nz.org.venice.util
Class TradingDateComparator

java.lang.Object
  nz.org.venice.util.TradingDateComparator

All Implemented Interfaces:

java.util.Comparator

public class TradingDateComparator

extends java.lang.Object

implements java.util.Comparator

A comparator for comparing TradingDate objects.

Field Summary

static int	BACKWARDS Sort backwards
static int	FORWARDS Sort forwards

Constructor Summary

TradingDateComparator(int direction)
Create a new TradingDateComparator which sorts in the given direction.

Method Summary

int	compare(java.lang.Object o1, java.lang.Object o2) Compare the specified objects.
boolean	equals(java.lang.Object o1, java.lang.Object o2) Test the specified objects for equality.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Field Detail

FORWARDS

public static int FORWARDS

Sort forwards

BACKWARDS

public static int BACKWARDS

Sort backwards

Constructor Detail

TradingDateComparator

public TradingDateComparator(int direction)

Create a new TradingDateComparator which sorts in the given direction.

Method Detail

compare

public int compare(java.lang.Object o1,
                   java.lang.Object o2)

Compare the specified objects.

Specified by:

compare in interface java.util.Comparator

Parameters:

o1 - the first object

o2 - the second object

Returns:

0if the objects are equal; 1 if o1 is greater than o2 or -1 otherwise. If the search order is backwards this will be reversed.

equals

public boolean equals(java.lang.Object o1,
                      java.lang.Object o2)

Test the specified objects for equality.

Parameters:

o1 - the first object

o2 - the second object

Returns:

1 if the objects have the same date; 0 otherwise.