Package org.apache.hadoop.hbase.conf
package org.apache.hadoop.hbase.conf
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ClassDescriptionMaintains the set of all the classes which would like to get notified when the Configuration is reloaded from the disk in the Online Configuration Change mechanism, which lets you update certain configuration properties on-the-fly, without having to restart the cluster.Every class that wants to observe changes in Configuration properties, must implement interface (and also, register itself with the
ConfigurationManager.This extension to ConfigurationObserver allows the configuration to propagate to the children of the currentConfigurationObserver.