InvalidClassException
public
class
InvalidClassException
extends ObjectStreamException
Thrown when the Serialization runtime detects one of the following
problems with a Class.
- The serial version of the class does not match that of the class
descriptor read from the stream
- The class contains unknown datatypes
- The class does not have an accessible no-arg constructor
- The ObjectStreamClass of an enum constant does not represent
an enum type
- Other conditions given in the Java Object Serialization
Specification
Summary
Public methods |
String
|
getMessage()
Produce the message and include the classname, if present.
|
Inherited methods |
From class
java.lang.Throwable
|
From class
java.lang.Object
Object
|
clone()
Creates and returns a copy of this object.
|
boolean
|
equals(Object obj)
Indicates whether some other object is "equal to" this one.
|
void
|
finalize()
Called by the garbage collector on an object when garbage collection
determines that there are no more references to the object.
|
final
Class<?>
|
getClass()
Returns the runtime class of this Object .
|
int
|
hashCode()
Returns a hash code value for the object.
|
final
void
|
notify()
Wakes up a single thread that is waiting on this object's
monitor.
|
final
void
|
notifyAll()
Wakes up all threads that are waiting on this object's monitor.
|
String
|
toString()
Returns a string representation of the object.
|
final
void
|
wait(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(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()
Causes the current thread to wait until it is awakened, typically
by being notified or interrupted.
|
|
Fields
classname
public String classname
Name of the invalid class.
Public constructors
InvalidClassException
public InvalidClassException (String reason)
Report an InvalidClassException for the reason specified.
Parameters |
reason |
String : String describing the reason for the exception. |
InvalidClassException
public InvalidClassException (String cname,
String reason)
Constructs an InvalidClassException object.
Parameters |
cname |
String : a String naming the invalid class. |
reason |
String : a String describing the reason for the exception. |
Public methods
getMessage
public String getMessage ()
Produce the message and include the classname, if present.
Returns |
String |
the detail message string of this Throwable instance
(which may be null ). |
Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
Last updated 2025-02-10 UTC.
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