org.eclipse.jetty.monitor.triggers

Class EqualToAttrEventTrigger<TYPE extends Comparable<TYPE>>

java.lang.Object

org.eclipse.jetty.monitor.jmx.EventTrigger

org.eclipse.jetty.monitor.triggers.AttrEventTrigger<TYPE>

org.eclipse.jetty.monitor.triggers.EqualToAttrEventTrigger<TYPE>

Type Parameters:

TYPE - the event trigger type

public class EqualToAttrEventTrigger<TYPE extends Comparable<TYPE>>
extends AttrEventTrigger<TYPE>

EqualToAttrEventTrigger

Event trigger that polls a value of an MXBean attribute and checks if it is equal to specified value.

Field Summary

Fields

Modifier and Type	Field and Description
protected TYPE	_value

Fields inherited from class org.eclipse.jetty.monitor.triggers.AttrEventTrigger

_attributeName, _objectName, _states

Constructor Summary

Constructors

Constructor and Description
EqualToAttrEventTrigger(String objectName, String attributeName, TYPE value) Construct event trigger and specify the MXBean attribute that will be polled by this event trigger as well as the target value of the attribute.

Method Summary

Modifier and Type	Method and Description
boolean	match(Comparable<TYPE> value) Compare the value of the MXBean attribute being polling to check if it is equal to the specified value.
String	toString() Returns the string representation of this event trigger in the format "name=value".

Methods inherited from class org.eclipse.jetty.monitor.triggers.AttrEventTrigger

getNameString, getSaveAll, getState, getValue, match

Methods inherited from class org.eclipse.jetty.monitor.jmx.EventTrigger

getID

Methods inherited from class java.lang.Object

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

Field Detail

_value

protected final TYPE extends Comparable<TYPE> _value

Constructor Detail

EqualToAttrEventTrigger

public EqualToAttrEventTrigger(String objectName,
                               String attributeName,
                               TYPE value)
                        throws MalformedObjectNameException,
                               IllegalArgumentException

Construct event trigger and specify the MXBean attribute that will be polled by this event trigger as well as the target value of the attribute.

Parameters:

objectName - object name of an MBean to be polled

attributeName - name of an MBean attribute to be polled

value - target value of the attribute

Throws:

MalformedObjectNameException - if unable to find object due to name issue

IllegalArgumentException - on invalid parameters

Method Detail

match

public boolean match(Comparable<TYPE> value)

Compare the value of the MXBean attribute being polling to check if it is equal to the specified value.

Overrides:

match in class AttrEventTrigger<TYPE extends Comparable<TYPE>>

Parameters:

value - the value to match

Returns:

always true

toString

public String toString()

Returns the string representation of this event trigger in the format "name=value".

Overrides:

toString in class AttrEventTrigger<TYPE extends Comparable<TYPE>>

Returns:

string representation of the event trigger

See Also:

Object.toString()