# OperationCanceledException
Summary:[Ctors](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#pubctors)\|[Inherited Methods](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#inhmethods)\|[\[Expand All\]](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#)
# OperationCanceledException
`
public
class
OperationCanceledException
`
`
``
``
``
extends `[LowpanException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException)`
``
`
|---|---|---|---|-------------------------------------------------------------|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object) |||||
| ↳ | [java.lang.Throwable](https://developer.android.com/reference/java/lang/Throwable) ||||
| | ↳ | [java.lang.Exception](https://developer.android.com/reference/java/lang/Exception) |||
| | | ↳ | [com.google.android.things.lowpan.LowpanException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException) ||
| | | | ↳ | com.google.android.things.lowpan.OperationCanceledException |
*** ** * ** ***
Exception indicating this operation was canceled by the driver before it could finish.
**See also:**
- [LowpanException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException)
## Summary
| ### Public constructors ||
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---|
| ` `[OperationCanceledException](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#OperationCanceledException())`() ` |
| ` `[OperationCanceledException](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#OperationCanceledException(java.lang.String))`(`[String](https://developer.android.com/reference/java/lang/String)` message) ` |
| ` `[OperationCanceledException](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#OperationCanceledException(java.lang.String, java.lang.Throwable))`(`[String](https://developer.android.com/reference/java/lang/String)` message, `[Throwable](https://developer.android.com/reference/java/lang/Throwable)` cause) ` |
| ` `[OperationCanceledException](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#OperationCanceledException(java.lang.Exception))`(`[Exception](https://developer.android.com/reference/java/lang/Exception)` cause) ` |
| ### Inherited methods |
|-----------------------|---|
| [](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#)From class` `[com.google.android.things.lowpan.LowpanException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException)` ` |-----------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` `[StackTraceElement[]](https://developer.android.com/reference/java/lang/StackTraceElement) | ` `[getStackTrace](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException#getStackTrace())`() ` Provides programmatic access to the stack trace information printed by[printStackTrace()](https://developer.android.com/reference/java/lang/Throwable.html#printStackTrace()). | ||
| [](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#)From class` `[java.lang.Throwable](https://developer.android.com/reference/java/lang/Throwable)` ` |-----------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` final void` | ` `[addSuppressed](https://developer.android.com/reference/java/lang/Throwable#addSuppressed(java.lang.Throwable))`(`[Throwable](https://developer.android.com/reference/java/lang/Throwable)` exception) ` Appends the specified exception to the exceptions that were suppressed in order to deliver this exception. | | ` `[Throwable](https://developer.android.com/reference/java/lang/Throwable) | ` `[fillInStackTrace](https://developer.android.com/reference/java/lang/Throwable#fillInStackTrace())`() ` Fills in the execution stack trace. | | ` `[Throwable](https://developer.android.com/reference/java/lang/Throwable) | ` `[getCause](https://developer.android.com/reference/java/lang/Throwable#getCause())`() ` Returns the cause of this throwable or`null`if the cause is nonexistent or unknown. | | ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[getLocalizedMessage](https://developer.android.com/reference/java/lang/Throwable#getLocalizedMessage())`() ` Creates a localized description of this throwable. | | ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[getMessage](https://developer.android.com/reference/java/lang/Throwable#getMessage())`() ` Returns the detail message string of this throwable. | | ` `[StackTraceElement[]](https://developer.android.com/reference/java/lang/StackTraceElement) | ` `[getStackTrace](https://developer.android.com/reference/java/lang/Throwable#getStackTrace())`() ` Provides programmatic access to the stack trace information printed by[printStackTrace()](https://developer.android.com/reference/java/lang/Throwable.html#printStackTrace()). | | ` final `[Throwable[]](https://developer.android.com/reference/java/lang/Throwable) | ` `[getSuppressed](https://developer.android.com/reference/java/lang/Throwable#getSuppressed())`() ` Returns an array containing all of the exceptions that were suppressed, typically by the`try`-with-resources statement, in order to deliver this exception. | | ` `[Throwable](https://developer.android.com/reference/java/lang/Throwable) | ` `[initCause](https://developer.android.com/reference/java/lang/Throwable#initCause(java.lang.Throwable))`(`[Throwable](https://developer.android.com/reference/java/lang/Throwable)` cause) ` Initializes the*cause*of this throwable to the specified value. | | ` void` | ` `[printStackTrace](https://developer.android.com/reference/java/lang/Throwable#printStackTrace())`() ` Prints this throwable and its backtrace to the standard error stream. | | ` void` | ` `[printStackTrace](https://developer.android.com/reference/java/lang/Throwable#printStackTrace(java.io.PrintWriter))`(`[PrintWriter](https://developer.android.com/reference/java/io/PrintWriter)` s) ` Prints this throwable and its backtrace to the specified print writer. | | ` void` | ` `[printStackTrace](https://developer.android.com/reference/java/lang/Throwable#printStackTrace(java.io.PrintStream))`(`[PrintStream](https://developer.android.com/reference/java/io/PrintStream)` s) ` Prints this throwable and its backtrace to the specified print stream. | | ` void` | ` `[setStackTrace](https://developer.android.com/reference/java/lang/Throwable#setStackTrace(java.lang.StackTraceElement[]))`(`[StackTraceElement[]](https://developer.android.com/reference/java/lang/StackTraceElement)` stackTrace) ` Sets the stack trace elements that will be returned by[getStackTrace()](https://developer.android.com/reference/java/lang/Throwable.html#getStackTrace())and printed by[printStackTrace()](https://developer.android.com/reference/java/lang/Throwable.html#printStackTrace())and related methods. | | ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[toString](https://developer.android.com/reference/java/lang/Throwable#toString())`() ` Returns a short description of this throwable. | ||
| [](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException#)From class` `[java.lang.Object](https://developer.android.com/reference/java/lang/Object)` ` |--------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` `[Object](https://developer.android.com/reference/java/lang/Object) | ` `[clone](https://developer.android.com/reference/java/lang/Object#clone())`() ` Creates and returns a copy of this object. | | ` boolean` | ` `[equals](https://developer.android.com/reference/java/lang/Object#equals(java.lang.Object))`(`[Object](https://developer.android.com/reference/java/lang/Object)` obj) ` Indicates whether some other object is "equal to" this one. | | ` void` | ` `[finalize](https://developer.android.com/reference/java/lang/Object#finalize())`() ` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. | | ` final `[Class](https://developer.android.com/reference/java/lang/Class)`` | ` `[getClass](https://developer.android.com/reference/java/lang/Object#getClass())`() ` Returns the runtime class of this`Object`. | | ` int` | ` `[hashCode](https://developer.android.com/reference/java/lang/Object#hashCode())`() ` Returns a hash code value for the object. | | ` final void` | ` `[notify](https://developer.android.com/reference/java/lang/Object#notify())`() ` Wakes up a single thread that is waiting on this object's monitor. | | ` final void` | ` `[notifyAll](https://developer.android.com/reference/java/lang/Object#notifyAll())`() ` Wakes up all threads that are waiting on this object's monitor. | | ` `[String](https://developer.android.com/reference/java/lang/String) | ` `[toString](https://developer.android.com/reference/java/lang/Object#toString())`() ` Returns a string representation of the object. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait(long, int))`(long millis, int nanos) ` Causes the current thread to wait until another thread invokes the[notify()](https://developer.android.com/reference/java/lang/Object.html#notify())method or the[notifyAll()](https://developer.android.com/reference/java/lang/Object.html#notifyAll())method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait(long))`(long millis) ` Causes the current thread to wait until either another thread invokes the[notify()](https://developer.android.com/reference/java/lang/Object.html#notify())method or the[notifyAll()](https://developer.android.com/reference/java/lang/Object.html#notifyAll())method for this object, or a specified amount of time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait())`() ` Causes the current thread to wait until another thread invokes the[notify()](https://developer.android.com/reference/java/lang/Object.html#notify())method or the[notifyAll()](https://developer.android.com/reference/java/lang/Object.html#notifyAll())method for this object. | ||
## Public constructors
### OperationCanceledException
```
OperationCanceledException ()
```
### OperationCanceledException
```
OperationCanceledException (String message)
```
| Parameters ||
|-----------|-----------------|
| `message` | `String`
|
### OperationCanceledException
```
OperationCanceledException (String message,
Throwable cause)
```
| Parameters ||
|-----------|--------------------|
| `message` | `String`
|
| `cause` | `Throwable`
|
### OperationCanceledException
```
OperationCanceledException (Exception cause)
```
| Parameters ||
|---------|--------------------|
| `cause` | `Exception`
|
-
## Classes
- [LowpanBeaconInfo](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanBeaconInfo)
- [LowpanCredential](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanCredential)
- [LowpanEnergyScanResult](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanEnergyScanResult)
- [LowpanIdentity](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanIdentity)
- [LowpanIdentity.Builder](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanIdentity.Builder)
- [LowpanInterface](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanInterface)
- [LowpanInterface.Callback](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanInterface.Callback)
- [LowpanManager](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanManager)
- [LowpanManager.Callback](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanManager.Callback)
- [LowpanProvisioningParams](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanProvisioningParams)
- [LowpanProvisioningParams.Builder](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanProvisioningParams.Builder)
- [LowpanScanner](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanScanner)
- [LowpanScanner.Callback](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanScanner.Callback)
-
## Exceptions
- [InterfaceDisabledException](https://developer.android.com/reference/com/google/android/things/lowpan/InterfaceDisabledException)
- [JoinFailedAtAuthException](https://developer.android.com/reference/com/google/android/things/lowpan/JoinFailedAtAuthException)
- [JoinFailedAtScanException](https://developer.android.com/reference/com/google/android/things/lowpan/JoinFailedAtScanException)
- [JoinFailedException](https://developer.android.com/reference/com/google/android/things/lowpan/JoinFailedException)
- [LowpanException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanException)
- [LowpanRuntimeException](https://developer.android.com/reference/com/google/android/things/lowpan/LowpanRuntimeException)
- [NetworkAlreadyExistsException](https://developer.android.com/reference/com/google/android/things/lowpan/NetworkAlreadyExistsException)
- [OperationCanceledException](https://developer.android.com/reference/com/google/android/things/lowpan/OperationCanceledException)
- [WrongStateException](https://developer.android.com/reference/com/google/android/things/lowpan/WrongStateException)