Package org.opennms.netmgt.rtc

Class RTCUtils

java.lang.Object

org.opennms.netmgt.rtc.RTCUtils

public abstract class RTCUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
RTCUtils()

Method Summary

Modifier and Type	Method	Description
static HashMap<String,RTCCategory>	createCategoriesMap()	Creates the categories map.
static Set<Integer>	getNodeIdsForCategory(FilterDao filterDao, RTCCategory cat)
static double	getOutagePercentage(double totalOutageTime, long outageWindow, long numberOfServices)	Calculate the uptime percentage for an outage window.

Methods inherited from class java.lang.Object

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

Constructor Detail

RTCUtils

public RTCUtils()

Method Detail

getOutagePercentage

public static double getOutagePercentage(double totalOutageTime,
                                         long outageWindow,
                                         long numberOfServices)

Calculate the uptime percentage for an outage window.

Parameters:

totalOutageTime - Total outage time over the window in milliseconds

outageWindow - Length of the outage window in milliseconds

numberOfServices - Number of services that were managed over this time period

Returns:

An outage percentage between 0.0 and 100.0.

createCategoriesMap

public static HashMap<String,RTCCategory> createCategoriesMap()

Creates the categories map. Reads the categories from the categories.xml and creates the 'RTCCategory's map

getNodeIdsForCategory

public static Set<Integer> getNodeIdsForCategory(FilterDao filterDao,
                                                 RTCCategory cat)