ClassCastException

java.lang

Class ClassCastException

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.lang.RuntimeException
    - - java.lang.ClassCastException

All Implemented Interfaces:

Serializable
```
public class ClassCastException
extends RuntimeException
```
Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance. For example, the following code generates a ClassCastException:
```
     Object x = new Integer(0);
     System.out.println((String)x);
 
```
Since:

JDK1.0

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
`ClassCastException()` Constructs a `ClassCastException` with no detail message.
`ClassCastException(String s)` Constructs a `ClassCastException` with the specified detail message.

Method Summary
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ClassCastException
```
public ClassCastException()
```
    Constructs a ClassCastException with no detail message.
  - ClassCastException
```
public ClassCastException(String s)
```
    Constructs a ClassCastException with the specified detail message.
    
    Parameters:
    
    s - the detail message.