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同伴分配器

public abstract class CompanionAllocator
extends BaseTargetPreparer

java.lang.Object
↳	com.android.tradefed.targetprep.BaseTargetPreparer
	↳	com.android.tradefed.targetprep.companion.CompanionAllocator

負責分配和釋放配套設備的基類

應該實施getCompanionDeviceSelectionOptions()來描述分配配套設備所需的標準

概括

公共構造函數
`CompanionAllocator ()`

公共方法
`void`	`setUp ( ITestDevice device, IBuildInfo buildInfo)` 設置設備。
`void`	`tearDown ( ITestDevice device, IBuildInfo buildInfo, Throwable e)`

受保護的方法
`abstract DeviceSelectionOptions`	`getCompanionDeviceSelectionOptions ()` 描述配套設備的`DeviceSelectionOptions`

public CompanionAllocator ()

public void setUp (ITestDevice device, 
                IBuildInfo buildInfo)

設置設備。

此方法的內部實現將請求一個配套設備，並分配它。

參數
`device`	`ITestDevice`
`buildInfo`	`IBuildInfo`

投擲
`BuildError`
`DeviceNotAvailableException`
`TargetSetupError`

public void tearDown (ITestDevice device, 
                IBuildInfo buildInfo, 
                Throwable e)

投擲
`DeviceNotAvailableException`

protected abstract DeviceSelectionOptions getCompanionDeviceSelectionOptions ()

描述配套設備的DeviceSelectionOptions

退貨
`DeviceSelectionOptions`