org.apache.ignite.internal.processors.query.h2.database

Class H2Tree

java.lang.Object

<any>

org.apache.ignite.internal.processors.query.h2.database.H2Tree

public abstract class H2Tree
extends <any>

Constructor Summary

Constructors

Modifier

Constructor and Description

protected

H2Tree(String name, String idxName, String cacheName, String tblName, ReuseList reuseList, int grpId, PageMemory pageMem, IgniteWriteAheadLogManager wal, AtomicLong globalRmvId, H2RowFactory rowStore, long metaPageId, boolean initNew, IndexColumn[] cols, List<InlineIndexHelper> inlineIdxs, int inlineSize, AtomicInteger maxCalculatedInlineSize, boolean pk, boolean affinityKey, boolean mvccEnabled, H2RowCache rowCache, FailureProcessor failureProcessor, IgniteLogger log) Constructor.

Method Summary

Modifier and Type	Method and Description
protected int	compare(<any> io, long pageAddr, int idx, GridH2SearchRow row)
int	compareRows(GridH2SearchRow r1, GridH2SearchRow r2) Compares two H2 rows.
abstract int	compareValues(Value v1, Value v2)
boolean	created()
GridH2Row	createRowFromLink(long link) Create row from link.
GridH2Row	createRowFromLink(long link, long mvccCrdVer, long mvccCntr, int mvccOpCntr) Create row from link.
GridH2Row	getRow(<any> io, long pageAddr, int idx, Object ignore)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

H2Tree

protected H2Tree(String name,
                 String idxName,
                 String cacheName,
                 String tblName,
                 ReuseList reuseList,
                 int grpId,
                 PageMemory pageMem,
                 IgniteWriteAheadLogManager wal,
                 AtomicLong globalRmvId,
                 H2RowFactory rowStore,
                 long metaPageId,
                 boolean initNew,
                 IndexColumn[] cols,
                 List<InlineIndexHelper> inlineIdxs,
                 int inlineSize,
                 AtomicInteger maxCalculatedInlineSize,
                 boolean pk,
                 boolean affinityKey,
                 boolean mvccEnabled,
                 H2RowCache rowCache,
                 FailureProcessor failureProcessor,
                 IgniteLogger log)
          throws IgniteCheckedException

Constructor.

Parameters:

name - Tree name.

idxName - Name of index.

cacheName - Cache name.

tblName - Table name.

reuseList - Reuse list.

grpId - Cache group ID.

pageMem - Page memory.

wal - Write ahead log manager.

rowStore - Row data store.

metaPageId - Meta page ID.

initNew - Initialize new index.

rowCache - Row cache.

pk - true for primary key.

affinityKey - true for affinity key.

mvccEnabled - Mvcc flag.

failureProcessor - if the tree is corrupted.

log - Logger.

Throws:

IgniteCheckedException - If failed.

Method Detail

createRowFromLink

public GridH2Row createRowFromLink(long link)
                            throws IgniteCheckedException

Create row from link.

Parameters:

link - Link.

Returns:

Row.

Throws:

IgniteCheckedException - if failed.

createRowFromLink

public GridH2Row createRowFromLink(long link,
                                   long mvccCrdVer,
                                   long mvccCntr,
                                   int mvccOpCntr)
                            throws IgniteCheckedException

Create row from link.

Parameters:

link - Link.

mvccOpCntr - MVCC operation counter.

Returns:

Row.

Throws:

IgniteCheckedException - if failed.

getRow

public GridH2Row getRow(<any> io,
                        long pageAddr,
                        int idx,
                        Object ignore)
                 throws IgniteCheckedException

Throws:

IgniteCheckedException

compare

protected int compare(<any> io,
                      long pageAddr,
                      int idx,
                      GridH2SearchRow row)
               throws IgniteCheckedException

Throws:

IgniteCheckedException

compareRows

public int compareRows(GridH2SearchRow r1,
                       GridH2SearchRow r2)

Compares two H2 rows.

Parameters:

r1 - Row 1.

r2 - Row 2.

Returns:

Compare result: see Comparator.compare(Object, Object) for values.

compareValues

public abstract int compareValues(Value v1,
                                  Value v2)

Parameters:

v1 - First value.

v2 - Second value.

Returns:

Comparison result.

created

public boolean created()

Returns:

True if index was created during curren node's lifetime, False if it was restored from disk.

toString

public String toString()