Package com.orientechnologies.orient.core.storage.index.sbtree.multivalue.v2

Class CellBTreeMultiValueV2NullBucket

java.lang.Object

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

com.orientechnologies.orient.core.storage.index.sbtree.multivalue.v2.CellBTreeMultiValueV2NullBucket

public final class CellBTreeMultiValueV2NullBucket
extends ODurablePage

Bucket which is intended to save values stored in sbtree under null key. Bucket has following layout:

1. First byte is flag which indicates presence of value in bucket
2. Second byte indicates whether value is presented by link to the "bucket list" where actual value is stored or real value passed be user.
3. The rest is serialized value whether link or passed in value.

Since:

4/15/14

Author:

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

Field Summary

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

CRC32_OFFSET, MAGIC_NUMBER_OFFSET, MAX_PAGE_SIZE_BYTES, NEXT_FREE_POSITION, WAL_POSITION_OFFSET, WAL_SEGMENT_OFFSET

Constructor Summary

Constructors

Constructor	Description
CellBTreeMultiValueV2NullBucket(OCacheEntry cacheEntry)

Method Summary

Modifier and Type	Method	Description
long	addValue(ORID rid)
void	decrementSize()
long	getMid()
int	getSize()
List<ORID>	getValues()
void	incrementSize()
void	init(long mId)
int	removeValue(ORID rid)

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

deserializeFromDirectMemory, getBinaryValue, getByteValue, getCacheEntry, getChanges, getIntArray, getIntValue, getLogSequenceNumber, getLogSequenceNumberFromPage, getLongValue, getLSN, getObjectSizeInDirectMemory, getPageData, getPageIndex, getShortValue, moveData, restoreChanges, setBinaryValue, setByteValue, setIntArray, setIntValue, setLongValue, setLsn, setPageLSN, setShortValue, toString

Methods inherited from class java.lang.Object

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

Constructor Details

CellBTreeMultiValueV2NullBucket

public CellBTreeMultiValueV2NullBucket(OCacheEntry cacheEntry)

Method Details

init

public void init(long mId)

addValue

public long addValue(ORID rid)

incrementSize

public void incrementSize()

decrementSize

public void decrementSize()

getValues

public List<ORID> getValues()

getMid

public long getMid()

getSize

public int getSize()

removeValue

public int removeValue(ORID rid)