NSPersistentStoreCoordinator.SetMetadata 方法

参考

定义

命名空间:: CoreData

程序集:: Xamarin.iOS.dll

程序集:: Xamarin.Mac.dll

重要

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重载

SetMetadata(NSDictionary, NSPersistentStore)	设置永久性存储的元数据。
SetMetadata(NSDictionary, NSString, NSUrl, NSError)	设置 URL 处的永久性存储的元数据。
SetMetadata(NSDictionary<NSString,NSObject>, String, NSUrl, NSDictionary, NSError)	在 URL 上设置永久性存储的元数据。

SetMetadata(NSDictionary, NSPersistentStore)

设置永久性存储的元数据。

[Foundation.Export("setMetadata:forPersistentStore:")]
public virtual void SetMetadata (Foundation.NSDictionary metadata, CoreData.NSPersistentStore store);

abstract member SetMetadata : Foundation.NSDictionary * CoreData.NSPersistentStore -> unit
override this.SetMetadata : Foundation.NSDictionary * CoreData.NSPersistentStore -> unit

参数

metadata: NSDictionary

内容待定。

此参数可以为 null。

store: NSPersistentStore

属性: ExportAttribute

适用于

SetMetadata(NSDictionary, NSString, NSUrl, NSError)

设置 URL 处的永久性存储的元数据。

[Foundation.Export("setMetadata:forPersistentStoreOfType:URL:error:")]
[ObjCRuntime.Deprecated(ObjCRuntime.PlatformName.iOS, 9, 0, ObjCRuntime.PlatformArchitecture.None, "Use the method that takes an 'out NSError' parameter.")]
[ObjCRuntime.Deprecated(ObjCRuntime.PlatformName.MacOSX, 10, 11, ObjCRuntime.PlatformArchitecture.None, "Use the method that takes an 'out NSError' parameter.")]
public static bool SetMetadata (Foundation.NSDictionary metadata, Foundation.NSString storeType, Foundation.NSUrl url, out Foundation.NSError error);

[Foundation.Export("setMetadata:forPersistentStoreOfType:URL:error:")]
[ObjCRuntime.Deprecated(ObjCRuntime.PlatformName.iOS, 9, 0, ObjCRuntime.PlatformArchitecture.All, "Use the method that takes an out NSError parameter.")]
public static bool SetMetadata (Foundation.NSDictionary metadata, Foundation.NSString storeType, Foundation.NSUrl url, out Foundation.NSError error);

static member SetMetadata : Foundation.NSDictionary * Foundation.NSString * Foundation.NSUrl *  -> bool

参数

metadata: NSDictionary

storeType: NSString

url: NSUrl

error: NSError

Boolean

属性: ExportAttribute DeprecatedAttribute

适用于

SetMetadata(NSDictionary<NSString,NSObject>, String, NSUrl, NSDictionary, NSError)

在 URL 上设置永久性存储的元数据。

[Foundation.Export("setMetadata:forPersistentStoreOfType:URL:options:error:")]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS, 7, 0, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.MacOSX, 10, 9, ObjCRuntime.PlatformArchitecture.All, null)]
public static bool SetMetadata (Foundation.NSDictionary<Foundation.NSString,Foundation.NSObject> metadata, string storeType, Foundation.NSUrl url, Foundation.NSDictionary options, out Foundation.NSError error);

static member SetMetadata : Foundation.NSDictionary<Foundation.NSString, Foundation.NSObject> * string * Foundation.NSUrl * Foundation.NSDictionary *  -> bool