## Uses of Interface
org.apache.nutch.indexer.IndexingFilter

- Packages that use IndexingFilter
  Package | Description
  --- | ---
  org.apache.nutch.analysis.lang | Text document language identifier.
  org.apache.nutch.indexer.anchor | An indexing plugin for inbound anchor text.
  org.apache.nutch.indexer.arbitrary | Indexing filter to add document arbitrary data to the index from the output of a user-specified class.
  org.apache.nutch.indexer.basic | A basic indexing plugin, adds basic fields: url, host, title, content, etc.
  org.apache.nutch.indexer.feed | Indexing filter to index meta data from RSS feeds.
  org.apache.nutch.indexer.filter |
  org.apache.nutch.indexer.geoip | This plugin implements an indexing filter which takes advantage of the GeoIP2-java API.
  org.apache.nutch.indexer.jexl | This plugin implements a dynamic indexing filter which uses JEXL expressions to allow filtering based on the page's metadata
  org.apache.nutch.indexer.links |
  org.apache.nutch.indexer.metadata | Indexing filter to add document metadata to the index.
  org.apache.nutch.indexer.more | A more indexing plugin, adds "more" index fields:last modified date, MIME type, content length.
  org.apache.nutch.indexer.replace | Indexing filter to allow pattern replacements on metadata.
  org.apache.nutch.indexer.staticfield | A simple plugin called at indexing that adds fields with static data.
  org.apache.nutch.indexer.subcollection | Indexing filter to assign documents to subcollections.
  org.apache.nutch.indexer.tld | Top Level Domain Indexing plugin.
  org.apache.nutch.indexer.urlmeta | URL Meta Tag Indexing Plugin
  org.apache.nutch.microformats.reltag | A microformats Rel-Tag Parser/Indexer/Querier plugin.
  org.creativecommons.nutch | Sample plugins that parse and index Creative Commons metadata.

- - ### Uses of IndexingFilter in org.apache.nutch.analysis.lang

    Classes in org.apache.nutch.analysis.lang that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `LanguageIndexingFilter` | An `IndexingFilter` that add a `lang` (language) field to the document.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.anchor

    Classes in org.apache.nutch.indexer.anchor that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `AnchorIndexingFilter` | Indexing filter that offers an option to either index all inbound anchor text for a document or deduplicate anchors.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.arbitrary

    Classes in org.apache.nutch.indexer.arbitrary that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ArbitraryIndexingFilter` | Adds arbitrary searchable fields to a document from the class and method the user identifies in the config.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.basic

    Classes in org.apache.nutch.indexer.basic that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `BasicIndexingFilter` | Adds basic searchable fields to a document.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.feed

    Classes in org.apache.nutch.indexer.feed that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `FeedIndexingFilter` |

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.filter

    Classes in org.apache.nutch.indexer.filter that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `MimeTypeIndexingFilter` | An `IndexingFilter` that allows filtering of documents based on the MIME Type detected by Tika

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.geoip

    Classes in org.apache.nutch.indexer.geoip that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `GeoIPIndexingFilter` | This plugin implements an indexing filter which takes advantage of the GeoIP2-java API.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.jexl

    Classes in org.apache.nutch.indexer.jexl that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `JexlIndexingFilter` | An `IndexingFilter` that allows filtering of documents based on a JEXL expression.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.links

    Classes in org.apache.nutch.indexer.links that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `LinksIndexingFilter` | An `IndexingFilter` that adds `outlinks` and `inlinks` field(s) to the document.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.metadata

    Classes in org.apache.nutch.indexer.metadata that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `MetadataIndexer` | Indexer which can be configured to extract metadata from the crawldb, parse metadata or content metadata.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.more

    Classes in org.apache.nutch.indexer.more that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `MoreIndexingFilter` | Add (or reset) a few metaData properties as respective fields (if they are available), so that they can be accurately used within the search index.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.replace

    Classes in org.apache.nutch.indexer.replace that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ReplaceIndexer` | Do pattern replacements on selected field contents prior to indexing.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.staticfield

    Classes in org.apache.nutch.indexer.staticfield that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `StaticFieldIndexer` | A simple plugin called at indexing that adds fields with static data.

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.subcollection

    Classes in org.apache.nutch.indexer.subcollection that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `SubcollectionIndexingFilter` |

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.tld

    Classes in org.apache.nutch.indexer.tld that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `TLDIndexingFilter` | Adds the top-level domain extensions to the index

  - ### Uses of IndexingFilter in org.apache.nutch.indexer.urlmeta

    Classes in org.apache.nutch.indexer.urlmeta that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `URLMetaIndexingFilter` | This is part of the URL Meta plugin.

  - ### Uses of IndexingFilter in org.apache.nutch.microformats.reltag

    Classes in org.apache.nutch.microformats.reltag that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `RelTagIndexingFilter` | An `IndexingFilter` that add `tag` field(s) to the document.

  - ### Uses of IndexingFilter in org.creativecommons.nutch

    Classes in org.creativecommons.nutch that implement IndexingFilter
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `CCIndexingFilter` | Adds basic searchable fields to a document.