Netty5/Buffer 5.0.0.Alpha5 · io.netty5.buffer.unsafe.UnsafeBuffer

Modifier and Type	Class and Description
private static class	UnsafeBuffer.ForwardUnsafeByteCursor
private static class	UnsafeBuffer.ReverseUnsafeByteCursor

Modifier and Type	Field and Description
private static final boolean	ACCESS_UNALIGNED
private long	address
private Object	base
private long	baseOffset
private static final boolean	BYTES_BEFORE_USE_LITTLE_ENDIAN Most deployment platforms support unaligned access, and are little-endian.
private static final int	CLOSED_SIZE
private static final boolean	FLIP_BYTES
private int	implicitCapacityLimit
private UnsafeMemory	memory
private boolean	readOnly
private int	roff
private int	rsize
private static final Unsafe	UNSAFE
private int	woff
private int	wsize

Access	Constructor and Description
pack-priv	UnsafeBuffer(UnsafeMemory memory, long offset, int size, AllocatorControl control, Drop<UnsafeBuffer> drop)
private	UnsafeBuffer(UnsafeBuffer parent, Drop<UnsafeBuffer> drop) Constructor for const buffers.

Method Summary

Modifier and Type	Method and Description
private void	attachNewMemory(UnsafeMemory memory, Drop<UnsafeBuffer> drop)
public long	baseNativeAddress() Implements io.netty5.buffer.BufferComponent.baseNativeAddress. Give the base native memory address backing this buffer, or return 0 if this buffer has no native memory address.
private BufferClosedException	bufferIsClosed()
public int	bytesBefore(byte The byte value to search for. needle) Implements io.netty5.buffer.Buffer.bytesBefore. Get the number of readable bytes, until the given `needle` is found in this buffer.
public int	bytesBefore(Buffer The buffer value to search for. needle) Implements io.netty5.buffer.Buffer.bytesBefore. Get the number of readable bytes, until the given `needle` is found in this buffer.
public int	capacity() Implements io.netty5.buffer.Buffer.capacity. The capacity of this buffer, that is, the maximum number of bytes it can contain.
private void	checkCopyIntoArgs(int srcPos, int length, int destPos, int destLength)
private void	checkGet(int index, int size)
private void	checkHasReadableArray()
private void	checkHasWritableArray()
private void	checkRead(int index, int size)
private void	checkSet(int index, int size)
private void	checkWrite(int index, int size, boolean mayExpand)
public Buffer	compact() Implements io.netty5.buffer.Buffer.compact. Discards the read bytes, and moves the buffer contents to the beginning of the buffer.
public Buffer	copy(int The offset where copying should start from. This is the offset of the first byte copied. offset, int The number of bytes to copy, and the capacity of the returned buffer. length, boolean The desired `readOnly()` state of the returned buffer. readOnly) Implements io.netty5.buffer.Buffer.copy. Returns a copy of the given region of this buffer.
public void	copyInto(int The byte offset into this buffer from where the copying should start; the byte at this offset in this buffer will be copied to the `destPos` index in the `dest` array. srcPos, byte[] The destination byte array. dest, int The index into the `dest` array from where the copying should start. destPos, int The number of bytes to copy. length) Implements io.netty5.buffer.Buffer.copyInto. Copies the given length of data from this buffer into the given destination array, beginning at the given source position in this buffer, and the given destination position in the destination array.
public void	copyInto(int The byte offset into this buffer from where the copying should start; the byte at this offset in this buffer will be copied to the `destPos` index in the `dest` `ByteBuffer`. srcPos, ByteBuffer The destination byte buffer. dest, int The index into the `dest` `ByteBuffer` from where the copying should start. destPos, int The number of bytes to copy. length) Implements io.netty5.buffer.Buffer.copyInto. Copies the given length of data from this buffer into the given destination byte buffer, beginning at the given source position in this buffer, and the given destination position in the destination byte buffer.
public void	copyInto(int The byte offset into this buffer from where the copying should start; the byte at this offset in this buffer will be copied to the `destPos` index in the `dest` buffer. srcPos, Buffer The destination buffer. dest, int The index into the `dest` buffer from where the copying should start. destPos, int The number of bytes to copy. length) Implements io.netty5.buffer.Buffer.copyInto. Copies the given length of data from this buffer into the given destination buffer, beginning at the given source position in this buffer, and the given destination position in the destination buffer.
private void	copyIntoArray(int srcPos, byte[] dest, int destPos, int length)
public int	countComponents() Implements io.netty5.buffer.Buffer.countComponents. Get the number of components in this buffer.
public int	countReadableComponents() Implements io.netty5.buffer.Buffer.countReadableComponents. Get the number of "components" in this buffer, that are readable.
public int	countWritableComponents() Implements io.netty5.buffer.Buffer.countWritableComponents. Get the number of "components" in this buffer, that are writable.
protected RuntimeException	createResourceClosedException() Implements abstract io.netty5.buffer.internal.ResourceSupport.createResourceClosedException.
private Drop<UnsafeBuffer>	disconnectDrop(Drop<UnsafeBuffer> newDrop)
public Buffer	ensureWritable(int The requested number of bytes of space that should be available for writing. size, int The minimum number of bytes to grow by. If it is determined that memory should be allocated and copied, make sure that the new memory allocation is bigger than the old one by at least this many bytes. This way, the buffer can grow by more than what is immediately necessary, thus amortising the costs of allocating and copying. minimumGrowth, boolean `true` if the method is allowed to modify the reader offset and writer offset, otherwise `false`. allowCompaction) Implements io.netty5.buffer.Buffer.ensureWritable. Ensures that this buffer has at least the given number of bytes of available space for writing.
public Buffer	fill(byte The byte value to write at every offset in the buffer. value) Implements io.netty5.buffer.Buffer.fill. Fills the buffer with the given byte value.
public UnsafeBuffer	first() Implements io.netty5.buffer.ComponentIterator.first. Get the first component of the iteration, or `null` if there are no components.
public <T extends BufferComponent & ComponentIterator.Next> ComponentIterator<T>	forEachComponent() Implements io.netty5.buffer.Buffer.forEachComponent. Create a component iterator for all components in this buffer.
public byte	getByte(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getByte. Get the byte value at the given reader offset.
public char	getChar(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getChar. Get the char value at the given reader offset.
public double	getDouble(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getDouble. Get the double value at the given reader offset.
public float	getFloat(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getFloat. Get the float value at the given reader offset.
public int	getInt(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getInt. Get the int value at the given reader offset.
public long	getLong(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getLong. Get the long value at the given reader offset.
public int	getMedium(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getMedium. Get the int value at the given reader offset.
public short	getShort(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getShort. Get the short value at the given reader offset.
public int	getUnsignedByte(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getUnsignedByte. Get the unsigned byte value at the given reader offset.
public long	getUnsignedInt(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getUnsignedInt. Get the unsigned int value at the given reader offset.
public int	getUnsignedMedium(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getUnsignedMedium. Get the unsigned int value at the given reader offset.
public int	getUnsignedShort(int The read offset, an absolute offset into this buffer, to read from. roff) Implements io.netty5.buffer.BufferAccessor.getUnsignedShort. Get the unsigned short value at the given reader offset.
private void	handleWriteAccessBoundsFailure(int index, int size, boolean mayExpand)
public boolean	hasReadableArray() Implements io.netty5.buffer.BufferComponent.hasReadableArray. Check if this component is backed by a cached byte array that can be accessed cheaply.
public boolean	hasWritableArray() Implements io.netty5.buffer.BufferComponent.hasWritableArray. Check if this component is backed by a cached byte array that can be accessed cheaply.
public Buffer	implicitCapacityLimit(int The maximum size this buffers capacity will implicitly grow to via `write*` methods. limit) Implements io.netty5.buffer.Buffer.implicitCapacityLimit. Set an upper limit to the implicit capacity growth.
public int	implicitCapacityLimit() Implements io.netty5.buffer.Buffer.implicitCapacityLimit. Returns the implicit capacity limit of the buffer.
public boolean	isDirect() Implements io.netty5.buffer.Buffer.isDirect. Queries if this buffer is backed by native memory, or not.
private byte	loadByte(long off)
private char	loadChar(long offset)
private char	loadCharUnaligned(long offset)
private double	loadDouble(long offset)
private double	loadDoubleUnaligned(long offset)
private float	loadFloat(long offset)
private float	loadFloatUnaligned(long offset)
private int	loadInt(long offset)
private int	loadIntUnaligned(long offset)
private long	loadLong(long offset)
private long	loadLongUnaligned(long offset)
private short	loadShort(long offset)
private short	loadShortUnaligned(long offset)
protected void	makeInaccessible() Overrides io.netty5.buffer.internal.ResourceSupport.makeInaccessible. Called when this resource needs to be considered inaccessible.
public Buffer	makeReadOnly() Implements io.netty5.buffer.Buffer.makeReadOnly. Makes this buffer read-only.
public ByteBuffer	mutableReadableBuffer() Implements io.netty5.buffer.internal.NotReadOnlyReadableComponent.mutableReadableBuffer. Get a `ByteBuffer` instance for this memory component.
private long	nativeAddress()
pack-priv UnsafeBuffer	newConstChild()
public <N extends ComponentIterator.Next & BufferComponent> N	next() Implements io.netty5.buffer.ComponentIterator.Next.next. Get the next component of the iteration, or `null` if there are no more components.
public ByteCursor	openCursor() Implements io.netty5.buffer.BufferComponent.openCursor, io.netty5.buffer.Buffer.openCursor. Open a cursor to iterate the readable bytes of this component.
public ByteCursor	openCursor(int The offset into the buffer where iteration should start. The first byte read from the iterator will be the byte at this offset. fromOffset, int The number of bytes to iterate. length) Implements io.netty5.buffer.Buffer.openCursor. Opens a cursor to iterate the given number bytes of this buffer, starting at the given offset.
public ByteCursor	openReverseCursor(int The offset into the buffer where iteration should start. The first byte read from the iterator will be the byte at this offset. fromOffset, int The number of bytes to iterate. length) Implements io.netty5.buffer.Buffer.openReverseCursor. Opens a cursor to iterate the given number bytes of this buffer, in reverse, starting at the given offset.
private IndexOutOfBoundsException	outOfBounds(int index, int size)
protected Owned<UnsafeBuffer>	prepareSend() Implements abstract io.netty5.buffer.internal.ResourceSupport.prepareSend. Prepare this instance for ownership transfer.
public byte[]	readableArray() Implements io.netty5.buffer.BufferComponent.readableArray. Get a byte array of the contents of this component.
public int	readableArrayLength() Implements io.netty5.buffer.BufferComponent.readableArrayLength. The number of bytes in the `readableArray()` that belong to this component.
public int	readableArrayOffset() Implements io.netty5.buffer.BufferComponent.readableArrayOffset. An offset into the `readableArray()` where this component starts.
public ByteBuffer	readableBuffer() Implements io.netty5.buffer.BufferComponent.readableBuffer. Get a `ByteBuffer` instance for this memory component.
public int	readableBytes() Overrides default io.netty5.buffer.Buffer.readableBytes. Implements io.netty5.buffer.BufferComponent.readableBytes. Get the number of readable bytes from this component.
public long	readableNativeAddress() Implements io.netty5.buffer.BufferComponent.readableNativeAddress. Give the native memory address backing this buffer, or return 0 if this buffer has no native memory address.
private RuntimeException	readAccessCheckException(int index, int size)
public byte	readByte() Implements io.netty5.buffer.BufferAccessor.readByte. Read the byte value at the current `Buffer#readerOffset()`, and increases the reader offset by `Byte#BYTES`.
public char	readChar() Implements io.netty5.buffer.BufferAccessor.readChar. Read the char value at the current `Buffer#readerOffset()`, and increases the reader offset by 2.
public double	readDouble() Implements io.netty5.buffer.BufferAccessor.readDouble. Read the double value at the current `Buffer#readerOffset()`, and increases the reader offset by `Double#BYTES`.
public int	readerOffset() Implements io.netty5.buffer.Buffer.readerOffset. Get the current reader offset.
public Buffer	readerOffset(int The reader offset to set. offset) Implements io.netty5.buffer.Buffer.readerOffset. Set the reader offset.
public float	readFloat() Implements io.netty5.buffer.BufferAccessor.readFloat. Read the float value at the current `Buffer#readerOffset()`, and increases the reader offset by `Float#BYTES`.
public int	readInt() Implements io.netty5.buffer.BufferAccessor.readInt. Read the int value at the current `Buffer#readerOffset()`, and increases the reader offset by `Integer#BYTES`.
public long	readLong() Implements io.netty5.buffer.BufferAccessor.readLong. Read the long value at the current `Buffer#readerOffset()`, and increases the reader offset by `Long#BYTES`.
public int	readMedium() Implements io.netty5.buffer.BufferAccessor.readMedium. Read the int value at the current `Buffer#readerOffset()`, and increases the reader offset by 3.
public boolean	readOnly() Implements io.netty5.buffer.Buffer.readOnly. Queries if this buffer is read-only or not.
public short	readShort() Implements io.netty5.buffer.BufferAccessor.readShort. Read the short value at the current `Buffer#readerOffset()`, and increases the reader offset by `Short#BYTES`.
public int	readUnsignedByte() Implements io.netty5.buffer.BufferAccessor.readUnsignedByte. Read the unsigned byte value at the current `Buffer#readerOffset()`, and increases the reader offset by `Byte#BYTES`.
public long	readUnsignedInt() Implements io.netty5.buffer.BufferAccessor.readUnsignedInt. Read the unsigned int value at the current `Buffer#readerOffset()`, and increases the reader offset by `Integer#BYTES`.
public int	readUnsignedMedium() Implements io.netty5.buffer.BufferAccessor.readUnsignedMedium. Read the unsigned int value at the current `Buffer#readerOffset()`, and increases the reader offset by 3.
public int	readUnsignedShort() Implements io.netty5.buffer.BufferAccessor.readUnsignedShort. Read the unsigned short value at the current `Buffer#readerOffset()`, and increases the reader offset by `Short#BYTES`.
pack-priv Object	recover()
public Buffer	setByte(int The write offset, an absolute offset into this buffer to write to. woff, byte The byte value to write. value) Implements io.netty5.buffer.BufferAccessor.setByte. Set the given byte value at the given write offset.
public Buffer	setChar(int The write offset, an absolute offset into this buffer to write to. woff, char The char value to write. value) Implements io.netty5.buffer.BufferAccessor.setChar. Set the given char value at the given write offset.
public Buffer	setDouble(int The write offset, an absolute offset into this buffer to write to. woff, double The double value to write. value) Implements io.netty5.buffer.BufferAccessor.setDouble. Set the given double value at the given write offset.
public Buffer	setFloat(int The write offset, an absolute offset into this buffer to write to. woff, float The float value to write. value) Implements io.netty5.buffer.BufferAccessor.setFloat. Set the given float value at the given write offset.
public Buffer	setInt(int The write offset, an absolute offset into this buffer to write to. woff, int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.setInt. Set the given int value at the given write offset.
public Buffer	setLong(int The write offset, an absolute offset into this buffer to write to. woff, long The long value to write. value) Implements io.netty5.buffer.BufferAccessor.setLong. Set the given long value at the given write offset.
public Buffer	setMedium(int The write offset, an absolute offset into this buffer to write to. woff, int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.setMedium. Set the given int value at the given write offset.
public Buffer	setShort(int The write offset, an absolute offset into this buffer to write to. woff, short The short value to write. value) Implements io.netty5.buffer.BufferAccessor.setShort. Set the given short value at the given write offset.
public Buffer	setUnsignedByte(int The write offset, an absolute offset into this buffer to write to. woff, int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.setUnsignedByte. Set the given unsigned byte value at the given write offset.
public Buffer	setUnsignedInt(int The write offset, an absolute offset into this buffer to write to. woff, long The long value to write. value) Implements io.netty5.buffer.BufferAccessor.setUnsignedInt. Set the given unsigned int value at the given write offset.
public Buffer	setUnsignedMedium(int The write offset, an absolute offset into this buffer to write to. woff, int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.setUnsignedMedium. Set the given unsigned int value at the given write offset.
public Buffer	setUnsignedShort(int The write offset, an absolute offset into this buffer to write to. woff, int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.setUnsignedShort. Set the given unsigned short value at the given write offset.
public UnsafeBuffer	skipReadableBytes(int The number of bytes read from this component. delta) Overrides default io.netty5.buffer.Buffer.skipReadableBytes. Implements io.netty5.buffer.BufferComponent.skipReadableBytes. Move the read-offset to indicate that the given number of bytes were read from this component.
public UnsafeBuffer	skipWritableBytes(int The number of bytes written to this component. delta) Overrides default io.netty5.buffer.Buffer.skipWritableBytes. Implements io.netty5.buffer.BufferComponent.skipWritableBytes. Move the write-offset to indicate that the given number of bytes were written to this component.
public Buffer	split(int The offset into this buffer where it should be split. After the split, the data at this offset will be at offset zero in this buffer. splitOffset) Implements io.netty5.buffer.Buffer.split. Splits the buffer into two, at the given `splitOffset`.
private void	storeByte(long offset, byte value)
private void	storeChar(long offset, char value)
private void	storeCharUnaligned(long offset, char value)
private void	storeDouble(long offset, double value)
private void	storeFloat(long offset, float value)
private void	storeInt(long offset, int value)
private void	storeIntUnaligned(long offset, int value)
private void	storeLong(long offset, long value)
private void	storeLongUnaligned(long offset, long value)
private void	storeShort(long offset, short value)
private void	storeShortUnaligned(long offset, short value)
public String	toString() Overrides java.lang.Object.toString. Returns a string representation of the object.
public int	transferFrom(FileChannel The channel to read from. channel, long The file position. position, int The maximum number of bytes to read. length) Implements io.netty5.buffer.Buffer.transferFrom. Read from the given channel starting from the given position and write to this buffer.
public int	transferFrom(ReadableByteChannel The channel to read from. channel, int The maximum number of bytes to read. length) Implements io.netty5.buffer.Buffer.transferFrom. Read from the given channel and write to this buffer.
public int	transferTo(WritableByteChannel The channel to write to. channel, int The maximum number of bytes to write. length) Implements io.netty5.buffer.Buffer.transferTo. Read from this buffer and write to the given channel.
private static byte	uncheckedLoadByte(Buffer buffer, int offset) Used by `bytesBefore(Buffer)`.
public byte[]	writableArray() Implements io.netty5.buffer.BufferComponent.writableArray. Get a byte array of the contents of this component.
public int	writableArrayLength() Implements io.netty5.buffer.BufferComponent.writableArrayLength. The number of bytes in the `writableArray()` that belong to this component.
public int	writableArrayOffset() Implements io.netty5.buffer.BufferComponent.writableArrayOffset. An offset into the `writableArray()` where this component starts.
public ByteBuffer	writableBuffer() Implements io.netty5.buffer.BufferComponent.writableBuffer. Get a `ByteBuffer` instance for this memory component, which can be used for modifying the buffer contents.
public int	writableBytes() Overrides default io.netty5.buffer.Buffer.writableBytes. Implements io.netty5.buffer.BufferComponent.writableBytes. Get the space available to be written to this component, as a number of bytes.
public long	writableNativeAddress() Implements io.netty5.buffer.BufferComponent.writableNativeAddress. Give the native memory address backing this buffer, or return 0 if this buffer has no native memory address.
public Buffer	writeByte(byte The byte value to write. value) Implements io.netty5.buffer.BufferAccessor.writeByte. Write the given byte value at the current `Buffer#writerOffset()`, and increase the writer offset by `Byte#BYTES`.
public Buffer	writeChar(char The char value to write. value) Implements io.netty5.buffer.BufferAccessor.writeChar. Write the given char value at the current `Buffer#writerOffset()`, and increase the writer offset by 2.
public Buffer	writeDouble(double The double value to write. value) Implements io.netty5.buffer.BufferAccessor.writeDouble. Write the given double value at the current `Buffer#writerOffset()`, and increase the writer offset by `Double#BYTES`.
public Buffer	writeFloat(float The float value to write. value) Implements io.netty5.buffer.BufferAccessor.writeFloat. Write the given float value at the current `Buffer#writerOffset()`, and increase the writer offset by `Float#BYTES`.
public Buffer	writeInt(int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.writeInt. Write the given int value at the current `Buffer#writerOffset()`, and increase the writer offset by `Integer#BYTES`.
public Buffer	writeLong(long The long value to write. value) Implements io.netty5.buffer.BufferAccessor.writeLong. Write the given long value at the current `Buffer#writerOffset()`, and increase the writer offset by `Long#BYTES`.
public Buffer	writeMedium(int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.writeMedium. Write the given int value at the current `Buffer#writerOffset()`, and increase the writer offset by 3.
public int	writerOffset() Implements io.netty5.buffer.Buffer.writerOffset. Get the current writer offset.
public Buffer	writerOffset(int The writer offset to set. offset) Implements io.netty5.buffer.Buffer.writerOffset. Set the writer offset.
public Buffer	writeShort(short The short value to write. value) Implements io.netty5.buffer.BufferAccessor.writeShort. Write the given short value at the current `Buffer#writerOffset()`, and increase the writer offset by `Short#BYTES`.
public Buffer	writeUnsignedByte(int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.writeUnsignedByte. Write the given unsigned byte value at the current `Buffer#writerOffset()`, and increase the writer offset by `Byte#BYTES`.
public Buffer	writeUnsignedInt(long The long value to write. value) Implements io.netty5.buffer.BufferAccessor.writeUnsignedInt. Write the given unsigned int value at the current `Buffer#writerOffset()`, and increase the writer offset by `Integer#BYTES`.
public Buffer	writeUnsignedMedium(int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.writeUnsignedMedium. Write the given unsigned int value at the current `Buffer#writerOffset()`, and increase the writer offset by 3.
public Buffer	writeUnsignedShort(int The int value to write. value) Implements io.netty5.buffer.BufferAccessor.writeUnsignedShort. Write the given unsigned short value at the current `Buffer#writerOffset()`, and increase the writer offset by `Short#BYTES`.

Inherited from io.netty5.buffer.internal.AdaptableBuffer:: equals hashCode touch

pack-priv final Class UnsafeBuffer

Nested and Inner Type Summary

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