1# uriPermissionManager 2 3>  **NOTE** 4> The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version. 5 6 7Implements URI permission management. 8 9 10## Modules to Import 11 12 13``` 14import uriPermissionManager from '@ohos.application.uriPermissionManager'; 15``` 16 17 18## uriPermissionManager.verifyUriPermission 19 20verifyUriPermission(uri: string, flag: wantConstant.Flags, accessTokenId: number, callback: AsyncCallback<number>): void 21 22Checks whether an application has the permission specified by **flag** for an URI. This API uses a callback to return the result. 23 24**System capability**: 25 26SystemCapability.Ability.AbilityRuntime.Core 27 28**Parameters** 29 30 | Name| Type| Mandatory| Description| 31 | -------- | -------- | -------- | -------- | 32 | uri | string | Yes| URI of a file, for example, **fileshare:///com.samples.filesharetest.FileShare/person/10**.| 33 | flag | wantConstant.Flags | Yes| Read or write permission on the file specified by the URI.| 34 | accessTokenId | number | Yes| Unique ID of an application, which is obtained through the **BundleManager** API.| 35 | callback | AsyncCallback<number> | Yes| Callback used to return the check result. The value **0** means that the application has the specified permission, and **-1** means the opposite.| 36 37**Example** 38 39 ``` 40 let uri = "fileshare:///com.samples.filesharetest.FileShare/person/10" 41 UriPermissionManager.verifyUriPermission(uri, wantConstant.Flags.FLAG_AUTH_READ_URI_PERMISSION, accessTokenId, (result) => { 42 console.log("result.code = " + result.code) 43 }) // accessTokenId is obtained through the **BundleManager** API. 44 ``` 45 46 47## uriPermissionManager.verifyUriPermission 48 49verifyUriPermission(uri: string, flag: wantConstant.Flags, accessTokenId: number): Promise<number> 50 51Checks whether an application has the permission specified by **flag** for an URI. This API uses a promise to return the result. 52 53**System capability**: 54 55SystemCapability.Ability.AbilityRuntime.Core 56 57**Parameters** 58 59 | Name| Type| Mandatory| Description| 60 | -------- | -------- | -------- | -------- | 61 | uri | string | Yes| URI of a file, for example, **fileshare:///com.samples.filesharetest.FileShare/person/10**.| 62 | flag | wantConstant.Flags | Yes| Read or write permission on the file specified by the URI.| 63 | accessTokenId | number | Yes| Unique ID of an application, which is obtained through the **BundleManager** API.| 64 65**Return value** 66 67 | Type| Description| 68 | -------- | -------- | 69 | Promise<number> | Promise used to return the check result. The value **0** means that the application has the specified permission, and **-1** means the opposite.| 70 71**Example** 72 73 ``` 74 let uri = "fileshare:///com.samples.filesharetest.FileShare/person/10" 75 UriPermissionManager.verifyUriPermission(uri, wantConstant.Flags.FLAG_AUTH_READ_URI_PERMISSION, accessTokenId) 76 .then((data) => { 77 console.log('Verification succeeded.' + data) 78 }).catch((error) => { 79 console.log('Verification failed.'); 80 }) 81 ``` 82
