Package org.apache.cassandra.service.reads

Class AlwaysSpeculativeRetryPolicy

java.lang.Object

org.apache.cassandra.service.reads.AlwaysSpeculativeRetryPolicy

All Implemented Interfaces:

SpeculativeRetryPolicy

public class AlwaysSpeculativeRetryPolicy
extends Object
implements SpeculativeRetryPolicy

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.cassandra.service.reads.SpeculativeRetryPolicy

SpeculativeRetryPolicy.Kind

Field Summary

Fields

Modifier and Type	Field	Description
static final AlwaysSpeculativeRetryPolicy	INSTANCE

Method Summary

Modifier and Type	Method	Description
long	calculateThreshold(SnapshottingTimer latency, long existingValue)	Calculate the delay in microseconds after which speculation takes place
boolean	equals(Object obj)
int	hashCode()
SpeculativeRetryPolicy.Kind	kind()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

INSTANCE

public static final AlwaysSpeculativeRetryPolicy INSTANCE

Method Details

calculateThreshold

public long calculateThreshold(SnapshottingTimer latency,
 long existingValue)

Description copied from interface: SpeculativeRetryPolicy

Calculate the delay in microseconds after which speculation takes place

Specified by:

calculateThreshold in interface SpeculativeRetryPolicy

Parameters:

latency - snapshot of coordinator latencies (in microseconds)

existingValue - existing speculation threshold (in microseconds)

Returns:

speculation delay (in microseconds).

kind

public SpeculativeRetryPolicy.Kind kind()

Specified by:

kind in interface SpeculativeRetryPolicy

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object