CameraUnavailableException

Added in 1.0.0

Kotlin |Java

public class CameraUnavailableException extends Exception

java.lang.Object
↳	kotlin.Throwable
	↳	java.lang.Exception
		↳	androidx.camera.core.CameraUnavailableException

CameraUnavailableException is thrown when a camera device could not be queried or opened or if the connection to an opened camera device is no longer valid.

Summary

Constants
`static final int`	`CAMERA_DISABLED = 1` The camera is disabled due to a device policy, and cannot be opened.
`static final int`	`CAMERA_DISCONNECTED = 2` The camera device is removable and has been disconnected from the Android device, or the camera service has shut down the connection due to a higher-priority access request for the camera device.
`static final int`	`CAMERA_ERROR = 3` The camera device is currently in the error state.
`static final int`	`CAMERA_IN_USE = 4` The camera device is in use already.
`static final int`	`CAMERA_MAX_IN_USE = 5` The system-wide limit for number of open cameras or camera resources has been reached, and more camera devices cannot be opened.
`static final int`	`CAMERA_UNAVAILABLE_DO_NOT_DISTURB = 6` The camera is unavailable due to `NotificationManager.Policy`.
`static final int`	`CAMERA_UNKNOWN_ERROR = 0` Some other error occurred.

Public constructors
`CameraUnavailableException(int reason)`
`CameraUnavailableException(int reason, @Nullable Throwable cause)`
`CameraUnavailableException(int reason, @Nullable String message)`
`CameraUnavailableException( int reason, @Nullable String message, @Nullable Throwable cause )`

Public methods
`int`	`getReason()` The reason the camera is unavailable.

Inherited methods

From java.lang.Throwable

`synchronized final void`	`addSuppressed(Throwable exception)`
`synchronized Throwable`	`fillInStackTrace()`
`synchronized Throwable`	`getCause()`
`String`	`getLocalizedMessage()`
`String`	`getMessage()`
`StackTraceElement[]`	`getStackTrace()`
`synchronized final Throwable[]`	`getSuppressed()`
`synchronized Throwable`	`initCause(Throwable cause)`
`void`	`printStackTrace()`
`void`	`setStackTrace(StackTraceElement[] stackTrace)`
`String`	`toString()`

Constants

CAMERA_DISABLED

Added in 1.0.0

public static final int CAMERA_DISABLED = 1

The camera is disabled due to a device policy, and cannot be opened.

CAMERA_DISCONNECTED

Added in 1.0.0

public static final int CAMERA_DISCONNECTED = 2

The camera device is removable and has been disconnected from the Android device, or the camera service has shut down the connection due to a higher-priority access request for the camera device.

CAMERA_ERROR

Added in 1.0.0

public static final int CAMERA_ERROR = 3

The camera device is currently in the error state.

The camera has failed to open or has failed at a later time as a result of some non-user interaction.

CAMERA_IN_USE

Added in 1.0.0

public static final int CAMERA_IN_USE = 4

The camera device is in use already.

CAMERA_MAX_IN_USE

Added in 1.0.0

public static final int CAMERA_MAX_IN_USE = 5

The system-wide limit for number of open cameras or camera resources has been reached, and more camera devices cannot be opened.

CAMERA_UNAVAILABLE_DO_NOT_DISTURB

Added in 1.0.0

public static final int CAMERA_UNAVAILABLE_DO_NOT_DISTURB = 6

The camera is unavailable due to NotificationManager.Policy. Some API 28 devices cannot access the camera when the device is in "Do Not Disturb" mode. The camera will not be accessible until "Do Not Disturb" mode is disabled.

See also
`getCurrentInterruptionFilter`
`ACTION_INTERRUPTION_FILTER_CHANGED`

CAMERA_UNKNOWN_ERROR

Added in 1.0.0

public static final int CAMERA_UNKNOWN_ERROR = 0

Some other error occurred.

Public constructors