com.orientechnologies.orient.core.storage.cluster.v2

Class FreeSpaceMapPage

java.lang.Object

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

com.orientechnologies.orient.core.storage.cluster.v2.FreeSpaceMapPage

public final class FreeSpaceMapPage
extends ODurablePage

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 and Description
FreeSpaceMapPage(OCacheEntry cacheEntry)

Method Summary

Modifier and Type	Method and Description
int	findPage(int requiredSize)
void	init()
int	updatePageMaxFreeSpace(int pageIndex, int freeSpace)

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

FreeSpaceMapPage

public FreeSpaceMapPage(OCacheEntry cacheEntry)

Method Detail

init

public void init()

findPage

public int findPage(int requiredSize)

updatePageMaxFreeSpace

public int updatePageMaxFreeSpace(int pageIndex,
                                  int freeSpace)