harmony(鸿蒙)分布式数据管理子系统JS API变更

2022-08-09
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分布式数据管理子系统JS API变更

OpenHarmony 3.2 Beta1版本相较于OpenHarmony 3.1 Release版本，分布式数据管理子系统的API变更如下:

接口变更

模块名	类名	方法/属性/枚举/常量	变更类型
ohos.data.preferences	preferences	const MAX_VALUE_LENGTH: 8192;	新增
ohos.data.preferences	preferences	const MAX_KEY_LENGTH: 80;	新增
ohos.data.preferences	Preferences	off(type: ‘change’, callback?: Callback<{ key: string }>): void;	新增
ohos.data.preferences	Preferences	on(type: ‘change’, callback: Callback<{ key: string }>): void;	新增
ohos.data.preferences	Preferences	flush(callback: AsyncCallback<void>): void; flush(): Promise<void>;	新增
ohos.data.preferences	Preferences	clear(callback: AsyncCallback<void>): void; clear(): Promise<void>;	新增
ohos.data.preferences	Preferences	delete(key: string, callback: AsyncCallback<void>): void; delete(key: string): Promise<void>;	新增
ohos.data.preferences	Preferences	put(key: string, value: ValueType, callback: AsyncCallback<void>): void; put(key: string, value: ValueType): Promise<void>;	新增
ohos.data.preferences	Preferences	has(key: string, callback: AsyncCallback<boolean>): void; has(key: string): Promise<boolean>;	新增
ohos.data.preferences	Preferences	getAll(callback: AsyncCallback<Object>): void; getAll(): Promise<Object>;	新增
ohos.data.preferences	Preferences	get(key: string, defValue: ValueType, callback: AsyncCallback<ValueType>): void; get(key: string, defValue: ValueType): Promise<ValueType>;	新增
ohos.data.preferences	preferences	removePreferencesFromCache(context: Context, name: string, callback: AsyncCallback<void>): void; removePreferencesFromCache(context: Context, name: string): Promise<void>;	新增
ohos.data.preferences	preferences	deletePreferences(context: Context, name: string, callback: AsyncCallback<void>): void; deletePreferences(context: Context, name: string): Promise<void>;	新增
ohos.data.preferences	preferences	getPreferences(context: Context, name: string, callback: AsyncCallback<Preferences>): void; getPreferences(context: Context, name: string): Promise<Preferences>;	新增
ohos.data.storage	storage	const MAX_VALUE_LENGTH: 8192;	废弃
ohos.data.storage	storage	const MAX_KEY_LENGTH: 80;	废弃
ohos.data.storage	StorageObserver	key: string;	废弃
ohos.data.storage	Storage	off(type: ‘change’, callback: Callback<StorageObserver>): void;	废弃
ohos.data.storage	Storage	on(type: ‘change’, callback: Callback<StorageObserver>): void;	废弃
ohos.data.storage	Storage	flush(callback: AsyncCallback<void>): void; flush(): Promise<void>;	废弃
ohos.data.storage	Storage	flushSync(): void;	废弃
ohos.data.storage	Storage	clear(callback: AsyncCallback<void>): void; clear(): Promise<void>;	废弃
ohos.data.storage	Storage	clearSync(): void;	废弃
ohos.data.storage	Storage	delete(key: string, callback: AsyncCallback<void>): void; delete(key: string): Promise<void>;	废弃
ohos.data.storage	Storage	deleteSync(key: string): void;	废弃
ohos.data.storage	Storage	put(key: string, value: ValueType, callback: AsyncCallback<void>): void; put(key: string, value: ValueType): Promise<void>;	废弃
ohos.data.storage	Storage	putSync(key: string, value: ValueType): void;	废弃
ohos.data.storage	Storage	has(key: string, callback: AsyncCallback<boolean>): boolean; has(key: string): Promise<boolean>;	废弃
ohos.data.storage	Storage	hasSync(key: string): boolean;	废弃
ohos.data.storage	Storage	get(key: string, defValue: ValueType, callback: AsyncCallback<ValueType>): void; get(key: string, defValue: ValueType): Promise<ValueType>;	废弃
ohos.data.storage	Storage	getSync(key: string, defValue: ValueType): ValueType;	废弃
ohos.data.storage	storage	removeStorageFromCache(path: string, callback: AsyncCallback<void>): void; removeStorageFromCache(path: string): Promise<void>;	废弃
ohos.data.storage	storage	removeStorageFromCacheSync(path: string): void;	废弃
ohos.data.storage	storage	deleteStorage(path: string, callback: AsyncCallback<void>): void; deleteStorage(path: string): Promise<void>;	废弃
ohos.data.storage	storage	deleteStorageSync(path: string): void;	废弃
ohos.data.storage	storage	getStorage(path: string, callback: AsyncCallback<Storage>): void; getStorage(path: string): Promise<Storage>;	废弃
ohos.data.storage	storage	getStorageSync(path: string): Storage;	废弃