UnmodifiableClassException (Java SE 9 & JDK 9 )
Keywords: java.lang.instrument.UnmodifiableClassException class

Module java.instrument
Package java.lang.instrument

## Class UnmodifiableClassException

- java.lang.Object
- - java.lang.Throwable
  - - java.lang.Exception
    - - java.lang.instrument.UnmodifiableClassException

- All Implemented Interfaces:
    `Serializable`

      public class UnmodifiableClassException
      extends Exception

  Thrown by an implementation of `Instrumentation.redefineClasses` when one of the specified classes cannot be modified.
  Since:
    1.5
  See Also:
    `Instrumentation.redefineClasses(java.lang.instrument.ClassDefinition...)`, Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `UnmodifiableClassException​()` | Constructs an `UnmodifiableClassException` with no detail message.
    `UnmodifiableClassException​(String s)` | Constructs an `UnmodifiableClassException` with the specified detail message.

  - ### Method Summary

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

    - ### Methods inherited from class java.lang.Throwable

      `addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

- - ### Constructor Detail

    - #### UnmodifiableClassException

          public UnmodifiableClassException​()

      Constructs an `UnmodifiableClassException` with no detail message.

    - #### UnmodifiableClassException

          public UnmodifiableClassException​(String s)

      Constructs an `UnmodifiableClassException` with the specified detail message.
      Parameters:
        `s` - the detail message.