network.nerve.core.basic

类 VarInt

java.lang.Object

network.nerve.core.basic.VarInt

public class VarInt
extends Object

A variable-length encoded unsigned integer using Satoshi's encoding (a.k.a. "CompactSize").

字段概要

字段

限定符和类型	字段和说明
long	value

构造器概要

构造器

构造器和说明
VarInt(byte[] buf, int offset) Constructs a new VarInt with the value parsed from the specified offset of the given buffer.
VarInt(long value) Constructs a new VarInt with the given unsigned long value.

方法概要

限定符和类型	方法和说明
byte[]	encode() Encodes the value into its minimal representation.
int	getOriginalSizeInBytes() Returns the original number of bytes used to encode the value if it was deserialized from a byte array, or the minimum encoded size if it was not.
int	getSizeInBytes() Returns the minimum encoded size of the value.
static int	sizeOf(long value) Returns the minimum encoded size of the given unsigned long value.

从类继承的方法 java.lang.Object

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

字段详细资料

value

public final long value

构造器详细资料

VarInt

public VarInt(long value)

Constructs a new VarInt with the given unsigned long value.

参数:

value - the unsigned long value (beware widening conversion of negatives!)

VarInt

public VarInt(byte[] buf,
              int offset)

Constructs a new VarInt with the value parsed from the specified offset of the given buffer.

参数:

buf - the buffer containing the value

offset - the offset of the value

方法详细资料

getOriginalSizeInBytes

public int getOriginalSizeInBytes()

Returns the original number of bytes used to encode the value if it was deserialized from a byte array, or the minimum encoded size if it was not.

getSizeInBytes

public final int getSizeInBytes()

Returns the minimum encoded size of the value.

sizeOf

public static int sizeOf(long value)

Returns the minimum encoded size of the given unsigned long value.

参数:

value - the unsigned long value (beware widening conversion of negatives!)

encode

public byte[] encode()

Encodes the value into its minimal representation.

返回:

the minimal encoded bytes of the value