org.rocksdb

Class StatisticsCollector

java.lang.Object

org.rocksdb.StatisticsCollector

public class StatisticsCollector
extends java.lang.Object

Helper class to collect DB statistics periodically at a period specified in constructor. Callback function (provided in constructor) is called with every statistics collection.

Caller should call start() to start statistics collection. Shutdown() should be called to stop stats collection and should be called before statistics ( provided in constructor) reference has been disposed.

Constructor Summary

Constructors

Constructor and Description
StatisticsCollector(java.util.List<StatsCollectorInput> statsCollectorInputList, int statsCollectionIntervalInMilliSeconds) Constructor for statistics collector.

Method Summary

Methods

Modifier and Type	Method and Description
void	shutDown(int shutdownTimeout) Shuts down statistics collector.
void	start()

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticsCollector

public StatisticsCollector(java.util.List<StatsCollectorInput> statsCollectorInputList,
                   int statsCollectionIntervalInMilliSeconds)

Constructor for statistics collector.

Parameters:

statsCollectorInputList - List of statistics collector input.

statsCollectionIntervalInMilliSeconds - Statistics collection time period (specified in milliseconds).

Method Detail

start

public void start()

shutDown

public void shutDown(int shutdownTimeout)
              throws java.lang.InterruptedException

Shuts down statistics collector.

Parameters:

shutdownTimeout - Time in milli-seconds to wait for shutdown before killing the collection process.

Throws:

java.lang.InterruptedException - thrown if Threads are interrupted.