iphone序列化文件
#pragma -
#pragma 序列化列表
+ (BOOL)saveMatchListToFile:(NSArray*)newMathcList {
NSString *mathcListFile = [[PlayViewController getLocalMatchList] stringByAppendingFormat:@"matchList.arch", nil];
return [NSKeyedArchiver archiveRootObject:newMathcList toFile:mathcListFile];
}

+ (NSMutableArray*)getMatchListFromFile {
NSString *matchListFile = [[PlayViewController getLocalMatchList] stringByAppendingFormat:@"matchList.arch", nil];
return [NSKeyedUnarchiver unarchiveObjectWithFile:matchListFile];
}

+ (NSString*)getLocalMatchList {
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

NSString *documentsDirectory = [[paths objectAtIndex:0] stringByAppendingPathComponent:@"tdata"];

BOOL isDirectory = YES;
if (![[NSFileManager defaultManager] fileExistsAtPath:documentsDirectory isDirectory:&isDirectory]) {
NSError *error = nil;
[[NSFileManager defaultManager] createDirectoryAtPath:documentsDirectory withIntermediateDirectories:YES attributes:nil error:&error];
if (error) {
NSLog(@"------ create directory error : %@", error);
}
}

return documentsDirectory;
}