org.janusgraph.diskstorage

Class KeyColumnValueStoreUtil

java.lang.Object

org.janusgraph.diskstorage.KeyColumnValueStoreUtil

public class KeyColumnValueStoreUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
KeyColumnValueStoreUtil()

Method Summary

Modifier and Type	Method and Description
static long	bufferToLong(StaticBuffer b)
static String	byteBufferToString(StaticBuffer b)
static void	delete(KeyColumnValueStore store, StoreTransaction txn, long key, String col)
static String	get(KeyColumnValueStore store, StoreTransaction txn, long key, String col)
static void	insert(KeyColumnValueStore store, StoreTransaction txn, long key, String col, String val)
static void	loadValues(KeyColumnValueStore store, StoreTransaction tx, String[][] values)
static void	loadValues(KeyColumnValueStore store, StoreTransaction tx, String[][] values, int shiftEveryNthRow, int shiftSliceLength)
static StaticBuffer	longToByteBuffer(long l)
static StaticBuffer	stringToByteBuffer(String s)

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyColumnValueStoreUtil

public KeyColumnValueStoreUtil()

Method Detail

delete

public static void delete(KeyColumnValueStore store,
                          StoreTransaction txn,
                          long key,
                          String col)
                   throws BackendException

Throws:

BackendException

get

public static String get(KeyColumnValueStore store,
                         StoreTransaction txn,
                         long key,
                         String col)
                  throws BackendException

Throws:

BackendException

insert

public static void insert(KeyColumnValueStore store,
                          StoreTransaction txn,
                          long key,
                          String col,
                          String val)
                   throws BackendException

Throws:

BackendException

loadValues

public static void loadValues(KeyColumnValueStore store,
                              StoreTransaction tx,
                              String[][] values)
                       throws BackendException

Throws:

BackendException

loadValues

public static void loadValues(KeyColumnValueStore store,
                              StoreTransaction tx,
                              String[][] values,
                              int shiftEveryNthRow,
                              int shiftSliceLength)
                       throws BackendException

Throws:

BackendException

byteBufferToString

public static String byteBufferToString(StaticBuffer b)

stringToByteBuffer

public static StaticBuffer stringToByteBuffer(String s)

longToByteBuffer

public static StaticBuffer longToByteBuffer(long l)

bufferToLong

public static long bufferToLong(StaticBuffer b)