org.apache.cassandra.hadoop

Class ConfigHelper

java.lang.Object

org.apache.cassandra.hadoop.ConfigHelper

public class ConfigHelper
extends Object

Constructor Summary

Constructors

Constructor and Description
ConfigHelper()

Method Summary

Modifier and Type	Method and Description
static String	getInputColumnFamily(org.apache.hadoop.conf.Configuration conf)
static String	getInputInitialAddress(org.apache.hadoop.conf.Configuration conf)
static Pair<String,String>	getInputKeyRange(org.apache.hadoop.conf.Configuration conf) The start and end token of the input key range as a pair.
static String	getInputKeyspace(org.apache.hadoop.conf.Configuration conf)
static String	getInputPartitioner(org.apache.hadoop.conf.Configuration conf)
static int	getInputSplitSize(org.apache.hadoop.conf.Configuration conf)
static int	getInputSplitSizeInMb(org.apache.hadoop.conf.Configuration conf) cassandra.input.split.size will be used if the value is undefined or negative.
static String	getReadConsistencyLevel(org.apache.hadoop.conf.Configuration conf)
static void	setInputColumnFamily(org.apache.hadoop.conf.Configuration conf, String keyspace, String columnFamily, boolean widerows) Set the keyspace and column family for the input of this job.
static void	setInputInitialAddress(org.apache.hadoop.conf.Configuration conf, String address)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConfigHelper

public ConfigHelper()

Method Detail

setInputColumnFamily

public static void setInputColumnFamily(org.apache.hadoop.conf.Configuration conf,
                                        String keyspace,
                                        String columnFamily,
                                        boolean widerows)

Set the keyspace and column family for the input of this job.

Parameters:

conf - Job configuration you are about to run

keyspace -

columnFamily -

widerows -

getInputSplitSize

public static int getInputSplitSize(org.apache.hadoop.conf.Configuration conf)

getInputSplitSizeInMb

public static int getInputSplitSizeInMb(org.apache.hadoop.conf.Configuration conf)

cassandra.input.split.size will be used if the value is undefined or negative.

Parameters:

conf - Job configuration you are about to run

Returns:

split size in MB or -1 if it is undefined.

getInputKeyRange

public static Pair<String,String> getInputKeyRange(org.apache.hadoop.conf.Configuration conf)

The start and end token of the input key range as a pair. may be null if unset.

getInputKeyspace

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

getInputColumnFamily

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

getReadConsistencyLevel

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

getInputInitialAddress

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

setInputInitialAddress

public static void setInputInitialAddress(org.apache.hadoop.conf.Configuration conf,
                                          String address)

getInputPartitioner

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