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

java.lang.Object
  org.apache.hadoop.hive.common.metrics.MetricsMBeanImpl

All Implemented Interfaces:

DynamicMBean, MetricsMBean

public class MetricsMBeanImpl
extends Object
implements MetricsMBean

Constructor Summary

MetricsMBeanImpl()

Method Summary

Object	get(String name)
Object	getAttribute(String arg0)
AttributeList	getAttributes(String[] arg0)
MBeanInfo	getMBeanInfo()
boolean	hasKey(String name) Check if we're tracking a certain named key/metric
Object	invoke(String name, Object[] args, String[] signature)
void	put(String name, Object value) Add a key/metric and its value to track
void	reset()
void	setAttribute(Attribute attr)
AttributeList	setAttributes(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 Object getAttribute(String arg0)
                    throws AttributeNotFoundException,
                           MBeanException,
                           ReflectionException

Specified by:

getAttribute in interface DynamicMBean

Throws:

AttributeNotFoundException

MBeanException

ReflectionException

getAttributes

public AttributeList getAttributes(String[] arg0)

Specified by:

getAttributes in interface DynamicMBean

getMBeanInfo

public MBeanInfo getMBeanInfo()

Specified by:

getMBeanInfo in interface DynamicMBean

invoke

public Object invoke(String name,
                     Object[] args,
                     String[] signature)
              throws MBeanException,
                     ReflectionException

Specified by:

invoke in interface DynamicMBean

Throws:

MBeanException

ReflectionException

setAttribute

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

Specified by:

setAttribute in interface DynamicMBean

Throws:

AttributeNotFoundException

InvalidAttributeValueException

MBeanException

ReflectionException

setAttributes

public AttributeList setAttributes(AttributeList arg0)

Specified by:

setAttributes in interface DynamicMBean

hasKey

public boolean hasKey(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(String name,
                Object value)
         throws 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:

IOException

get

public Object get(String name)
           throws IOException

Specified by:

get in interface MetricsMBean

Returns:

value associated with the key

Throws:

IOException

reset

public void reset()