org.hypergraphdb.storage

Class BAUtils

java.lang.Object

org.hypergraphdb.storage.BAUtils

public class BAUtils
extends Object

This class contains some utilities methods to read/write primitively typed values from/to a byte buffer.

Author:

Borislav Iordanov

Constructor Summary

Constructors

Constructor and Description
BAUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static int	compare(byte[] left, int leftPos, byte[] right, int rightPos, int max)
static boolean	eq(byte[] left, int leftPos, byte[] right, int rightPos, int size)
static int	readInt(byte[] data, int offset)
static long	readLong(byte[] data, int offset)
static long	readUnsignedInt(byte[] data, int offset)
static void	writeInt(int val, byte[] data, int offset)
static void	writeLong(long v, byte[] data, int offset)
static void	writeUnsignedInt(long c, byte[] data, int offset)
static void	writeUnsignedLong(long v, byte[] data, int offset)

Methods inherited from class java.lang.Object

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

Constructor Detail

BAUtils

public BAUtils()

Method Detail

readLong

public static long readLong(byte[] data,
            int offset)

writeLong

public static void writeLong(long v,
             byte[] data,
             int offset)

writeUnsignedLong

public static void writeUnsignedLong(long v,
                     byte[] data,
                     int offset)

readInt

public static int readInt(byte[] data,
          int offset)

readUnsignedInt

public static long readUnsignedInt(byte[] data,
                   int offset)

writeInt

public static void writeInt(int val,
            byte[] data,
            int offset)

writeUnsignedInt

public static void writeUnsignedInt(long c,
                    byte[] data,
                    int offset)

eq

public static boolean eq(byte[] left,
         int leftPos,
         byte[] right,
         int rightPos,
         int size)

compare

public static int compare(byte[] left,
          int leftPos,
          byte[] right,
          int rightPos,
          int max)