saffron.ext
Class LocaleMin

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

All Implemented Interfaces:

AggregationExtender

public class LocaleMin

extends Object

implements AggregationExtender

LocaleMin is an example of a custom aggregation. It evaluates the minimum of a set of values, according to a given locale.

Since:

10 February, 2002

Version:

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

Author:

jhyde

Field Summary

private Collator

collator

Fields inherited from interface saffron.AggregationExtender

METHOD_AGGREGATE, METHOD_MERGE, METHOD_NEXT, METHOD_RESULT, METHOD_START

Constructor Summary

LocaleMin(Locale locale)

Method Summary

String	aggregate(String v)
private String	lesser(String s, String t)
Object	merge(String v, Object accumulator0, Object accumulator1)
Object	next(String v, Object accumulator)
String	result(String v, Object accumulator)
Object	start(String v)

Methods inherited from class java.lang.Object

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

Field Detail

collator

private Collator collator

Constructor Detail

LocaleMin

public LocaleMin(Locale locale)

Method Detail

lesser

private final String lesser(String s,
                            String t)

aggregate

public String aggregate(String v)

start

public Object start(String v)

next

public Object next(String v,
                   Object accumulator)

merge

public Object merge(String v,
                    Object accumulator0,
                    Object accumulator1)

result

public String result(String v,
                     Object accumulator)