java.lang.Object
- org.apache.ignite.internal.processors.cache.transactions.TransactionMetricsAdapter

All Implemented Interfaces:: TransactionMetrics

public class TransactionMetricsAdapter
extends Object
implements TransactionMetrics

Tx metrics adapter.

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static class TransactionMetricsAdapter.TransactionMetricsSnapshot
Transaction metrics snapshot.

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`METRIC_SYSTEM_TIME_HISTOGRAM`	Metric name for system time histogram on node.
`static long[]`	`METRIC_TIME_BUCKETS`	Histogram buckets for metrics of system and user time.
`static String`	`METRIC_TOTAL_SYSTEM_TIME`	Metric name for total system time on node.
`static String`	`METRIC_TOTAL_USER_TIME`	Metric name for total user time on node.
`static String`	`METRIC_USER_TIME_HISTOGRAM`	Metric name for user time histogram on node.

Constructor Summary

Constructors
Constructor Description

TransactionMetricsAdapter(GridKernalContext ctx)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`commitTime()`	Gets last time transaction was committed.
`Map<String,String>`	`getAllOwnerTransactions()`	Gets a map of all transactions for which the local node is the originating node.
`long`	`getLockedKeysNumber()`	The number of keys locked on the node.
`Map<String,String>`	`getLongRunningOwnerTransactions(int duration)`	Gets a map of all transactions for which the local node is the originating node and which duration exceeds the given duration.
`long`	`getOwnerTransactionsNumber()`	The number of active transactions for which this node is the initiator.
`long`	`getTransactionsCommittedNumber()`	The number of transactions which were committed on the local node.
`long`	`getTransactionsHoldingLockNumber()`	The number of active transactions on the local node holding at least one key lock.
`long`	`getTransactionsRolledBackNumber()`	The number of transactions which were rolled back on the local node.
`void`	`onNearTxComplete(long systemTime, long userTime)`	Callback for completion of near transaction.
`void`	`onTxCommit()`	Transaction commit callback.
`void`	`onTxManagerStarted()`	Callback invoked when `IgniteTxManager` started.
`void`	`onTxRollback()`	Transaction rollback callback.
`void`	`reset()`	Reset.
`long`	`rollbackTime()`	Gets last time transaction was rollback.
`TransactionMetrics`	`snapshot()`
`String`	`toString()`
`int`	`txCommits()`	Gets total number of transaction commits.
`int`	`txRollbacks()`	Gets total number of transaction rollbacks.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - METRIC_TOTAL_SYSTEM_TIME
```
public static final String METRIC_TOTAL_SYSTEM_TIME
```
    Metric name for total system time on node.
    
    See Also:
    
    Constant Field Values
  - METRIC_SYSTEM_TIME_HISTOGRAM
```
public static final String METRIC_SYSTEM_TIME_HISTOGRAM
```
    Metric name for system time histogram on node.
    
    See Also:
    
    Constant Field Values
  - METRIC_TOTAL_USER_TIME
```
public static final String METRIC_TOTAL_USER_TIME
```
    Metric name for total user time on node.
    
    See Also:
    
    Constant Field Values
  - METRIC_USER_TIME_HISTOGRAM
```
public static final String METRIC_USER_TIME_HISTOGRAM
```
    Metric name for user time histogram on node.
    
    See Also:
    
    Constant Field Values
  - METRIC_TIME_BUCKETS
```
public static final long[] METRIC_TIME_BUCKETS
```
    Histogram buckets for metrics of system and user time.
- Constructor Detail
  - TransactionMetricsAdapter
```
public TransactionMetricsAdapter(GridKernalContext ctx)
```
    Parameters:
    
    ctx - Kernal context.
- Method Detail
  - onTxManagerStarted
```
public void onTxManagerStarted()
```
    Callback invoked when IgniteTxManager started.
  - commitTime
```
public long commitTime()
```
    Gets last time transaction was committed.
    
    Specified by:
    
    commitTime in interface TransactionMetrics
    
    Returns:
    
    Last commit time.
  - rollbackTime
```
public long rollbackTime()
```
    Gets last time transaction was rollback.
    
    Specified by:
    
    rollbackTime in interface TransactionMetrics
    
    Returns:
    
    Last rollback time.
  - txCommits
```
public int txCommits()
```
    Gets total number of transaction commits.
    
    Specified by:
    
    txCommits in interface TransactionMetrics
    
    Returns:
    
    Number of transaction commits.
  - txRollbacks
```
public int txRollbacks()
```
    Gets total number of transaction rollbacks.
    
    Specified by:
    
    txRollbacks in interface TransactionMetrics
    
    Returns:
    
    Number of transaction rollbacks.
  - getAllOwnerTransactions
```
public Map<String,String> getAllOwnerTransactions()
```
    Gets a map of all transactions for which the local node is the originating node.
    
    Specified by:
    
    getAllOwnerTransactions in interface TransactionMetrics
    
    Returns:
    
    Map of local node owning transactions.
  - getLongRunningOwnerTransactions
```
public Map<String,String> getLongRunningOwnerTransactions(int duration)
```
    Gets a map of all transactions for which the local node is the originating node and which duration exceeds the given duration.
    
    Specified by:
    
    getLongRunningOwnerTransactions in interface TransactionMetrics
    
    Parameters:
    
    duration - Transaction duration.
    
    Returns:
    
    Map of local node owning transactions which duration is longer than duration.
  - getTransactionsCommittedNumber
```
public long getTransactionsCommittedNumber()
```
    The number of transactions which were committed on the local node.
    
    Specified by:
    
    getTransactionsCommittedNumber in interface TransactionMetrics
    
    Returns:
    
    The number of transactions which were committed on the local node.
  - getTransactionsRolledBackNumber
```
public long getTransactionsRolledBackNumber()
```
    The number of transactions which were rolled back on the local node.
    
    Specified by:
    
    getTransactionsRolledBackNumber in interface TransactionMetrics
    
    Returns:
    
    The number of transactions which were rolled back on the local node.
  - getTransactionsHoldingLockNumber
```
public long getTransactionsHoldingLockNumber()
```
    The number of active transactions on the local node holding at least one key lock.
    
    Specified by:
    
    getTransactionsHoldingLockNumber in interface TransactionMetrics
    
    Returns:
    
    The number of active transactions holding at least one key lock.
  - getLockedKeysNumber
```
public long getLockedKeysNumber()
```
    The number of keys locked on the node.
    
    Specified by:
    
    getLockedKeysNumber in interface TransactionMetrics
    
    Returns:
    
    The number of keys locked on the node.
  - getOwnerTransactionsNumber
```
public long getOwnerTransactionsNumber()
```
    The number of active transactions for which this node is the initiator. Effectively, this method is semantically equivalent to getAllOwnerTransactions.size().
    
    Specified by:
    
    getOwnerTransactionsNumber in interface TransactionMetrics
    
    Returns:
    
    The number of active transactions for which this node is the initiator.
  - onTxCommit
```
public void onTxCommit()
```
    Transaction commit callback.
  - onTxRollback
```
public void onTxRollback()
```
    Transaction rollback callback.
  - onNearTxComplete
```
public void onNearTxComplete(long systemTime,
                             long userTime)
```
    Callback for completion of near transaction. Writes metrics of single near transaction.
    
    Parameters:
    
    systemTime - Transaction system time.
    
    userTime - Transaction user time.
  - reset
```
public void reset()
```
    Reset.
  - snapshot
```
public TransactionMetrics snapshot()
```
    Returns:
    
    Current metrics values.
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Class TransactionMetricsAdapter

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

METRIC_TOTAL_SYSTEM_TIME

METRIC_SYSTEM_TIME_HISTOGRAM

METRIC_TOTAL_USER_TIME

METRIC_USER_TIME_HISTOGRAM

METRIC_TIME_BUCKETS

Constructor Detail

TransactionMetricsAdapter

Method Detail

onTxManagerStarted

commitTime

rollbackTime

txCommits

txRollbacks

getAllOwnerTransactions

getLongRunningOwnerTransactions

getTransactionsCommittedNumber

getTransactionsRolledBackNumber

getTransactionsHoldingLockNumber

getLockedKeysNumber

getOwnerTransactionsNumber

onTxCommit

onTxRollback

onNearTxComplete

reset

snapshot

toString