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/*
Copyright (c) 2005 Benhur Stein
This file is part of Paj.
Paj is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
Paj is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
for more details.
You should have received a copy of the GNU Lesser General Public License
along with Paj; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#include "Association.h"
#include "Macros.h"
@implementation Association
+ (Association *)associationWithObject:(id)obj double:(double)d
{
return [[[self alloc] initWithObject:obj double:d] autorelease];
}
- (id)initWithObject:(id)obj double:(double)d
{
self = [super init];
if (self != nil) {
Assign(object, obj);
value = d;
}
return self;
}
- (void)dealloc
{
Assign(object, nil);
[super dealloc];
}
- (id)objectValue
{
return object;
}
- (double)doubleValue
{
return value;
}
- (void)addDouble:(double)d
{
value += d;
}
- (NSComparisonResult)inverseDoubleValueComparison:(Association *)other
{
double dif;
dif = value - [other doubleValue];
if (dif < 0) return NSOrderedDescending;
if (dif > 0) return NSOrderedAscending;
return NSOrderedSame;
}
- (NSComparisonResult)objectValueComparison:(Association *)other
{
return [(NSNumber *)object compare:[other objectValue]];
}
- (NSUInteger)hash
{
return [object hash];
}
- (BOOL)xisEqual:(id)anObj
{
if (self == anObj) {
return YES;
}
if ([[anObj class] isEqual:[Association class]]) {
return [object isEqual:[(Association *)anObj objectValue]];
} else {
return [object isEqual:anObj];
}
}
- (BOOL)isEqual:(id)anObj
{
BOOL r;
r = [self xisEqual:anObj];
NSLog(@"%@ == %@ : %s", object, anObj, r?"YES":"NO");
return r;
}
- (NSString *)xdescription
{
return [object description];
}
- (NSString *)description
{
return [NSString stringWithFormat:@"<%@, %f>", object, value];
}
// NSCoding Protocol
- (void)encodeWithCoder:(NSCoder *)coder
{
[coder encodeObject:object];
[coder encodeValueOfObjCType:@encode(double) at:&value];
}
- (id)initWithCoder:(NSCoder *)coder
{
self = [super init];
if (self != nil) {
object = [[coder decodeObject] retain];
[coder decodeValueOfObjCType:@encode(double) at:&value];
}
return self;
}
- (id)startTime
{
return [(NSDate *)object addTimeInterval:-100.0];
}
- (id)name
{
return object;
}
- (id)container
{
return nil;
}
- (id)valueOfFieldNamed:(id)x
{
return nil;
}
- (id)relatedEntities
{
return nil;
}
@end
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