org.apache.cassandra.hadoop.pig

Class StorageHelper

java.lang.Object

org.apache.cassandra.hadoop.pig.StorageHelper

public class StorageHelper
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	PARTITION_FILTER_SIGNATURE
static java.lang.String	PIG_INITIAL_ADDRESS
static java.lang.String	PIG_INPUT_FORMAT
static java.lang.String	PIG_INPUT_INITIAL_ADDRESS
static java.lang.String	PIG_INPUT_PARTITIONER
static java.lang.String	PIG_INPUT_RPC_PORT
static java.lang.String	PIG_INPUT_SPLIT_SIZE
static java.lang.String	PIG_OUTPUT_FORMAT
static java.lang.String	PIG_OUTPUT_INITIAL_ADDRESS
static java.lang.String	PIG_OUTPUT_PARTITIONER
static java.lang.String	PIG_OUTPUT_RPC_PORT
static java.lang.String	PIG_PARTITIONER
static java.lang.String	PIG_RPC_PORT

Constructor Summary

Constructors

Constructor and Description
StorageHelper()

Method Summary

Modifier and Type	Method and Description
protected static java.lang.Object	cassandraToObj(AbstractType validator, java.nio.ByteBuffer value, int nativeProtocolVersion)
protected static byte	getPigType(AbstractType type) get pig type for the cassandra data type
protected static void	setConnectionInformation(org.apache.hadoop.conf.Configuration conf)
protected static void	setTupleValue(org.apache.pig.data.Tuple pair, int position, java.lang.Object value) set the value to the position of the tuple

Methods inherited from class java.lang.Object

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

Field Detail

PIG_INPUT_RPC_PORT

public static final java.lang.String PIG_INPUT_RPC_PORT

See Also:

Constant Field Values

PIG_INPUT_INITIAL_ADDRESS

public static final java.lang.String PIG_INPUT_INITIAL_ADDRESS

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Constant Field Values

PIG_INPUT_PARTITIONER

public static final java.lang.String PIG_INPUT_PARTITIONER

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Constant Field Values

PIG_OUTPUT_RPC_PORT

public static final java.lang.String PIG_OUTPUT_RPC_PORT

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Constant Field Values

PIG_OUTPUT_INITIAL_ADDRESS

public static final java.lang.String PIG_OUTPUT_INITIAL_ADDRESS

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Constant Field Values

PIG_OUTPUT_PARTITIONER

public static final java.lang.String PIG_OUTPUT_PARTITIONER

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Constant Field Values

PIG_RPC_PORT

public static final java.lang.String PIG_RPC_PORT

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Constant Field Values

PIG_INITIAL_ADDRESS

public static final java.lang.String PIG_INITIAL_ADDRESS

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Constant Field Values

PIG_PARTITIONER

public static final java.lang.String PIG_PARTITIONER

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Constant Field Values

PIG_INPUT_FORMAT

public static final java.lang.String PIG_INPUT_FORMAT

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Constant Field Values

PIG_OUTPUT_FORMAT

public static final java.lang.String PIG_OUTPUT_FORMAT

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Constant Field Values

PIG_INPUT_SPLIT_SIZE

public static final java.lang.String PIG_INPUT_SPLIT_SIZE

See Also:

Constant Field Values

PARTITION_FILTER_SIGNATURE

public static final java.lang.String PARTITION_FILTER_SIGNATURE

See Also:

Constant Field Values

Constructor Detail

StorageHelper

public StorageHelper()

Method Detail

setConnectionInformation

protected static void setConnectionInformation(org.apache.hadoop.conf.Configuration conf)

cassandraToObj

protected static java.lang.Object cassandraToObj(AbstractType validator,
                                                 java.nio.ByteBuffer value,
                                                 int nativeProtocolVersion)

setTupleValue

protected static void setTupleValue(org.apache.pig.data.Tuple pair,
                                    int position,
                                    java.lang.Object value)
                             throws org.apache.pig.backend.executionengine.ExecException

set the value to the position of the tuple

Throws:

org.apache.pig.backend.executionengine.ExecException

getPigType

protected static byte getPigType(AbstractType type)

get pig type for the cassandra data type