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

---

com.imagero.uio.buffer
Class RAFBufferManager  

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

All Implemented Interfaces:

BufferManager

Direct Known Subclasses:

MutableRAFBufferManager

---

public class RAFBufferManager

extends AbstractBufferManager

---

Field Summary
(package private)  java.lang.Integer	maxKey
protected  java.io.RandomAccessFile	raf

 

Fields inherited from class com.imagero.uio.buffer.AbstractBufferManager

accessManager, bufferSize, defaultBufferSize, length, offset, ro

 

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

empty

 

Constructor Summary

RAFBufferManager(java.io.RandomAccessFile raf)

RAFBufferManager(java.io.RandomAccessFile raf, long offset)

RAFBufferManager(java.io.RandomAccessFile raf, long offset, long length)           create MutableBuffer for RandomAccessRO (with standard Buffer length of 50k)

RAFBufferManager(java.io.RandomAccessFile raf, long offset, long length, int dsLength)           create MutableBuffer for RandomAccessRO

 

Method Summary
void	clear()           clear all buffered data without closing
void	close()           Allows to free all possibly used resources
protected  Buffer	createBuffer(java.io.RandomAccessFile raf, long offset, int dsLength)
byte[]	getData(int i)           get data (as byte array) from i'th Buffer
protected  byte[]	getDataImpl(int i)           read i'th Buffer
int	getDataLength(int i)           get length of i'th Buffer
long	getDataStart(int i)           get start of i'th Buffer in byte I assume here that length of each Buffer (except last one) equals to dsLength
int	getIndex(long pos)           get index of Buffer which contains pos
long	getLength()           get length of data

 

Methods inherited from class com.imagero.uio.buffer.AbstractBufferManager

clear, clearImpl, createAccessManager, flush, getCount, getDefaultBufferSize, getEnd, getMaxCache, getStart, setDefaultBufferSize, setDirty, setDirty, setMaxCache

 

Methods inherited from class java.lang.Object

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

 

Field Detail

raf

protected java.io.RandomAccessFile raf

---

maxKey

java.lang.Integer maxKey

Constructor Detail

RAFBufferManager

public RAFBufferManager(java.io.RandomAccessFile raf)
                 throws java.io.IOException

---

RAFBufferManager

public RAFBufferManager(java.io.RandomAccessFile raf,
                        long offset)
                 throws java.io.IOException

---

RAFBufferManager

public RAFBufferManager(java.io.RandomAccessFile raf,
                        long offset,
                        long length)

create MutableBuffer for RandomAccessRO (with standard Buffer length of 50k)

---

RAFBufferManager

public RAFBufferManager(java.io.RandomAccessFile raf,
                        long offset,
                        long length,
                        int dsLength)

create MutableBuffer for RandomAccessRO

Method Detail

createBuffer

protected Buffer createBuffer(java.io.RandomAccessFile raf,
                              long offset,
                              int dsLength)

---

getData

public byte[] getData(int i)
               throws java.io.IOException

get data (as byte array) from i'th Buffer

---

getDataImpl

protected byte[] getDataImpl(int i)
                      throws java.io.IOException

read i'th Buffer

---

getDataLength

public int getDataLength(int i)

get length of i'th Buffer

---

getIndex

public int getIndex(long pos)

get index of Buffer which contains pos

---

getLength

public long getLength()

get length of data

---

getDataStart

public long getDataStart(int i)

get start of i'th Buffer in byte
I assume here that length of each Buffer (except last one) equals to dsLength

---

close

public void close()

Description copied from interface: BufferManager

Allows to free all possibly used resources

---

clear

public void clear()

Description copied from interface: BufferManager

clear all buffered data without closing

Specified by:

clear in interface BufferManager

Overrides:

clear in class AbstractBufferManager

---

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

---