nxt.util

Class Convert

java.lang.Object

nxt.util.Convert

public final class Convert
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.util.Comparator<byte[]>	byteArrayComparator
static byte[]	EMPTY_BYTE
static byte[][]	EMPTY_BYTES
static long[]	EMPTY_LONG
static java.lang.String[]	EMPTY_STRING
static java.math.BigInteger	two64

Method Summary

Modifier and Type	Method and Description
static byte[]	compress(byte[] bytes)
static byte[]	emptyToNull(byte[] bytes)
static java.lang.String	emptyToNull(java.lang.String s)
static long	fromEpochTime(int epochTime)
static long	fullHashToId(byte[] hash)
static int	getMaxStringSize(int length)
static long	longValueExact(java.math.BigInteger bigInteger)
static byte[][]	nullToEmpty(byte[][] bytes)
static long[]	nullToEmpty(long[] array)
static java.lang.String	nullToEmpty(java.lang.String s)
static long	nullToZero(java.lang.Long l)
static long	parseAccountId(java.lang.String account)
static byte[]	parseHexString(java.lang.String hex)
static long	parseLong(java.lang.Object o)
static long	parseNXT(java.lang.String nxt)
static long	parseUnsignedLong(java.lang.String number)
static java.lang.String	readString(java.nio.ByteBuffer buffer, int numBytes, int maxLength)
static java.lang.String	rsAccount(long accountId)
static long[]	toArray(java.util.List<java.lang.Long> list)
static java.lang.Long[]	toArray(long[] array)
static long[]	toArray(java.lang.Long[] array)
static byte[]	toBytes(long n)
static byte[]	toBytes(java.lang.String s)
static byte[]	toBytes(java.lang.String s, boolean isText)
static int	toEpochTime(long currentTime)
static java.lang.String	toHexString(byte[] bytes)
static java.util.List<java.lang.Long>	toList(long[] array)
static java.util.Set<java.lang.Long>	toSet(long[] array)
static java.lang.String	toString(byte[] bytes)
static java.lang.String	toString(byte[] bytes, boolean isText)
static java.lang.String	truncate(java.lang.String s, java.lang.String replaceNull, int limit, boolean dots)
static byte[]	uncompress(byte[] bytes)

Methods inherited from class java.lang.Object

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

Field Detail

two64

public static final java.math.BigInteger two64

EMPTY_LONG

public static final long[] EMPTY_LONG

EMPTY_BYTE

public static final byte[] EMPTY_BYTE

EMPTY_BYTES

public static final byte[][] EMPTY_BYTES

EMPTY_STRING

public static final java.lang.String[] EMPTY_STRING

byteArrayComparator

public static final java.util.Comparator<byte[]> byteArrayComparator

Method Detail

parseHexString

public static byte[] parseHexString(java.lang.String hex)

toHexString

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

parseUnsignedLong

public static long parseUnsignedLong(java.lang.String number)

parseLong

public static long parseLong(java.lang.Object o)

parseAccountId

public static long parseAccountId(java.lang.String account)

rsAccount

public static java.lang.String rsAccount(long accountId)

fullHashToId

public static long fullHashToId(byte[] hash)

fromEpochTime

public static long fromEpochTime(int epochTime)

toEpochTime

public static int toEpochTime(long currentTime)

emptyToNull

public static java.lang.String emptyToNull(java.lang.String s)

nullToEmpty

public static java.lang.String nullToEmpty(java.lang.String s)

emptyToNull

public static byte[] emptyToNull(byte[] bytes)

nullToEmpty

public static byte[][] nullToEmpty(byte[][] bytes)

nullToEmpty

public static long[] nullToEmpty(long[] array)

nullToZero

public static long nullToZero(java.lang.Long l)

toArray

public static long[] toArray(java.util.List<java.lang.Long> list)

toList

public static java.util.List<java.lang.Long> toList(long[] array)

toArray

public static java.lang.Long[] toArray(long[] array)

toArray

public static long[] toArray(java.lang.Long[] array)

toSet

public static java.util.Set<java.lang.Long> toSet(long[] array)

toBytes

public static byte[] toBytes(java.lang.String s)

toBytes

public static byte[] toBytes(java.lang.String s,
                             boolean isText)

toString

public static java.lang.String toString(byte[] bytes)

toString

public static java.lang.String toString(byte[] bytes,
                                        boolean isText)

toBytes

public static byte[] toBytes(long n)

readString

public static java.lang.String readString(java.nio.ByteBuffer buffer,
                                          int numBytes,
                                          int maxLength)
                                   throws NxtException.NotValidException

Throws:

NxtException.NotValidException

getMaxStringSize

public static int getMaxStringSize(int length)

truncate

public static java.lang.String truncate(java.lang.String s,
                                        java.lang.String replaceNull,
                                        int limit,
                                        boolean dots)

parseNXT

public static long parseNXT(java.lang.String nxt)

compress

public static byte[] compress(byte[] bytes)

uncompress

public static byte[] uncompress(byte[] bytes)

longValueExact

public static long longValueExact(java.math.BigInteger bigInteger)