DefaultDatabaseLatencyMeter (Atlassian Confluence 8.8.0 API)

java.lang.Object
- com.atlassian.confluence.internal.diagnostics.ipd.db.DefaultDatabaseLatencyMeter

All Implemented Interfaces:

DatabaseLatencyMeter
```
public class DefaultDatabaseLatencyMeter
extends Object
implements DatabaseLatencyMeter
```
Measures database latency by measuring time of a simple sql query. Measuring latency value will make a new database connection, frequent measures may impact performance. If you don't need most recent latency value, see DefaultDatabaseConnectionStateService which caches latency values for a short time.

Since:

8.1.0

- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Optional<Duration> measure()
  Returns database latency.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - measure
```
public Optional<Duration> measure()
```
    Description copied from interface: DatabaseLatencyMeter
    
    Returns database latency.
    
    Specified by:
    
    measure in interface DatabaseLatencyMeter
    
    Returns:
    
    database latency when database is connected, empty optional otherwise