com.mapr.db.indexrowkeyfmt

Class IndexRowKeyDecoder

java.lang.Object

com.mapr.db.indexrowkeyfmt.IndexRowKeyDecoder

public class IndexRowKeyDecoder
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
IndexRowKeyDecoder() Instantiate the IndexRowKeyDecoder
IndexRowKeyDecoder(boolean isHashed) Instantiate the IndexRowKeyDecoder
IndexRowKeyDecoder(boolean isHashed, boolean missingAndNullFirst)

Method Summary

Modifier and Type	Method and Description
IndexRowKeyComponent	getComponent(int idx) Returns the component for the given index
byte[]	getPrimaryTableRowKey() Returns the IndexRowKeyComponent corresponding to the primary table's row-key
void	init(int version, boolean[] descendingOrder) Initialize IndexRowKeyDecoder
int	setRowKey(com.mapr.utils.ByteReader encodedData)

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexRowKeyDecoder

public IndexRowKeyDecoder()

Instantiate the IndexRowKeyDecoder

IndexRowKeyDecoder

public IndexRowKeyDecoder(boolean isHashed)

Instantiate the IndexRowKeyDecoder

Parameters:

siInfo - Secondary Index Configuration Information

IndexRowKeyDecoder

public IndexRowKeyDecoder(boolean isHashed,
                          boolean missingAndNullFirst)

Method Detail

init

public void init(int version,
                 boolean[] descendingOrder)

Initialize IndexRowKeyDecoder

Parameters:

encodedData -

numComponents -

setRowKey

public int setRowKey(com.mapr.utils.ByteReader encodedData)

getComponent

public IndexRowKeyComponent getComponent(int idx)
                                  throws java.lang.IllegalArgumentException

Returns the component for the given index

Parameters:

index -

Returns:

IndexRowKeyComponent for the given index

Throws:

java.lang.IllegalArgumentException

getPrimaryTableRowKey

public byte[] getPrimaryTableRowKey()

Returns the IndexRowKeyComponent corresponding to the primary table's row-key

Returns: