harmony 鸿蒙JS API Changes of the Distributed Data Management Subsystem

2023-02-03
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JS API Changes of the Distributed Data Management Subsystem

The table below lists the APIs changes of the distributed data management subsystem in OpenHarmony 3.2 Beta1 over OpenHarmony 3.1 Release.

API Changes

Module	Class	Method/Attribute/Enumeration/Constant	Change Type
ohos.data.preferences	preferences	const MAX_VALUE_LENGTH: 8192;	Added
ohos.data.preferences	preferences	const MAX_KEY_LENGTH: 80;	Added
ohos.data.preferences	Preferences	off(type: ‘change’, callback?: Callback<{ key: string }>): void;	Added
ohos.data.preferences	Preferences	on(type: ‘change’, callback: Callback<{ key: string }>): void;	Added
ohos.data.preferences	Preferences	flush(callback: AsyncCallback<void>): void; flush(): Promise<void>;	Added
ohos.data.preferences	Preferences	clear(callback: AsyncCallback<void>): void; clear(): Promise<void>;	Added
ohos.data.preferences	Preferences	delete(key: string, callback: AsyncCallback<void>): void; delete(key: string): Promise<void>;	Added
ohos.data.preferences	Preferences	put(key: string, value: ValueType, callback: AsyncCallback<void>): void; put(key: string, value: ValueType): Promise<void>;	Added
ohos.data.preferences	Preferences	has(key: string, callback: AsyncCallback<boolean>): void; has(key: string): Promise<boolean>;	Added
ohos.data.preferences	Preferences	getAll(callback: AsyncCallback<Object>): void; getAll(): Promise<Object>;	Added
ohos.data.preferences	Preferences	get(key: string, defValue: ValueType, callback: AsyncCallback<ValueType>): void; get(key: string, defValue: ValueType): Promise<ValueType>;	Added
ohos.data.preferences	preferences	removePreferencesFromCache(context: Context, name: string, callback: AsyncCallback<void>): void; removePreferencesFromCache(context: Context, name: string): Promise<void>;	Added
ohos.data.preferences	preferences	deletePreferences(context: Context, name: string, callback: AsyncCallback<void>): void; deletePreferences(context: Context, name: string): Promise<void>;	Added
ohos.data.preferences	preferences	getPreferences(context: Context, name: string, callback: AsyncCallback<Preferences>): void; getPreferences(context: Context, name: string): Promise<Preferences>;	Added
ohos.data.storage	storage	const MAX_VALUE_LENGTH: 8192;	Deprecated
ohos.data.storage	storage	const MAX_KEY_LENGTH: 80;	Deprecated
ohos.data.storage	StorageObserver	key: string;	Deprecated
ohos.data.storage	Storage	off(type: ‘change’, callback: Callback<StorageObserver>): void;	Deprecated
ohos.data.storage	Storage	on(type: ‘change’, callback: Callback<StorageObserver>): void;	Deprecated
ohos.data.storage	Storage	flush(callback: AsyncCallback<void>): void; flush(): Promise<void>;	Deprecated
ohos.data.storage	Storage	flushSync(): void;	Deprecated
ohos.data.storage	Storage	clear(callback: AsyncCallback<void>): void; clear(): Promise<void>;	Deprecated
ohos.data.storage	Storage	clearSync(): void;	Deprecated
ohos.data.storage	Storage	delete(key: string, callback: AsyncCallback<void>): void; delete(key: string): Promise<void>;	Deprecated
ohos.data.storage	Storage	deleteSync(key: string): void;	Deprecated
ohos.data.storage	Storage	put(key: string, value: ValueType, callback: AsyncCallback<void>): void; put(key: string, value: ValueType): Promise<void>;	Deprecated
ohos.data.storage	Storage	putSync(key: string, value: ValueType): void;	Deprecated
ohos.data.storage	Storage	has(key: string, callback: AsyncCallback<boolean>): boolean; has(key: string): Promise<boolean>;	Deprecated
ohos.data.storage	Storage	hasSync(key: string): boolean;	Deprecated
ohos.data.storage	Storage	get(key: string, defValue: ValueType, callback: AsyncCallback<ValueType>): void; get(key: string, defValue: ValueType): Promise<ValueType>;	Deprecated
ohos.data.storage	Storage	getSync(key: string, defValue: ValueType): ValueType;	Deprecated
ohos.data.storage	storage	removeStorageFromCache(path: string, callback: AsyncCallback<void>): void; removeStorageFromCache(path: string): Promise<void>;	Deprecated
ohos.data.storage	storage	removeStorageFromCacheSync(path: string): void;	Deprecated
ohos.data.storage	storage	deleteStorage(path: string, callback: AsyncCallback<void>): void; deleteStorage(path: string): Promise<void>;	Deprecated
ohos.data.storage	storage	deleteStorageSync(path: string): void;	Deprecated
ohos.data.storage	storage	getStorage(path: string, callback: AsyncCallback<Storage>): void; getStorage(path: string): Promise<Storage>;	Deprecated
ohos.data.storage	storage	getStorageSync(path: string): Storage;	Deprecated