# MessageTypeMismatchException

Artifact: [androidx.javascriptengine:javascriptengine](https://developer.android.com/jetpack/androidx/releases/javascriptengine) [View Source](https://cs.android.com/search?q=file:androidx/javascriptengine/MessageTypeMismatchException.java+class:androidx.javascriptengine.MessageTypeMismatchException) Added in [1.1.1](https://developer.android.com/jetpack/androidx/releases/javascriptengine#1.1.1)

*** ** * ** ***


```
public final class MessageTypeMismatchException extends RuntimeException
```

<br />

|---|---|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object.html) |||||
| ↳ | [kotlin.Throwable](https://developer.android.com/reference/java/lang/Throwable.html) ||||
|   | ↳ | [java.lang.Exception](https://developer.android.com/reference/java/lang/Exception.html) |||
|   |   | ↳ | [java.lang.RuntimeException](https://developer.android.com/reference/java/lang/RuntimeException.html) ||
|   |   |   | ↳ | [androidx.javascriptengine.MessageTypeMismatchException](https://developer.android.com/reference/androidx/javascriptengine/MessageTypeMismatchException) |

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Indicates an attempt to access the data of a `https://developer.android.com/reference/androidx/javascriptengine/Message` object as the wrong type.

This exception is thrown by accessor methods in the `https://developer.android.com/reference/androidx/javascriptengine/Message` class when the message's actual content type does not match the requested type.

## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/javascriptengine/MessageTypeMismatchException#MessageTypeMismatchException(java.lang.String)(@https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/java/lang/String.html message)` |

### Inherited methods

From [java.lang.Throwable](https://developer.android.com/reference/java/lang/Throwable.html) `synchronized final void` `https://developer.android.com/reference/java/lang/Throwable.html#addSuppressed(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable.html exception)` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#fillInStackTrace()()` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#getCause()()` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#getLocalizedMessage()()` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#getMessage()()` `StackTraceElement[]` `https://developer.android.com/reference/java/lang/Throwable.html#getStackTrace()()` `synchronized final Throwable[]` `https://developer.android.com/reference/java/lang/Throwable.html#getSuppressed()()` `synchronized https://developer.android.com/reference/java/lang/Throwable.html` `https://developer.android.com/reference/java/lang/Throwable.html#initCause(java.lang.Throwable)(https://developer.android.com/reference/java/lang/Throwable.html cause)` `void` `https://developer.android.com/reference/java/lang/Throwable.html#printStackTrace()()` `void` `https://developer.android.com/reference/java/lang/Throwable.html#setStackTrace(java.lang.StackTraceElement[])(StackTraceElement[] stackTrace)` `https://developer.android.com/reference/java/lang/String.html` `https://developer.android.com/reference/java/lang/Throwable.html#toString()()`

## Public constructors

### MessageTypeMismatchException

Added in [1.1.1](https://developer.android.com/jetpack/androidx/releases/javascriptengine#1.1.1)

```
public MessageTypeMismatchException(@NonNull String message)
```