.apache.nutch.parse
public interface: Parser [javadoc | source]

All Implemented Interfaces:
org.apache.hadoop.conf.Configurable, Pluggable

All Known Implementing Classes:
ZipParser, ExtParser, MP3Parser, MSWordParser, RSSParser, SWFParser, PdfParser, FeedParser, MSExcelParser, RTFParseFactory, MSBaseParser, HtmlParser, JSParseFilter, OOParser, MSPowerPointParser, TextParser

A parser for content generated by a org.apache.nutch.protocol.Protocol implementation. This interface is implemented by extensions. Nutch's core contains no page parsing code.

Field Summary
public static final String	X_POINT_ID	The name of the extension point.

Method from org.apache.nutch.parse.Parser Summary:
getParse

Method from org.apache.nutch.parse.Parser Detail:
public ParseResult getParse(Content c) This method parses the given content and returns a map of <key, parse> pairs. Parse instances will be persisted under the given key. Note: Meta-redirects should be followed only when they are coming from the original URL. That is: Assume fetcher is in parsing mode and is currently processing foo.bar.com/redirect.html. If this url contains a meta redirect to another url, fetcher should only follow the redirect if the map contains an entry of the form <"foo.bar.com/redirect.html", Parse with a ParseStatus indicating the redirect>.

Method from org.apache.nutch.parse.Parser Detail:

 public ParseResult getParse(Content c)
This method parses the given content and returns a map of
<key, parse> pairs. Parse  instances will be persisted
under the given key.


Note: Meta-redirects should be followed only when they are coming from
the original URL. That is: 

Assume fetcher is in parsing mode and is currently processing
foo.bar.com/redirect.html. If this url contains a meta redirect
to another url, fetcher should only follow the redirect if the map
contains an entry of the form <"foo.bar.com/redirect.html",
Parse  with a ParseStatus  indicating the redirect>.