com.orientechnologies.orient.core.index.hashindex.local

Class ODirectoryFirstPage

java.lang.Object

com.orientechnologies.orient.core.storage.impl.local.paginated.base.ODurablePage

com.orientechnologies.orient.core.index.hashindex.local.ODirectoryPage

com.orientechnologies.orient.core.index.hashindex.local.ODirectoryFirstPage

public class ODirectoryFirstPage
extends ODirectoryPage

Since:

5/14/14

Author:

Andrey Lomakin (a.lomakin-at-orientechnologies.com)

Field Summary

Fields

Modifier and Type	Field and Description
static int	NODES_PER_PAGE

Fields inherited from class com.orientechnologies.orient.core.storage.impl.local.paginated.base.ODurablePage

changes, CRC32_OFFSET, MAGIC_NUMBER_OFFSET, MAX_PAGE_SIZE_BYTES, NEXT_FREE_POSITION, WAL_POSITION_OFFSET, WAL_SEGMENT_OFFSET

Constructor Summary

Constructors

Constructor and Description
ODirectoryFirstPage(OCacheEntry cacheEntry, OWALChanges changes, OCacheEntry entry)

Method Summary

Modifier and Type	Method and Description
protected int	getItemsOffset()
int	getTombstone()
int	getTreeSize()
void	setTombstone(int tombstone)
void	setTreeSize(int treeSize)

Methods inherited from class com.orientechnologies.orient.core.index.hashindex.local.ODirectoryPage

getEntry, getMaxLeftChildDepth, getMaxRightChildDepth, getNodeLocalDepth, getPointer, setMaxLeftChildDepth, setMaxRightChildDepth, setNodeLocalDepth, setPointer

Methods inherited from class com.orientechnologies.orient.core.storage.impl.local.paginated.base.ODurablePage

deserializeFromDirectMemory, getBinaryValue, getByteValue, getChanges, getIntValue, getLogSequenceNumber, getLogSequenceNumberFromPage, getLongValue, getLsn, getObjectSizeInDirectMemory, getPageData, moveData, restoreChanges, setBinaryValue, setByteValue, setIntValue, setLongValue, setLsn, toString

Methods inherited from class java.lang.Object

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

Field Detail

NODES_PER_PAGE

public static final int NODES_PER_PAGE

Constructor Detail

ODirectoryFirstPage

public ODirectoryFirstPage(OCacheEntry cacheEntry,
                           OWALChanges changes,
                           OCacheEntry entry)

Method Detail

setTreeSize

public void setTreeSize(int treeSize)
                 throws IOException

Throws:

IOException

getTreeSize

public int getTreeSize()

setTombstone

public void setTombstone(int tombstone)
                  throws IOException

Throws:

IOException

getTombstone

public int getTombstone()

getItemsOffset

protected int getItemsOffset()

Overrides:

getItemsOffset in class ODirectoryPage