com.ing.data.cassandra.jdbc.utils

Class ByteBufferUtil

java.lang.Object

com.ing.data.cassandra.jdbc.utils.ByteBufferUtil

public final class ByteBufferUtil
extends Object

Utility methods for ByteBuffer manipulation.

This class is a partial copy of org.apache.cassandra.utils.ByteBufferUtil class from cassandra-all library.

Method Summary

Modifier and Type	Method and Description
static ByteBuffer	bytes(byte b) Encodes a byte in a ByteBuffer.
static ByteBuffer	bytes(double d) Encodes a double in a ByteBuffer.
static ByteBuffer	bytes(float f) Encodes a float in a ByteBuffer.
static ByteBuffer	bytes(int i) Encodes an int in a ByteBuffer.
static ByteBuffer	bytes(long n) Encodes a long in a ByteBuffer.
static ByteBuffer	bytes(short s) Encodes a short in a ByteBuffer.
static ByteBuffer	bytes(String s) Encodes a String in a ByteBuffer using UTF-8.
static byte[]	getArray(ByteBuffer buffer) Gets a byte array representation of a ByteBuffer.
static double	toDouble(ByteBuffer bytes) Converts a ByteBuffer to a double.
static float	toFloat(ByteBuffer bytes) Converts a ByteBuffer to a float.
static int	toInt(ByteBuffer bytes) Converts a ByteBuffer to an integer.
static long	toLong(ByteBuffer bytes) Converts a ByteBuffer to a long.
static short	toShort(ByteBuffer bytes) Converts a ByteBuffer to a short.

Methods inherited from class java.lang.Object

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

Method Detail

bytes

public static ByteBuffer bytes(String s)

Encodes a String in a ByteBuffer using UTF-8.

Parameters:

s - The string to encode.

Returns:

The encoded string.

bytes

public static ByteBuffer bytes(byte b)

Encodes a byte in a ByteBuffer.

Parameters:

b - The byte to encode.

Returns:

The encoded byte.

bytes

public static ByteBuffer bytes(short s)

Encodes a short in a ByteBuffer.

Parameters:

s - The short to encode.

Returns:

The encoded short.

bytes

public static ByteBuffer bytes(int i)

Encodes an int in a ByteBuffer.

Parameters:

i - The int to encode.

Returns:

The encoded int.

bytes

public static ByteBuffer bytes(long n)

Encodes a long in a ByteBuffer.

Parameters:

n - The long to encode.

Returns:

The encoded long.

bytes

public static ByteBuffer bytes(float f)

Encodes a float in a ByteBuffer.

Parameters:

f - The float to encode.

Returns:

The encoded float.

bytes

public static ByteBuffer bytes(double d)

Encodes a double in a ByteBuffer.

Parameters:

d - The double to encode.

Returns:

The encoded double.

toInt

public static int toInt(ByteBuffer bytes)

Converts a ByteBuffer to an integer. Does not change the byte buffer position.

Parameters:

bytes - The byte buffer to convert to integer.

Returns:

The integer representation of the byte buffer.

toShort

public static short toShort(ByteBuffer bytes)

Converts a ByteBuffer to a short. Does not change the byte buffer position.

Parameters:

bytes - The byte buffer to convert to short.

Returns:

The short representation of the byte buffer.

toLong

public static long toLong(ByteBuffer bytes)

Converts a ByteBuffer to a long. Does not change the byte buffer position.

Parameters:

bytes - The byte buffer to convert to long.

Returns:

The long representation of the byte buffer.

toFloat

public static float toFloat(ByteBuffer bytes)

Converts a ByteBuffer to a float. Does not change the byte buffer position.

Parameters:

bytes - The byte buffer to convert to float.

Returns:

The float representation of the byte buffer.

toDouble

public static double toDouble(ByteBuffer bytes)

Converts a ByteBuffer to a double. Does not change the byte buffer position.

Parameters:

bytes - The byte buffer to convert to double.

Returns:

The double representation of the byte buffer.

getArray

public static byte[] getArray(ByteBuffer buffer)

Gets a byte array representation of a ByteBuffer.

Parameters:

buffer - The byte buffer to represent as an array.

Returns:

The array representation of the byte buffer.