SpeculativeRetryPolicy (apache-cassandra API)

All Known Implementing Classes:

AlwaysSpeculativeRetryPolicy, FixedSpeculativeRetryPolicy, HybridSpeculativeRetryPolicy, NeverSpeculativeRetryPolicy, PercentileSpeculativeRetryPolicy
```
public interface SpeculativeRetryPolicy
```

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class SpeculativeRetryPolicy.Kind

Method Summary

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`calculateThreshold(SnapshottingTimer latency, long existingValue)`	Calculate the delay in microseconds after which speculation takes place
`static SpeculativeRetryPolicy`	`fromString(java.lang.String str)`
`SpeculativeRetryPolicy.Kind`	`kind()`

- Method Detail
  - calculateThreshold
```
long calculateThreshold(SnapshottingTimer latency,
                        long existingValue)
```
    Calculate the delay in microseconds after which speculation takes place
    
    Parameters:
    
    latency - snapshot of coordinator latencies (in microseconds)
    
    existingValue - existing speculation threshold (in microseconds)
    
    Returns:
    
    speculation delay (in microseconds).
  - kind
```
SpeculativeRetryPolicy.Kind kind()
```
  - fromString
```
static SpeculativeRetryPolicy fromString(java.lang.String str)
```