Package org.opennms.netmgt.measurements.filters.impl

Class TrendLine

java.lang.Object

org.opennms.netmgt.measurements.filters.impl.TrendLine

All Implemented Interfaces:

Filter

public class TrendLine
extends Object
implements Filter

Fits a trend line to the samples in a column using R.

Author:

jwhite

Field Summary

Fields inherited from interface org.opennms.netmgt.measurements.api.Filter

TIMESTAMP_COLUMN_NAME

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TrendLine()
	TrendLine(String outputColumn, String inputColumn, long secondsAhead, int polynomialOrder)

Method Summary

Modifier and Type	Method	Description
void	filter(com.google.common.collect.RowSortedTable<Long,String,Double> table)

Methods inherited from class java.lang.Object

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

Constructor Detail

TrendLine

protected TrendLine()

TrendLine

public TrendLine(String outputColumn,
                 String inputColumn,
                 long secondsAhead,
                 int polynomialOrder)

Method Detail

filter

public void filter(com.google.common.collect.RowSortedTable<Long,String,Double> table)
            throws RScriptException

Specified by:

filter in interface Filter

Throws:

RScriptException