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  1. [NSThread detachNewThreadSelector:@selector(loadPList) toTarget:self withObject:nil];
  2.    
  3. - (void) loadPList
  4. {
  5.  
  6.     NSArray *documentPaths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
  7.     NSString *path = [[documentPaths lastObject] stringByAppendingPathComponent:@"test.plist"];
  8.  
  9.     NSDictionary *dict = [NSDictionary dictionaryWithContentsOfFile:path]; // memory leak here
  10.  
  11.     NSMutableArray *annotations = [[NSMutableArray alloc]init];
  12.  
  13.  
  14.     dispatch_async(dispatch_get_main_queue(), ^{
  15.  
  16.  
  17.         NSMutableArray * annotationsToRemove = [ mapView.annotations mutableCopy ] ;
  18.         [ annotationsToRemove removeObject:mapView.userLocation ] ;
  19.         [ mapView removeAnnotations:annotationsToRemove ] ;
  20.  
  21.  
  22.  
  23.         if ([[NSUserDefaults standardUserDefaults] boolForKey:@"blackKey"])
  24.         {
  25.  
  26.             NSArray *ann = [dict objectForKey:@"Black"];
  27.  
  28.             for(int i = 0; i < [ann count]; i++) {
  29.  
  30.                 NSString *coordinates = [[ann objectAtIndex:i] objectForKey:@"Coordinates"];
  31.  
  32.                 double realLatitude = [[[coordinates componentsSeparatedByString:@","] objectAtIndex:1] doubleValue];
  33.                 double realLongitude = [[[coordinates componentsSeparatedByString:@","] objectAtIndex:0] doubleValue];
  34.  
  35.                 MyAnnotation *myAnnotation = [[MyAnnotation alloc] init];
  36.                 CLLocationCoordinate2D theCoordinate;
  37.                 theCoordinate.latitude = realLatitude;
  38.                 theCoordinate.longitude = realLongitude;
  39.  
  40.                 myAnnotation.coordinate=CLLocationCoordinate2DMake(realLatitude,realLongitude);        
  41.                 myAnnotation.title = [[ann objectAtIndex:i] objectForKey:@"Name"];
  42.                 myAnnotation.subtitle = [[ann objectAtIndex:i] objectForKey:@"Address"];
  43.                 myAnnotation.icon = [[ann objectAtIndex:0] objectForKey:@"Icon"];
  44.  
  45.                 [mapView addAnnotation:myAnnotation];
  46.                 [annotations addObject:myAnnotation];
  47.  
  48.             }
  49.  
  50.         }  
  51.  
  52.  
  53.     });
  54.  
  55.  
  56. }
  57.    
  58. dispatch_async(get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
  59.     [self loadPlist];
  60. });
  61.    
  62. NSMutableArray *annotations = [[NSMutableArray alloc]init]; // Never released
  63. NSMutableArray * annotationsToRemove = [ mapView.annotations mutableCopy ] ; // Never released
  64. MyAnnotation *myAnnotation = [[MyAnnotation alloc] init]; // Never released
  65.    
  66. - (void) loadPList {
  67.     NSArray *documentPaths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
  68.     NSString *path = [[documentPaths lastObject] stringByAppendingPathComponent:@"test.plist"];
  69.     NSDictionary *dict = [NSDictionary dictionaryWithContentsOfFile:path]; // memory leak here
  70.     NSMutableArray *annotations = [[[NSMutableArray alloc] init] autorelease];
  71.     dispatch_async(dispatch_get_main_queue(), ^{
  72.         NSMutableArray * annotationsToRemove = [[mapView.annotations mutableCopy] autorelease];
  73.         [annotationsToRemove removeObject:mapView.userLocation] ;
  74.         [mapView removeAnnotations:annotationsToRemove] ;
  75.         if ([[NSUserDefaults standardUserDefaults] boolForKey:@"blackKey"])
  76.         {
  77.  
  78.             NSArray *ann = [dict objectForKey:@"Black"];
  79.  
  80.             for(int i = 0; i < [ann count]; i++) {
  81.  
  82.                 NSString *coordinates = [[ann objectAtIndex:i] objectForKey:@"Coordinates"];
  83.  
  84.                 double realLatitude = [[[coordinates componentsSeparatedByString:@","] objectAtIndex:1] doubleValue];
  85.                 double realLongitude = [[[coordinates componentsSeparatedByString:@","] objectAtIndex:0] doubleValue];
  86.  
  87.                 MyAnnotation *myAnnotation = [[[MyAnnotation alloc] init] autorelease];
  88.                 CLLocationCoordinate2D theCoordinate;
  89.                 theCoordinate.latitude = realLatitude;
  90.                 theCoordinate.longitude = realLongitude;
  91.  
  92.                 myAnnotation.coordinate=CLLocationCoordinate2DMake(realLatitude,realLongitude);
  93.                 myAnnotation.title = [[ann objectAtIndex:i] objectForKey:@"Name"];
  94.                 myAnnotation.subtitle = [[ann objectAtIndex:i] objectForKey:@"Address"];
  95.                 myAnnotation.icon = [[ann objectAtIndex:0] objectForKey:@"Icon"];
  96.  
  97.                 [mapView addAnnotation:myAnnotation];
  98.                 [annotations addObject:myAnnotation];
  99.  
  100.             }
  101.         }  
  102.     });
  103. }
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