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{
return [[priority copy] autorelease];
}
- (of_comparison_result_t)compare: (id <OFComparing>)object
{
XMPPPresence *otherPresence;
OFNumber *otherPriority;
OFString *otherShow;
of_comparison_result_t priorityOrder;
if (object == self)
return OF_ORDERED_SAME;
if (![object isKindOfClass: [XMPPPresence class]])
@throw [OFInvalidArgumentException
exceptionWithClass: [self class]
selector: _cmd];
otherPresence = (XMPPPresence*)object;
otherPriority = [otherPresence priority];
if (otherPriority == nil)
otherPriority = [OFNumber numberWithInt8: 0];
if (priority != nil)
priorityOrder = [priority compare: [otherPresence priority]];
priorityOrder = [priority compare: otherPriority];
else
priorityOrder =
[[OFNumber numberWithInt8: 0] compare: otherPriority];
if (priorityOrder != OF_ORDERED_SAME)
return priorityOrder;
otherShow = [otherPresence show];
if ([show isEqual: otherShow])
return OF_ORDERED_SAME;
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