Uses of Class
org.apache.nutch.metadata.Metadata

Packages that use Metadata

Package	Description
org.apache.nutch.indexer	Index content, configure and run indexing and cleaning jobs to add, update, and delete documents from an index.
org.apache.nutch.metadata	A Multi-valued Metadata container, and set of constant fields for Nutch Metadata.
org.apache.nutch.net.protocols	Helper classes related to the Protocol interface, see also org.apache.nutch.protocol.
org.apache.nutch.parse	The Parse interface and related classes.
org.apache.nutch.protocol	Classes related to the Protocol interface, see also org.apache.nutch.net.protocols.
org.apache.nutch.protocol.htmlunit	Protocol plugin which supports retrieving documents via HTTP/HTTPS using Selenium and the HtmlUnitDriver web driver for the for the HtmlUnit headless browser.
org.apache.nutch.protocol.http	Protocol plugin which supports retrieving documents via the http protocol.
org.apache.nutch.protocol.httpclient	Protocol plugin which supports retrieving documents via the HTTP andHTTPS protocols, optionally with Basic, Digest and NTLM authentication schemes for web server as well as proxy server.
org.apache.nutch.protocol.interactiveselenium	Protocol plugin which supports retrieving documents using and interacting with Selenium.
org.apache.nutch.protocol.okhttp	Protocol plugin for HTTP/HTTPS based on okhttp, supports HTTP 1.1 and/or http/2.
org.apache.nutch.protocol.selenium	Protocol plugin which supports retrieving documents via Selenium.
org.apache.nutch.scoring.webgraph	Scoring implementation based on link analysis (LinkRank), see WebGraph.
org.apache.nutch.segment	A segment stores all data from on generate/fetch/update cycle: fetch list, protocol status, raw content, parsed content, and extracted outgoing links.
org.apache.nutch.tools	Miscellaneous tools.
org.apache.nutch.tools.warc	Tools to import / export between Nutch segments and WARC archives.
org.creativecommons.nutch	Sample plugins that parse and index Creative Commons metadata.

Uses of Metadata in org.apache.nutch.indexer

Methods in org.apache.nutch.indexer that return Metadata

Modifier and Type	Method	Description
Metadata	NutchDocument.getDocumentMeta()

Uses of Metadata in org.apache.nutch.metadata

Subclasses of Metadata in org.apache.nutch.metadata

Modifier and Type	Class	Description
class	CaseInsensitiveMetadata	A decorator to Metadata that adds for case-insensitive lookup of keys.
class	SpellCheckedMetadata	A decorator to Metadata that adds spellchecking capabilities to property names.

Methods in org.apache.nutch.metadata that return Metadata

Modifier and Type	Method	Description
Metadata	MetaWrapper.getMetadata()	Get all metadata.

Methods in org.apache.nutch.metadata with parameters of type Metadata

Modifier and Type	Method	Description
void	Metadata.addAll(Metadata metadata)	Add all name/value mappings (merge two metadata mappings).

Constructors in org.apache.nutch.metadata with parameters of type Metadata

Constructor	Description
MetaWrapper(Metadata metadata, Writable instance, Configuration conf)

Uses of Metadata in org.apache.nutch.net.protocols

Methods in org.apache.nutch.net.protocols that return Metadata

Modifier and Type	Method	Description
Metadata	Response.getHeaders()	Get all the headers.

Uses of Metadata in org.apache.nutch.parse

Methods in org.apache.nutch.parse that return Metadata

Modifier and Type	Method	Description
Metadata	ParseData.getContentMeta()	The original Metadata retrieved from content
Metadata	HTMLMetaTags.getGeneralTags()
Metadata	ParseData.getParseMeta()	Other content properties.

Methods in org.apache.nutch.parse with parameters of type Metadata

Modifier and Type	Method	Description
void	ParseData.setParseMeta(Metadata parseMeta)

Constructors in org.apache.nutch.parse with parameters of type Metadata

Constructor	Description
ParseData(ParseStatus status, String title, Outlink[] outlinks, Metadata contentMeta)
ParseData(ParseStatus status, String title, Outlink[] outlinks, Metadata contentMeta, Metadata parseMeta)

Uses of Metadata in org.apache.nutch.protocol

Methods in org.apache.nutch.protocol that return Metadata

Modifier and Type	Method	Description
Metadata	Content.getMetadata()	Other protocol-specific data.

Methods in org.apache.nutch.protocol with parameters of type Metadata

Modifier and Type	Method	Description
void	Content.setMetadata(Metadata metadata)	Other protocol-specific data.

Constructors in org.apache.nutch.protocol with parameters of type Metadata

Constructor	Description
Content(String url, String base, byte[] content, String contentType, Metadata metadata, Configuration conf)
Content(String url, String base, byte[] content, String contentType, Metadata metadata, MimeUtil mimeTypes)

Uses of Metadata in org.apache.nutch.protocol.htmlunit

Methods in org.apache.nutch.protocol.htmlunit that return Metadata

Modifier and Type	Method	Description
Metadata	HttpResponse.getHeaders()

Uses of Metadata in org.apache.nutch.protocol.http

Methods in org.apache.nutch.protocol.http that return Metadata

Modifier and Type	Method	Description
Metadata	HttpResponse.getHeaders()

Uses of Metadata in org.apache.nutch.protocol.httpclient

Methods in org.apache.nutch.protocol.httpclient that return Metadata

Modifier and Type	Method	Description
Metadata	HttpResponse.getHeaders()

Methods in org.apache.nutch.protocol.httpclient with parameters of type Metadata

Modifier and Type	Method	Description
HttpAuthentication	HttpAuthenticationFactory.findAuthentication(Metadata header)

Uses of Metadata in org.apache.nutch.protocol.interactiveselenium

Methods in org.apache.nutch.protocol.interactiveselenium that return Metadata

Modifier and Type	Method	Description
Metadata	HttpResponse.getHeaders()

Uses of Metadata in org.apache.nutch.protocol.okhttp

Methods in org.apache.nutch.protocol.okhttp that return Metadata

Modifier and Type	Method	Description
Metadata	OkHttpResponse.getHeaders()

Uses of Metadata in org.apache.nutch.protocol.selenium

Methods in org.apache.nutch.protocol.selenium that return Metadata

Modifier and Type	Method	Description
Metadata	HttpResponse.getHeaders()

Uses of Metadata in org.apache.nutch.scoring.webgraph

Methods in org.apache.nutch.scoring.webgraph that return Metadata

Modifier and Type	Method	Description
Metadata	Node.getMetadata()

Methods in org.apache.nutch.scoring.webgraph with parameters of type Metadata

Modifier and Type	Method	Description
void	Node.setMetadata(Metadata metadata)

Uses of Metadata in org.apache.nutch.segment

Methods in org.apache.nutch.segment with parameters of type Metadata

Modifier and Type	Method	Description
static Charset	SegmentReader.getCharset(Metadata parseMeta)	Try to get HTML encoding from parse metadata.

Uses of Metadata in org.apache.nutch.tools

Fields in org.apache.nutch.tools declared as Metadata

Modifier and Type	Field	Description
protected Metadata	AbstractCommonCrawlFormat.metadata

Methods in org.apache.nutch.tools with parameters of type Metadata

Modifier and Type	Method	Description
static CommonCrawlFormat	CommonCrawlFormatFactory.getCommonCrawlFormat(String formatType, String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config)	Deprecated.
String	AbstractCommonCrawlFormat.getJsonData(String url, Content content, Metadata metadata)
String	AbstractCommonCrawlFormat.getJsonData(String url, Content content, Metadata metadata, ParseData parseData)
String	CommonCrawlFormat.getJsonData(String url, Content content, Metadata metadata)	Returns a string representation of the JSON structure of the URL content.
String	CommonCrawlFormat.getJsonData(String url, Content content, Metadata metadata, ParseData parseData)	Returns a string representation of the JSON structure of the URL content.
String	CommonCrawlFormatWARC.getJsonData(String url, Content content, Metadata metadata, ParseData parseData)

Constructors in org.apache.nutch.tools with parameters of type Metadata

Constructor	Description
AbstractCommonCrawlFormat(String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config)
CommonCrawlFormatJackson(String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config)
CommonCrawlFormatJettinson(String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config)
CommonCrawlFormatSimple(String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config)
CommonCrawlFormatWARC(String url, Content content, Metadata metadata, Configuration nutchConf, CommonCrawlConfig config, ParseData parseData)

Uses of Metadata in org.apache.nutch.tools.warc

Methods in org.apache.nutch.tools.warc with parameters of type Metadata

Modifier and Type	Method	Description
protected com.google.gson.JsonObject	WARCExporter.WARCMapReduce.WARCReducer.metadataToJson(Metadata meta)	Adds keys/values of a Nuta metadata container to a JsonObject.

Uses of Metadata in org.creativecommons.nutch

Methods in org.creativecommons.nutch with parameters of type Metadata

Modifier and Type	Method	Description
static void	CCParseFilter.Walker.walk(Node doc, URL base, Metadata metadata, Configuration conf)	Scan the document adding attributes to metadata.