# Class UnmodifiableMetadataException

Object
Throwable
Exception
RuntimeException
UnsupportedOperationException
UnmodifiableMetadataException

All Implemented Interfaces:
  `Serializable`

public class UnmodifiableMetadataException extends UnsupportedOperationException
Thrown on attempt to set a read-only value in a metadata object. This exception may happen in the following scenarios:

- A metadata instance was initially modifiable, but that instance has since be declared unmodifiable.
- A write operation has been attempted on the map view, but the metadata object has no corresponding setter methods.

Since:
  0.3
See Also:
  - `ModifiableMetadata​.State​.FINAL`
  - Serialized Form

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `UnmodifiableMetadataException(String message)`
  Creates a new exception with the specified detail message.

- ## Method Summary

  ### Methods inherited from class Throwable

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

  ### Methods inherited from class Object

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

- ## Constructor Details

  - ### UnmodifiableMetadataException

    public UnmodifiableMetadataException(String message)
    Creates a new exception with the specified detail message.
    Parameters:
      `message` - the detail message.