com.groundwork.collage.model
Interface CollageTrend

public interface CollageTrend

Author:

rdandridge

Method Summary

double	getAverageAvailability() Returns the average amount of time that the Host/HostGroup/Service has been unavailable.
java.util.Collection	getDataPoints() Provides access to the datapoints that were used in calculating the trend
int	getTrend() Returns the calculated trend.
void	initialize(java.util.Collection points) Initializes this object.

Method Detail

getDataPoints

public java.util.Collection getDataPoints()

Provides access to the datapoints that were used in calculating the trend

Returns:

the Collection of datapoints used to calculate the trend

getTrend

public int getTrend()

Returns the calculated trend.

Returns:

The calculated trend: -1 = DOWN, 0 = FLAT, and 1 = UP.

getAverageAvailability

public double getAverageAvailability()

Returns the average amount of time that the Host/HostGroup/Service has been unavailable. TODO: Should this return the positive instead?

Returns:

The calculated value representing the average amount of time the Host/HostGroup/Service has been unavailable.

initialize

public void initialize(java.util.Collection points)
                throws CollageTrendInsufficientDataPointsException,
                       CollageTrendUnsupportedDataPointObject

Initializes this object. Causes average and trend to be calculated.

Parameters:

points - The collection data points to be used in the average and trend calculation.

Throws:

CollageTrendInsufficientDataPointsException

CollageTrendUnsupportedDataPointObject