net.openhft.chronicle.bytes

Class NativeBytes<Underlying>

java.lang.Object

net.openhft.chronicle.core.io.AbstractReferenceCounted

net.openhft.chronicle.bytes.AbstractBytes<Underlying>

net.openhft.chronicle.bytes.VanillaBytes<Underlying>

net.openhft.chronicle.bytes.NativeBytes<Underlying>

All Implemented Interfaces:

Appendable, CharSequence, Comparable<CharSequence>, Byteable<Bytes<Underlying>,Underlying>, Bytes<Underlying>, BytesComment<BytesOut<Underlying>>, BytesIn<Underlying>, BytesOut<Underlying>, BytesPrepender<Bytes<Underlying>>, BytesStore<Bytes<Underlying>,Underlying>, ByteStringAppender<Bytes<Underlying>>, RandomDataInput, RandomDataOutput<Bytes<Underlying>>, StreamingCommon<Bytes<Underlying>>, StreamingDataOutput<Bytes<Underlying>>, net.openhft.chronicle.core.io.ReferenceCounted, net.openhft.chronicle.core.io.ReferenceCountedTracer, net.openhft.chronicle.core.io.ReferenceOwner

Direct Known Subclasses:

GuardedNativeBytes

public class NativeBytes<Underlying>
extends VanillaBytes<Underlying>

Elastic memory accessor which can wrap either a ByteBuffer or malloc'ed memory.

This class can wrap heap ByteBuffers, called NativeBytes for historical reasons.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	NativeBytes.NativeSubBytes

Field Summary

Fields inherited from class net.openhft.chronicle.bytes.AbstractBytes

bytesStore, isPresent, readPosition, writeLimit, writePosition

Fields inherited from class net.openhft.chronicle.core.io.AbstractReferenceCounted

WARN_COUNT, WARN_NS

Fields inherited from interface net.openhft.chronicle.bytes.Bytes

DEFAULT_BYTE_BUFFER_CAPACITY, MAX_BYTE_BUFFER_CAPACITY, MAX_CAPACITY, MAX_HEAP_CAPACITY

Fields inherited from interface net.openhft.chronicle.bytes.RandomDataInput

charToString

Fields inherited from interface net.openhft.chronicle.bytes.StreamingDataOutput

JAVA9_STRING_CODER_LATIN, JAVA9_STRING_CODER_UTF16

Fields inherited from interface net.openhft.chronicle.core.io.ReferenceOwner

INIT

Constructor Summary

Constructors

Constructor and Description
NativeBytes(@NotNull BytesStore store)
NativeBytes(@NotNull BytesStore store, long capacity)

Method Summary

Modifier and Type	Method and Description
default long	addressForRead(long offset, int buffer)
static boolean	areNewGuarded() For testing
default ByteOrder	byteOrder()
long	capacity()
default boolean	compareAndSwapDouble(long offset, double expected, double value) Perform a 64-bit double CAS at a given offset.
default boolean	compareAndSwapFloat(long offset, float expected, float value) Perform a 32-bit float CAS at a given offset.
static BytesStore<Bytes<Void>,Void>	copyOf(@NotNull Bytes bytes)
void	ensureCapacity(long size) grow the buffer if the buffer is elastic, if the buffer is not elastic and there is not enough capacity then this method will throws BufferOverflowException
boolean	isElastic() Returns if this Bytes is elastic.
protected static <T> long	maxCapacityFor(@NotNull BytesStore<?,T> bs)
static @NotNull NativeBytes<Void>	nativeBytes()
static @NotNull NativeBytes<Void>	nativeBytes(long initialCapacity)
default void	parse8bit(Appendable buffer, @NotNull StopCharsTester stopCharsTester) parse text with ISO-8859-1 decoding as character terminated.
default void	parse8bit(Appendable buffer, @NotNull StopCharTester stopCharTester) parse text with ISO-8859-1 decoding as character terminated.
default void	parse8bit(Bytes buffer, @NotNull StopCharsTester stopCharsTester)
default String	parse8bit(@NotNull StopCharTester stopCharTester) parse text with ISO-8859-1 decoding as character terminated.
default void	parse8bit(StringBuilder buffer, @NotNull StopCharsTester stopCharsTester)
default @NotNull BigDecimal	parseBigDecimal()
default @Nullable Boolean	parseBoolean()
default @Nullable Boolean	parseBoolean(@NotNull StopCharTester tester) Return true or false, or null if it could not be detected as true or false.
default double	parseDouble() parse text as a double decimal.
default float	parseFloat() parse text as a float decimal.
default int	parseInt() parse text as an int.
default long	parseLong() parse text as a long integer.
default long	parseLongDecimal() Parse the significant digits of a decimal number.
default void	parseUTF(@NotNull Appendable buffer, @NotNull StopCharsTester stopCharsTester) Deprecated.
default void	parseUTF(@NotNull Appendable buffer, @NotNull StopCharTester stopCharTester) Deprecated.
default @NotNull String	parseUTF(@NotNull StopCharTester stopCharTester) Deprecated.
default void	parseUtf8(@NotNull Appendable buffer, @NotNull StopCharsTester stopCharsTester) parse text with UTF-8 decoding as one or two character terminated.
default void	parseUtf8(@NotNull Appendable buffer, @NotNull StopCharTester stopCharTester) parse text with UTF-8 decoding as character terminated.
default @NotNull String	parseUtf8(@NotNull StopCharTester stopCharTester) parse text with UTF-8 decoding as character terminated.
default @NotNull Reader	reader() Access these bytes as an ISO-8859-1 encoded Reader
long	readRemaining()
static void	resetNewGuarded() For testing
static boolean	setNewGuarded(boolean guarded) turn guarding on/off.
default boolean	skipTo(@NotNull StopCharTester tester) Skip text until a terminating character is reached.
static <T> @NotNull NativeBytes<T>	wrapWithNativeBytes(@NotNull BytesStore<?,T> bs, long capacity)
@NotNull Bytes<Underlying>	write(@NotNull byte[] bytes, int offset, int length) Write all data or fail.
@NotNull Bytes<Underlying>	write(@NotNull BytesStore bytes, long offset, long length) Write all data or fail.
@NotNull Bytes<Underlying>	write8bit(@Nullable BytesStore bs)
@NotNull Bytes<Underlying>	writeByte(byte i8)
protected void	writeCheckOffset(long offset, long adding)
@NotNull Bytes<Underlying>	writeLong(long i64) Write a long
protected long	writeOffsetPositionMoved(long adding, long advance)
default long	writeRemaining()
@NotNull NativeBytes	writeSome(@NotNull Bytes bytes)

Methods inherited from class net.openhft.chronicle.bytes.VanillaBytes

append, append8bit, append8bit, append8bit, append8bit0, appendUtf8, appendUtf8, byteCheckSum, bytesForRead, bytesStore, compareTo, copy, equalBytes, isEqual, maxSize, offset, optimisedWrite, read, read8Bit, readVolatileLong, realCapacity, toString, toString0, toTemporaryDirectByteBuffer, vanillaBytes, write, write

Methods inherited from class net.openhft.chronicle.bytes.AbstractBytes

addressForRead, addressForWrite, addressForWritePosition, append, byteCheckSum, byteCheckSum, bytesStore, bytesStore, canReadDirect, canWriteDirect, clear, clearAndPad, compact, compareAndSwapInt, compareAndSwapLong, equals, hashCode, isDirectMemory, isPresent, isPresent, lastDecimalPlaces, lastDecimalPlaces, lenient, lenient, move, nativeRead, nativeRead, nativeWrite, nativeWrite, peekUnsignedByte, peekUnsignedByte, performRelease, prewrite, prewrite, prewriteByte, prewriteInt, prewriteLong, prewriteOffsetPositionMoved, prewriteShort, readByte, readByte, readDouble, readDouble, readFloat, readFloat, readInt, readInt, readLimit, readLimit, readLong, readLong, readOffsetPositionMoved, readPosition, readPosition, readShort, readShort, readSkip, readUnsignedByte, readUnsignedByte, readVolatileByte, readVolatileInt, readVolatileInt, readVolatileLong, readVolatileShort, realWriteRemaining, safeCopySize, start, testAndSetInt, uncheckedReadSkipBackOne, uncheckedReadSkipOne, uncheckedReadUnsignedByte, underlyingObject, write, write, write, write, writeByte, writeDouble, writeDouble, writeDoubleAndInt, writeFloat, writeFloat, writeInt, writeInt, writeIntAdv, writeLimit, writeLimit, writeLong, writeLongAdv, writeOffsetPositionMoved, writeOrderedInt, writeOrderedInt, writeOrderedLong, writeOrderedLong, writePosition, writePosition, writeShort, writeShort, writeSkip, writeSome, writeVolatileByte, writeVolatileInt, writeVolatileLong, writeVolatileShort

Methods inherited from class net.openhft.chronicle.core.io.AbstractReferenceCounted

assertReferencesReleased, createdHere, disableReferenceTracing, enableReferenceTracing, performReleaseInBackground, refCount, referenceId, release, releaseLast, reserve, reservedBy, reserveTransfer, threadSafetyCheck, throwExceptionIfNotReleased, throwExceptionIfReleased, tryReserve, unmonitor, warnAndReleaseIfNotReleased

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface net.openhft.chronicle.bytes.Byteable

bytesStore

Methods inherited from interface net.openhft.chronicle.bytes.Bytes

allocateDirect, allocateDirect, allocateElasticDirect, allocateElasticDirect, allocateElasticOnHeap, allocateElasticOnHeap, copyTo, copyTo, directFrom, elasticByteBuffer, elasticByteBuffer, elasticByteBuffer, elasticHeapByteBuffer, elasticHeapByteBuffer, from, from, fromHexString, fromString, indexOf, indexOf, indexOf, indexOf, isClear, readBigDecimal, readBigInteger, readMarshallableLength16, readWithLength, readWrite, safeLimit, sharedMemory, toHexString, toHexString, toHexString, toString, toString, toString, unchecked, unchecked, unwrite, valueOf, wrapForRead, wrapForRead, wrapForWrite, wrapForWrite, write, writeMarshallableLength16

Methods inherited from interface net.openhft.chronicle.bytes.BytesStore

addAndGetByteNotAtomic, addAndGetDoubleNotAtomic, addAndGetFloatNotAtomic, addAndGetIntNotAtomic, addAndGetLongNotAtomic, addAndGetShortNotAtomic, addAndGetUnsignedByteNotAtomic, addAndGetUnsignedIntNotAtomic, addAndGetUnsignedShortNotAtomic, bytesForWrite, charAt, cipher, cipher, contentEquals, empty, endsWith, inside, inside, isEmpty, length, longCheckSum, nativePointer, startsWith, startsWith, subSequence, to8bitString, toDebugString, toDebugString, wrap, wrap, wrap, writeMaxInt, writeMaxLong, zeroOut

Methods inherited from interface net.openhft.chronicle.bytes.RandomDataOutput

append, append, write, write, writeBoolean, writeByte, writeInt24, writeOrderedDouble, writeOrderedFloat, writeUnsignedByte, writeUnsignedInt, writeUnsignedShort, writeUtf8, writeUtf8Limited, writeVolatileDouble, writeVolatileFloat

Methods inherited from interface java.lang.CharSequence

chars, codePoints

Methods inherited from interface net.openhft.chronicle.bytes.BytesIn

bytesMethodReader, bytesMethodReaderBuilder, readObject

Methods inherited from interface net.openhft.chronicle.bytes.RandomDataInput

addAndGetDouble, addAndGetFloat, addAndGetInt, addAndGetLong, compareUtf8, copyTo, copyTo, createCharToString, fastHash, findByte, parseLong, peekVolatileInt, printable, read, readBoolean, readIncompleteLong, readUnsignedInt, readUnsignedInt24, readUnsignedShort, readUtf8, readUtf8Limited, readUtf8Limited, readVolatileDouble, readVolatileFloat, subBytes, toByteArray

Methods inherited from interface net.openhft.chronicle.bytes.StreamingDataInput

inputStream, parseHexLong, parseUTF, parseUtf8, parseUtf8, rawReadByte, rawReadInt, rawReadLong, read, read, read, read, read8bit, read8bit, read8bit, read8bit, readBoolean, readChar, readEnum, readHistogram, readIncompleteLong, readInt24, readLimitToCapacity, readPositionRemaining, readPositionUnlimited, readStopBit, readStopBitChar, readStopBitDecimal, readStopBitDouble, readUnsignedInt, readUnsignedInt24, readUnsignedShort, readUtf8, readUtf8, readUTFΔ, readUTFΔ, readWithLength, readWithLength, readWithLength0, unsafeReadObject, unsafeReadObject

Methods inherited from interface net.openhft.chronicle.bytes.BytesOut

bytesMethodWriter, bytesMethodWriterBuilder, writeObject

Methods inherited from interface net.openhft.chronicle.bytes.ByteStringAppender

append, append, append, append, append, append, append, append, append8bit, append8bit, appendBase, appendBase16, appendBase16, appendDateMillis, appendDecimal, appendTimeMillis, writer

Methods inherited from interface net.openhft.chronicle.bytes.StreamingDataOutput

alignBy, appendUtf8, appendUtf8, appendUtf8, appendUtf8, copyFrom, outputStream, rawWriteByte, rawWriteInt, rawWriteLong, unsafeWriteObject, unsafeWriteObject, write, write, write, write, write8bit, write8bit, write8bit, writeBigDecimal, writeBigInteger, writeBoolean, writeChar, writeEnum, writeHistogram, writeInt24, writePositionRemaining, writeStopBit, writeStopBit, writeStopBit, writeStopBitDecimal, writeUnsignedByte, writeUnsignedInt, writeUnsignedInt24, writeUnsignedShort, writeUtf8, writeUtf8, writeUTFΔ, writeWithLength

Methods inherited from interface net.openhft.chronicle.core.io.ReferenceCounted

refCount, release, releaseLast, releaseLast, reserve, reservedBy, reserveTransfer, tryReserve

Methods inherited from interface net.openhft.chronicle.core.io.ReferenceOwner

referenceId, referenceName, temporary

Methods inherited from interface net.openhft.chronicle.bytes.BytesPrepender

prepend

Methods inherited from interface net.openhft.chronicle.bytes.BytesComment

comment, indent, retainsComments

Methods inherited from interface net.openhft.chronicle.core.io.ReferenceCountedTracer

onReleased, onReleased

Constructor Detail

NativeBytes

public NativeBytes(@NotNull
                   @NotNull BytesStore store,
                   long capacity)
            throws IllegalStateException

Throws:

IllegalStateException

NativeBytes

public NativeBytes(@NotNull
                   @NotNull BytesStore store)
            throws IllegalStateException

Throws:

IllegalStateException

Method Detail

areNewGuarded

public static boolean areNewGuarded()

For testing

Returns:

will new NativeBytes be guarded.

setNewGuarded

public static boolean setNewGuarded(boolean guarded)

turn guarding on/off. Can be enabled by assertion with assert NativeBytes.setNewGuarded(true);

Parameters:

guarded - turn on if true

resetNewGuarded

public static void resetNewGuarded()

For testing

nativeBytes

@NotNull
public static @NotNull NativeBytes<Void> nativeBytes()

nativeBytes

@NotNull
public static @NotNull NativeBytes<Void> nativeBytes(long initialCapacity)
                                                       throws IllegalArgumentException

Throws:

IllegalArgumentException

copyOf

public static BytesStore<Bytes<Void>,Void> copyOf(@NotNull
                                                  @NotNull Bytes bytes)

wrapWithNativeBytes

@NotNull
public static <T> @NotNull NativeBytes<T> wrapWithNativeBytes(@NotNull
                                                                       @NotNull BytesStore<?,T> bs,
                                                                       long capacity)

maxCapacityFor

protected static <T> long maxCapacityFor(@NotNull
                                         @NotNull BytesStore<?,T> bs)

capacity

public long capacity()

Specified by:

capacity in interface BytesStore<Bytes<Underlying>,Underlying>

Overrides:

capacity in class AbstractBytes<Underlying>

Returns:

The maximum limit you can set.

writeCheckOffset

protected void writeCheckOffset(long offset,
                                long adding)
                         throws BufferOverflowException

Throws:

BufferOverflowException

ensureCapacity

public void ensureCapacity(long size)
                    throws IllegalArgumentException

Description copied from interface: Bytes

grow the buffer if the buffer is elastic, if the buffer is not elastic and there is not enough capacity then this method will throws BufferOverflowException

Parameters:

size - the capacity that you required

Throws:

IllegalArgumentException - if the buffer is not elastic and there is not enough space

isElastic

public boolean isElastic()

Description copied from interface: Bytes

Returns if this Bytes is elastic. I.e. it can resize when more data is written than it's Bytes.realCapacity().

Specified by:

isElastic in interface Bytes<Underlying>

Overrides:

isElastic in class VanillaBytes<Underlying>

Returns:

if this Bytes is elastic

write

@NotNull
public @NotNull Bytes<Underlying> write(@NotNull
                                                 @NotNull byte[] bytes,
                                                 int offset,
                                                 int length)
                                          throws BufferOverflowException,
                                                 IllegalArgumentException

Description copied from interface: StreamingDataOutput

Write all data or fail.

Specified by:

write in interface StreamingDataOutput<Bytes<Underlying>>

Overrides:

write in class AbstractBytes<Underlying>

Throws:

BufferOverflowException

IllegalArgumentException

write

@NotNull
public @NotNull Bytes<Underlying> write(@NotNull
                                                 @NotNull BytesStore bytes,
                                                 long offset,
                                                 long length)
                                          throws BufferOverflowException,
                                                 IllegalArgumentException,
                                                 BufferUnderflowException

Description copied from interface: StreamingDataOutput

Write all data or fail.

Specified by:

write in interface StreamingDataOutput<Bytes<Underlying>>

Overrides:

write in class VanillaBytes<Underlying>

Throws:

BufferOverflowException

IllegalArgumentException

BufferUnderflowException

writeSome

@NotNull
public @NotNull NativeBytes writeSome(@NotNull
                                               @NotNull Bytes bytes)

writeOffsetPositionMoved

protected long writeOffsetPositionMoved(long adding,
                                        long advance)
                                 throws BufferOverflowException

Overrides:

writeOffsetPositionMoved in class AbstractBytes<Underlying>

Throws:

BufferOverflowException

writeByte

@NotNull
public @NotNull Bytes<Underlying> writeByte(byte i8)
                                              throws BufferOverflowException

Specified by:

writeByte in interface StreamingDataOutput<Bytes<Underlying>>

Overrides:

writeByte in class AbstractBytes<Underlying>

Throws:

BufferOverflowException

write8bit

@NotNull
public @NotNull Bytes<Underlying> write8bit(@Nullable
                                                     @Nullable BytesStore bs)
                                              throws BufferOverflowException

Throws:

BufferOverflowException

writeLong

@NotNull
public @NotNull Bytes<Underlying> writeLong(long i64)
                                              throws BufferOverflowException

Description copied from interface: StreamingDataOutput

Write a long

Specified by:

writeLong in interface StreamingDataOutput<Bytes<Underlying>>

Overrides:

writeLong in class AbstractBytes<Underlying>

Throws:

BufferOverflowException

readRemaining

public long readRemaining()

Returns:

How many more bytes can we read.

reader

@NotNull
public @NotNull Reader reader()

Access these bytes as an ISO-8859-1 encoded Reader

Returns:

as a Reader

parseBoolean

@Nullable
public @Nullable Boolean parseBoolean(@NotNull
                                                @NotNull StopCharTester tester)

Return true or false, or null if it could not be detected as true or false. Case is not important

false: f, false, n, no, 0

true: t, true, y, yes, 1

Parameters:

tester - to detect the end of the text.

Returns:

true, false, or null if neither.

parseBoolean

@Nullable
public @Nullable Boolean parseBoolean()

parseUtf8

@NotNull
public @NotNull String parseUtf8(@NotNull
                                          @NotNull StopCharTester stopCharTester)

parse text with UTF-8 decoding as character terminated.

Parameters:

stopCharTester - to check if the end has been reached.

Returns:

the text as a String.

parseUTF

@NotNull
 @Deprecated
public @NotNull String parseUTF(@NotNull
                                                      @NotNull StopCharTester stopCharTester)

Deprecated.

parseUtf8

public void parseUtf8(@NotNull
                      @NotNull Appendable buffer,
                      @NotNull
                      @NotNull StopCharTester stopCharTester)
               throws BufferUnderflowException

parse text with UTF-8 decoding as character terminated.

Parameters:

buffer - to populate

stopCharTester - to check if the end has been reached.

Throws:

BufferUnderflowException

parseUTF

@Deprecated
public void parseUTF(@NotNull
                                 @NotNull Appendable buffer,
                                 @NotNull
                                 @NotNull StopCharTester stopCharTester)
                          throws BufferUnderflowException

Deprecated.

Throws:

BufferUnderflowException

parseUtf8

public void parseUtf8(@NotNull
                      @NotNull Appendable buffer,
                      @NotNull
                      @NotNull StopCharsTester stopCharsTester)
               throws BufferUnderflowException,
                      net.openhft.chronicle.core.io.IORuntimeException

parse text with UTF-8 decoding as one or two character terminated.

Parameters:

buffer - to populate

stopCharsTester - to check if the end has been reached.

Throws:

BufferUnderflowException

net.openhft.chronicle.core.io.IORuntimeException

parseUTF

@Deprecated
public void parseUTF(@NotNull
                                 @NotNull Appendable buffer,
                                 @NotNull
                                 @NotNull StopCharsTester stopCharsTester)
                          throws BufferUnderflowException,
                                 net.openhft.chronicle.core.io.IORuntimeException

Deprecated.

Throws:

BufferUnderflowException

net.openhft.chronicle.core.io.IORuntimeException

parse8bit

public void parse8bit(Appendable buffer,
                      @NotNull
                      @NotNull StopCharTester stopCharTester)
               throws BufferUnderflowException

parse text with ISO-8859-1 decoding as character terminated.

Parameters:

buffer - to populate

stopCharTester - to check if the end has been reached.

Throws:

BufferUnderflowException

parse8bit

public String parse8bit(@NotNull
                        @NotNull StopCharTester stopCharTester)
                 throws BufferUnderflowException

parse text with ISO-8859-1 decoding as character terminated.

Parameters:

stopCharTester - to check if the end has been reached.

Throws:

BufferUnderflowException

parse8bit

public void parse8bit(Appendable buffer,
                      @NotNull
                      @NotNull StopCharsTester stopCharsTester)
               throws BufferUnderflowException

parse text with ISO-8859-1 decoding as character terminated.

Parameters:

buffer - to populate

stopCharsTester - to check if the end has been reached.

Throws:

BufferUnderflowException

parse8bit

public void parse8bit(Bytes buffer,
                      @NotNull
                      @NotNull StopCharsTester stopCharsTester)
               throws BufferUnderflowException

Throws:

BufferUnderflowException

parse8bit

public void parse8bit(StringBuilder buffer,
                      @NotNull
                      @NotNull StopCharsTester stopCharsTester)
               throws BufferUnderflowException

Throws:

BufferUnderflowException

parseInt

public int parseInt()
             throws BufferUnderflowException

parse text as an int. The terminating character is consumed.

Returns:

an int.

Throws:

BufferUnderflowException

parseLong

public long parseLong()
               throws BufferUnderflowException

parse text as a long integer. The terminating character is consumed.

Returns:

a long.

Throws:

BufferUnderflowException

parseFloat

public float parseFloat()
                 throws BufferUnderflowException

parse text as a float decimal. The terminating character is consumed.

The number of decimal places can be retrieved with lastDecimalPlaces()

Returns:

a float.

Throws:

BufferUnderflowException

parseDouble

public double parseDouble()
                   throws BufferUnderflowException

parse text as a double decimal. The terminating character is consumed.

The number of decimal places can be retrieved with lastDecimalPlaces()

Returns:

a double.

Throws:

BufferUnderflowException

parseLongDecimal

public long parseLongDecimal()
                      throws BufferUnderflowException

Parse the significant digits of a decimal number.

The number of decimal places can be retrieved with lastDecimalPlaces()

Returns:

the significant digits

Throws:

BufferUnderflowException

skipTo

public boolean skipTo(@NotNull
                      @NotNull StopCharTester tester)

Skip text until a terminating character is reached.

Parameters:

tester - to stop at

Returns:

true if a terminating character was found, false if the end of the buffer was reached.

parseBigDecimal

@NotNull
public @NotNull BigDecimal parseBigDecimal()

writeRemaining

public long writeRemaining()

Returns:

How many more bytes can we written.

addressForRead

public long addressForRead(long offset,
                           int buffer)
                    throws UnsupportedOperationException,
                           BufferUnderflowException

Throws:

UnsupportedOperationException

BufferUnderflowException

byteOrder

public ByteOrder byteOrder()

compareAndSwapFloat

public boolean compareAndSwapFloat(long offset,
                                   float expected,
                                   float value)
                            throws BufferOverflowException

Perform a 32-bit float CAS at a given offset.

Parameters:

offset - to perform CAS

expected - value

value - to set

Returns:

true, if successful.

Throws:

BufferOverflowException

compareAndSwapDouble

public boolean compareAndSwapDouble(long offset,
                                    double expected,
                                    double value)
                             throws BufferOverflowException

Perform a 64-bit double CAS at a given offset.

Parameters:

offset - to perform CAS

expected - value

value - to set

Returns:

true, if successful.

Throws:

BufferOverflowException