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com.imagero.uio.buffer
Class AbstractBufferManager  

java.lang.Object
  com.imagero.uio.buffer.AbstractBufferManager

All Implemented Interfaces:

BufferManager

Direct Known Subclasses:

HTTPBufferManager, InputStreamBufferManager, OutputStreamBufferManager, RABufferManager, RAFBufferManager

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public abstract class AbstractBufferManager

extends java.lang.Object

implements BufferManager

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Field Summary
(package private)  MemoryAccessManager	accessManager
(package private)  int	bufferSize
protected static int	defaultBufferSize
(package private)  long	length
(package private)  long	offset
(package private)  com.imagero.uio.RandomAccessRO	ro

 

Fields inherited from interface com.imagero.uio.buffer.BufferManager

empty

 

Constructor Summary

AbstractBufferManager()

 

Method Summary
void	clear()           clear all buffered data without closing
void	clear(long start, long end)           all buffered data in stream between start and end will be cleared
protected  void	clearImpl(int bs, int eb)
protected  MemoryAccessManager	createAccessManager()
void	flush()
int	getCount()           get count of Buffers CURRENTLY contained in this BufferManager
static int	getDefaultBufferSize()
protected  int	getEnd(long pos)           get index of buffer which end is less or equals as given position
int	getMaxCache()           get max buffer count
protected  int	getStart(long pos)           get index of buffer which start is greater or equals as given position
static void	setDefaultBufferSize(int defaultBufferSize)
void	setDirty(int index)
void	setDirty(long from, long to)
void	setMaxCache(int max)           set max buffer count

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface com.imagero.uio.buffer.BufferManager

close, getData, getDataLength, getDataStart, getIndex, getLength

 

Field Detail

defaultBufferSize

protected static int defaultBufferSize

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accessManager

MemoryAccessManager accessManager

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offset

long offset

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length

long length

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bufferSize

int bufferSize

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ro

com.imagero.uio.RandomAccessRO ro

Constructor Detail

AbstractBufferManager

public AbstractBufferManager()

Method Detail

getDefaultBufferSize

public static int getDefaultBufferSize()

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setDefaultBufferSize

public static void setDefaultBufferSize(int defaultBufferSize)

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createAccessManager

protected MemoryAccessManager createAccessManager()

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getCount

public int getCount()

get count of Buffers CURRENTLY contained in this BufferManager

Specified by:

getCount in interface BufferManager

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clear

public void clear()

Description copied from interface: BufferManager

clear all buffered data without closing

Specified by:

clear in interface BufferManager

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clear

public void clear(long start,
                  long end)
           throws java.io.IOException

Description copied from interface: BufferManager

all buffered data in stream between start and end will be cleared

Specified by:

clear in interface BufferManager

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clearImpl

protected void clearImpl(int bs,
                         int eb)
                  throws java.io.IOException

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getEnd

protected int getEnd(long pos)

get index of buffer which end is less or equals as given position

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getStart

protected int getStart(long pos)

get index of buffer which start is greater or equals as given position

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getMaxCache

public int getMaxCache()

Description copied from interface: BufferManager

get max buffer count

Specified by:

getMaxCache in interface BufferManager

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setMaxCache

public void setMaxCache(int max)

Description copied from interface: BufferManager

set max buffer count

Specified by:

setMaxCache in interface BufferManager

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flush

public void flush()
           throws java.io.IOException

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setDirty

public void setDirty(int index)

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setDirty

public void setDirty(long from,
                     long to)

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> com >> imagero >> uio >> [ buffer overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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