Class MemorySegmentUtil

java.lang.Object

com.hypixel.hytale.server.core.util.io.MemorySegmentUtil

public class MemorySegmentUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final ValueLayout.OfFloat	FLOAT_BE
static final ValueLayout.OfFloat	FLOAT_LE
static final ValueLayout.OfInt	INT_BE
static final ValueLayout.OfInt	INT_LE
static final ValueLayout.OfLong	LONG_BE
static final ValueLayout.OfLong	LONG_LE
static final int	MAX_UNSIGNED_SHORT_VALUE
static final ValueLayout.OfShort	SHORT_BE
static final ValueLayout.OfShort	SHORT_LE

Constructor Summary

Constructors

Constructor	Description
MemorySegmentUtil()

Method Summary

Modifier and Type	Method	Description
static int	readNumber(MemorySegment data, int offset, int bytes)
static String	readUTF(MemorySegment segment, long offset)	Reads a UTF-8 string with a big-endian unsigned short length header.
static int	utf8Size(MemorySegment segment, long offset)	Returns the number of bytes a serialized UTF-8 string occupies at the given offset, including the 2-byte length header.
static int	utf8Size(String string)	Returns the number of bytes a UTF-8 string will occupy when serialized with a 2-byte length header.
static void	writeNumber(MemorySegment data, int offset, int bytes, int value)
static int	writeUTF(MemorySegment segment, long offset, String string)	Writes a UTF-8 string with a big-endian unsigned short length header.

Methods inherited from class Object

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

Field Details

SHORT_BE

public static final ValueLayout.OfShort SHORT_BE

SHORT_LE

public static final ValueLayout.OfShort SHORT_LE

INT_BE

public static final ValueLayout.OfInt INT_BE

INT_LE

public static final ValueLayout.OfInt INT_LE

LONG_BE

public static final ValueLayout.OfLong LONG_BE

LONG_LE

public static final ValueLayout.OfLong LONG_LE

FLOAT_BE

public static final ValueLayout.OfFloat FLOAT_BE

FLOAT_LE

public static final ValueLayout.OfFloat FLOAT_LE

MAX_UNSIGNED_SHORT_VALUE

public static final int MAX_UNSIGNED_SHORT_VALUE

See Also:

• Constant Field Values

Constructor Details

MemorySegmentUtil

public MemorySegmentUtil()

Method Details

utf8Size

public static int utf8Size(@Nonnull
 String string)

Returns the number of bytes a UTF-8 string will occupy when serialized with a 2-byte length header.

utf8Size

public static int utf8Size(@Nonnull
 MemorySegment segment,
 long offset)

Returns the number of bytes a serialized UTF-8 string occupies at the given offset, including the 2-byte length header.

writeUTF

public static int writeUTF(@Nonnull
 MemorySegment segment,
 long offset,
 @Nonnull
 String string)

Writes a UTF-8 string with a big-endian unsigned short length header.

Returns:

the number of bytes written (length header + encoded string)

readUTF

@Nonnull
public static String readUTF(@Nonnull
 MemorySegment segment,
 long offset)

Reads a UTF-8 string with a big-endian unsigned short length header.

writeNumber

public static void writeNumber(@Nonnull
 MemorySegment data,
 int offset,
 int bytes,
 int value)

readNumber

public static int readNumber(@Nonnull
 MemorySegment data,
 int offset,
 int bytes)