org.apache.hadoop.hive.common.metrics

Class MetricsMBeanImpl

java.lang.Object

org.apache.hadoop.hive.common.metrics.MetricsMBeanImpl

All Implemented Interfaces:

javax.management.DynamicMBean, MetricsMBean

public class MetricsMBeanImpl
extends java.lang.Object
implements MetricsMBean

Constructor Summary

Constructors

Constructor and Description
MetricsMBeanImpl()

Method Summary

Modifier and Type	Method and Description
void	clear() Removes all the keys and values from this MetricsMBean.
java.lang.Object	get(java.lang.String name)
java.lang.Object	getAttribute(java.lang.String arg0)
javax.management.AttributeList	getAttributes(java.lang.String[] arg0)
javax.management.MBeanInfo	getMBeanInfo()
boolean	hasKey(java.lang.String name) Check if we're tracking a certain named key/metric
java.lang.Object	invoke(java.lang.String name, java.lang.Object[] args, java.lang.String[] signature)
void	put(java.lang.String name, java.lang.Object value) Add a key/metric and its value to track
void	reset()
void	setAttribute(javax.management.Attribute attr)
javax.management.AttributeList	setAttributes(javax.management.AttributeList arg0)

Methods inherited from class java.lang.Object

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

Constructor Detail

MetricsMBeanImpl

public MetricsMBeanImpl()

Method Detail

getAttribute

public java.lang.Object getAttribute(java.lang.String arg0)
                              throws javax.management.AttributeNotFoundException,
                                     javax.management.MBeanException,
                                     javax.management.ReflectionException

Specified by:

getAttribute in interface javax.management.DynamicMBean

Throws:

javax.management.AttributeNotFoundException

javax.management.MBeanException

javax.management.ReflectionException

getAttributes

public javax.management.AttributeList getAttributes(java.lang.String[] arg0)

Specified by:

getAttributes in interface javax.management.DynamicMBean

getMBeanInfo

public javax.management.MBeanInfo getMBeanInfo()

Specified by:

getMBeanInfo in interface javax.management.DynamicMBean

invoke

public java.lang.Object invoke(java.lang.String name,
                               java.lang.Object[] args,
                               java.lang.String[] signature)
                        throws javax.management.MBeanException,
                               javax.management.ReflectionException

Specified by:

invoke in interface javax.management.DynamicMBean

Throws:

javax.management.MBeanException

javax.management.ReflectionException

setAttribute

public void setAttribute(javax.management.Attribute attr)
                  throws javax.management.AttributeNotFoundException,
                         javax.management.InvalidAttributeValueException,
                         javax.management.MBeanException,
                         javax.management.ReflectionException

Specified by:

setAttribute in interface javax.management.DynamicMBean

Throws:

javax.management.AttributeNotFoundException

javax.management.InvalidAttributeValueException

javax.management.MBeanException

javax.management.ReflectionException

setAttributes

public javax.management.AttributeList setAttributes(javax.management.AttributeList arg0)

Specified by:

setAttributes in interface javax.management.DynamicMBean

hasKey

public boolean hasKey(java.lang.String name)

Description copied from interface: MetricsMBean

Check if we're tracking a certain named key/metric

Specified by:

hasKey in interface MetricsMBean

put

public void put(java.lang.String name,
                java.lang.Object value)
         throws java.io.IOException

Description copied from interface: MetricsMBean

Add a key/metric and its value to track

Specified by:

put in interface MetricsMBean

Parameters:

name - Name of the key/metric

value - value associated with the key

Throws:

java.io.IOException

get

public java.lang.Object get(java.lang.String name)
                     throws java.io.IOException

Specified by:

get in interface MetricsMBean

Returns:

value associated with the key

Throws:

java.io.IOException

reset

public void reset()

clear

public void clear()

Description copied from interface: MetricsMBean

Removes all the keys and values from this MetricsMBean.

Specified by:

clear in interface MetricsMBean