org.apache.hadoop.hive.common.metrics

Interface MetricsMBean

All Superinterfaces:

javax.management.DynamicMBean

All Known Implementing Classes:

MetricsMBeanImpl

public interface MetricsMBean
extends javax.management.DynamicMBean

MBean definition for metrics tracking from jmx

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)
boolean	hasKey(java.lang.String name) Check if we're tracking a certain named key/metric
void	put(java.lang.String name, java.lang.Object value) Add a key/metric and its value to track

Methods inherited from interface javax.management.DynamicMBean

getAttribute, getAttributes, getMBeanInfo, invoke, setAttribute, setAttributes

Method Detail

hasKey

boolean hasKey(java.lang.String name)

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

put

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

Add a key/metric and its value to track

Parameters:

name - Name of the key/metric

value - value associated with the key

Throws:

java.lang.Exception

java.io.IOException

get

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

Parameters:

name -

Returns:

value associated with the key

Throws:

java.lang.Exception

java.io.IOException

clear

void clear()

Removes all the keys and values from this MetricsMBean.