Package com.openstego.desktop.util

Class StringUtil

java.lang.Object

com.openstego.desktop.util.StringUtil

public class StringUtil
extends Object

Utility class to manipulate strings

Method Summary

Modifier and Type	Method	Description
static String	getHexString(byte[] raw)	Method to convert byte array to hexadecimal string
static List<String>	getStringLines(String input)	Method to tokenize a string by line breaks
static boolean	isNullOrEmpty(String val)	Checks whether the given string is null or empty
static long	passwordHash(String password)	Method to get the long hash from the password.

Methods inherited from class java.lang.Object

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

Method Details

getHexString

public static String getHexString(byte[] raw)

Method to convert byte array to hexadecimal string

Parameters:

raw - Raw byte array

Returns:

Hex string

passwordHash

public static long passwordHash(String password)

Method to get the long hash from the password. This is used for seeding the random number generator

Parameters:

password - Password to hash

Returns:

Long hash of the password

getStringLines

public static List<String> getStringLines(String input)
                                   throws OpenStegoException

Method to tokenize a string by line breaks

Parameters:

input - Input string

Returns:

List of strings tokenized by line breaks

Throws:

OpenStegoException

isNullOrEmpty

public static boolean isNullOrEmpty(String val)

Checks whether the given string is null or empty

Parameters:

val - Input string

Returns:

flag