@class NSString, NSData; @interface NSAttributeDescription : NSPropertyDescription { unsigned short _type; Class _attributeValueClass; NSString *_valueTransformerName; NSString *_attributeValueClassName; id _defaultValue; } @property (readonly, nonatomic) BOOL usesMergeableStorage; @property BOOL preserveValueOnDeletionInPersistentHistory; @property BOOL isFileBackedFuture; @property (readonly, nonatomic) BOOL usesMergeableStorage; @property unsigned long long attributeType; @property (copy) NSString *attributeValueClassName; @property (retain) id defaultValue; @property (readonly, copy) NSData *versionHash; @property (copy) NSString *valueTransformerName; @property BOOL allowsExternalBinaryDataStorage; @property BOOL preservesValueInHistoryOnDeletion; @property BOOL allowsCloudEncryption; + (BOOL)supportsSecureCoding; + (id)stringForAttributeType:(unsigned long long)a0; + (void)initialize; - (BOOL)_isEqualWithoutIndex:(id)a0; - (BOOL)isIndexed; - (id)_rawValidationPredicates; - (void)dealloc; - (id)_initWithName:(id)a0 type:(unsigned long long)a1 withClassName:(id)a2; - (id)_initWithType:(unsigned long long)a0; - (void)encodeWithCoder:(id)a0; - (BOOL)_isEqual:(id)a0 skipIndexCheck:(BOOL)a1; - (BOOL)_epsilonEquals:(id)a0 rhs:(id)a1 withFlags:(int)a2; - (BOOL)_attributeTypeIsSchemaEqual:(unsigned long long)a0; - (void)_versionHash:(char *)a0 inStyle:(unsigned long long)a1; - (int)_encodedAttributeFlagsForFlags:(int)a0; - (unsigned long long)_propertyType; - (BOOL)storesBinaryDataExternally; - (id)description; - (BOOL)_isAttribute; - (BOOL)_comparePredicatesAndWarnings:(id)a0; - (void)_createCachesAndOptimizeState; - (id)_rawValidationWarnings; - (id)_initWithName:(id)a0 type:(unsigned long long)a1; - (BOOL)_nonPredicateValidateValue:(id *)a0 forKey:(id)a1 inObject:(id)a2 error:(id *)a3; - (void)_writeIntoData:(id)a0 propertiesDict:(id)a1 uniquedPropertyNames:(id)a2 uniquedStrings:(id)a3 uniquedData:(id)a4 entitiesSlots:(id)a5 fetchRequests:(id)a6; - (id)validationPredicates; - (BOOL)isEqual:(id)a0; - (BOOL)_isSchemaEqual:(id)a0; - (id)initWithCoder:(id)a0; - (Class)_attributeValueClass; - (id)copyWithZone:(struct _NSZone { } *)a0; - (id)validationWarnings; @end