org.apache.ignite.internal.processors.cache.mvcc.txlog

Interface TxLogIO

All Known Implementing Classes:

TxLogInnerIO, TxLogLeafIO

public interface TxLogIO

Method Summary

Modifier and Type	Method and Description
int	compare(long pageAddr, int off, TxKey row)
long	getMajor(long pageAddr, int off)
long	getMinor(long pageAddr, int off)
byte	getState(long pageAddr, int off)
void	setMajor(long pageAddr, int off, long major)
void	setMinor(long pageAddr, int off, long minor)
void	setState(long pageAddr, int off, byte state)

Method Detail

compare

int compare(long pageAddr,
            int off,
            TxKey row)

Parameters:

pageAddr - Page address.

off - Item offset.

row - Row to compare with.

Returns:

Comparision result.

getMajor

long getMajor(long pageAddr,
              int off)

Parameters:

pageAddr - Page address.

off - Item offset.

Returns:

Major version

setMajor

void setMajor(long pageAddr,
              int off,
              long major)

Parameters:

pageAddr - Page address.

off - Item offset.

major - Major version

getMinor

long getMinor(long pageAddr,
              int off)

Parameters:

pageAddr - Page address.

off - Item offset.

Returns:

Minor version.

setMinor

void setMinor(long pageAddr,
              int off,
              long minor)

Parameters:

pageAddr - Page address.

off - Item offset.

minor - Minor version.

getState

byte getState(long pageAddr,
              int off)

Parameters:

pageAddr - Page address.

off - Item offset.

Returns:

Transaction state.

setState

void setState(long pageAddr,
              int off,
              byte state)

Parameters:

pageAddr - Page address.

off - Item offset.

state - Transaction state.