Uses of Interface
io.netty.buffer.ByteBuf

Uses of ByteBuf in io.netty.buffer

Subinterfaces of ByteBuf in io.netty.buffer

Modifier and Type	Interface and Description
interface	CompositeByteBuf
interface	WrappedByteBuf The common interface for buffer wrappers and derived buffers.

Classes in io.netty.buffer that implement ByteBuf

Modifier and Type	Class and Description
class	AbstractByteBuf A skeletal implementation of a buffer.
class	DefaultCompositeByteBuf A virtual buffer which shows multiple buffers as a single merged buffer.
class	DirectByteBuf A NIO ByteBuffer based buffer.
class	DuplicatedByteBuf A derived buffer which simply forwards all data access requests to its parent.
class	HeapByteBuf Big endian Java heap buffer implementation.
class	ReadOnlyByteBuf A derived buffer which forbids any write requests to its parent.
class	SlicedByteBuf A derived buffer which exposes its parent's sub-region only.
class	SwappedByteBuf

Fields in io.netty.buffer declared as ByteBuf

Modifier and Type	Field and Description
static ByteBuf	Unpooled.EMPTY_BUFFER A buffer whose capacity is 0.

Methods in io.netty.buffer that return ByteBuf

Modifier and Type	Method and Description
ByteBuf	ByteBufOutputStream.buffer() Returns the buffer where this stream is writing data.
static ByteBuf	Unpooled.buffer() Creates a new big-endian Java heap buffer with reasonably small initial capacity, which expands its capacity boundlessly on demand.
static ByteBuf	Unpooled.buffer(int initialCapacity) Creates a new big-endian Java heap buffer with the specified capacity, which expands its capacity boundlessly on demand.
static ByteBuf	Unpooled.buffer(int initialCapacity, int maxCapacity) Creates a new big-endian Java heap buffer with the specified capacity.
ByteBuf	CompositeByteBuf.component(int cIndex)
ByteBuf	DefaultCompositeByteBuf.component(int cIndex)
ByteBuf	CompositeByteBuf.componentAtOffset(int offset)
ByteBuf	DefaultCompositeByteBuf.componentAtOffset(int offset)
static ByteBuf	Unpooled.copiedBuffer(byte[]... arrays) Creates a new big-endian buffer whose content is a merged copy of the specified arrays.
static ByteBuf	Unpooled.copiedBuffer(byte[] array) Creates a new big-endian buffer whose content is a copy of the specified array.
static ByteBuf	Unpooled.copiedBuffer(byte[] array, int offset, int length) Creates a new big-endian buffer whose content is a copy of the specified array's sub-region.
static ByteBuf	Unpooled.copiedBuffer(ByteBuf... buffers) Creates a new buffer whose content is a merged copy of the specified buffers' readable bytes.
static ByteBuf	Unpooled.copiedBuffer(ByteBuf buffer) Creates a new buffer whose content is a copy of the specified buffer's readable bytes.
static ByteBuf	Unpooled.copiedBuffer(ByteBuffer... buffers) Creates a new buffer whose content is a merged copy of the specified buffers' slices.
static ByteBuf	Unpooled.copiedBuffer(ByteBuffer buffer) Creates a new buffer whose content is a copy of the specified buffer's current slice.
static ByteBuf	Unpooled.copiedBuffer(char[] array, Charset charset) Creates a new big-endian buffer whose content is the specified array encoded in the specified charset.
static ByteBuf	Unpooled.copiedBuffer(char[] array, int offset, int length, Charset charset) Creates a new big-endian buffer whose content is a subregion of the specified array encoded in the specified charset.
static ByteBuf	Unpooled.copiedBuffer(CharSequence string, Charset charset) Creates a new big-endian buffer whose content is the specified string encoded in the specified charset.
static ByteBuf	Unpooled.copiedBuffer(CharSequence string, int offset, int length, Charset charset) Creates a new big-endian buffer whose content is a subregion of the specified string encoded in the specified charset.
ByteBuf	ByteBuf.copy() Returns a copy of this buffer's readable bytes.
ByteBuf	SwappedByteBuf.copy()
ByteBuf	AbstractByteBuf.copy()
ByteBuf	ReadOnlyByteBuf.copy(int index, int length)
ByteBuf	DirectByteBuf.copy(int index, int length)
ByteBuf	SlicedByteBuf.copy(int index, int length)
ByteBuf	DefaultCompositeByteBuf.copy(int index, int length)
ByteBuf	HeapByteBuf.copy(int index, int length)
ByteBuf	ByteBuf.copy(int index, int length) Returns a copy of this buffer's sub-region.
ByteBuf	DuplicatedByteBuf.copy(int index, int length)
ByteBuf	SwappedByteBuf.copy(int index, int length)
static ByteBuf	Unpooled.copyBoolean(boolean... values) Create a new big-endian buffer that holds a sequence of the specified boolean values.
static ByteBuf	Unpooled.copyBoolean(boolean value) Creates a new single-byte big-endian buffer that holds the specified boolean value.
static ByteBuf	Unpooled.copyDouble(double... values) Create a new big-endian buffer that holds a sequence of the specified 64-bit floating point numbers.
static ByteBuf	Unpooled.copyDouble(double value) Creates a new 8-byte big-endian buffer that holds the specified 64-bit floating point number.
static ByteBuf	Unpooled.copyFloat(float... values) Create a new big-endian buffer that holds a sequence of the specified 32-bit floating point numbers.
static ByteBuf	Unpooled.copyFloat(float value) Creates a new 4-byte big-endian buffer that holds the specified 32-bit floating point number.
static ByteBuf	Unpooled.copyInt(int... values) Create a big-endian buffer that holds a sequence of the specified 32-bit integers.
static ByteBuf	Unpooled.copyInt(int value) Creates a new 4-byte big-endian buffer that holds the specified 32-bit integer.
static ByteBuf	Unpooled.copyLong(long... values) Create a new big-endian buffer that holds a sequence of the specified 64-bit integers.
static ByteBuf	Unpooled.copyLong(long value) Creates a new 8-byte big-endian buffer that holds the specified 64-bit integer.
static ByteBuf	Unpooled.copyMedium(int... values) Create a new big-endian buffer that holds a sequence of the specified 24-bit integers.
static ByteBuf	Unpooled.copyMedium(int value) Creates a new 3-byte big-endian buffer that holds the specified 24-bit integer.
static ByteBuf	Unpooled.copyShort(int... values) Create a new big-endian buffer that holds a sequence of the specified 16-bit integers.
static ByteBuf	Unpooled.copyShort(int value) Creates a new 2-byte big-endian buffer that holds the specified 16-bit integer.
static ByteBuf	Unpooled.copyShort(short... values) Create a new big-endian buffer that holds a sequence of the specified 16-bit integers.
static ByteBuf	Unpooled.directBuffer() Creates a new big-endian direct buffer with resaonably small initial capacity, which expands its capacity boundlessly on demand.
static ByteBuf	Unpooled.directBuffer(int initialCapacity) Creates a new big-endian direct buffer with the specified capacity, which expands its capacity boundlessly on demand.
static ByteBuf	Unpooled.directBuffer(int initialCapacity, int maxCapacity) Creates a new big-endian direct buffer with the specified capacity.
ByteBuf	ReadOnlyByteBuf.duplicate()
ByteBuf	SlicedByteBuf.duplicate()
ByteBuf	ByteBuf.duplicate() Returns a buffer which shares the whole region of this buffer.
ByteBuf	DuplicatedByteBuf.duplicate()
ByteBuf	SwappedByteBuf.duplicate()
ByteBuf	AbstractByteBuf.duplicate()
ByteBuf	ByteBuf.Unsafe.newBuffer(int initialCapacity) Returns a new buffer whose type is identical to the callee.
ByteBuf	ByteBuf.order(ByteOrder endianness) Returns a buffer with the specified endianness which shares the whole region, indexes, and marks of this buffer.
ByteBuf	SwappedByteBuf.order(ByteOrder endianness)
ByteBuf	AbstractByteBuf.order(ByteOrder endianness)
ByteBuf	ByteBuf.readBytes(int length) Transfers this buffer's data to a newly created buffer starting at the current readerIndex and increases the readerIndex by the number of the transferred bytes (= length).
ByteBuf	SwappedByteBuf.readBytes(int length)
ByteBuf	AbstractByteBuf.readBytes(int length)
ByteBuf	ByteBuf.readSlice(int length) Returns a new slice of this buffer's sub-region starting at the current readerIndex and increases the readerIndex by the size of the new slice (= length).
ByteBuf	SwappedByteBuf.readSlice(int length)
ByteBuf	AbstractByteBuf.readSlice(int length)
ByteBuf	ByteBuf.slice() Returns a slice of this buffer's readable bytes.
ByteBuf	SwappedByteBuf.slice()
ByteBuf	AbstractByteBuf.slice()
ByteBuf	ReadOnlyByteBuf.slice(int index, int length)
ByteBuf	SlicedByteBuf.slice(int index, int length)
ByteBuf	ByteBuf.slice(int index, int length) Returns a slice of this buffer's sub-region.
ByteBuf	DuplicatedByteBuf.slice(int index, int length)
ByteBuf	SwappedByteBuf.slice(int index, int length)
ByteBuf	AbstractByteBuf.slice(int index, int length)
static ByteBuf	Unpooled.unmodifiableBuffer(ByteBuf buffer) Creates a read-only buffer which disallows any modification operations on the specified buffer.
ByteBuf	ReadOnlyByteBuf.unwrap()
ByteBuf	SlicedByteBuf.unwrap()
ByteBuf	WrappedByteBuf.unwrap() Returns this buffer's parent that this buffer is wrapping.
ByteBuf	DuplicatedByteBuf.unwrap()
ByteBuf	SwappedByteBuf.unwrap()
static ByteBuf	Unpooled.wrappedBuffer(byte[]... arrays) Creates a new big-endian composite buffer which wraps the specified arrays without copying them.
static ByteBuf	Unpooled.wrappedBuffer(byte[] array) Creates a new big-endian buffer which wraps the specified array.
static ByteBuf	Unpooled.wrappedBuffer(byte[] array, int offset, int length) Creates a new big-endian buffer which wraps the sub-region of the specified array.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuf... buffers) Creates a new big-endian composite buffer which wraps the readable bytes of the specified buffers without copying them.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuf buffer) Creates a new buffer which wraps the specified buffer's readable bytes.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuffer... buffers) Creates a new big-endian composite buffer which wraps the slices of the specified NIO buffers without copying them.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuffer buffer) Creates a new buffer which wraps the specified NIO buffer's current slice.
static ByteBuf	Unpooled.wrappedBuffer(int maxNumComponents, byte[]... arrays) Creates a new big-endian composite buffer which wraps the specified arrays without copying them.
static ByteBuf	Unpooled.wrappedBuffer(int maxNumComponents, ByteBuf... buffers) Creates a new big-endian composite buffer which wraps the readable bytes of the specified buffers without copying them.
static ByteBuf	Unpooled.wrappedBuffer(int maxNumComponents, ByteBuffer... buffers) Creates a new big-endian composite buffer which wraps the slices of the specified NIO buffers without copying them.

Methods in io.netty.buffer that return types with arguments of type ByteBuf

Modifier and Type	Method and Description
List<ByteBuf>	CompositeByteBuf.decompose(int offset, int length) Same with slice(int, int) except that this method returns a list.
List<ByteBuf>	DefaultCompositeByteBuf.decompose(int offset, int length)
Iterator<ByteBuf>	DefaultCompositeByteBuf.iterator()

Methods in io.netty.buffer with parameters of type ByteBuf

Modifier and Type	Method and Description
void	CompositeByteBuf.addComponent(ByteBuf buffer)
void	DefaultCompositeByteBuf.addComponent(ByteBuf buffer)
void	CompositeByteBuf.addComponent(int cIndex, ByteBuf buffer)
void	DefaultCompositeByteBuf.addComponent(int cIndex, ByteBuf buffer)
void	CompositeByteBuf.addComponents(ByteBuf... buffers)
void	DefaultCompositeByteBuf.addComponents(ByteBuf... buffers)
void	CompositeByteBuf.addComponents(int cIndex, ByteBuf... buffers)
void	DefaultCompositeByteBuf.addComponents(int cIndex, ByteBuf... buffers)
static int	ByteBufUtil.compare(ByteBuf bufferA, ByteBuf bufferB) Compares the two specified buffers as described in compareTo(ByteBuf).
int	ByteBuf.compareTo(ByteBuf buffer) Compares the content of the specified buffer to the content of this buffer.
int	SwappedByteBuf.compareTo(ByteBuf buffer)
int	AbstractByteBuf.compareTo(ByteBuf that)
static ByteBuf	Unpooled.copiedBuffer(ByteBuf... buffers) Creates a new buffer whose content is a merged copy of the specified buffers' readable bytes.
static ByteBuf	Unpooled.copiedBuffer(ByteBuf buffer) Creates a new buffer whose content is a copy of the specified buffer's readable bytes.
static boolean	ByteBufUtil.equals(ByteBuf bufferA, ByteBuf bufferB) Returns true if and only if the two specified buffers are identical to each other as described in ChannelBuffer#equals(Object).
boolean	ByteBufIndexFinder.find(ByteBuf buffer, int guessedIndex) Returns true if and only if the data is found at the specified guessedIndex of the specified buffer.
void	ByteBuf.getBytes(int index, ByteBuf dst) Transfers this buffer's data to the specified destination starting at the specified absolute index until the destination becomes non-writable.
void	SwappedByteBuf.getBytes(int index, ByteBuf dst)
void	AbstractByteBuf.getBytes(int index, ByteBuf dst)
void	ByteBuf.getBytes(int index, ByteBuf dst, int length) Transfers this buffer's data to the specified destination starting at the specified absolute index.
void	SwappedByteBuf.getBytes(int index, ByteBuf dst, int length)
void	AbstractByteBuf.getBytes(int index, ByteBuf dst, int length)
void	ReadOnlyByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	DirectByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	SlicedByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	DefaultCompositeByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	HeapByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	ByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length) Transfers this buffer's data to the specified destination starting at the specified absolute index.
void	DuplicatedByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
void	SwappedByteBuf.getBytes(int index, ByteBuf dst, int dstIndex, int length)
static int	ByteBufUtil.hashCode(ByteBuf buffer) Calculates the hash code of the specified buffer.
static String	ByteBufUtil.hexDump(ByteBuf buffer) Returns a hex dump of the specified buffer's readable bytes.
static String	ByteBufUtil.hexDump(ByteBuf buffer, int fromIndex, int length) Returns a hex dump of the specified buffer's sub-region.
static int	ByteBufUtil.indexOf(ByteBuf buffer, int fromIndex, int toIndex, byte value) The default implementation of indexOf(int, int, byte).
static int	ByteBufUtil.indexOf(ByteBuf buffer, int fromIndex, int toIndex, ByteBufIndexFinder indexFinder) The default implementation of indexOf(int, int, ByteBufIndexFinder).
void	ByteBuf.readBytes(ByteBuf dst) Transfers this buffer's data to the specified destination starting at the current readerIndex until the destination becomes non-writable, and increases the readerIndex by the number of the transferred bytes.
void	SwappedByteBuf.readBytes(ByteBuf dst)
void	AbstractByteBuf.readBytes(ByteBuf dst)
void	ByteBuf.readBytes(ByteBuf dst, int length) Transfers this buffer's data to the specified destination starting at the current readerIndex and increases the readerIndex by the number of the transferred bytes (= length).
void	SwappedByteBuf.readBytes(ByteBuf dst, int length)
void	AbstractByteBuf.readBytes(ByteBuf dst, int length)
void	ByteBuf.readBytes(ByteBuf dst, int dstIndex, int length) Transfers this buffer's data to the specified destination starting at the current readerIndex and increases the readerIndex by the number of the transferred bytes (= length).
void	SwappedByteBuf.readBytes(ByteBuf dst, int dstIndex, int length)
void	AbstractByteBuf.readBytes(ByteBuf dst, int dstIndex, int length)
void	ByteBuf.setBytes(int index, ByteBuf src) Transfers the specified source buffer's data to this buffer starting at the specified absolute index until the source buffer becomes unreadable.
void	SwappedByteBuf.setBytes(int index, ByteBuf src)
void	AbstractByteBuf.setBytes(int index, ByteBuf src)
void	ByteBuf.setBytes(int index, ByteBuf src, int length) Transfers the specified source buffer's data to this buffer starting at the specified absolute index.
void	SwappedByteBuf.setBytes(int index, ByteBuf src, int length)
void	AbstractByteBuf.setBytes(int index, ByteBuf src, int length)
void	ReadOnlyByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	DirectByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	SlicedByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	DefaultCompositeByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	HeapByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	ByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length) Transfers the specified source buffer's data to this buffer starting at the specified absolute index.
void	DuplicatedByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
void	SwappedByteBuf.setBytes(int index, ByteBuf src, int srcIndex, int length)
static ByteBuf	Unpooled.unmodifiableBuffer(ByteBuf buffer) Creates a read-only buffer which disallows any modification operations on the specified buffer.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuf... buffers) Creates a new big-endian composite buffer which wraps the readable bytes of the specified buffers without copying them.
static ByteBuf	Unpooled.wrappedBuffer(ByteBuf buffer) Creates a new buffer which wraps the specified buffer's readable bytes.
static ByteBuf	Unpooled.wrappedBuffer(int maxNumComponents, ByteBuf... buffers) Creates a new big-endian composite buffer which wraps the readable bytes of the specified buffers without copying them.
void	ByteBuf.writeBytes(ByteBuf src) Transfers the specified source buffer's data to this buffer starting at the current writerIndex until the source buffer becomes unreadable, and increases the writerIndex by the number of the transferred bytes.
void	SwappedByteBuf.writeBytes(ByteBuf src)
void	AbstractByteBuf.writeBytes(ByteBuf src)
void	ByteBuf.writeBytes(ByteBuf src, int length) Transfers the specified source buffer's data to this buffer starting at the current writerIndex and increases the writerIndex by the number of the transferred bytes (= length).
void	SwappedByteBuf.writeBytes(ByteBuf src, int length)
void	AbstractByteBuf.writeBytes(ByteBuf src, int length)
void	ByteBuf.writeBytes(ByteBuf src, int srcIndex, int length) Transfers the specified source buffer's data to this buffer starting at the current writerIndex and increases the writerIndex by the number of the transferred bytes (= length).
void	SwappedByteBuf.writeBytes(ByteBuf src, int srcIndex, int length)
void	AbstractByteBuf.writeBytes(ByteBuf src, int srcIndex, int length)

Method parameters in io.netty.buffer with type arguments of type ByteBuf

Modifier and Type	Method and Description
void	CompositeByteBuf.addComponents(int cIndex, Iterable<ByteBuf> buffers)
void	DefaultCompositeByteBuf.addComponents(int cIndex, Iterable<ByteBuf> buffers)
void	CompositeByteBuf.addComponents(Iterable<ByteBuf> buffers)
void	DefaultCompositeByteBuf.addComponents(Iterable<ByteBuf> buffers)

Constructors in io.netty.buffer with parameters of type ByteBuf

Constructor and Description
ByteBufInputStream(ByteBuf buffer) Creates a new stream which reads data from the specified buffer starting at the current readerIndex and ending at the current writerIndex.
ByteBufInputStream(ByteBuf buffer, int length) Creates a new stream which reads data from the specified buffer starting at the current readerIndex and ending at readerIndex + length.
ByteBufOutputStream(ByteBuf buffer) Creates a new stream which writes data to the specified buffer.
DefaultCompositeByteBuf(int maxNumComponents, ByteBuf... buffers)
DuplicatedByteBuf(ByteBuf buffer)
ReadOnlyByteBuf(ByteBuf buffer)
SlicedByteBuf(ByteBuf buffer, int index, int length)
SwappedByteBuf(ByteBuf buf)

Constructor parameters in io.netty.buffer with type arguments of type ByteBuf

Constructor and Description
DefaultCompositeByteBuf(int maxNumComponents, Iterable<ByteBuf> buffers)