org.apache.nutch.metadata

## Interface Nutch

- All Known Implementing Classes:
    Metadata, SpellCheckedMetadata

      public interface Nutch

  A collection of Nutch internal metadata constants.
  Author:
    Chris Mattmann, Jérôme Charron

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static java.lang.String` | `ALL_BATCH_ID_STR`
    `static org.apache.avro.util.Utf8` | `ALL_CRAWL_ID`
    `static java.lang.String` | `ARG_BATCH` Batch id to select.
    `static java.lang.String` | `ARG_CLASS` Class to run as a NutchTool.
    `static java.lang.String` | `ARG_CRAWL` Crawl id to use.
    `static java.lang.String` | `ARG_CURTIME` The notion of current time.
    `static java.lang.String` | `ARG_DEPTH` Depth (number of cycles) of a crawl.
    `static java.lang.String` | `ARG_FILTER` Apply URLFilters.
    `static java.lang.String` | `ARG_FORCE` Force processing even if there are locks or inconsistencies.
    `static java.lang.String` | `ARG_NORMALIZE` Apply URLNormalizers.
    `static java.lang.String` | `ARG_NUMTASKS` Number of fetcher tasks.
    `static java.lang.String` | `ARG_RESUME` Resume previously aborted op.
    `static java.lang.String` | `ARG_SEEDDIR` a path to a directory containing a list of seed URLs.
    `static java.lang.String` | `ARG_SEEDLIST` Whitespace-separated list of seed URLs.
    `static java.lang.String` | `ARG_SITEMAP` Sitemaps.
    `static java.lang.String` | `ARG_SITEMAP_DETECT` Sitemap Detect as fetch .
    `static java.lang.String` | `ARG_SOLR` Solr URL.
    `static java.lang.String` | `ARG_SORT` Sort statistics.
    `static java.lang.String` | `ARG_THREADS` Number of fetcher threads (per map task).
    `static java.lang.String` | `ARG_TOPN` Generate topN scoring URLs.
    `static java.lang.String` | `BATCH_NAME_KEY`
    `static java.lang.String` | `CACHING_FORBIDDEN_ALL` Don't show either original forbidden content or summaries.
    `static java.lang.String` | `CACHING_FORBIDDEN_CONTENT` Don't show original forbidden content, but show summaries.
    `static java.lang.String` | `CACHING_FORBIDDEN_KEY` Sites may request that search engines don't provide access to cached documents.
    `static org.apache.avro.util.Utf8` | `CACHING_FORBIDDEN_KEY_UTF8`
    `static java.lang.String` | `CACHING_FORBIDDEN_NONE` Show both original forbidden content and summaries (default).
    `static java.lang.String` | `CHAR_ENCODING_FOR_CONVERSION`
    `static java.lang.String` | `CRAWL_ID_KEY`
    `static java.lang.String` | `FETCH_STATUS_KEY`
    `static java.lang.String` | `FETCH_TIME_KEY`
    `static java.lang.String` | `GENERATE_TIME_KEY`
    `static java.lang.String` | `ORIGINAL_CHAR_ENCODING`
    `static java.lang.String` | `PROTO_STATUS_KEY`
    `static java.lang.String` | `REPR_URL_KEY`
    `static java.lang.String` | `SCORE_KEY`
    `static java.lang.String` | `SIGNATURE_KEY`
    `static java.lang.String` | `STAT_COUNTERS` Counters.
    `static java.lang.String` | `STAT_JOBS` Jobs.
    `static java.lang.String` | `STAT_MESSAGE` Status / result message.
    `static java.lang.String` | `STAT_PHASE` Phase of processing.
    `static java.lang.String` | `STAT_PROGRESS` Progress (float).
    `static Text` | `WRITABLE_GENERATE_TIME_KEY`
    `static Text` | `WRITABLE_PROTO_STATUS_KEY`
    `static Text` | `WRITABLE_REPR_URL_KEY`

- - ### Field Detail

    - #### ORIGINAL_CHAR_ENCODING

          static final java.lang.String ORIGINAL_CHAR_ENCODING

      See Also:
        Constant Field Values

    - #### CHAR_ENCODING_FOR_CONVERSION

          static final java.lang.String CHAR_ENCODING_FOR_CONVERSION

      See Also:
        Constant Field Values

    - #### SIGNATURE_KEY

          static final java.lang.String SIGNATURE_KEY

      See Also:
        Constant Field Values

    - #### BATCH_NAME_KEY

          static final java.lang.String BATCH_NAME_KEY

      See Also:
        Constant Field Values

    - #### SCORE_KEY

          static final java.lang.String SCORE_KEY

      See Also:
        Constant Field Values

    - #### GENERATE_TIME_KEY

          static final java.lang.String GENERATE_TIME_KEY

      See Also:
        Constant Field Values

    - #### WRITABLE_GENERATE_TIME_KEY

          static final Text WRITABLE_GENERATE_TIME_KEY

    - #### PROTO_STATUS_KEY

          static final java.lang.String PROTO_STATUS_KEY

      See Also:
        Constant Field Values

    - #### WRITABLE_PROTO_STATUS_KEY

          static final Text WRITABLE_PROTO_STATUS_KEY

    - #### FETCH_TIME_KEY

          static final java.lang.String FETCH_TIME_KEY

      See Also:
        Constant Field Values

    - #### FETCH_STATUS_KEY

          static final java.lang.String FETCH_STATUS_KEY

      See Also:
        Constant Field Values

    - #### CACHING_FORBIDDEN_KEY

          static final java.lang.String CACHING_FORBIDDEN_KEY

      Sites may request that search engines don't provide access to cached documents.
      See Also:
        Constant Field Values

    - #### CACHING_FORBIDDEN_KEY_UTF8

          static final org.apache.avro.util.Utf8 CACHING_FORBIDDEN_KEY_UTF8

    - #### CACHING_FORBIDDEN_NONE

          static final java.lang.String CACHING_FORBIDDEN_NONE

      Show both original forbidden content and summaries (default).
      See Also:
        Constant Field Values

    - #### CACHING_FORBIDDEN_ALL

          static final java.lang.String CACHING_FORBIDDEN_ALL

      Don't show either original forbidden content or summaries.
      See Also:
        Constant Field Values

    - #### CACHING_FORBIDDEN_CONTENT

          static final java.lang.String CACHING_FORBIDDEN_CONTENT

      Don't show original forbidden content, but show summaries.
      See Also:
        Constant Field Values

    - #### REPR_URL_KEY

          static final java.lang.String REPR_URL_KEY

      See Also:
        Constant Field Values

    - #### WRITABLE_REPR_URL_KEY

          static final Text WRITABLE_REPR_URL_KEY

    - #### ALL_BATCH_ID_STR

          static final java.lang.String ALL_BATCH_ID_STR

      See Also:
        Constant Field Values

    - #### ALL_CRAWL_ID

          static final org.apache.avro.util.Utf8 ALL_CRAWL_ID

    - #### CRAWL_ID_KEY

          static final java.lang.String CRAWL_ID_KEY

      See Also:
        Constant Field Values

    - #### ARG_BATCH

          static final java.lang.String ARG_BATCH

      Batch id to select.
      See Also:
        Constant Field Values

    - #### ARG_CRAWL

          static final java.lang.String ARG_CRAWL

      Crawl id to use.
      See Also:
        Constant Field Values

    - #### ARG_RESUME

          static final java.lang.String ARG_RESUME

      Resume previously aborted op.
      See Also:
        Constant Field Values

    - #### ARG_FORCE

          static final java.lang.String ARG_FORCE

      Force processing even if there are locks or inconsistencies.
      See Also:
        Constant Field Values

    - #### ARG_SORT

          static final java.lang.String ARG_SORT

      Sort statistics.
      See Also:
        Constant Field Values

    - #### ARG_SOLR

          static final java.lang.String ARG_SOLR

      Solr URL.
      See Also:
        Constant Field Values

    - #### ARG_THREADS

          static final java.lang.String ARG_THREADS

      Number of fetcher threads (per map task).
      See Also:
        Constant Field Values

    - #### ARG_NUMTASKS

          static final java.lang.String ARG_NUMTASKS

      Number of fetcher tasks.
      See Also:
        Constant Field Values

    - #### ARG_TOPN

          static final java.lang.String ARG_TOPN

      Generate topN scoring URLs.
      See Also:
        Constant Field Values

    - #### ARG_CURTIME

          static final java.lang.String ARG_CURTIME

      The notion of current time.
      See Also:
        Constant Field Values

    - #### ARG_FILTER

          static final java.lang.String ARG_FILTER

      Apply URLFilters.
      See Also:
        Constant Field Values

    - #### ARG_NORMALIZE

          static final java.lang.String ARG_NORMALIZE

      Apply URLNormalizers.
      See Also:
        Constant Field Values

    - #### ARG_SEEDLIST

          static final java.lang.String ARG_SEEDLIST

      Whitespace-separated list of seed URLs.
      See Also:
        Constant Field Values

    - #### ARG_SEEDDIR

          static final java.lang.String ARG_SEEDDIR

      a path to a directory containing a list of seed URLs.
      See Also:
        Constant Field Values

    - #### ARG_CLASS

          static final java.lang.String ARG_CLASS

      Class to run as a NutchTool.
      See Also:
        Constant Field Values

    - #### ARG_DEPTH

          static final java.lang.String ARG_DEPTH

      Depth (number of cycles) of a crawl.
      See Also:
        Constant Field Values

    - #### ARG_SITEMAP

          static final java.lang.String ARG_SITEMAP

      Sitemaps.
      See Also:
        Constant Field Values

    - #### ARG_SITEMAP_DETECT

          static final java.lang.String ARG_SITEMAP_DETECT

      Sitemap Detect as fetch .
      See Also:
        Constant Field Values

    - #### STAT_MESSAGE

          static final java.lang.String STAT_MESSAGE

      Status / result message.
      See Also:
        Constant Field Values

    - #### STAT_PHASE

          static final java.lang.String STAT_PHASE

      Phase of processing.
      See Also:
        Constant Field Values

    - #### STAT_PROGRESS

          static final java.lang.String STAT_PROGRESS

      Progress (float).
      See Also:
        Constant Field Values

    - #### STAT_JOBS

          static final java.lang.String STAT_JOBS

      Jobs.
      See Also:
        Constant Field Values

    - #### STAT_COUNTERS

          static final java.lang.String STAT_COUNTERS

      Counters.
      See Also:
        Constant Field Values

Copyright © 2019 The Apache Software Foundation