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。
TfObjectTracker
public
class
TfObjectTracker
extends Object
| java.lang.Object
|
| ↳ |
com.android.tradefed.invoker.logger.TfObjectTracker
|
用於追蹤不同 Trade Federation 物件用量的公用程式。
摘要
欄位
TF_OBJECTS_TRACKING_KEY
public static final String TF_OBJECTS_TRACKING_KEY
公用方法
clearTracking
public static void clearTracking ()
停止追蹤目前的叫用。這項作業會由配套程式自動呼叫。
countWithParents
public static void countWithParents (Class<?> object)
計算給定類別及其超類別在 Tradefed 介面之前出現的次數。
directCount
public static void directCount (String className,
long occurrences)
明確計算一個類別及其出現次數
| 參數 |
|---|
className |
String：要追蹤的物件 |
occurrences |
long：目前已知的事件次數 |
getUsage
public static getUsage ()
傳回追蹤物件的用量。
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,["# TfObjectTracker\n===============\n\n\n`\npublic\n\n\nclass\nTfObjectTracker\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.invoker.logger.TfObjectTracker |\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nA utility to track the usage of the different Trade Fedederation objects.\n\nSummary\n-------\n\n| ### Fields ||\n|-------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|\n| ` public static final String` | [TF_OBJECTS_TRACKING_KEY](../../../../../../../reference/tradefed/com/android/tradefed/invoker/logger/TfObjectTracker.html#TF_OBJECTS_TRACKING_KEY) |\n\n| ### Public methods ||\n|----------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ` static void` | ` `[clearTracking](../../../../../../../reference/tradefed/com/android/tradefed/invoker/logger/TfObjectTracker.html#clearTracking())`() ` Stop tracking the current invocation. |\n| ` static void` | ` `[countWithParents](../../../../../../../reference/tradefed/com/android/tradefed/invoker/logger/TfObjectTracker.html#countWithParents(java.lang.Class\u003c?\u003e))`(Class\u003c?\u003e object) ` Count the occurrence of a give class and its super classes until the Tradefed interface. |\n| ` static void` | ` `[directCount](../../../../../../../reference/tradefed/com/android/tradefed/invoker/logger/TfObjectTracker.html#directCount(java.lang.String,%20long))`(String className, long occurrences) ` Count explicitly one class and its occurrences |\n| ` static ` | ` `[getUsage](../../../../../../../reference/tradefed/com/android/tradefed/invoker/logger/TfObjectTracker.html#getUsage())`() ` Returns the usage of the tracked objects. |\n\nFields\n------\n\n### TF_OBJECTS_TRACKING_KEY\n\n```\npublic static final String TF_OBJECTS_TRACKING_KEY\n```\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\nPublic methods\n--------------\n\n### clearTracking\n\n```\npublic static void clearTracking ()\n```\n\nStop tracking the current invocation. This is called automatically by the harness.\n\n\u003cbr /\u003e\n\n### countWithParents\n\n```\npublic static void countWithParents (Class\u003c?\u003e object)\n```\n\nCount the occurrence of a give class and its super classes until the Tradefed interface.\n\n\u003cbr /\u003e\n\n| Parameters ||\n|----------|----------------|\n| `object` | `Class` \u003cbr /\u003e |\n\n### directCount\n\n```\npublic static void directCount (String className, \n long occurrences)\n```\n\nCount explicitly one class and its occurrences\n\n\u003cbr /\u003e\n\n| Parameters ||\n|---------------|-------------------------------------------------|\n| `className` | `String`: The object to track \u003cbr /\u003e |\n| `occurrences` | `long`: current num of known occurrences \u003cbr /\u003e |\n\n### getUsage\n\n```\npublic static getUsage ()\n```\n\nReturns the usage of the tracked objects.\n\n\u003cbr /\u003e\n\n| Returns ||\n|---|--------|\n| | \u003cbr /\u003e |"]]
