hera.util

Class BytesValueUtils

java.lang.Object

hera.util.BytesValueUtils

public class BytesValueUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
BytesValueUtils()

Method Summary

Modifier and Type	Method and Description
static byte[]	append(byte[] target, byte prefix) Append a prefix to the given target.
static BytesValue	append(BytesValue target, byte prefix) Append a prefix to the given target.
static byte[]	trimPrefix(byte[] source) Trim prefix of the target.
static BytesValue	trimPrefix(BytesValue target) Trim prefix of the target.
static void	validatePrefix(byte[] target, byte prefix) Validate a prefix of the target.
static void	validatePrefix(BytesValue target, byte prefix) Validate a prefix of the target.

Methods inherited from class java.lang.Object

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

Constructor Detail

BytesValueUtils

public BytesValueUtils()

Method Detail

validatePrefix

public static void validatePrefix(BytesValue target,
                                  byte prefix)

Validate a prefix of the target.

Parameters:

target - byte array to validate

prefix - a prefix

validatePrefix

public static void validatePrefix(byte[] target,
                                  byte prefix)

Validate a prefix of the target.

Parameters:

target - byte array to validate

prefix - a prefix

append

public static BytesValue append(BytesValue target,
                                byte prefix)

Append a prefix to the given target.

Parameters:

target - a target

prefix - a prefix to append

Returns:

a bytes value with prefix appended

append

public static byte[] append(byte[] target,
                            byte prefix)

Append a prefix to the given target.

Parameters:

target - a target

prefix - a prefix to append

Returns:

a bytes value with prefix appended

trimPrefix

public static BytesValue trimPrefix(BytesValue target)

Trim prefix of the target. Return BytesValue.EMPTY if source is null or empty.

Parameters:

target - a byte array

Returns:

byte array with prefix trimmed

trimPrefix

public static byte[] trimPrefix(byte[] source)

Trim prefix of the target. Return empty byte array if source is null or empty.

Parameters:

source - a byte array

Returns:

byte array with prefix trimmed