saffron.ext
Class Median

java.lang.Object
  |
  +--saffron.ext.Median

All Implemented Interfaces:

AggregationExtender

public class Median

extends Object

implements AggregationExtender

Median is an aggregation which returns the Median of a set of points.

Since:

26 January, 2001

Version:

$Id: //open/saffron/src/main/saffron/ext/Median.java#1 $

Author:

jhyde

Nested Class Summary

private static class

Median.ArrayComparator

Field Summary

Fields inherited from interface saffron.AggregationExtender

METHOD_AGGREGATE, METHOD_MERGE, METHOD_NEXT, METHOD_RESULT, METHOD_START

Constructor Summary

Median()

Method Summary

Comparable	aggregate(Comparable value)
Comparable[]	aggregate(Comparable v0, Comparable v1)
int	aggregate(int value)
Object	merge(Comparable v0, Comparable v1, Object accumulator1, Object accumulator2)
Object	merge(Comparable value, Object accumulator1, Object accumulator2)
Object	merge(int value, Object accumulator1, Object accumulator2)
Object	next(Comparable v0, Comparable v1, Object accumulator)
Object	next(Comparable value, Object accumulator)
Object	next(int value, Object accumulator)
Comparable[]	result(Comparable v0, Comparable v1, Object accumulator)
Object	result(Comparable value, Object accumulator)
int	result(int value, Object accumulator)
Object	start(Comparable value)
Object	start(Comparable v0, Comparable v1)
Object	start(int value)

Methods inherited from class java.lang.Object

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

Constructor Detail

Median

public Median()

Method Detail

aggregate

public Comparable aggregate(Comparable value)

start

public Object start(Comparable value)

next

public Object next(Comparable value,
                   Object accumulator)

merge

public Object merge(Comparable value,
                    Object accumulator1,
                    Object accumulator2)

result

public Object result(Comparable value,
                     Object accumulator)

aggregate

public int aggregate(int value)

start

public Object start(int value)

next

public Object next(int value,
                   Object accumulator)

merge

public Object merge(int value,
                    Object accumulator1,
                    Object accumulator2)

result

public int result(int value,
                  Object accumulator)

aggregate

public Comparable[] aggregate(Comparable v0,
                              Comparable v1)

start

public Object start(Comparable v0,
                    Comparable v1)

next

public Object next(Comparable v0,
                   Comparable v1,
                   Object accumulator)

merge

public Object merge(Comparable v0,
                    Comparable v1,
                    Object accumulator1,
                    Object accumulator2)

result

public Comparable[] result(Comparable v0,
                           Comparable v1,
                           Object accumulator)