com.netflix.turbine.monitor

Class MonitorConsole<K extends TurbineData>

java.lang.Object

com.netflix.turbine.monitor.MonitorConsole<K>

Type Parameters:

K -

public class MonitorConsole<K extends TurbineData>
extends java.lang.Object

Class that represents a collection of TurbineDataMonitor objects for discovery purposes.

This can be used by ClusterMonitors to manage their individual InstanceMonitor objects.

One can also use the console to discover the monitor and then connect to it to receive it's data stream.

See Also:

InstanceMonitor

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MonitorConsole.UnitTest

Constructor Summary

Constructors

Constructor and Description
MonitorConsole() No-arg constructor

Method Summary

Methods

Modifier and Type	Method and Description
TurbineDataMonitor<K>	findMonitor(java.lang.String name) Cheap helper to find a monitor by it's name.
TurbineDataMonitor<K>	findOrRegisterMonitor(TurbineDataMonitor<K> monitor) Helper method that finds or registers the specified monitor in a thread safe manner.
java.util.Collection<TurbineDataMonitor<K>>	getAllMonitors()
TurbineDataMonitor<K>	removeMonitor(java.lang.String name) Helper method to clean out the monitor from the console.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

MonitorConsole

public MonitorConsole()

No-arg constructor

Method Detail

getAllMonitors

public java.util.Collection<TurbineDataMonitor<K>> getAllMonitors()

Returns:

Collection<TurbineDataMonitor>

findOrRegisterMonitor

public TurbineDataMonitor<K> findOrRegisterMonitor(TurbineDataMonitor<K> monitor)

Helper method that finds or registers the specified monitor in a thread safe manner. Callers of this method MUST use the returned monitor, in case another thread beats them to registering the same monitor.

Parameters:

monitor -

Returns:

TurbineDataMonitor

findMonitor

public TurbineDataMonitor<K> findMonitor(java.lang.String name)

Cheap helper to find a monitor by it's name. Useful for callers that do not care about constructing the monitor themselves, and do not care if the monitor is null.

Parameters:

name -

Returns:

StatsMonitor

removeMonitor

public TurbineDataMonitor<K> removeMonitor(java.lang.String name)

Helper method to clean out the monitor from the console. Note that stopping the monitor is the responsibility of the caller.

Parameters:

name -

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object