org.apache.ignite.internal.processors.cache.query

Class GridCacheQueryMetricsAdapter.QueryMetricsSnapshot

java.lang.Object

org.apache.ignite.internal.processors.cache.query.GridCacheQueryMetricsAdapter.QueryMetricsSnapshot

All Implemented Interfaces:

Externalizable, Serializable, QueryMetrics

Enclosing class:

GridCacheQueryMetricsAdapter

public static class GridCacheQueryMetricsAdapter.QueryMetricsSnapshot
extends Object
implements QueryMetrics, Externalizable

Query metrics snapshot.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
QueryMetricsSnapshot() Required by Externalizable.
QueryMetricsSnapshot(long minTime, long maxTime, double avgTime, int execs, int fails)

Method Summary

Modifier and Type	Method and Description
double	averageTime() Gets average execution time of query.
int	executions() Gets total number execution of query.
int	fails() Gets total number of times a query execution failed.
long	maximumTime() Gets maximum execution time of query.
long	minimumTime() Gets minimum execution time of query.
void	readExternal(ObjectInput in)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryMetricsSnapshot

public QueryMetricsSnapshot()

Required by Externalizable.

QueryMetricsSnapshot

public QueryMetricsSnapshot(long minTime,
                            long maxTime,
                            double avgTime,
                            int execs,
                            int fails)

Parameters:

minTime - Minimal query execution time.

maxTime - Maximum query execution time.

avgTime - Average query execution time.

execs - Count of executed queries.

fails - Count of failed queries.

Method Detail

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

minimumTime

public long minimumTime()

Gets minimum execution time of query.

Specified by:

minimumTime in interface QueryMetrics

Returns:

Minimum execution time of query.

maximumTime

public long maximumTime()

Gets maximum execution time of query.

Specified by:

maximumTime in interface QueryMetrics

Returns:

Maximum execution time of query.

averageTime

public double averageTime()

Gets average execution time of query.

Specified by:

averageTime in interface QueryMetrics

Returns:

Average execution time of query.

executions

public int executions()

Gets total number execution of query.

Specified by:

executions in interface QueryMetrics

Returns:

Number of executions.

fails

public int fails()

Gets total number of times a query execution failed.

Specified by:

fails in interface QueryMetrics

Returns:

Total number of times a query execution failed.