UserException (Java Platform SE 8 )
Keywords: org.omg.CORBA.UserException class
Date: 2026-07-22

org.omg.CORBA

## Class UserException

- java.lang.Object
- - java.lang.Throwable
  - - java.lang.Exception
    - - org.omg.CORBA.UserException

- All Implemented Interfaces:
    Serializable, IDLEntity
  Direct Known Subclasses:
    AdapterAlreadyExists, AdapterInactive, AdapterNonExistent, AlreadyBound, BadKind, Bounds, Bounds, CannotProceed, DuplicateName, FormatMismatch, ForwardRequest, ForwardRequest, InconsistentTypeCode, InconsistentTypeCode, Invalid, InvalidAddress, InvalidName, InvalidName, InvalidName, InvalidPolicy, InvalidSeq, InvalidSlot, InvalidTypeForEncoding, InvalidValue, InvalidValue, NoContext, NoServant, NotEmpty, NotFound, ObjectAlreadyActive, ObjectNotActive, PolicyError, ServantAlreadyActive, ServantNotActive, TypeMismatch, TypeMismatch, TypeMismatch, UnknownEncoding, UnknownUserException, WrongAdapter, WrongPolicy, WrongTransaction

      public abstract class UserException
      extends Exception
      implements IDLEntity

  The root class for CORBA IDL-defined user exceptions. All CORBA user exceptions are checked exceptions, which means that they need to be declared in method signatures.
  See Also:
    documentation on Java IDL exceptions

- - ### Constructor Summary

    Constructors
    Modifier | Constructor and Description
    --- | ---
    `protected` | `UserException()` Constructs a `UserException` object.
    `protected` | `UserException(String reason)` Constructs a `UserException` object with a 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

    - #### UserException

          protected UserException()

      Constructs a `UserException` object. This method is called only by subclasses.

    - #### UserException

          protected UserException(String reason)

      Constructs a `UserException` object with a detail message. This method is called only by subclasses.
      Parameters:
        `reason` - a `String` object giving the reason for this exception

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