自 2025 年 3 月 27 日起，我們建議您使用 android-latest-release 而非 aosp-main 建構及貢獻 AOSP。詳情請參閱「Android 開放原始碼計畫變更」。
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
AppVersionFetcher
public
final
class
AppVersionFetcher
extends Object
| java.lang.Object
|
| ↳ |
com.android.tradefed.util.AppVersionFetcher
|
用於從裝置取得應用程式版本字串的工具類別。
將 dumpsys 套件指令傳送至裝置，然後剖析傳回結果字串。
摘要
公用建構函式
AppVersionFetcher
public AppVersionFetcher ()
公用方法
fetch
public static String fetch (ITestDevice device,
String packageName,
AppVersionFetcher.AppVersionInfo info)
根據套件名稱擷取應用程式版本字串。
| 參數 |
|---|
device |
ITestDevice：ITestDevice，裝置例項 |
packageName |
String：字串、套件名稱 |
info |
AppVersionFetcher.AppVersionInfo：AppVersionInfo，應用程式版本資訊類型 |
這個頁面中的內容和程式碼範例均受《內容授權》中的授權所規範。Java 與 OpenJDK 是 Oracle 和/或其關係企業的商標或註冊商標。
上次更新時間：2025-07-27 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間：2025-07-27 (世界標準時間)。"],[],[],null,["# AppVersionFetcher\n=================\n\n\n`\npublic\n\nfinal\n\nclass\nAppVersionFetcher\n`\n\n\n`\n\nextends Object\n\n\n`\n\n`\n\n\n`\n\n|---|---------------------------------------------|\n| java.lang.Object ||\n| ↳ | com.android.tradefed.util.AppVersionFetcher |\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nUtility class to get app version string from device.\n\nSend dumpsys package command to device, then parse the return result string.\n\nSummary\n-------\n\n| ### Public constructors ||\n|----------------------------------------------------------------------------------------------------------------------------------------|---|\n| ` `[AppVersionFetcher](../../../../../../reference/tradefed/com/android/tradefed/util/AppVersionFetcher.html#AppVersionFetcher())`() ` |\n\n| ### Public methods ||\n|------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ` static String` | ` `[fetch](../../../../../../reference/tradefed/com/android/tradefed/util/AppVersionFetcher.html#fetch(com.android.tradefed.device.ITestDevice,%20java.lang.String,%20com.android.tradefed.util.AppVersionFetcher.AppVersionInfo))`(`[ITestDevice](../../../../../../reference/tradefed/com/android/tradefed/device/ITestDevice.html)` device, String packageName, `[AppVersionFetcher.AppVersionInfo](../../../../../../reference/tradefed/com/android/tradefed/util/AppVersionFetcher.AppVersionInfo.html)` info) ` Fetch application version string based on package name. |\n\nPublic constructors\n-------------------\n\n### AppVersionFetcher\n\n```\npublic AppVersionFetcher ()\n```\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\nPublic methods\n--------------\n\n### fetch\n\n```\npublic static String fetch (ITestDevice device, \n String packageName, \n AppVersionFetcher.AppVersionInfo info)\n```\n\nFetch application version string based on package name.\n\n\u003cbr /\u003e\n\n| Parameters ||\n|---------------|----------------------------------------------------------------------------------|\n| `device` | `ITestDevice`: ITestDevice, device instance \u003cbr /\u003e |\n| `packageName` | `String`: String, package name \u003cbr /\u003e |\n| `info` | `AppVersionFetcher.AppVersionInfo`: AppVersionInfo, app version info type \u003cbr /\u003e |\n\n| Returns ||\n|----------|--------------------------------------|\n| `String` | version string of the package \u003cbr /\u003e |\n\n| Throws ||\n|----------------------------------------------------------------------------------------------------------------------------------|---|\n| [DeviceNotAvailableException](../../../../../../reference/tradefed/com/android/tradefed/device/DeviceNotAvailableException.html) | |"]]
