Package org.apache.ignite.internal.processors.cache.persistence.tree.io

Class PagePartitionMetaIOV2

java.lang.Object

org.apache.ignite.internal.processors.cache.persistence.tree.io.PageIO

org.apache.ignite.internal.processors.cache.persistence.tree.io.PageMetaIO

org.apache.ignite.internal.processors.cache.persistence.tree.io.PagePartitionMetaIO

org.apache.ignite.internal.processors.cache.persistence.tree.io.PagePartitionMetaIOV2

Direct Known Subclasses:

PagePartitionMetaIOV3

public class PagePartitionMetaIOV2
extends PagePartitionMetaIO

IO for partition metadata pages. Persistent partition contains it's own PendingTree.

Field Summary

Fields

Modifier and Type	Field	Description
protected static int	GAPS_LINK
static int	PART_META_REUSE_LIST_ROOT_OFF

Fields inherited from class org.apache.ignite.internal.processors.cache.persistence.tree.io.PagePartitionMetaIO

VERSIONS

Fields inherited from class org.apache.ignite.internal.processors.cache.persistence.tree.io.PageIO

COMMON_HEADER_END, CRC_OFF, MAX_PAYLOAD_SIZE, PAGE_ID_OFF, ROTATED_ID_PART_OFF, T_BPLUS_META, T_CACHE_ID_AWARE_DATA_REF_INNER, T_CACHE_ID_AWARE_DATA_REF_LEAF, T_CACHE_ID_AWARE_PENDING_REF_INNER, T_CACHE_ID_AWARE_PENDING_REF_LEAF, T_DATA, T_DATA_METASTORAGE, T_DATA_PART, T_DATA_REF_INNER, T_DATA_REF_LEAF, T_DATA_REF_METASTORAGE_INNER, T_DATA_REF_METASTORAGE_LEAF, T_DEFRAG_LINK_MAPPING_INNER, T_DEFRAG_LINK_MAPPING_LEAF, T_H2_EX_REF_INNER_END, T_H2_EX_REF_INNER_START, T_H2_EX_REF_LEAF_END, T_H2_EX_REF_LEAF_START, T_H2_REF_INNER, T_H2_REF_LEAF, T_MARKER_PAGE, T_META, T_METASTORE_INNER, T_METASTORE_LEAF, T_PAGE_LIST_META, T_PAGE_LIST_NODE, T_PAGE_UPDATE_TRACKING, T_PART_CNTRS, T_PART_META, T_PENDING_REF_INNER, T_PENDING_REF_LEAF, TYPE_OFF, VER_OFF

Constructor Summary

Constructors

Constructor	Description
PagePartitionMetaIOV2(int ver)

Method Summary

Modifier and Type	Method	Description
long	getGapsLink(long pageAddr)
long	getPartitionMetaStoreReuseListRoot(long pageAddr)
long	getPendingTreeRoot(long pageAddr)	Returns partition pending tree root.
void	initNewPage(long pageAddr, long pageId, int pageSize, PageMetrics metrics)
protected void	printFields(long pageAddr, GridStringBuilder sb)
boolean	setGapsLink(long pageAddr, long link)
void	setPartitionMetaStoreReuseListRoot(long pageAddr, long listRoot)
void	setPendingTreeRoot(long pageAddr, long listRoot)	Sets new partition pending tree root.
void	upgradePage(long pageAddr)	Upgrade page to PagePartitionMetaIOV2

Methods inherited from class org.apache.ignite.internal.processors.cache.persistence.tree.io.PagePartitionMetaIO

getCountersPageId, getEncryptedPageCount, getEncryptedPageIndex, getGlobalRemoveId, getPartitionState, getSize, getUpdateCounter, printPage, setCountersPageId, setEncryptedPageCount, setEncryptedPageIndex, setGlobalRemoveId, setPartitionState, setSize, setUpdateCounter

Methods inherited from class org.apache.ignite.internal.processors.cache.persistence.tree.io.PageMetaIO

getCandidatePageCount, getFreeSpace, getLastAllocatedPageCount, getLastAllocatedPageCount, getLastSuccessfulFullSnapshotId, getLastSuccessfulSnapshotId, getLastSuccessfulSnapshotTag, getNextSnapshotTag, getReuseListRoot, getTreeRoot, setCandidatePageCount, setLastAllocatedPageCount, setLastSuccessfulFullSnapshotId, setLastSuccessfulSnapshotId, setLastSuccessfulSnapshotTag, setNextSnapshotTag, setReuseListRoot, setTreeRoot

Methods inherited from class org.apache.ignite.internal.processors.cache.persistence.tree.io.PageIO

assertPageType, assertPageType, copyPage, deriveIndexPageType, getBPlusIO, getBPlusIO, getCompactedSize, getCompactedSize, getCompressedSize, getCompressedSize, getCompressionType, getCompressionType, getCrc, getCrc, getInnerVersions, getLeafVersions, getPageId, getPageId, getPageIO, getPageIO, getPageIO, getRotatedIdPart, getType, getType, getType, getVersion, getVersion, getVersion, isDataPageType, isIndexPage, printPage, registerH2, registerH2ExtraInner, registerH2ExtraLeaf, registerTest, registerTest, setCompactedSize, setCompressedSize, setCompressionType, setCrc, setCrc, setPageId, setRotatedIdPart, setType, setVersion, toString

Methods inherited from class java.lang.Object

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

Field Detail

PART_META_REUSE_LIST_ROOT_OFF

public static final int PART_META_REUSE_LIST_ROOT_OFF

See Also:

Constant Field Values

GAPS_LINK

protected static final int GAPS_LINK

See Also:

Constant Field Values

Constructor Detail

PagePartitionMetaIOV2

public PagePartitionMetaIOV2(int ver)

Parameters:

ver - Version.

Method Detail

initNewPage

public void initNewPage(long pageAddr,
                        long pageId,
                        int pageSize,
                        PageMetrics metrics)

Overrides:

initNewPage in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

pageId - Page ID.

pageSize - Page size.

metrics - Page metrics for tracking page allocation. Can be null if no tracking is required.

See Also:

EncryptionSpi.encryptedSize(int)

getPendingTreeRoot

public long getPendingTreeRoot(long pageAddr)

Returns partition pending tree root. Pending tree is used to tracking expiring entries.

Overrides:

getPendingTreeRoot in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

Returns:

Pending Tree root page.

setPendingTreeRoot

public void setPendingTreeRoot(long pageAddr,
                               long listRoot)

Sets new partition pending tree root.

Overrides:

setPendingTreeRoot in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

listRoot - Pending Tree root

getPartitionMetaStoreReuseListRoot

public long getPartitionMetaStoreReuseListRoot(long pageAddr)

Overrides:

getPartitionMetaStoreReuseListRoot in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

setPartitionMetaStoreReuseListRoot

public void setPartitionMetaStoreReuseListRoot(long pageAddr,
                                               long listRoot)

Overrides:

setPartitionMetaStoreReuseListRoot in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

listRoot - List root.

getGapsLink

public long getGapsLink(long pageAddr)

Overrides:

getGapsLink in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

Returns:

Partition size.

setGapsLink

public boolean setGapsLink(long pageAddr,
                           long link)

Overrides:

setGapsLink in class PagePartitionMetaIO

Parameters:

pageAddr - Page address.

link - Link.

Returns:

true if value has changed as a result of this method's invocation.

printFields

protected void printFields(long pageAddr,
                           GridStringBuilder sb)

Overrides:

printFields in class PagePartitionMetaIO

Parameters:

pageAddr - Address.

sb - String builder.

upgradePage

public void upgradePage(long pageAddr)

Upgrade page to PagePartitionMetaIOV2

Parameters:

pageAddr - Page address.