org.apache.nutch.util

Class NutchConfiguration

java.lang.Object

org.apache.nutch.util.NutchConfiguration

public class NutchConfiguration
extends Object

Utility to create Hadoop Configurations that include Nutch-specific resources.

Field Summary

Fields

Modifier and Type	Field and Description
static String	UUID_KEY

Method Summary

Methods

Modifier and Type	Method and Description
static org.apache.hadoop.conf.Configuration	create() Create a Configuration for Nutch.
static org.apache.hadoop.conf.Configuration	create(boolean addNutchResources, Properties nutchProperties) Create a Configuration from supplied properties.
static String	getUUID(org.apache.hadoop.conf.Configuration conf) Retrieve a Nutch UUID of this configuration object, or null if the configuration was created elsewhere.

Methods inherited from class java.lang.Object

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

Field Detail

UUID_KEY

public static final String UUID_KEY

See Also:

Constant Field Values

Method Detail

getUUID

public static String getUUID(org.apache.hadoop.conf.Configuration conf)

Retrieve a Nutch UUID of this configuration object, or null if the configuration was created elsewhere.

Parameters:

conf - configuration instance

Returns:

uuid or null

create

public static org.apache.hadoop.conf.Configuration create()

Create a Configuration for Nutch. This will load the standard Nutch resources, nutch-default.xml and nutch-site.xml overrides.

create

public static org.apache.hadoop.conf.Configuration create(boolean addNutchResources,
                                          Properties nutchProperties)

Create a Configuration from supplied properties.

Parameters:

addNutchResources - if true, then first nutch-default.xml, and then nutch-site.xml will be loaded prior to applying the properties. Otherwise these resources won't be used.

nutchProperties - a set of properties to define (or override)