alluxio.hadoop

Class HadoopConfigurationUtils

java.lang.Object

alluxio.hadoop.HadoopConfigurationUtils

@ThreadSafe
public final class HadoopConfigurationUtils
extends java.lang.Object

Utility class for merging AlluxioConfiguration with Hadoop's Configuration class.

Method Summary

Modifier and Type	Method and Description
static java.util.Map<java.lang.String,java.lang.Object>	getConfigurationFromHadoop(org.apache.hadoop.conf.Configuration hadoopConf) Extracts relevant configuration from Hadoop Configuration.
static org.apache.hadoop.conf.Configuration	mergeAlluxioConfiguration(org.apache.hadoop.conf.Configuration source, AlluxioConfiguration alluxioConf) Merges an AlluxioConfiguration into an hadoop Configuration.

Methods inherited from class java.lang.Object

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

Method Detail

getConfigurationFromHadoop

public static java.util.Map<java.lang.String,java.lang.Object> getConfigurationFromHadoop(org.apache.hadoop.conf.Configuration hadoopConf)

Extracts relevant configuration from Hadoop Configuration.

Parameters:

hadoopConf - the Configuration to extract

Returns:

all relevant properties in a Map instance

mergeAlluxioConfiguration

public static org.apache.hadoop.conf.Configuration mergeAlluxioConfiguration(org.apache.hadoop.conf.Configuration source,
                                                                             AlluxioConfiguration alluxioConf)

Merges an AlluxioConfiguration into an hadoop Configuration.

Parameters:

source - The source hadoop configuration

alluxioConf - the alluxio configuration to merge

Returns:

a hadoop configuration object with the properties from the AlluxioConfiguration