@class NSDictionary; @interface MSVBidirectionalDictionary : NSObject <NSCopying, NSMutableCopying, NSSecureCoding> { NSDictionary *_keyToObjectDictionary; NSDictionary *_objectToKeyDictionary; } @property (class, readonly) BOOL supportsSecureCoding; + (id)bidirectionalDictionary; - (id)init; - (unsigned long long)hash; - (id)allKeys; - (void)encodeWithCoder:(id)a0; - (id)initWithDictionary:(id)a0; - (id)description; - (id)keyForObject:(id)a0; - (void).cxx_destruct; - (BOOL)isEqual:(id)a0; - (id)mutableCopyWithZone:(struct _NSZone { } *)a0; - (id)objectForKey:(id)a0; - (id)initWithCoder:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; @end