com.neeve.rog.log

Class RogLog.Stats

java.lang.Object

com.neeve.rog.log.RogLog.Stats

All Implemented Interfaces:

IStoreWriter.LogCounters

Enclosing class:

RogLog

public static final class RogLog.Stats
extends Object
implements IStoreWriter.LogCounters

Holds transaction log statistics.

Constructor Summary

Constructors

Constructor and Description
Stats()

Method Summary

Modifier and Type	Method and Description
RogLog.Stats	delta(RogLog.Stats compare) Subtract the given counters from these counters.
static String	getHeaderRow()
int	getNumDupTransactions()
int	getNumEntries()
int	getNumGapTransactions()
int	getNumMessages()
int	getNumOrphans()
int	getNumPartialTransactions()
int	getNumPuts()
int	getNumRemoves()
int	getNumSends()
int	getNumTransactions()
int	getNumUpdates()
String	toString() Return a string representation of a counters object

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Stats

public Stats()

Method Detail

getHeaderRow

public static final String getHeaderRow()

Returns:

a row suitable to act as a header for information dumped by toString()

delta

public final RogLog.Stats delta(RogLog.Stats compare)

Subtract the given counters from these counters.

Parameters:

compare - The counters to compare

Returns:

The difference between the provided counters and these counters

getNumOrphans

public final int getNumOrphans()

Specified by:

getNumOrphans in interface IStoreWriter.LogCounters

Returns:

Number of entries outside of transactions

getNumPuts

public final int getNumPuts()

Specified by:

getNumPuts in interface IStoreWriter.LogCounters

Returns:

Number of 'put' entries

getNumUpdates

public final int getNumUpdates()

Specified by:

getNumUpdates in interface IStoreWriter.LogCounters

Returns:

Number of 'update' entries

getNumRemoves

public final int getNumRemoves()

Specified by:

getNumRemoves in interface IStoreWriter.LogCounters

Returns:

Number of 'remove' entries

getNumSends

public final int getNumSends()

Specified by:

getNumSends in interface IStoreWriter.LogCounters

Returns:

Number of 'send' entries

getNumMessages

public final int getNumMessages()

Specified by:

getNumMessages in interface IStoreWriter.LogCounters

Returns:

Number of 'message' entries

getNumTransactions

public final int getNumTransactions()

Specified by:

getNumTransactions in interface IStoreWriter.LogCounters

Returns:

Number of transactions

getNumDupTransactions

public final int getNumDupTransactions()

Specified by:

getNumDupTransactions in interface IStoreWriter.LogCounters

Returns:

Number of transactions with an id less or equal to its predecessor

getNumGapTransactions

public final int getNumGapTransactions()

Specified by:

getNumGapTransactions in interface IStoreWriter.LogCounters

Returns:

Number of transactions with an id more than one greater than its predecessor

getNumPartialTransactions

public final int getNumPartialTransactions()

Specified by:

getNumPartialTransactions in interface IStoreWriter.LogCounters

Returns:

Number of transactions that have no 'end of commit' marker

getNumEntries

public int getNumEntries()

Returns:

Total number of entries

toString

public final String toString()

Return a string representation of a counters object

Overrides:

toString in class Object