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提交 539b8edd 编写于 作者: S shawn_he
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update docs 

Signed-off-by: Nshawn_he <shawn.he@huawei.com>
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en/application-dev/reference/apis/js-apis-brightness.md
浏览文件 @ 539b8edd
# Brightness # Brightness
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE** > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version. > The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
The Brightness module provides an API for setting the screen brightness. The Brightness module provides an API for setting the screen brightness.
...@@ -14,19 +14,19 @@ import brightness from '@ohos.brightness'; ...@@ -14,19 +14,19 @@ import brightness from '@ohos.brightness';
## brightness.setValue ## brightness.setValue
setValue(value: number) setValue(value: number): void
Sets the screen brightness. Sets the screen brightness.
**System capability:** SystemCapability.PowerManager.DisplayPowerManager This is a system API and cannot be called by third-party applications.
**Note:** This is a system API and it is used only for system applications. **System capability:** SystemCapability.PowerManager.DisplayPowerManager
**Parameters** **Parameters**
| Name | Type | Mandatory | Description | | Name | Type | Mandatory | Description |
| ----- | ------ | ---- | ----------- | | ----- | ------ | ---- | ----------- |
| value | number | Yes | Brightness value, ranging from 0 to 255.| | value | number | Yes | Brightness value, ranging from **0** to **255**.|
**Example** **Example**
......
en/application-dev/reference/apis/js-apis-update.md
浏览文件 @ 539b8edd
# Update # Update
> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
The Update module applies to updates throughout the entire system, including built-in resources and preset applications, but not third-party applications. The Update module applies to updates throughout the entire system, including built-in resources and preset applications, but not third-party applications.
There are two types of updates: SD card update and over the air (OTA) update. There are two types of updates: SD card update and over the air (OTA) update.
...@@ -17,15 +20,13 @@ import update from '@ohos.update' ...@@ -17,15 +20,13 @@ import update from '@ohos.update'
None None
## Obtaining an Updater Object ## update.getUpdater
### update.getUpdater
getUpdater(upgradeFile: string, updateType?: UpdateTypes): Updater getUpdater(upgradeFile: string, updateType?: UpdateTypes): Updater
Obtains the **Updater** object for local update. Obtains the **Updater** object for local update.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
...@@ -34,7 +35,7 @@ Obtains the **Updater** object for local update. ...@@ -34,7 +35,7 @@ Obtains the **Updater** object for local update.
| upgradeFile | string | Yes | Update file.| | upgradeFile | string | Yes | Update file.|
| updateType | [UpdateTypes](#updatetypes) | Yes | Update type.| | updateType | [UpdateTypes](#updatetypes) | Yes | Update type.|
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ------------------- | -------- | | ------------------- | -------- |
...@@ -50,13 +51,13 @@ try { ...@@ -50,13 +51,13 @@ try {
} }
``` ```
### update.getUpdaterForOther ## update.getUpdaterForOther
getUpdaterForOther(upgradeFile: string, device: string, updateType?: UpdateTypes): Updater getUpdaterForOther(upgradeFile: string, device: string, updateType?: UpdateTypes): Updater
Obtains the **Updater** object for the device to be updated. Obtains the **Updater** object for the device to be updated.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
...@@ -66,7 +67,7 @@ Obtains the **Updater** object for the device to be updated. ...@@ -66,7 +67,7 @@ Obtains the **Updater** object for the device to be updated.
| device | string | Yes | Device to be updated.| | device | string | Yes | Device to be updated.|
| updateType | [UpdateTypes](#updatetypes) | Yes | Update type. | | updateType | [UpdateTypes](#updatetypes) | Yes | Update type. |
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ------------------- | -------- | | ------------------- | -------- |
...@@ -82,13 +83,13 @@ try { ...@@ -82,13 +83,13 @@ try {
} }
``` ```
### update.getUpdaterFromOther ## update.getUpdaterFromOther
getUpdaterFromOther(upgradeFile: string, device: string, updateType?: UpdateTypes): Updater getUpdaterFromOther(upgradeFile: string, device: string, updateType?: UpdateTypes): Updater
Obtains the **Updater** object from another device for the device to be updated. Obtains the **Updater** object from another device for the device to be updated.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
...@@ -98,7 +99,7 @@ Obtains the **Updater** object from another device for the device to be updated. ...@@ -98,7 +99,7 @@ Obtains the **Updater** object from another device for the device to be updated.
| device | string | Yes | Device to be updated.| | device | string | Yes | Device to be updated.|
| updateType | [UpdateTypes](#updatetypes) | Yes | Update type. | | updateType | [UpdateTypes](#updatetypes) | Yes | Update type. |
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ------------------- | -------- | | ------------------- | -------- |
...@@ -120,15 +121,15 @@ try { ...@@ -120,15 +121,15 @@ try {
getNewVersionInfo(callback: AsyncCallback\<NewVersionInfo>): void getNewVersionInfo(callback: AsyncCallback\<NewVersionInfo>): void
Obtains the new version information. This function uses an asynchronous callback to return the result. Obtains the new version information. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------ | ---- | ------------------ | | -------- | ------------------------------------------------ | ---- | ------------------ |
| callback | AsyncCallback<[NewVersionInfo](#newversioninfo)> | No | Callback used to return the new version information.| | callback | AsyncCallback<[NewVersionInfo](#newversioninfo)> | No | Callback used to return the result.|
**Example** **Example**
...@@ -145,15 +146,15 @@ update.getNewVersionInfo(info => { ...@@ -145,15 +146,15 @@ update.getNewVersionInfo(info => {
getNewVersionInfo(): Promise\<NewVersionInfo> getNewVersionInfo(): Promise\<NewVersionInfo>
Obtains the new version information. This function uses a promise to return the result. Obtains the new version information. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ------------------------------------------- | ------------------------- | | ------------------------------------------- | ------------------------- |
| Promise\<[NewVersionInfo](#newversioninfo)> | Promise used to return the new version information.| | Promise\<[NewVersionInfo](#newversioninfo)> | Promise used to return the result.|
**Example** **Example**
...@@ -171,15 +172,15 @@ updater.getNewVersionInfo().then(value => { ...@@ -171,15 +172,15 @@ updater.getNewVersionInfo().then(value => {
checkNewVersion(callback: AsyncCallback\<NewVersionInfo>): void checkNewVersion(callback: AsyncCallback\<NewVersionInfo>): void
Checks whether the current version is the latest. This function uses an asynchronous callback to return the result. Checks whether the current version is the latest. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | ------------------------------------------------- | ---- | ------------------ | | -------- | ------------------------------------------------- | ---- | ------------------ |
| callback | AsyncCallback\<[NewVersionInfo](#newversioninfo)> | No | Callback used to return the new version information.| | callback | AsyncCallback\<[NewVersionInfo](#newversioninfo)> | No | Callback used to return the result.|
**Example** **Example**
...@@ -196,15 +197,15 @@ update.checkNewVersion(info => { ...@@ -196,15 +197,15 @@ update.checkNewVersion(info => {
checkNewVersion(): Promise\<NewVersionInfo> checkNewVersion(): Promise\<NewVersionInfo>
Checks whether the current version is the latest. This function uses a promise to return the result. Checks whether the current version is the latest. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ------------------------------------------- | ------------------------- | | ------------------------------------------- | ------------------------- |
| Promise\<[NewVersionInfo](#newversioninfo)> | Promise used to return the new version information.| | Promise\<[NewVersionInfo](#newversioninfo)> | Promise used to return the result.|
**Example** **Example**
...@@ -224,7 +225,7 @@ verifyUpdatePackage(upgradeFile: string, certsFile: string): void ...@@ -224,7 +225,7 @@ verifyUpdatePackage(upgradeFile: string, certsFile: string): void
Verifies whether the update package is valid. Verifies whether the update package is valid.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
...@@ -246,15 +247,15 @@ update.verifyUpdatePackage("XXX", "XXX"); ...@@ -246,15 +247,15 @@ update.verifyUpdatePackage("XXX", "XXX");
rebootAndCleanUserData(): Promise\<number> rebootAndCleanUserData(): Promise\<number>
Reboots the device and clears the user partition data. This function uses a promise to return the result. Reboots the device and clears the user partition data. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ---------------- | ------------------------------- | | ---------------- | ------------------------------- |
| Promise\<number> | Promise used to return the execution result.| | Promise\<number> | Promise used to return the result.|
**Example** **Example**
...@@ -270,15 +271,15 @@ update.rebootAndCleanUserData().then(result => { ...@@ -270,15 +271,15 @@ update.rebootAndCleanUserData().then(result => {
rebootAndCleanUserData(callback: AsyncCallback\<number>): void rebootAndCleanUserData(callback: AsyncCallback\<number>): void
Reboots the device and clears the user partition data. This function uses an asynchronous callback to return the result. Reboots the device and clears the user partition data. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | -------- | ---- | ---------------------- | | -------- | -------- | ---- | ---------------------- |
| callback | AsyncCallback\<number>| Yes | Callback used to return the execution result.| | callback | AsyncCallback\<number>| Yes | Callback used to return the result.|
**Example** **Example**
...@@ -292,15 +293,15 @@ update.rebootAndCleanUserData(result => { ...@@ -292,15 +293,15 @@ update.rebootAndCleanUserData(result => {
applyNewVersion(): Promise\<number> applyNewVersion(): Promise\<number>
Installs the update package. This function uses a promise to return the result. Installs the update package. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ---------------- | ------------------------------- | | ---------------- | ------------------------------- |
| Promise\<number> | Promise used to return the execution result.| | Promise\<number> | Promise used to return the result.|
**Example** **Example**
...@@ -316,15 +317,15 @@ update.applyNewVersion().then(result => { ...@@ -316,15 +317,15 @@ update.applyNewVersion().then(result => {
applyNewVersion(callback: AsyncCallback\<number>): void applyNewVersion(callback: AsyncCallback\<number>): void
Installs the update package. This function uses an asynchronous callback to return the result. Installs the update package. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | -------- | ---- | ---------------------- | | -------- | -------- | ---- | ---------------------- |
| callback| AsyncCallback\<number>| Yes | Callback used to return the execution result.| | callback | AsyncCallback\<number> | Yes | Callback used to return the result.|
**Example** **Example**
...@@ -340,7 +341,7 @@ download(): void ...@@ -340,7 +341,7 @@ download(): void
Downloads the new version and displays the download process. Downloads the new version and displays the download process.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Example** **Example**
...@@ -359,7 +360,7 @@ updater.upgrade():void ...@@ -359,7 +360,7 @@ updater.upgrade():void
Starts an update. Starts an update.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Example** **Example**
...@@ -376,16 +377,16 @@ updater.upgrade(); ...@@ -376,16 +377,16 @@ updater.upgrade();
setUpdatePolicy(policy: UpdatePolicy, callback: AsyncCallback\<number>): void setUpdatePolicy(policy: UpdatePolicy, callback: AsyncCallback\<number>): void
Sets the update policy. This function uses an asynchronous callback to return the result. Sets the update policy. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | ----------------------------- | ---- | ------------ | | -------- | ----------------------------- | ---- | ------------ |
| policy | [UpdatePolicy](#updatepolicy) | Yes | Update policy to set.| | policy | [UpdatePolicy](#updatepolicy) | Yes | Update policy to set.|
| callback | AsyncCallback\<number> | Yes | Callback used to return the execution result.| | callback | AsyncCallback\<number> | Yes | Callback used to return the result.|
**Example** **Example**
...@@ -407,9 +408,9 @@ update.setUpdatePolicy(policy, result => { ...@@ -407,9 +408,9 @@ update.setUpdatePolicy(policy, result => {
setUpdatePolicy(policy: UpdatePolicy): Promise\<number> setUpdatePolicy(policy: UpdatePolicy): Promise\<number>
Sets the update policy. This function uses a promise to return the result. Sets the update policy. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
...@@ -417,11 +418,11 @@ Sets the update policy. This function uses a promise to return the result. ...@@ -417,11 +418,11 @@ Sets the update policy. This function uses a promise to return the result.
| ------ | ----------------------------- | ---- | ------------ | | ------ | ----------------------------- | ---- | ------------ |
| policy | [UpdatePolicy](#updatepolicy) | Yes | Update policy to set.| | policy | [UpdatePolicy](#updatepolicy) | Yes | Update policy to set.|
**Return value** **Return Value**
| Type | Description | | Type | Description |
| ---------------- | ----------------------- | | ---------------- | ----------------------- |
| Promise\<number> | Promise used to return the execution result.| | Promise\<number> | Promise used to return the result.|
**Example** **Example**
...@@ -444,15 +445,15 @@ update.setUpdatePolicy(policy).then(result => ...@@ -444,15 +445,15 @@ update.setUpdatePolicy(policy).then(result =>
getUpdatePolicy(callback: AsyncCallback\<UpdatePolicy>): void getUpdatePolicy(callback: AsyncCallback\<UpdatePolicy>): void
Obtains the update policy. This function uses an asynchronous callback to return the result. Obtains the update policy. This API uses an asynchronous callback to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Parameters** **Parameters**
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| -------- | --------------------------------------------- | ---- | -------------------- | | -------- | --------------------------------------------- | ---- | -------------------- |
| callback | AsyncCallback\<[UpdatePolicy](#updatepolicy)> | No | Callback used to return the update policy.| | callback | AsyncCallback\<[UpdatePolicy](#updatepolicy)> | No | Callback used to return the result.|
**Example** **Example**
...@@ -469,15 +470,15 @@ update.getUpdatePolicy(policy => { ...@@ -469,15 +470,15 @@ update.getUpdatePolicy(policy => {
getUpdatePolicy(): Promise\<UpdatePolicy> getUpdatePolicy(): Promise\<UpdatePolicy>
Obtains the update policy. This function uses a promise to return the result. Obtains the update policy. This API uses a promise to return the result.
**System capability**: SystemCapability.Updater.update_service **System capability**: SystemCapability.Update.UpdateService
**Return value** **Return Value**
| Type | Description | | Type | Description |
| --------------------------------------- | --------------------------- | | --------------------------------------- | --------------------------- |
| Promise\<[UpdatePolicy](#updatepolicy)> | Promise used to return the update policy.| | Promise\<[UpdatePolicy](#updatepolicy)> | Promise used to return the result.|
**Example** **Example**
...@@ -495,85 +496,101 @@ update.getUpdatePolicy().then(value => { ...@@ -495,85 +496,101 @@ update.getUpdatePolicy().then(value => {
Enumerates update types. Enumerates update types.
**System capability**: SystemCapability.Update.UpdateService
| Name| Description | | Name| Description |
| ------ | -------- | | ------ | -------- |
| OTA | OTA update.<br>**System capability**: SystemCapability.Updater.update_service| | OTA | OTA update. |
| patch | Patch update.<br>**System capability**: SystemCapability.Updater.update_service| | patch | Patch update.|
## PackageTypes ## PackageTypes
Enumerates update package types. Enumerates update package types.
**System capability**: SystemCapability.Update.UpdateService
| Name | Default Value| Description | | Name | Default Value| Description |
| -------------------- | ------ | -------------- | | -------------------- | ------ | -------------- |
| PACKAGE_TYPE_NORMAL | 1 | Common update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_NORMAL | 1 | Common update package. |
| PACKAGE_TYPE_BASE | 2 | Basic update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_BASE | 2 | Basic update package. |
| PACKAGE_TYPE_CUST | 3 | Custom update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_CUST | 3 | Custom update package. |
| PACKAGE_TYPE_PRELOAD | 4 | Preinstalled update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_PRELOAD | 4 | Preinstalled update package. |
| PACKAGE_TYPE_COTA | 5 | Parameter configuration update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_COTA | 5 | Parameter configuration update package.|
| PACKAGE_TYPE_VERSION | 6 | Version update package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_VERSION | 6 | Version update package. |
| PACKAGE_TYPE_PATCH | 7 | Patch package.<br>**System capability**: SystemCapability.Updater.update_service| | PACKAGE_TYPE_PATCH | 7 | Patch packages |
## InstallMode ## InstallMode
Enumerates update modes. Enumerates update modes.
**System capability**: SystemCapability.Update.UpdateService
| Name | Default Value| Description | | Name | Default Value| Description |
| ------------------- | ------ | -------- | | ------------------- | ------ | -------- |
| INSTALL_MODE_NORMAL | 0 | Normal update.<br>**System capability**: SystemCapability.Updater.update_service| | INSTALL_MODE_NORMAL | 0 | Normal update.|
| INSTALL_MODE_NIGHT | 1 | Update at night.<br>**System capability**: SystemCapability.Updater.update_service| | INSTALL_MODE_NIGHT | 1 | Update at night.|
| INSTALL_MODE_AUTO | 2 | Automatic update.<br>**System capability**: SystemCapability.Updater.update_service| | INSTALL_MODE_AUTO | 2 | Automatic update.|
## NewVersionStatus ## NewVersionStatus
Enumerates new version check results. Enumerates new version check results.
**System capability**: SystemCapability.Update.UpdateService
| Name | Default Value| Description | | Name | Default Value| Description |
| ------------------- | ------ | ---------------- | | ------------------- | ------ | ---------------- |
| VERSION_STATUS_ERR | -1 | System error while checking for the new version.<br>**System capability**: SystemCapability.Updater.update_service| | VERSION_STATUS_ERR | -1 | System error while checking for the new version. |
| VERSION_STATUS_NEW | 0 | New version detected.<br>**System capability**: SystemCapability.Updater.update_service| | VERSION_STATUS_NEW | 0 | New version detected. |
| VERSION_STATUS_NONE | 1 | No new version detected.<br>**System capability**: SystemCapability.Updater.update_service| | VERSION_STATUS_NONE | 1 | No new version detected.|
| VERSION_STATUS_BUSY | 2 | System busy while checking for the new version.<br>**System capability**: SystemCapability.Updater.update_service| | VERSION_STATUS_BUSY | 2 | System busy while checking for the new version. |
## UpdatePolicy ## UpdatePolicy
Defines the update policy. Defines the update policy.
**System capability**: SystemCapability.Update.UpdateService
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| ------------------- | --------------------------- | ---- | -------------- | | ------------------- | --------------------------- | ---- | -------------- |
| autoDownload | bool | Yes | Automatic update switch.<br>**System capability**: SystemCapability.Updater.update_service| | autoDownload | bool | Yes | Automatic update switch. |
| installMode | [InstallMode](#installmode) | Yes | Update mode.<br>**System capability**: SystemCapability.Updater.update_service| | installMode | [InstallMode](#installmode) | Yes | Installation mode. |
| autoUpgradeInterval | Array\<number> | Yes | Period of time for automatic update.<br>**System capability**: SystemCapability.Updater.update_service| | autoUpgradeInterval | Array\<number> | Yes | Period of time for automatic update.|
## NewVersionInfo ## NewVersionInfo
Defines the new version information. Defines the new version information.
**System capability**: SystemCapability.Update.UpdateService
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| --------------- | ------------------------------------------- | ---- | -------- | | --------------- | ------------------------------------------- | ---- | -------- |
| status | [NewVersionStatus](#newversionstatus) | Yes | Update status.<br>**System capability**: SystemCapability.Updater.update_service| | status | [NewVersionStatus](#newversionstatus) | Yes | Update status.|
| errMsg | string | Yes | Error message.<br>**System capability**: SystemCapability.Updater.update_service| | errMsg | string | Yes | Error message.|
| checkResults | Array<[CheckResult](#checkresult)> | Yes | Version check result.<br>**System capability**: SystemCapability.Updater.update_service| | checkResults | Array<[CheckResult](#checkresult)> | Yes | Version check result.|
| descriptionInfo | Array\<[DescriptionInfo](#descriptioninfo)> | Yes | Version description information.<br>**System capability**: SystemCapability.Updater.update_service| | descriptionInfo | Array\<[DescriptionInfo](#descriptioninfo)> | Yes | Version description information.|
## CheckResult ## CheckResult
Defines the version check result. Defines the version check result.
**System capability**: SystemCapability.Update.UpdateService
| Name | Type | Mandatory| Description | | Name | Type | Mandatory| Description |
| ------------- | ----------------------------- | ---- | ------------ | | ------------- | ----------------------------- | ---- | ------------ |
| versionName | string | Yes | Version name.<br>**System capability**: SystemCapability.Updater.update_service| | versionName | string | Yes | Version name. |
| versionCode | number | Yes | Version code.<br>**System capability**: SystemCapability.Updater.update_service| | versionCode | number | Yes | Version code. |
| size | number | Yes | Version size.<br>**System capability**: SystemCapability.Updater.update_service| | size | number | Yes | Version size. |
| verifyInfo | string | Yes | Version verification information.<br>**System capability**: SystemCapability.Updater.update_service| | verifyInfo | string | Yes | Version verification information.|
| packageType | [PackageTypes](#packagetypes) | Yes | Version type.<br>**System capability**: SystemCapability.Updater.update_service| | packageType | [PackageTypes](#packagetypes) | Yes | Version type. |
| descriptionId | string | Yes | Version description information.<br>**System capability**: SystemCapability.Updater.update_service| | descriptionId | string | Yes | Version description information.|
## DescriptionInfo ## DescriptionInfo
Defines the version description information. Defines the version description information.
**System capability**: SystemCapability.Update.UpdateService
| Name | Type| Mandatory| Description | | Name | Type| Mandatory| Description |
| ------------- | -------- | ---- | ----------------- | | ------------- | -------- | ---- | ----------------- |
| descriptionId | string | Yes | Version ID information.<br>**System capability**: SystemCapability.Updater.update_service| | descriptionId | string | Yes | Version ID information.|
| content | string | Yes | Version changelog information.<br>**System capability**: SystemCapability.Updater.update_service| | content | string | Yes | Version changelog information.|
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