NetworkBuffer (Flink : Runtime 1.17.1 API)

java.lang.Object
- org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
- - org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - - org.apache.flink.shaded.netty4.io.netty.buffer.AbstractReferenceCountedByteBuf
    - - org.apache.flink.runtime.io.network.buffer.NetworkBuffer

所有已实现的接口:

Comparable<org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf>, Buffer, org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufConvertible, org.apache.flink.shaded.netty4.io.netty.util.ReferenceCounted
```
public class NetworkBuffer
extends org.apache.flink.shaded.netty4.io.netty.buffer.AbstractReferenceCountedByteBuf
implements Buffer
```
Wrapper for pooled MemorySegment instances.
NOTE: before using this buffer in the netty stack, a buffer allocator must be set via setAllocator(ByteBufAllocator)!

嵌套类概要
- 从接口继承的嵌套类/接口 org.apache.flink.runtime.io.network.buffer.Buffer
  Buffer.DataType

构造器概要

构造器
构造器和说明
`NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment, BufferRecycler recycler)` Creates a new buffer instance backed by the given `memorySegment` with `0` for the `readerIndex` and `writerIndex`.
`NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment, BufferRecycler recycler, Buffer.DataType dataType)` Creates a new buffer instance backed by the given `memorySegment` with `0` for the `readerIndex` and `writerIndex`.
`NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment, BufferRecycler recycler, Buffer.DataType dataType, boolean isCompressed, int size)` Creates a new buffer instance backed by the given `memorySegment` with `0` for the `readerIndex` and `size` as `writerIndex`.
`NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment, BufferRecycler recycler, Buffer.DataType dataType, int size)` Creates a new buffer instance backed by the given `memorySegment` with `0` for the `readerIndex` and `size` as `writerIndex`.

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`protected byte`	`_getByte(int index)`
`protected int`	`_getInt(int index)`
`protected int`	`_getIntLE(int index)`
`protected long`	`_getLong(int index)`
`protected long`	`_getLongLE(int index)`
`protected short`	`_getShort(int index)`
`protected short`	`_getShortLE(int index)`
`protected int`	`_getUnsignedMedium(int index)`
`protected int`	`_getUnsignedMediumLE(int index)`
`protected void`	`_setByte(int index, int value)`
`protected void`	`_setInt(int index, int value)`
`protected void`	`_setIntLE(int index, int value)`
`protected void`	`_setLong(int index, long value)`
`protected void`	`_setLongLE(int index, long value)`
`protected void`	`_setMedium(int index, int value)`
`protected void`	`_setMediumLE(int index, int value)`
`protected void`	`_setShort(int index, int value)`
`protected void`	`_setShortLE(int index, int value)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufAllocator`	`alloc()`
`byte[]`	`array()`
`int`	`arrayOffset()`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`asByteBuf()`
`int`	`capacity()`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`capacity(int newCapacity)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`copy(int index, int length)`
`protected void`	`deallocate()`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`getBytes(int index, byte[] dst, int dstIndex, int length)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`getBytes(int index, ByteBuffer dst)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`getBytes(int index, org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf dst, int dstIndex, int length)`
`int`	`getBytes(int index, FileChannel out, long position, int length)`
`int`	`getBytes(int index, GatheringByteChannel out, int length)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`getBytes(int index, OutputStream out, int length)`
`Buffer.DataType`	`getDataType()` Gets the type of data this buffer represents.
`int`	`getMaxCapacity()` Returns the maximum size of the buffer, i.e. the capacity of the underlying `MemorySegment`.
`org.apache.flink.core.memory.MemorySegment`	`getMemorySegment()` Returns the underlying memory segment.
`int`	`getMemorySegmentOffset()` This method will be removed in the future.
`ByteBuffer`	`getNioBuffer(int index, int length)` Gets a new `ByteBuffer` instance wrapping this buffer's bytes.
`ByteBuffer`	`getNioBufferReadable()` Gets a new `ByteBuffer` instance wrapping this buffer's readable bytes, i.e. between `Buffer.getReaderIndex()` and `Buffer.getSize()`.
`int`	`getReaderIndex()` Returns the `reader index` of this buffer.
`BufferRecycler`	`getRecycler()` Gets the buffer's recycler.
`int`	`getSize()` Returns the size of the written data, i.e. the `writer index`, of this buffer.
`boolean`	`hasArray()`
`boolean`	`hasMemoryAddress()`
`ByteBuffer`	`internalNioBuffer(int index, int length)`
`boolean`	`isBuffer()` Returns whether this buffer represents a buffer or an event.
`boolean`	`isCompressed()`
`boolean`	`isDirect()`
`boolean`	`isRecycled()` Returns whether this buffer has been recycled or not.
`long`	`memoryAddress()`
`ByteBuffer`	`nioBuffer(int index, int length)`
`int`	`nioBufferCount()`
`ByteBuffer[]`	`nioBuffers(int index, int length)`
`ByteOrder`	`order()`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`readBytes(int length)`
`ReadOnlySlicedNetworkBuffer`	`readOnlySlice()` Returns a read-only slice of this buffer's readable bytes, i.e. between `Buffer.getReaderIndex()` and `Buffer.getSize()`.
`ReadOnlySlicedNetworkBuffer`	`readOnlySlice(int index, int length)` Returns a read-only slice of this buffer.
`void`	`recycleBuffer()` Releases this buffer once, i.e. reduces the reference count and recycles the buffer if the reference count reaches `0`.
`NetworkBuffer`	`retainBuffer()` Retains this buffer for further use, increasing the reference counter by `1`.
`void`	`setAllocator(org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufAllocator allocator)` Sets the buffer allocator for use in netty.
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`setBytes(int index, byte[] src, int srcIndex, int length)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`setBytes(int index, ByteBuffer src)`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`setBytes(int index, org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf src, int srcIndex, int length)`
`int`	`setBytes(int index, FileChannel in, long position, int length)`
`int`	`setBytes(int index, InputStream in, int length)`
`int`	`setBytes(int index, ScatteringByteChannel in, int length)`
`void`	`setCompressed(boolean isCompressed)` Tags the buffer as compressed or uncompressed.
`void`	`setDataType(Buffer.DataType dataType)` Sets the type of data this buffer represents.
`void`	`setReaderIndex(int readerIndex)` Sets the `reader index` of this buffer.
`void`	`setSize(int writerIndex)` Sets the size of the written data, i.e. the `writer index`, of this buffer.
`String`	`toString()`
`org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf`	`unwrap()`

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractReferenceCountedByteBuf
refCnt, release, release, resetRefCnt, retain, retain, setRefCnt, touch, touch

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
adjustMarkers, asReadOnly, bytesBefore, bytesBefore, bytesBefore, checkDstIndex, checkDstIndex, checkIndex, checkIndex, checkNewCapacity, checkReadableBytes, checkSrcIndex, clear, compareTo, copy, discardReadBytes, discardSomeReadBytes, duplicate, ensureAccessible, ensureWritable, ensureWritable, equals, forEachByte, forEachByte, forEachByteDesc, forEachByteDesc, getBoolean, getByte, getBytes, getBytes, getBytes, getChar, getCharSequence, getDouble, getFloat, getInt, getIntLE, getLong, getLongLE, getMedium, getMediumLE, getShort, getShortLE, getUnsignedByte, getUnsignedInt, getUnsignedIntLE, getUnsignedMedium, getUnsignedMediumLE, getUnsignedShort, getUnsignedShortLE, hashCode, indexOf, isReadable, isReadable, isReadOnly, isWritable, isWritable, markReaderIndex, markWriterIndex, maxCapacity, maxCapacity, maxWritableBytes, newSwappedByteBuf, nioBuffer, nioBuffers, order, readableBytes, readBoolean, readByte, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readChar, readCharSequence, readDouble, readerIndex, readerIndex, readFloat, readInt, readIntLE, readLong, readLongLE, readMedium, readMediumLE, readRetainedSlice, readShort, readShortLE, readSlice, readUnsignedByte, readUnsignedInt, readUnsignedIntLE, readUnsignedMedium, readUnsignedMediumLE, readUnsignedShort, readUnsignedShortLE, resetReaderIndex, resetWriterIndex, retainedDuplicate, retainedSlice, retainedSlice, setBoolean, setByte, setBytes, setBytes, setBytes, setChar, setCharSequence, setDouble, setFloat, setIndex, setInt, setIntLE, setLong, setLongLE, setMedium, setMediumLE, setShort, setShortLE, setZero, skipBytes, slice, slice, toString, toString, trimIndicesToCapacity, writableBytes, writeBoolean, writeByte, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeChar, writeCharSequence, writeDouble, writeFloat, writeInt, writeIntLE, writeLong, writeLongLE, writeMedium, writeMediumLE, writerIndex, writerIndex, writeShort, writeShortLE, writeZero

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
getDoubleLE, getFloatLE, isContiguous, maxFastWritableBytes, readDoubleLE, readFloatLE, setDoubleLE, setFloatLE, writeDoubleLE, writeFloatLE

从类继承的方法 java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

从接口继承的方法 org.apache.flink.runtime.io.network.buffer.Buffer
readableBytes, refCnt, toDebugString

- 构造器详细资料
  - NetworkBuffer
```
public NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment,
                     BufferRecycler recycler)
```
    Creates a new buffer instance backed by the given memorySegment with 0 for the readerIndex and writerIndex.
    
    参数:
    
    memorySegment - backing memory segment (defines AbstractByteBuf.maxCapacity)
    
    recycler - will be called to recycle this buffer once the reference count is 0
  - NetworkBuffer
```
public NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment,
                     BufferRecycler recycler,
                     Buffer.DataType dataType)
```
    Creates a new buffer instance backed by the given memorySegment with 0 for the readerIndex and writerIndex.
    
    参数:
    
    memorySegment - backing memory segment (defines AbstractByteBuf.maxCapacity)
    
    recycler - will be called to recycle this buffer once the reference count is 0
    
    dataType - the DataType this buffer represents
  - NetworkBuffer
```
public NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment,
                     BufferRecycler recycler,
                     Buffer.DataType dataType,
                     int size)
```
    Creates a new buffer instance backed by the given memorySegment with 0 for the readerIndex and size as writerIndex.
    
    参数:
    
    memorySegment - backing memory segment (defines AbstractByteBuf.maxCapacity)
    
    recycler - will be called to recycle this buffer once the reference count is 0
    
    dataType - the DataType this buffer represents
    
    size - current size of data in the buffer, i.e. the writer index to set
  - NetworkBuffer
```
public NetworkBuffer(org.apache.flink.core.memory.MemorySegment memorySegment,
                     BufferRecycler recycler,
                     Buffer.DataType dataType,
                     boolean isCompressed,
                     int size)
```
    Creates a new buffer instance backed by the given memorySegment with 0 for the readerIndex and size as writerIndex.
    
    参数:
    
    memorySegment - backing memory segment (defines AbstractByteBuf.maxCapacity)
    
    recycler - will be called to recycle this buffer once the reference count is 0
    
    dataType - the DataType this buffer represents
    
    size - current size of data in the buffer, i.e. the writer index to set
    
    isCompressed - whether the buffer is compressed or not
- 方法详细资料
  - isBuffer
```
public boolean isBuffer()
```
    从接口复制的说明: Buffer
    
    Returns whether this buffer represents a buffer or an event.
    
    指定者:
    
    isBuffer 在接口中 Buffer
    
    返回:
    
    true if this is a real buffer, false if this is an event
  - getMemorySegment
```
public org.apache.flink.core.memory.MemorySegment getMemorySegment()
```
    从接口复制的说明: Buffer
    
    Returns the underlying memory segment. This method is dangerous since it ignores read only protections and omits slices. Use it only along the Buffer.getMemorySegmentOffset().
    This method will be removed in the future. For writing use BufferBuilder.
    
    指定者:
    
    getMemorySegment 在接口中 Buffer
    
    返回:
    
    the memory segment backing this buffer
  - getMemorySegmentOffset
```
public int getMemorySegmentOffset()
```
    从接口复制的说明: Buffer
    
    This method will be removed in the future. For writing use BufferBuilder.
    
    指定者:
    
    getMemorySegmentOffset 在接口中 Buffer
    
    返回:
    
    the offset where this (potential slice) Buffer's data start in the underlying memory segment.
  - getRecycler
```
public BufferRecycler getRecycler()
```
    从接口复制的说明: Buffer
    
    Gets the buffer's recycler.
    
    指定者:
    
    getRecycler 在接口中 Buffer
    
    返回:
    
    buffer recycler
  - recycleBuffer
```
public void recycleBuffer()
```
    从接口复制的说明: Buffer
    
    Releases this buffer once, i.e. reduces the reference count and recycles the buffer if the reference count reaches 0.
    
    指定者:
    
    recycleBuffer 在接口中 Buffer
    
    另请参阅:
    
    Buffer.retainBuffer()
  - isRecycled
```
public boolean isRecycled()
```
    从接口复制的说明: Buffer
    
    Returns whether this buffer has been recycled or not.
    
    指定者:
    
    isRecycled 在接口中 Buffer
    
    返回:
    
    true if already recycled, false otherwise
  - retainBuffer
```
public NetworkBuffer retainBuffer()
```
    从接口复制的说明: Buffer
    
    Retains this buffer for further use, increasing the reference counter by 1.
    
    指定者:
    
    retainBuffer 在接口中 Buffer
    
    返回:
    
    this instance (for chained calls)
    
    另请参阅:
    
    Buffer.recycleBuffer()
  - readOnlySlice
```
public ReadOnlySlicedNetworkBuffer readOnlySlice()
```
    从接口复制的说明: Buffer
    
    Returns a read-only slice of this buffer's readable bytes, i.e. between Buffer.getReaderIndex() and Buffer.getSize().
    Reader and writer indices as well as markers are not shared. Reference counters are shared but the slice is not retained automatically.
    
    指定者:
    
    readOnlySlice 在接口中 Buffer
    
    返回:
    
    a read-only sliced buffer
  - readOnlySlice
```
public ReadOnlySlicedNetworkBuffer readOnlySlice(int index,
                                                 int length)
```
    从接口复制的说明: Buffer
    
    Returns a read-only slice of this buffer.
    Reader and writer indices as well as markers are not shared. Reference counters are shared but the slice is not retained automatically.
    
    指定者:
    
    readOnlySlice 在接口中 Buffer
    
    参数:
    
    index - the index to start from
    
    length - the length of the slice
    
    返回:
    
    a read-only sliced buffer
  - deallocate
```
protected void deallocate()
```
    指定者:
    
    deallocate 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractReferenceCountedByteBuf
  - _getByte
```
protected byte _getByte(int index)
```
    指定者:
    
    _getByte 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getShort
```
protected short _getShort(int index)
```
    指定者:
    
    _getShort 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getShortLE
```
protected short _getShortLE(int index)
```
    指定者:
    
    _getShortLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getUnsignedMedium
```
protected int _getUnsignedMedium(int index)
```
    指定者:
    
    _getUnsignedMedium 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getUnsignedMediumLE
```
protected int _getUnsignedMediumLE(int index)
```
    指定者:
    
    _getUnsignedMediumLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getInt
```
protected int _getInt(int index)
```
    指定者:
    
    _getInt 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getIntLE
```
protected int _getIntLE(int index)
```
    指定者:
    
    _getIntLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getLong
```
protected long _getLong(int index)
```
    指定者:
    
    _getLong 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _getLongLE
```
protected long _getLongLE(int index)
```
    指定者:
    
    _getLongLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setByte
```
protected void _setByte(int index,
                        int value)
```
    指定者:
    
    _setByte 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setShort
```
protected void _setShort(int index,
                         int value)
```
    指定者:
    
    _setShort 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setShortLE
```
protected void _setShortLE(int index,
                           int value)
```
    指定者:
    
    _setShortLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setMedium
```
protected void _setMedium(int index,
                          int value)
```
    指定者:
    
    _setMedium 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setMediumLE
```
protected void _setMediumLE(int index,
                            int value)
```
    指定者:
    
    _setMediumLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setInt
```
protected void _setInt(int index,
                       int value)
```
    指定者:
    
    _setInt 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setIntLE
```
protected void _setIntLE(int index,
                         int value)
```
    指定者:
    
    _setIntLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setLong
```
protected void _setLong(int index,
                        long value)
```
    指定者:
    
    _setLong 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - _setLongLE
```
protected void _setLongLE(int index,
                          long value)
```
    指定者:
    
    _setLongLE 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - capacity
```
public int capacity()
```
    指定者:
    
    capacity 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getMaxCapacity
```
public int getMaxCapacity()
```
    从接口复制的说明: Buffer
    
    Returns the maximum size of the buffer, i.e. the capacity of the underlying MemorySegment.
    
    指定者:
    
    getMaxCapacity 在接口中 Buffer
    
    返回:
    
    size of the buffer
  - getReaderIndex
```
public int getReaderIndex()
```
    从接口复制的说明: Buffer
    
    Returns the reader index of this buffer.
    This is where readable (unconsumed) bytes start in the backing memory segment.
    
    指定者:
    
    getReaderIndex 在接口中 Buffer
    
    返回:
    
    reader index (from 0 (inclusive) to the size of the backing MemorySegment (inclusive))
  - setReaderIndex
```
public void setReaderIndex(int readerIndex)
                    throws IndexOutOfBoundsException
```
    从接口复制的说明: Buffer
    
    Sets the reader index of this buffer.
    
    指定者:
    
    setReaderIndex 在接口中 Buffer
    
    抛出:
    
    IndexOutOfBoundsException - if the index is less than 0 or greater than Buffer.getSize()
  - getSize
```
public int getSize()
```
    从接口复制的说明: Buffer
    
    Returns the size of the written data, i.e. the writer index, of this buffer.
    This is where writable bytes start in the backing memory segment.
    
    指定者:
    
    getSize 在接口中 Buffer
    
    返回:
    
    writer index (from 0 (inclusive) to the size of the backing MemorySegment (inclusive))
  - setSize
```
public void setSize(int writerIndex)
```
    从接口复制的说明: Buffer
    
    Sets the size of the written data, i.e. the writer index, of this buffer.
    
    指定者:
    
    setSize 在接口中 Buffer
  - capacity
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf capacity(int newCapacity)
```
    指定者:
    
    capacity 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - order
```
public ByteOrder order()
```
    指定者:
    
    order 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - unwrap
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf unwrap()
```
    指定者:
    
    unwrap 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - isDirect
```
public boolean isDirect()
```
    指定者:
    
    isDirect 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf getBytes(int index,
                                                                       org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf dst,
                                                                       int dstIndex,
                                                                       int length)
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf getBytes(int index,
                                                                       byte[] dst,
                                                                       int dstIndex,
                                                                       int length)
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf getBytes(int index,
                                                                       ByteBuffer dst)
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf getBytes(int index,
                                                                       OutputStream out,
                                                                       int length)
                                                                throws IOException
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - getBytes
```
public int getBytes(int index,
                    GatheringByteChannel out,
                    int length)
             throws IOException
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - getBytes
```
public int getBytes(int index,
                    FileChannel out,
                    long position,
                    int length)
             throws IOException
```
    指定者:
    
    getBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - setBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf setBytes(int index,
                                                                       org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf src,
                                                                       int srcIndex,
                                                                       int length)
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - setBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf setBytes(int index,
                                                                       byte[] src,
                                                                       int srcIndex,
                                                                       int length)
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - setBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf setBytes(int index,
                                                                       ByteBuffer src)
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - setBytes
```
public int setBytes(int index,
                    InputStream in,
                    int length)
             throws IOException
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - setBytes
```
public int setBytes(int index,
                    ScatteringByteChannel in,
                    int length)
             throws IOException
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - setBytes
```
public int setBytes(int index,
                    FileChannel in,
                    long position,
                    int length)
             throws IOException
```
    指定者:
    
    setBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    抛出:
    
    IOException
  - alloc
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufAllocator alloc()
```
    指定者:
    
    alloc 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - setAllocator
```
public void setAllocator(org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufAllocator allocator)
```
    从接口复制的说明: Buffer
    
    Sets the buffer allocator for use in netty.
    
    指定者:
    
    setAllocator 在接口中 Buffer
    
    参数:
    
    allocator - netty buffer allocator
  - copy
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf copy(int index,
                                                                   int length)
```
    指定者:
    
    copy 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - readBytes
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf readBytes(int length)
```
    覆盖:
    
    readBytes 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - nioBufferCount
```
public int nioBufferCount()
```
    指定者:
    
    nioBufferCount 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - getNioBufferReadable
```
public ByteBuffer getNioBufferReadable()
```
    从接口复制的说明: Buffer
    
    Gets a new ByteBuffer instance wrapping this buffer's readable bytes, i.e. between Buffer.getReaderIndex() and Buffer.getSize().
    Please note that neither index is updated by the returned buffer.
    
    指定者:
    
    getNioBufferReadable 在接口中 Buffer
    
    返回:
    
    byte buffer sharing the contents of the underlying memory segment
  - getNioBuffer
```
public ByteBuffer getNioBuffer(int index,
                               int length)
```
    从接口复制的说明: Buffer
    
    Gets a new ByteBuffer instance wrapping this buffer's bytes.
    Please note that neither read nor write index are updated by the returned buffer.
    
    指定者:
    
    getNioBuffer 在接口中 Buffer
    
    返回:
    
    byte buffer sharing the contents of the underlying memory segment
    
    另请参阅:
    
    Buffer.getNioBufferReadable()
  - nioBuffer
```
public ByteBuffer nioBuffer(int index,
                            int length)
```
    指定者:
    
    nioBuffer 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - internalNioBuffer
```
public ByteBuffer internalNioBuffer(int index,
                                    int length)
```
    指定者:
    
    internalNioBuffer 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - nioBuffers
```
public ByteBuffer[] nioBuffers(int index,
                               int length)
```
    指定者:
    
    nioBuffers 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - hasArray
```
public boolean hasArray()
```
    指定者:
    
    hasArray 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - array
```
public byte[] array()
```
    指定者:
    
    array 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - arrayOffset
```
public int arrayOffset()
```
    指定者:
    
    arrayOffset 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - hasMemoryAddress
```
public boolean hasMemoryAddress()
```
    指定者:
    
    hasMemoryAddress 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - memoryAddress
```
public long memoryAddress()
```
    指定者:
    
    memoryAddress 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
  - toString
```
public String toString()
```
    覆盖:
    
    toString 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf
  - asByteBuf
```
public org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf asByteBuf()
```
    指定者:
    
    asByteBuf 在接口中 Buffer
    
    指定者:
    
    asByteBuf 在接口中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBufConvertible
    
    覆盖:
    
    asByteBuf 在类中 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
    
    返回:
    
    self as ByteBuf implementation.
  - isCompressed
```
public boolean isCompressed()
```
    指定者:
    
    isCompressed 在接口中 Buffer
    
    返回:
    
    whether the buffer is compressed or not.
  - setCompressed
```
public void setCompressed(boolean isCompressed)
```
    从接口复制的说明: Buffer
    
    Tags the buffer as compressed or uncompressed.
    
    指定者:
    
    setCompressed 在接口中 Buffer
  - getDataType
```
public Buffer.DataType getDataType()
```
    从接口复制的说明: Buffer
    
    Gets the type of data this buffer represents.
    
    指定者:
    
    getDataType 在接口中 Buffer
  - setDataType
```
public void setDataType(Buffer.DataType dataType)
```
    从接口复制的说明: Buffer
    
    Sets the type of data this buffer represents.
    
    指定者:
    
    setDataType 在接口中 Buffer

类 NetworkBuffer

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.io.network.buffer.Buffer

构造器概要

方法概要

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractReferenceCountedByteBuf

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf

从类继承的方法 org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf

从类继承的方法 java.lang.Object

从接口继承的方法 org.apache.flink.runtime.io.network.buffer.Buffer

构造器详细资料

NetworkBuffer

NetworkBuffer

NetworkBuffer

NetworkBuffer

方法详细资料

isBuffer

getMemorySegment

getMemorySegmentOffset

getRecycler

recycleBuffer

isRecycled

retainBuffer

readOnlySlice

readOnlySlice

deallocate

_getByte

_getShort

_getShortLE

_getUnsignedMedium

_getUnsignedMediumLE

_getInt

_getIntLE

_getLong

_getLongLE

_setByte

_setShort

_setShortLE

_setMedium

_setMediumLE

_setInt

_setIntLE

_setLong

_setLongLE

capacity

getMaxCapacity

getReaderIndex

setReaderIndex

getSize

setSize

capacity

order

unwrap

isDirect

getBytes

getBytes

getBytes

getBytes

getBytes

getBytes

setBytes

setBytes

setBytes

setBytes

setBytes

setBytes

alloc

setAllocator

copy

readBytes

nioBufferCount

getNioBufferReadable

getNioBuffer

nioBuffer

internalNioBuffer

nioBuffers

hasArray

array

arrayOffset

hasMemoryAddress