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/* FSAssociation.m Copyright (c) 2009 Philippe Mougin. */
/* This software is open source. See the license. */
#import "FSAssociation.h"
#import "FSBoolean.h"
#import "FSBooleanPrivate.h"
@implementation FSAssociation
+ (id) associationWithKey:(id)theKey value:(id)theValue
{
return [[[self alloc] initWithKey:theKey value:theValue] autorelease];
}
- (NSString *) description
{
return [NSString stringWithFormat:@"%@ -> %@", key, value];
}
- (void) encodeWithCoder:(NSCoder *)coder
{
[coder encodeObject:key forKey:@"key"];
[coder encodeObject:value forKey:@"value"];
}
- (id) initWithCoder:(NSCoder *)coder
{
self = [super init];
key = [[coder decodeObjectForKey:@"key"] retain];
value = [[coder decodeObjectForKey:@"value"] retain];
return self;
}
- (id) initWithKey:(id)theKey value:(id)theValue
{
self = [super init];
if (self != nil)
{
key = [theKey retain];
value = [theValue retain];
}
return self;
}
- (NSUInteger) hash
{
return [key hash];
}
- (BOOL) isEqual:(id)anObject
{
return ([anObject isKindOfClass:[FSAssociation class]] && [key isEqual:[anObject key]] && [value isEqual:[anObject value]]);
}
- (id) key
{
return key;
}
- (FSBoolean *)operator_equal:(id)operand
{
return ([self isEqual:operand] ? fsTrue : fsFalse);
}
- (FSBoolean *)operator_tilde_equal:(id)operand
{
return (![self isEqual:operand] ? fsTrue : fsFalse);
}
- (id) value
{
return value;
}
@end
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