org.jrobin.data

Class Plottable

public abstract class Plottable extends Object

Interface to be used for custom datasources. If you wish to use a custom datasource in a graph, you should create a class implementing this interface that represents that datasource, and then pass this class on to the RrdGraphDef.

Method Summary
doublegetValue(long timestamp)
Retrieves datapoint value based on a given timestamp.

Method Detail

getValue

public double getValue(long timestamp)
Retrieves datapoint value based on a given timestamp. Use this method if you only have one series of data in this class.

Parameters: timestamp Timestamp in seconds for the datapoint.

Returns: Double value of the datapoint.