com.maverick.ssh.components

Class Utils

java.lang.Object

com.maverick.ssh.components.Utils

public class Utils
extends Object

Constructor Summary

Constructors

Constructor and Description
Utils()

Method Summary

Modifier and Type	Method and Description
static String	after(String line, char ch)
static String	before(String line, char ch)
static String	bytesToHex(byte[] bytes)
static String	bytesToHex(byte[] bytes, int bytesPerLine, boolean separateBytes, boolean showText)
static String	bytesToHex(byte[] bytes, int off, int len)
static String	bytesToHex(byte[] bytes, int off, int len, int bytesPerLine, boolean separateBytes, boolean showText)
static String	csv(Collection<String> elements)
static String	csv(String... elements)
static String	csv(String separator, Collection<String> elements)
static String	csv(String separator, String... elements)
static byte[]	digest(Digest digest, byte[] data)
static String	exec(String... cmd)
static String	getAddress(String address)
static int	getPort(String address)
static byte[]	getUTF8Bytes(String value)
static boolean	hasPort(String address)
static byte[]	hexToBytes(String s) Converts a hex string to bytes.
static boolean	isBlank(String base)
static boolean	isNotBlank(String base)
static boolean	isNull(Object result)
static String	leftPad(String s, int n)
static int	nearestMultipleOf(int length, int i)
static boolean	nonNull(Object result)
static String	randomAlphaNumericString(int length)
static String	rightPad(String s, int n)
static byte[]	sha1(byte[] data)
static byte[]	sha256(byte[] data)
static byte[]	sha512(byte[] data)
static byte[]	stripLeadingZeros(byte[] data)
static String[]	toArray(String... values)

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

bytesToHex

public static String bytesToHex(byte[] bytes)

bytesToHex

public static String bytesToHex(byte[] bytes,
                                int off,
                                int len)

bytesToHex

public static String bytesToHex(byte[] bytes,
                                int bytesPerLine,
                                boolean separateBytes,
                                boolean showText)

bytesToHex

public static String bytesToHex(byte[] bytes,
                                int off,
                                int len,
                                int bytesPerLine,
                                boolean separateBytes,
                                boolean showText)

stripLeadingZeros

public static byte[] stripLeadingZeros(byte[] data)

nearestMultipleOf

public static int nearestMultipleOf(int length,
                                    int i)

csv

public static String csv(String... elements)

csv

public static String csv(Collection<String> elements)

randomAlphaNumericString

public static String randomAlphaNumericString(int length)

csv

public static String csv(String separator,
                         String... elements)

csv

public static String csv(String separator,
                         Collection<String> elements)

isNotBlank

public static boolean isNotBlank(String base)

isBlank

public static boolean isBlank(String base)

getUTF8Bytes

public static byte[] getUTF8Bytes(String value)

hexToBytes

public static byte[] hexToBytes(String s)

Converts a hex string to bytes.

Parameters:

s - the hex string to be converted.

Returns:

the byte[]

exec

public static String exec(String... cmd)
                   throws IOException,
                          InterruptedException

Throws:

IOException

InterruptedException

before

public static String before(String line,
                            char ch)

after

public static String after(String line,
                           char ch)

sha1

public static byte[] sha1(byte[] data)

sha256

public static byte[] sha256(byte[] data)

sha512

public static byte[] sha512(byte[] data)

digest

public static byte[] digest(Digest digest,
                            byte[] data)

toArray

public static String[] toArray(String... values)

nonNull

public static boolean nonNull(Object result)

isNull

public static boolean isNull(Object result)

rightPad

public static String rightPad(String s,
                              int n)

leftPad

public static String leftPad(String s,
                             int n)

hasPort

public static boolean hasPort(String address)

getPort

public static int getPort(String address)

getAddress

public static String getAddress(String address)