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POMemory Leak from NSMutableArray and NSDictionary
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  1. POMemory Leak from NSMutableArray and NSDictionary
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    copied!<p>I have a memomry leak problem, maybe somebody can help me. I try to load an NSMutable array for a pList and show some elements in a TablevView</p> <p>In the h.File I declare</p> <pre><code>@interface Bestellung : UIViewController &lt;UITableViewDelegate, UITableViewDelegate&gt; { NSMutableArray *bestellteVorspeisen; NSMutableArray *bestellteVorspeisenPreis; NSMutableArray *bestellteVorspeisenDetails; NSMutableArray *bestellteVorspeisenBild; NSMutableArray *bestellteVorspeisenNummer; NSMutableArray *bestellListe; IBOutlet UITableView *myTable; } @property (nonatomic, retain) NSMutableArray *bestellListe; @property (nonatomic,retain) NSMutableArray *bestellteVorspeisen; @property (nonatomic,retain) NSMutableArray *bestellteVorspeisenPreis; @property (nonatomic,retain) NSMutableArray *bestellteVorspeisenDetails; @property (nonatomic,retain) NSMutableArray *bestellteVorspeisenBild; @property (nonatomic,retain) NSMutableArray *bestellteVorspeisenNummer; @end </code></pre> <p>In the M.File viewDidLoad I load the pList in bestellListe</p> <pre><code>NSFileManager *fileManager = [NSFileManager defaultManager]; NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory = [paths objectAtIndex:0]; NSString *filePath = [documentsDirectory stringByAppendingPathComponent:@"Bestellung.plist"]; success = [fileManager fileExistsAtPath:filePath]; if (!success) { NSString *path = [[NSBundle mainBundle] pathForResource:@"Bestellung" ofType:@"plist"]; success = [fileManager copyItemAtPath:path toPath:filePath error:&amp;error]; } self.bestellListe = [[NSMutableArray alloc] initWithContentsOfFile:filePath]; </code></pre> <p>Then I generate the MutableArray</p> <pre><code>bestellteVorspeisen = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenPreis = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenDetails = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenBild = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenNummer = [[NSMutableArray alloc] initWithCapacity:1]; </code></pre> <p>Afterwards I fill them from bestellListe</p> <pre><code>for (NSDictionary *bestellDict in bestellListe) { if ([[bestellDict objectForKey:@"Tisch"] isEqualToString: [NSString stringWithFormat:@"%i",TischNummer]]) {if ([[bestellDict objectForKey: kBestellungKategorieString] isEqualToString: @"Vorspeise"]) [bestellteVorspeisen addObject: [bestellDict objectForKey:kBestellungNameString]]; [bestellteVorspeisenPreis addObject: [bestellDict objectForKey:kBestellungPreisString]]; [bestellteVorspeisenDetails addObject: [bestellDict objectForKey:kBestellungDetailString]]; [bestellteVorspeisenBild addObject: [bestellDict objectForKey:kBestellungBildString]]; [bestellteVorspeisenNummer addObject: [bestellDict objectForKey:kBestellungNummer]]; } // if } // if } // for </code></pre> <p>This causes memoryleaks at </p> <pre><code>self.bestellListe = [[NSMutableArray alloc] initWithContentsOfFile:filePath]; </code></pre> <p>and</p> <pre><code>bestellteVorspeisen = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenPreis = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenDetails = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenBild = [[NSMutableArray alloc] initWithCapacity:1]; bestellteVorspeisenNummer = [[NSMutableArray alloc] initWithCapacity:1]; </code></pre> <p>Here ist dealloc</p> <pre><code>- (void)dealloc { NSLog(@"Bestellung dealloziert"); [bestellteVorspeisen release]; [bestellteVorspeisenPreis release]; [bestellteVorspeisenDetails release]; [bestellteVorspeisenBild release]; [bestellteVorspeisenNummer release]; [bestellListe release]; [myTable release]; [super dealloc]; </code></pre> <p>Can somebody give me some help, I'm really new in that.</p>
 

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