
public class ReadOnlyChannelBuffer extends AbstractChannelBuffer implements WrappedChannelBuffer
ChannelBuffers.unmodifiableBuffer(ChannelBuffer)
instead of calling the constructor explicitly.| Constructor and Description |
|---|
ReadOnlyChannelBuffer(ChannelBuffer buffer) |
| Modifier and Type | Method and Description |
|---|---|
int |
capacity()
Returns the number of bytes (octets) this buffer can contain.
|
ChannelBuffer |
copy(int index,
int length)
Returns a copy of this buffer's sub-region.
|
void |
discardReadBytes()
Discards the bytes between the 0th index and
readerIndex. |
ChannelBuffer |
duplicate()
Returns a buffer which shares the whole region of this buffer.
|
ChannelBufferFactory |
factory()
Returns the factory which creates a
ChannelBuffer whose
type and default ByteOrder are same with this buffer. |
byte |
getByte(int index)
Gets a byte at the specified absolute
index in this buffer. |
void |
getBytes(int index,
byte[] dst,
int dstIndex,
int length)
Transfers this buffer's data to the specified destination starting at
the specified absolute
index. |
void |
getBytes(int index,
ByteBuffer dst)
Transfers this buffer's data to the specified destination starting at
the specified absolute
index until the destination's position
reaches its limit. |
void |
getBytes(int index,
ChannelBuffer dst,
int dstIndex,
int length)
Transfers this buffer's data to the specified destination starting at
the specified absolute
index. |
int |
getBytes(int index,
GatheringByteChannel out,
int length)
Transfers this buffer's data to the specified channel starting at the
specified absolute
index. |
void |
getBytes(int index,
OutputStream out,
int length)
Transfers this buffer's data to the specified stream starting at the
specified absolute
index. |
int |
getInt(int index)
Gets a 32-bit integer at the specified absolute
index in
this buffer. |
long |
getLong(int index)
Gets a 64-bit long integer at the specified absolute
index in
this buffer. |
short |
getShort(int index)
Gets a 16-bit short integer at the specified absolute
index in
this buffer. |
int |
getUnsignedMedium(int index)
Gets an unsigned 24-bit medium integer at the specified absolute
index in this buffer. |
ByteOrder |
order()
Returns the endianness
of this buffer.
|
void |
setByte(int index,
byte value)
Sets the specified byte at the specified absolute
index in this
buffer. |
void |
setBytes(int index,
byte[] src,
int srcIndex,
int length)
Transfers the specified source array's data to this buffer starting at
the specified absolute
index. |
void |
setBytes(int index,
ByteBuffer src)
Transfers the specified source buffer's data to this buffer starting at
the specified absolute
index until the source buffer's position
reaches its limit. |
void |
setBytes(int index,
ChannelBuffer src,
int srcIndex,
int length)
Transfers the specified source buffer's data to this buffer starting at
the specified absolute
index. |
int |
setBytes(int index,
InputStream in,
int length)
Transfers the content of the specified source stream to this buffer
starting at the specified absolute
index. |
int |
setBytes(int index,
ScatteringByteChannel in,
int length)
Transfers the content of the specified source channel to this buffer
starting at the specified absolute
index. |
void |
setInt(int index,
int value)
Sets the specified 32-bit integer at the specified absolute
index in this buffer. |
void |
setLong(int index,
long value)
Sets the specified 64-bit long integer at the specified absolute
index in this buffer. |
void |
setMedium(int index,
int value)
Sets the specified 24-bit medium integer at the specified absolute
index in this buffer. |
void |
setShort(int index,
short value)
Sets the specified 16-bit short integer at the specified absolute
index in this buffer. |
ChannelBuffer |
slice(int index,
int length)
Returns a slice of this buffer's sub-region.
|
ByteBuffer |
toByteBuffer(int index,
int length)
Converts this buffer's sub-region into a NIO buffer.
|
ByteBuffer[] |
toByteBuffers(int index,
int length)
Converts this buffer's sub-region into an array of NIO buffers.
|
String |
toString(int index,
int length,
String charsetName)
Decodes this buffer's sub-region into a string with the specified
character set name.
|
ChannelBuffer |
unwrap()
Returns this buffer's parent that this buffer is wrapping.
|
checkReadableBytes, clear, compareTo, copy, equals, getBytes, getBytes, getBytes, getMedium, getUnsignedByte, getUnsignedInt, getUnsignedShort, hashCode, indexOf, indexOf, markReaderIndex, markWriterIndex, readable, readableBytes, readByte, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readerIndex, readerIndex, readInt, readLong, readMedium, readShort, readSlice, readSlice, readUnsignedByte, readUnsignedInt, readUnsignedMedium, readUnsignedShort, resetReaderIndex, resetWriterIndex, setBytes, setBytes, setBytes, setIndex, setZero, skipBytes, skipBytes, slice, toByteBuffer, toByteBuffers, toString, toString, toString, toString, writable, writableBytes, writeByte, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeInt, writeLong, writeMedium, writerIndex, writerIndex, writeShort, writeZeroclone, finalize, getClass, notify, notifyAll, wait, wait, waitclear, compareTo, copy, equals, getBytes, getBytes, getBytes, getMedium, getUnsignedByte, getUnsignedInt, getUnsignedShort, hashCode, indexOf, indexOf, markReaderIndex, markWriterIndex, readable, readableBytes, readByte, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readBytes, readerIndex, readerIndex, readInt, readLong, readMedium, readShort, readSlice, readSlice, readUnsignedByte, readUnsignedInt, readUnsignedMedium, readUnsignedShort, resetReaderIndex, resetWriterIndex, setBytes, setBytes, setBytes, setIndex, setZero, skipBytes, skipBytes, slice, toByteBuffer, toByteBuffers, toString, toString, toString, toString, writable, writableBytes, writeByte, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeBytes, writeInt, writeLong, writeMedium, writerIndex, writerIndex, writeShort, writeZeropublic ReadOnlyChannelBuffer(ChannelBuffer buffer)
public ChannelBuffer unwrap()
WrappedChannelBufferunwrap in interface WrappedChannelBufferpublic ChannelBufferFactory factory()
ChannelBufferChannelBuffer whose
type and default ByteOrder are same with this buffer.factory in interface ChannelBufferpublic ByteOrder order()
ChannelBufferorder in interface ChannelBufferpublic void discardReadBytes()
ChannelBufferreaderIndex.
It moves the bytes between readerIndex and writerIndex
to the 0th index, and sets readerIndex and writerIndex
to 0 and oldWriterIndex - oldReaderIndex respectively.
Please refer to the class documentation for more detailed explanation.
discardReadBytes in interface ChannelBufferdiscardReadBytes in class AbstractChannelBufferpublic void setByte(int index,
byte value)
ChannelBufferindex in this
buffer.
This method does not modify readerIndex or writerIndex of
this buffer.setByte in interface ChannelBufferpublic void setBytes(int index,
ChannelBuffer src,
int srcIndex,
int length)
ChannelBufferindex.
This method does not modify readerIndex or writerIndex
of both the source (i.e. this) and the destination.setBytes in interface ChannelBuffersrcIndex - the first index of the sourcelength - the number of bytes to transferpublic void setBytes(int index,
byte[] src,
int srcIndex,
int length)
ChannelBufferindex.
This method does not modify readerIndex or writerIndex of
this buffer.setBytes in interface ChannelBufferpublic void setBytes(int index,
ByteBuffer src)
ChannelBufferindex until the source buffer's position
reaches its limit.
This method does not modify readerIndex or writerIndex of
this buffer.setBytes in interface ChannelBufferpublic void setShort(int index,
short value)
ChannelBufferindex in this buffer.
This method does not modify readerIndex or writerIndex of
this buffer.setShort in interface ChannelBufferpublic void setMedium(int index,
int value)
ChannelBufferindex in this buffer. Please note that the most significant
byte is ignored in the specified value.
This method does not modify readerIndex or writerIndex of
this buffer.setMedium in interface ChannelBufferpublic void setInt(int index,
int value)
ChannelBufferindex in this buffer.
This method does not modify readerIndex or writerIndex of
this buffer.setInt in interface ChannelBufferpublic void setLong(int index,
long value)
ChannelBufferindex in this buffer.
This method does not modify readerIndex or writerIndex of
this buffer.setLong in interface ChannelBufferpublic int setBytes(int index,
InputStream in,
int length)
throws IOException
ChannelBufferindex.
This method does not modify readerIndex or writerIndex of
this buffer.setBytes in interface ChannelBufferlength - the number of bytes to transfer-1 if the specified channel is closed.IOException - if the specified stream threw an exception during I/Opublic int setBytes(int index,
ScatteringByteChannel in,
int length)
throws IOException
ChannelBufferindex.
This method does not modify readerIndex or writerIndex of
this buffer.setBytes in interface ChannelBufferlength - the maximum number of bytes to transfer-1 if the specified channel is closed.IOException - if the specified channel threw an exception during I/Opublic int getBytes(int index,
GatheringByteChannel out,
int length)
throws IOException
ChannelBufferindex.
This method does not modify readerIndex or writerIndex of
this buffer.getBytes in interface ChannelBufferlength - the maximum number of bytes to transferIOException - if the specified channel threw an exception during I/Opublic void getBytes(int index,
OutputStream out,
int length)
throws IOException
ChannelBufferindex.
This method does not modify readerIndex or writerIndex of
this buffer.getBytes in interface ChannelBufferlength - the number of bytes to transferIOException - if the specified stream threw an exception during I/Opublic void getBytes(int index,
byte[] dst,
int dstIndex,
int length)
ChannelBufferindex.
This method does not modify readerIndex or writerIndex
of this buffer.getBytes in interface ChannelBufferdstIndex - the first index of the destinationlength - the number of bytes to transferpublic void getBytes(int index,
ChannelBuffer dst,
int dstIndex,
int length)
ChannelBufferindex.
This method does not modify readerIndex or writerIndex
of both the source (i.e. this) and the destination.getBytes in interface ChannelBufferdstIndex - the first index of the destinationlength - the number of bytes to transferpublic void getBytes(int index,
ByteBuffer dst)
ChannelBufferindex until the destination's position
reaches its limit.
This method does not modify readerIndex or writerIndex of
this buffer while the destination's position will be increased.getBytes in interface ChannelBufferpublic ChannelBuffer duplicate()
ChannelBufferbuf.slice(0, buf.capacity()).
This method does not modify readerIndex or writerIndex of
this buffer.duplicate in interface ChannelBufferpublic ChannelBuffer copy(int index, int length)
ChannelBufferreaderIndex or writerIndex of
this buffer.copy in interface ChannelBufferpublic ChannelBuffer slice(int index, int length)
ChannelBufferreaderIndex or writerIndex of
this buffer.slice in interface ChannelBufferpublic byte getByte(int index)
ChannelBufferindex in this buffer.
This method does not modify readerIndex or writerIndex of
this buffer.getByte in interface ChannelBufferpublic short getShort(int index)
ChannelBufferindex in
this buffer. This method does not modify readerIndex or
writerIndex of this buffer.getShort in interface ChannelBufferpublic int getUnsignedMedium(int index)
ChannelBufferindex in this buffer. This method does not modify
readerIndex or writerIndex of this buffer.getUnsignedMedium in interface ChannelBufferpublic int getInt(int index)
ChannelBufferindex in
this buffer. This method does not modify readerIndex or
writerIndex of this buffer.getInt in interface ChannelBufferpublic long getLong(int index)
ChannelBufferindex in
this buffer. This method does not modify readerIndex or
writerIndex of this buffer.getLong in interface ChannelBufferpublic ByteBuffer toByteBuffer(int index, int length)
ChannelBufferreaderIndex or writerIndex of
this buffer.toByteBuffer in interface ChannelBufferpublic ByteBuffer[] toByteBuffers(int index, int length)
ChannelBufferreaderIndex or writerIndex of
this buffer.toByteBuffers in interface ChannelBuffertoByteBuffers in class AbstractChannelBufferpublic String toString(int index, int length, String charsetName)
ChannelBufferreaderIndex or writerIndex of
this buffer.toString in interface ChannelBufferpublic int capacity()
ChannelBuffercapacity in interface ChannelBufferCopyright © 2008-2013 JBoss, by Red Hat. All Rights Reserved.