org.codehaus.groovy.grails.web.util
Class StreamByteBuffer

java.lang.Object
  org.codehaus.groovy.grails.web.util.StreamByteBuffer

public class StreamByteBuffer
extends Object

An in-memory buffer that provides OutputStream and InputStream interfaces. This is more efficient than using ByteArrayOutputStream/ByteArrayInputStream This is not thread-safe, it is intended to be used by a single Thread.

Author:

Lari Hotari, Sagire Software Oy

Nested Class Summary

static class	StreamByteBuffer.ReadMode
(package private) class	StreamByteBuffer.StreamByteBufferChunk
(package private) class	StreamByteBuffer.StreamByteBufferInputStream
(package private) class	StreamByteBuffer.StreamByteBufferOutputStream

Constructor Summary

StreamByteBuffer()

StreamByteBuffer(int chunkSize)

StreamByteBuffer(int chunkSize, StreamByteBuffer.ReadMode readMode)

Method Summary

protected int	allocateSpace()
InputStream	getInputStream()
OutputStream	getOutputStream()
StreamByteBuffer.ReadMode	getReadMode()
protected int	prepareRead()
byte[]	readAsByteArray()
String	readAsString(Charset charset)
String	readAsString(String encoding)
void	reset()
void	retainAfterReadingMode()
void	setReadMode(StreamByteBuffer.ReadMode readMode)
int	totalBytesUnread()
void	writeTo(OutputStream target)

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamByteBuffer

public StreamByteBuffer()

StreamByteBuffer

public StreamByteBuffer(int chunkSize)

StreamByteBuffer

public StreamByteBuffer(int chunkSize,
                        StreamByteBuffer.ReadMode readMode)

Method Detail

getOutputStream

public OutputStream getOutputStream()

getInputStream

public InputStream getInputStream()

writeTo

public void writeTo(OutputStream target)
             throws IOException

Throws:

IOException

readAsByteArray

public byte[] readAsByteArray()

readAsString

public String readAsString(String encoding)
                    throws CharacterCodingException

Throws:

CharacterCodingException

readAsString

public String readAsString(Charset charset)
                    throws CharacterCodingException

Throws:

CharacterCodingException

totalBytesUnread

public int totalBytesUnread()

allocateSpace

protected int allocateSpace()

prepareRead

protected int prepareRead()

reset

public void reset()

getReadMode

public StreamByteBuffer.ReadMode getReadMode()

setReadMode

public void setReadMode(StreamByteBuffer.ReadMode readMode)

retainAfterReadingMode

public void retainAfterReadingMode()