自 2025 年 3 月 27 日起，我们建议您使用 android-latest-release 而非 aosp-main 构建 AOSP 并为其做出贡献。如需了解详情，请参阅 AOSP 的变更。
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
ResourceMetricUtil
public
class
ResourceMetricUtil
extends Object
| java.lang.Object
|
| ↳ |
com.android.tradefed.monitoring.collector.ResourceMetricUtil
|
用于组合指标的实用函数。
摘要
公共构造函数
ResourceMetricUtil
public ResourceMetricUtil ()
公共方法
ConvertedMetricValue
public static float ConvertedMetricValue (String original,
float conversionDivisor)
将指标值转换为其他单位并设置输出值的格式。
| 参数 |
|---|
original |
String：原始值字符串。 |
conversionDivisor |
float：单位转换的分母。 |
| 抛出 |
|---|
NumberFormatException |
如果原始字符串为 null。 |
GetCommandResponse
public static GetCommandResponse (IDeviceManager deviceManager,
String serial,
String cmd,
long timeoutMs)
执行 adb 命令，并在成功时返回响应。
| 参数 |
|---|
deviceManager |
IDeviceManager：用于在“可用”设备上执行命令的 IDeviceManager 实例。 |
serial |
String：设备序列号。 |
cmd |
String：命令字符串。 |
timeoutMs |
long：等待时间（以毫秒为单位）。 |
GetCurrentTimestamp
public static Timestamp GetCurrentTimestamp ()
从系统 UTC 时钟获取当前时间戳。
RoundedMetricValue
public static float RoundedMetricValue (String original)
解析和格式化指标值。
| 参数 |
|---|
original |
String：原始值字符串。 |
| 抛出 |
|---|
NumberFormatException |
如果原始字符串为 null。 |
本页面上的内容和代码示例受内容许可部分所述许可的限制。Java 和 OpenJDK 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC)：2025-07-27。
[null,null,["最后更新时间 (UTC)：2025-07-27。"],[],[],null,["# ResourceMetricUtil\n==================\n\n\n`\npublic\n\n\nclass\nResourceMetricUtil\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.monitoring.collector.ResourceMetricUtil |\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nUtility functions for composing metrics.\n\nSummary\n-------\n\n| ### Public constructors ||\n|--------------------------------------------------------------------------------------------------------------------------------------------------------------|---|\n| ` `[ResourceMetricUtil](../../../../../../../reference/tradefed/com/android/tradefed/monitoring/collector/ResourceMetricUtil.html#ResourceMetricUtil())`() ` |\n\n| ### Public methods ||\n|---------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ` static float` | ` `[ConvertedMetricValue](../../../../../../../reference/tradefed/com/android/tradefed/monitoring/collector/ResourceMetricUtil.html#ConvertedMetricValue(java.lang.String,%20float))`(String original, float conversionDivisor) ` Converts the metric value to different units and formats the output value. |\n| ` static ` | ` `[GetCommandResponse](../../../../../../../reference/tradefed/com/android/tradefed/monitoring/collector/ResourceMetricUtil.html#GetCommandResponse(com.android.tradefed.device.IDeviceManager,%20java.lang.String,%20java.lang.String,%20long))`(`[IDeviceManager](../../../../../../../reference/tradefed/com/android/tradefed/device/IDeviceManager.html)` deviceManager, String serial, String cmd, long timeoutMs) ` Executes adb command and returns response if succeed. |\n| ` static Timestamp` | ` `[GetCurrentTimestamp](../../../../../../../reference/tradefed/com/android/tradefed/monitoring/collector/ResourceMetricUtil.html#GetCurrentTimestamp())`() ` Gets current timestamp from system UTC clock. |\n| ` static float` | ` `[RoundedMetricValue](../../../../../../../reference/tradefed/com/android/tradefed/monitoring/collector/ResourceMetricUtil.html#RoundedMetricValue(java.lang.String))`(String original) ` Parse and format the metric value. |\n\nPublic constructors\n-------------------\n\n### ResourceMetricUtil\n\n```\npublic ResourceMetricUtil ()\n```\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\nPublic methods\n--------------\n\n### ConvertedMetricValue\n\n```\npublic static float ConvertedMetricValue (String original, \n float conversionDivisor)\n```\n\nConverts the metric value to different units and formats the output value.\n\n\u003cbr /\u003e\n\n| Parameters ||\n|---------------------|--------------------------------------------------|\n| `original` | `String`: the original value string. \u003cbr /\u003e |\n| `conversionDivisor` | `float`: the divisor for unit conversion. \u003cbr /\u003e |\n\n| Returns ||\n|---------|--------------------------------|\n| `float` | The output float value. \u003cbr /\u003e |\n\n| Throws ||\n|-------------------------|---------------------------------|\n| `NumberFormatException` | if the original string is null. |\n\n### GetCommandResponse\n\n```\npublic static GetCommandResponse (../../../../../../../reference/tradefed/com/android/tradefed/device/IDeviceManager.html deviceManager, \n String serial, \n String cmd, \n long timeoutMs)\n```\n\nExecutes adb command and returns response if succeed.\n\n\u003cbr /\u003e\n\n| Parameters ||\n|-----------------|----------------------------------------------------------------------------------------------------|\n| `deviceManager` | `IDeviceManager`: the IDeviceManager instance for executing command on \"Available\" devices. \u003cbr /\u003e |\n| `serial` | `String`: the device serial. \u003cbr /\u003e |\n| `cmd` | `String`: the command string. \u003cbr /\u003e |\n| `timeoutMs` | `long`: the time to wait in milliseconds. \u003cbr /\u003e |\n\n| Returns ||\n|---|--------------------------------------------------------------------------------------------------------------------------|\n| | A [CommandResult](../../../../../../../reference/tradefed/com/android/tradefed/util/CommandResult.html) instance. \u003cbr /\u003e |\n\n### GetCurrentTimestamp\n\n```\npublic static Timestamp GetCurrentTimestamp ()\n```\n\nGets current timestamp from system UTC clock.\n\n\u003cbr /\u003e\n\n| Returns ||\n|-------------|--------|\n| `Timestamp` | \u003cbr /\u003e |\n\n### RoundedMetricValue\n\n```\npublic static float RoundedMetricValue (String original)\n```\n\nParse and format the metric value.\n\n\u003cbr /\u003e\n\n| Parameters ||\n|------------|---------------------------------------------|\n| `original` | `String`: the original value string. \u003cbr /\u003e |\n\n| Returns ||\n|---------|--------------------------------|\n| `float` | The output float value. \u003cbr /\u003e |\n\n| Throws ||\n|-------------------------|---------------------------------|\n| `NumberFormatException` | if the original string is null. |"]]
