Class CoreCompactCursor

java.lang.Object

thc.CoreCompactCursor

public final class CoreCompactCursor
extends Object

Bounded, segment-relative reads. The owner retains a mapping/member lease while the cursor is in use; decoding takes no per-byte cache lock.

Constructor Summary

Constructors

Constructor	Description
CoreCompactCursor(MemorySegment bytes)
CoreCompactCursor(MemorySegment bytes, long start)
CoreCompactCursor(MemorySegment bytes, long start, long end)

Method Summary

Modifier and Type	Method	Description
byte[]	bytes(int length)
int	count()
int	count(int minimumElementBytes)	Check encoded extent before allocating a count-sized JVM carrier.
void	expectEnd()
long	fixedBits()
long	getPosition()
long	getRemaining()
long	offset()
boolean	readBoolean()
int	readByte()
long	signed()
static MemorySegment	slice(MemorySegment bytes, long start, long length)
String	text(int length)
int	u16()
long	u32()
long	unsigned()
long	unsignedBits()	All 64 unsigned bits, without narrowing, in a JVM long.
static String	utf8(MemorySegment bytes, long start, long length)	Decode only this span; cold strings remain mapped bytes.

Methods inherited from class Object

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

Constructor Details

CoreCompactCursor

public CoreCompactCursor(MemorySegment bytes)

CoreCompactCursor

public CoreCompactCursor(MemorySegment bytes,
 long start)

CoreCompactCursor

public CoreCompactCursor(MemorySegment bytes,
 long start,
 long end)

Method Details

getPosition

public long getPosition()

getRemaining

public long getRemaining()

readByte

public int readByte()

readBoolean

public boolean readBoolean()

unsignedBits

public long unsignedBits()

All 64 unsigned bits, without narrowing, in a JVM long.

unsigned

public long unsigned()

signed

public long signed()

count

public int count()

count

public int count(int minimumElementBytes)

Check encoded extent before allocating a count-sized JVM carrier.

u16

public int u16()

u32

public long u32()

fixedBits

public long fixedBits()

offset

public long offset()

bytes

public byte[] bytes(int length)

text

public String text(int length)
            throws CharacterCodingException

Throws:

CharacterCodingException

expectEnd

public void expectEnd()

slice

public static MemorySegment slice(MemorySegment bytes,
 long start,
 long length)

utf8

public static String utf8(MemorySegment bytes,
 long start,
 long length)
                   throws CharacterCodingException

Decode only this span; cold strings remain mapped bytes.

Throws:

CharacterCodingException