Package com.tangosol.io.nio

Class ByteBufferWriteBuffer.ByteBufferOutput

java.lang.Object

java.io.OutputStream

com.tangosol.io.AbstractWriteBuffer.AbstractBufferOutput

com.tangosol.io.nio.ByteBufferWriteBuffer.ByteBufferOutput

All Implemented Interfaces:

com.oracle.coherence.common.io.OutputStreaming, OutputStreaming, WriteBuffer.BufferOutput, Closeable, DataOutput, Flushable, AutoCloseable

Enclosing class:

ByteBufferWriteBuffer

public final class ByteBufferWriteBuffer.ByteBufferOutput
extends AbstractWriteBuffer.AbstractBufferOutput

This is a simple implementation of the BufferOutput interface on top of a ByteBuffer.

Author:

cp 2006.04.07

Field Summary

Fields inherited from class com.tangosol.io.AbstractWriteBuffer.AbstractBufferOutput

m_ofWrite

Fields inherited from interface com.tangosol.io.WriteBuffer.BufferOutput

MAX_PACKED_INT_SIZE, MAX_PACKED_LONG_SIZE

Constructor Summary

Constructors

Constructor	Description
ByteBufferOutput(int of)	Construct a ByteBufferOutput on top of an NIO ByteBuffer.

Method Summary

Modifier and Type	Method	Description
ByteBuffer	getByteBuffer(int cb)	Ensure that there are at least cb bytes of capacity left in this WriteBuffer.BufferOutput, and return a mutable ByteBuffer of cb bytes, starting at the current offset.
void	writeChar(int ch)	Writes a char value, comprised of the 16 low-order bits of the argument ch; the 16 high-order bits of ch are ignored.
void	writeDouble(double dfl)	Writes a double value.
void	writeFloat(float fl)	Writes a float value.
void	writeInt(int n)	Writes an int value.
void	writeLong(long l)	Writes a long value.
void	writeShort(int n)	Writes a short value, comprised of the 16 low-order bits of the argument n; the 16 high-order bits of n are ignored.

Methods inherited from class com.tangosol.io.AbstractWriteBuffer.AbstractBufferOutput

calcUTF, close, countNegatives, flush, formatModifiedUTF, formatModifiedUTF, formatModifiedUTF, formatUTF, formatUTF, getBuffer, getCharBuf, getOffset, setOffset, write, write, write, writeBoolean, writeBuffer, writeBuffer, writeByte, writeBytes, writeChars, writePackedInt, writePackedLong, writeSafeUTF, writeStream, writeStream, writeUTF, writeUTF

Methods inherited from class java.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ByteBufferOutput

public ByteBufferOutput(int of)

Construct a ByteBufferOutput on top of an NIO ByteBuffer.

Parameters:

of - the offset at which to begin writing

Method Details

getByteBuffer

public ByteBuffer getByteBuffer(int cb)

Ensure that there are at least cb bytes of capacity left in this WriteBuffer.BufferOutput, and return a mutable ByteBuffer of cb bytes, starting at the current offset.

Parameters:

cb - the size of the ByteBuffer to return

Returns:

a mutable ByteBuffer of cb bytes, starting at the current offset

writeShort

public void writeShort(int n)
                throws IOException

Writes a short value, comprised of the 16 low-order bits of the argument n; the 16 high-order bits of n are ignored.

Specified by:

writeShort in interface DataOutput

Specified by:

writeShort in interface WriteBuffer.BufferOutput

Overrides:

writeShort in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

n - the short to write (passed as an integer)

Throws:

IOException - if an I/O error occurs

writeChar

public void writeChar(int ch)
               throws IOException

Writes a char value, comprised of the 16 low-order bits of the argument ch; the 16 high-order bits of ch are ignored.

Specified by:

writeChar in interface DataOutput

Specified by:

writeChar in interface WriteBuffer.BufferOutput

Overrides:

writeChar in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

ch - the char to write (passed as an integer)

Throws:

IOException - if an I/O error occurs

writeInt

public void writeInt(int n)
              throws IOException

Writes an int value.

Specified by:

writeInt in interface DataOutput

Specified by:

writeInt in interface WriteBuffer.BufferOutput

Overrides:

writeInt in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

n - the int to write

Throws:

IOException - if an I/O error occurs

writeLong

public void writeLong(long l)
               throws IOException

Writes a long value.

Specified by:

writeLong in interface DataOutput

Specified by:

writeLong in interface WriteBuffer.BufferOutput

Overrides:

writeLong in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

l - the long to write

Throws:

IOException - if an I/O error occurs

writeFloat

public void writeFloat(float fl)
                throws IOException

Writes a float value.

Specified by:

writeFloat in interface DataOutput

Specified by:

writeFloat in interface WriteBuffer.BufferOutput

Overrides:

writeFloat in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

fl - the float to write

Throws:

IOException - if an I/O error occurs

writeDouble

public void writeDouble(double dfl)
                 throws IOException

Writes a double value.

Specified by:

writeDouble in interface DataOutput

Specified by:

writeDouble in interface WriteBuffer.BufferOutput

Overrides:

writeDouble in class AbstractWriteBuffer.AbstractBufferOutput

Parameters:

dfl - the double to write

Throws:

IOException - if an I/O error occurs