io.lakefs

Class FSConfiguration

java.lang.Object

io.lakefs.FSConfiguration

public final class FSConfiguration
extends Object

Constructor Summary

Constructors

Constructor and Description
FSConfiguration()

Method Summary

Modifier and Type	Method and Description
static String	get(org.apache.hadoop.conf.Configuration conf, String scheme, String keySuffix) lookup value from configuration based on scheme and key suffix.
static String	get(org.apache.hadoop.conf.Configuration conf, String scheme, String keySuffix, String defaultValue) lookup value from configuration based on scheme and key suffix, returns default in case of null value.
static int	getInt(org.apache.hadoop.conf.Configuration conf, String scheme, String keySuffix, int defaultValue)
static Map<String,String>	getMap(org.apache.hadoop.conf.Configuration conf, String scheme, String keySuffix) lookup a map in a configuration key.

Methods inherited from class java.lang.Object

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

Constructor Detail

FSConfiguration

public FSConfiguration()

Method Detail

get

public static String get(org.apache.hadoop.conf.Configuration conf,
                         String scheme,
                         String keySuffix)

lookup value from configuration based on scheme and key suffix. first try to get "fs.[scheme].[key suffix]", if value not found use the default scheme to build a key for lookup.

Parameters:

conf - configuration object to get the value from

scheme - used to format the key for lookup

keySuffix - key suffix to lookup

Returns:

key value or null in case no value found

get

public static String get(org.apache.hadoop.conf.Configuration conf,
                         String scheme,
                         String keySuffix,
                         String defaultValue)

lookup value from configuration based on scheme and key suffix, returns default in case of null value.

Parameters:

conf - configuration object to get the value from

scheme - used to format key for lookup

keySuffix - key suffix to lookup

defaultValue - default value returned in case of null

Returns:

value found or default value

getInt

public static int getInt(org.apache.hadoop.conf.Configuration conf,
                         String scheme,
                         String keySuffix,
                         int defaultValue)

getMap

public static Map<String,String> getMap(org.apache.hadoop.conf.Configuration conf,
                                        String scheme,
                                        String keySuffix)

lookup a map in a configuration key. The map is expected to be in the format of "key1:value1,key2:value2"

Parameters:

conf - configuration object to get the value from

scheme - used to format key for lookup

keySuffix - key suffix to lookup

Returns:

value found or default value