ru.biosoft.access
Class BTreeIndex.Block

java.lang.Object
  ru.biosoft.access.BTreeIndex.Block

Enclosing class:

BTreeIndex

protected class BTreeIndex.Block

extends java.lang.Object

One block of index file.

Field Summary

protected java.util.List	childs
protected java.util.List	nodes
protected boolean	parsed

Constructor Summary

BTreeIndex.Block()
Construct new block at the end of the file.

BTreeIndex.Block(int offset)
Construct block that already stored in index file.

Method Summary

void	clear(int from) Clear block.

Methods inherited from class java.lang.Object

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

Field Detail

parsed

protected boolean parsed

nodes

protected java.util.List nodes

childs

protected java.util.List childs

Constructor Detail

BTreeIndex.Block

public BTreeIndex.Block(int offset)
                 throws java.io.IOException

Construct block that already stored in index file.

Parameters:

offset - Offset of the block in index file.

BTreeIndex.Block

public BTreeIndex.Block()
                 throws java.io.IOException

Construct new block at the end of the file. Increase file size on size of the block.

Method Detail

clear

public void clear(int from)

Clear block. Fill block with 0.