Obtains information about the bundles contained in a HAP file. This API uses a promise to return the result.
**System capability**
SystemCapability.BundleManager.BundleFramework
**Parameters**
| Name | Type | Mandatory | Description |
| ---------- | ------ | ---- | ------------ |
| hapFilePath | string | Yes | Path where the HAP file is stored. The path should point to the relative directory of the current application's data directory.|
| bundleFlags | number | Yes | Flags used to specify information contained in the **BundleInfo** object that will be returned. The default value is **0**. The value must be greater than 0.|
Obtains information about the bundles contained in a HAP file. This API uses an asynchronous callback to return the result.
**System capability**
SystemCapability.BundleManager.BundleFramework
**Parameters**
| Name | Type | Mandatory | Description |
| ---------- | ------ | ---- | ------------ |
| hapFilePath | string | Yes | Path where the HAP file is stored. The path should point to the relative directory of the current application's data directory.|
| bundleFlags | number | Yes | Flags used to specify information contained in the **BundleInfo** object that will be returned. The default value is **0**. The value must be greater than 0.|
| callback| AsyncCallback\<[BundleInfo](js-apis-bundle-BundleInfo.md)> | Yes | Callback used to return the information about the bundles. |