com.alipay.mychain.sdk.vm.utils

类 Numeric

java.lang.Object

com.alipay.mychain.sdk.vm.utils.Numeric

public final class Numeric
extends Object

Message codec functions.

Implementation as per https://github.com/ethereum/wiki/wiki/JSON-RPC#hex-value-encoding

方法概要

限定符和类型	方法和说明
static byte	asByte(int m, int n)
static String	cleanHexPrefix(String input)
static boolean	containsHexPrefix(String input)
static byte[]	hexStringToByteArray(String input)
static boolean	isIntegerValue(BigDecimal value)
static String	prependHexPrefix(String input)
static BigInteger	toBigInt(byte[] value)
static BigInteger	toBigInt(byte[] value, int offset, int length)
static BigInteger	toBigInt(String hexValue)
static BigInteger	toBigIntNoPrefix(String hexValue)
static byte[]	toBytesPadded(BigInteger value, int length)
static String	toHexString(byte[] input)
static String	toHexString(byte[] input, int offset, int length, boolean withPrefix)
static String	toHexStringNoPrefix(BigInteger value)
static String	toHexStringNoPrefix(byte[] input)
static String	toHexStringNoPrefixZeroPadded(BigInteger value, int size)
static String	toHexStringWithPrefix(BigInteger value)
static String	toHexStringWithPrefixZeroPadded(BigInteger value, int size)

从类继承的方法 java.lang.Object

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

方法详细资料

cleanHexPrefix

public static String cleanHexPrefix(String input)

prependHexPrefix

public static String prependHexPrefix(String input)

containsHexPrefix

public static boolean containsHexPrefix(String input)

toBigInt

public static BigInteger toBigInt(byte[] value,
                                  int offset,
                                  int length)

toBigInt

public static BigInteger toBigInt(byte[] value)

toBigInt

public static BigInteger toBigInt(String hexValue)

toBigIntNoPrefix

public static BigInteger toBigIntNoPrefix(String hexValue)

toHexStringWithPrefix

public static String toHexStringWithPrefix(BigInteger value)

toHexStringNoPrefix

public static String toHexStringNoPrefix(BigInteger value)

toHexStringNoPrefix

public static String toHexStringNoPrefix(byte[] input)

toHexStringWithPrefixZeroPadded

public static String toHexStringWithPrefixZeroPadded(BigInteger value,
                                                     int size)

toHexStringNoPrefixZeroPadded

public static String toHexStringNoPrefixZeroPadded(BigInteger value,
                                                   int size)

toBytesPadded

public static byte[] toBytesPadded(BigInteger value,
                                   int length)

hexStringToByteArray

public static byte[] hexStringToByteArray(String input)

toHexString

public static String toHexString(byte[] input,
                                 int offset,
                                 int length,
                                 boolean withPrefix)

toHexString

public static String toHexString(byte[] input)

asByte

public static byte asByte(int m,
                          int n)

isIntegerValue

public static boolean isIntegerValue(BigDecimal value)