#include "positive.h"

@implementation PositiveInteger

-init
{
	value = 0;
	return self;
}

-init:(unsigned long)val
{
	[self init];
	return [self setValue:val];
}

-release
{
	return [super free];
}

-setValue:(unsigned long)val
{
	if([self validValue:val]) {
		value = val;
		return self;
	} else {
		puts("Value is not valid; Ignoring it.");
		return self;
	}
}

-(unsigned long)getValue
{
	return value;
}

-(BOOL)validValue:(unsigned long)val
{
	return YES;
}

-(char*)getStringValue
{
	snprintf(string,50,"%lu",value);
	return string;
}

@end