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/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted
provided that the following conditions are met:
- Redistributions of source code must retain the above copyright notice, this list of conditions
and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright notice, this list of
conditions and the following disclaimer in the documentation and/or other materials provided with
the distribution.
- Neither the name of Notational Velocity nor the names of its contributors may be used to endorse
or promote products derived from this software without specific prior written permission. */
//used by DeletedNoteObject and NoteObject
- (void)setSyncObjectAndKeyMD:(NSDictionary*)aDict forService:(NSString*)serviceName {
NSMutableDictionary *dict = [syncServicesMD objectForKey:serviceName];
if (!dict) {
dict = [[NSMutableDictionary alloc] initWithDictionary:aDict];
if (!syncServicesMD) syncServicesMD = [[NSMutableDictionary alloc] init];
[syncServicesMD setObject:dict forKey:serviceName];
[dict release];
} else {
[dict addEntriesFromDictionary:aDict];
}
}
- (void)removeAllSyncMDForService:(NSString*)serviceName {
[syncServicesMD removeObjectForKey:serviceName];
}
//- (void)removeKey:(NSString*)aKey forService:(NSString*)serviceName {
// [[syncServicesMD objectForKey:serviceName] removeObjectForKey:aKey];
//}
- (CFUUIDBytes *)uniqueNoteIDBytes {
return &uniqueNoteIDBytes;
}
- (NSDictionary*)syncServicesMD {
return syncServicesMD;
}
- (unsigned int)logSequenceNumber {
return logSequenceNumber;
}
- (void)incrementLSN {
logSequenceNumber++;
}
- (BOOL)youngerThanLogObject:(id<SynchronizedNote>)obj {
return [self logSequenceNumber] < [obj logSequenceNumber];
}
- (NSUInteger)hash {
//XOR successive native-WORDs of CFUUIDBytes
NSUInteger finalHash = 0;
NSUInteger i, *noteIDBytesPtr = (NSUInteger *)&uniqueNoteIDBytes;
for (i = 0; i<sizeof(CFUUIDBytes) / sizeof(NSUInteger); i++) {
finalHash ^= *noteIDBytesPtr++;
}
return finalHash;
}
- (BOOL)isEqual:(id)otherNote {
CFUUIDBytes *otherBytes = [(id <SynchronizedNote>)otherNote uniqueNoteIDBytes];
return memcmp(otherBytes, &uniqueNoteIDBytes, sizeof(CFUUIDBytes)) == 0;
}
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