org.siebengeisslein.core
Class FreeBlockList

java.lang.Object
  org.siebengeisslein.core.TwoFile
      org.siebengeisslein.core.FreeBlockList

public class FreeBlockList
extends TwoFile

Field Summary

static java.lang.String	EXT
static java.lang.String	EXT2

Fields inherited from class org.siebengeisslein.core.TwoFile

STATE_BECOMING_INVALID, STATE_INVALID, STATE_VALID

Constructor Summary

FreeBlockList(java.lang.String name, boolean create)

Method Summary

void	addBlock(long block)
boolean	contains(long value)
protected void	init()
protected void	read(java.io.RandomAccessFile raf)
void	recovered()
void	removeBlock(long block)
long	reserveBlock()
protected void	write(java.io.RandomAccessFile raf)

Methods inherited from class org.siebengeisslein.core.TwoFile

close, commit, getState

Methods inherited from class java.lang.Object

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

Field Detail

EXT

public static final java.lang.String EXT

See Also:

Constant Field Values

EXT2

public static final java.lang.String EXT2

See Also:

Constant Field Values

Constructor Detail

FreeBlockList

public FreeBlockList(java.lang.String name,
                     boolean create)
              throws java.io.IOException

Throws:

java.io.IOException

Method Detail

init

protected void init()

Specified by:

init in class TwoFile

recovered

public void recovered()

read

protected void read(java.io.RandomAccessFile raf)
             throws java.io.IOException

Specified by:

read in class TwoFile

Throws:

java.io.IOException

write

protected void write(java.io.RandomAccessFile raf)
              throws java.io.IOException

Specified by:

write in class TwoFile

Throws:

java.io.IOException

addBlock

public void addBlock(long block)
              throws java.io.IOException

Throws:

java.io.IOException

removeBlock

public void removeBlock(long block)
                 throws java.io.IOException

Throws:

java.io.IOException

reserveBlock

public long reserveBlock()
                  throws java.io.IOException

Throws:

java.io.IOException

contains

public boolean contains(long value)