Package org.apache.nutch.hostdb

# Class ReadHostDb

java.lang.Object
org.apache.hadoop.conf.Configured
org.apache.nutch.hostdb.ReadHostDb

All Implemented Interfaces:
  `Configurable`, `Tool`

public class ReadHostDb extends Configured implements Tool

See Also:
  - Commons

- ## Field Summary

  Fields
  Modifier and Type
  Field
  Description
  `static final String`
  `HOSTDB_DUMP_HEADER`
  `static final String`
  `HOSTDB_DUMP_HOMEPAGES`
  `static final String`
  `HOSTDB_DUMP_HOSTNAMES`
  `static final String`
  `HOSTDB_FILTER_EXPRESSION`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `ReadHostDb()`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `static void`
  `main(String[] args)`
  `int`
  `run(String[] args)`

  ### Methods inherited from class org.apache.hadoop.conf.Configured

  `getConf, setConf`

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

  ### Methods inherited from interface org.apache.hadoop.conf.Configurable

  `getConf, setConf`

- ## Field Details

  - ### HOSTDB_DUMP_HEADER

    public static final String HOSTDB_DUMP_HEADER
    See Also:
      - Constant Field Values

  - ### HOSTDB_DUMP_HOSTNAMES

    public static final String HOSTDB_DUMP_HOSTNAMES
    See Also:
      - Constant Field Values

  - ### HOSTDB_DUMP_HOMEPAGES

    public static final String HOSTDB_DUMP_HOMEPAGES
    See Also:
      - Constant Field Values

  - ### HOSTDB_FILTER_EXPRESSION

    public static final String HOSTDB_FILTER_EXPRESSION
    See Also:
      - Constant Field Values

- ## Constructor Details

  - ### ReadHostDb

    public ReadHostDb()

- ## Method Details

  - ### main

    public static void main(String[] args) throws Exception
    Throws:
      `Exception`

  - ### run

    public int run(String[] args) throws Exception
    Specified by:
      `run` in interface `Tool`
    Throws:
      `Exception`