# ObjectStreamException
Added in[API level 1](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
Summary:[Protected Ctors](https://developer.android.com/reference/java/io/ObjectStreamException#proctors)\|[Inherited Methods](https://developer.android.com/reference/java/io/ObjectStreamException#inhmethods)
# ObjectStreamException
`
public
abstract
class
ObjectStreamException
`
`
``
``
``
extends `[IOException](https://developer.android.com/reference/java/io/IOException)`
``
`
|---|---|---|---|-------------------------------|
| [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) |||
| | | ↳ | [java.io.IOException](https://developer.android.com/reference/java/io/IOException) ||
| | | | ↳ | java.io.ObjectStreamException |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Known direct subclasses [InvalidClassException](https://developer.android.com/reference/java/io/InvalidClassException),[InvalidObjectException](https://developer.android.com/reference/java/io/InvalidObjectException),[NotActiveException](https://developer.android.com/reference/java/io/NotActiveException),[NotSerializableException](https://developer.android.com/reference/java/io/NotSerializableException),[OptionalDataException](https://developer.android.com/reference/java/io/OptionalDataException),[StreamCorruptedException](https://developer.android.com/reference/java/io/StreamCorruptedException),[WriteAbortedException](https://developer.android.com/reference/java/io/WriteAbortedException) |------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------| | [InvalidClassException](https://developer.android.com/reference/java/io/InvalidClassException) | Thrown when the Serialization runtime detects one of the following problems with a Class. | | [InvalidObjectException](https://developer.android.com/reference/java/io/InvalidObjectException) | Indicates that one or more deserialized objects failed validation tests. | | [NotActiveException](https://developer.android.com/reference/java/io/NotActiveException) | Thrown when serialization or deserialization is not active. | | [NotSerializableException](https://developer.android.com/reference/java/io/NotSerializableException) | Thrown when an instance is required to have a Serializable interface. | | [OptionalDataException](https://developer.android.com/reference/java/io/OptionalDataException) | Exception indicating the failure of an object read operation due to unread primitive data, or the end of data belonging to a serialized object in the stream. | | [StreamCorruptedException](https://developer.android.com/reference/java/io/StreamCorruptedException) | Thrown when control information that was read from an object stream violates internal consistency checks. | | [WriteAbortedException](https://developer.android.com/reference/java/io/WriteAbortedException) | Signals that one of the ObjectStreamExceptions was thrown during a write operation. | |
*** ** * ** ***
Superclass of all exceptions specific to Object Stream classes.
## Summary
| ### Protected constructors ||
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---|
| ` `[ObjectStreamException](https://developer.android.com/reference/java/io/ObjectStreamException#ObjectStreamException())`() ` Create an ObjectStreamException. |
| ` `[ObjectStreamException](https://developer.android.com/reference/java/io/ObjectStreamException#ObjectStreamException(java.lang.String))`(`[String](https://developer.android.com/reference/java/lang/String)` message) ` Create an ObjectStreamException with the specified argument. |
| ### Inherited methods |
|-----------------------|---|
| 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#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#getStackTrace())and printed by[printStackTrace()](https://developer.android.com/reference/java/lang/Throwable#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. | ||
| 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,%20int))`(long timeoutMillis, int nanos) ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*, or until a certain amount of real time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait(long))`(long timeoutMillis) ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*, or until a certain amount of real time has elapsed. | | ` final void` | ` `[wait](https://developer.android.com/reference/java/lang/Object#wait())`() ` Causes the current thread to wait until it is awakened, typically by being*notified* or*interrupted*. | ||
## Protected constructors
### ObjectStreamException
Added in[API level 1](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
protected ObjectStreamException ()
```
Create an ObjectStreamException.
### ObjectStreamException
Added in[API level 1](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)
```
protected ObjectStreamException (String message)
```
Create an ObjectStreamException with the specified argument.
| Parameters ||
|-----------|---------------------------------------------------------|
| `message` | `String`: the detailed message for the exception
|