org.tron.trident.core.utils

Class ByteArray

java.lang.Object

org.tron.trident.core.utils.ByteArray

public class ByteArray
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static byte[]	EMPTY_BYTE_ARRAY

Constructor Summary

Constructors

Constructor and Description
ByteArray()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	fromHex(java.lang.String x)
static byte[]	fromHexString(java.lang.String data) get bytes data from hex string data.
static byte[]	fromInt(int val)
static byte[]	fromLong(long val)
static java.math.BigInteger	hexToBigInteger(java.lang.String input)
static boolean	isEmpty(byte[] input)
static boolean	isHexString(java.lang.String str)
static int	jsonHexToInt(java.lang.String x)
static boolean	matrixContains(java.util.List<byte[]> source, byte[] obj)
static byte[]	subArray(byte[] input, int start, int end) Generate a subarray of a given byte array.
static java.lang.String	toHexString(byte[] data)
static java.lang.String	toJsonHex(byte[] x) Stringify byte[] x null for null null for empty []
static java.lang.String	toJsonHex(java.lang.Long x)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_BYTE_ARRAY

public static final byte[] EMPTY_BYTE_ARRAY

Constructor Detail

ByteArray

public ByteArray()

Method Detail

toHexString

public static java.lang.String toHexString(byte[] data)

fromHexString

public static byte[] fromHexString(java.lang.String data)

get bytes data from hex string data.

fromLong

public static byte[] fromLong(long val)

fromInt

public static byte[] fromInt(int val)

toJsonHex

public static java.lang.String toJsonHex(byte[] x)

Stringify byte[] x null for null null for empty []

toJsonHex

public static java.lang.String toJsonHex(java.lang.Long x)

hexToBigInteger

public static java.math.BigInteger hexToBigInteger(java.lang.String input)

jsonHexToInt

public static int jsonHexToInt(java.lang.String x)
                        throws java.lang.Exception

Throws:

java.lang.Exception

subArray

public static byte[] subArray(byte[] input,
                              int start,
                              int end)

Generate a subarray of a given byte array.

Parameters:

input - the input byte array

start - the start index

end - the end index

Returns:

a subarray of input, ranging from start (inclusively) to end (exclusively)

isEmpty

public static boolean isEmpty(byte[] input)

matrixContains

public static boolean matrixContains(java.util.List<byte[]> source,
                                     byte[] obj)

fromHex

public static java.lang.String fromHex(java.lang.String x)

isHexString

public static boolean isHexString(java.lang.String str)