# Class FunctorException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.lang.RuntimeException
org.apache.commons.collections4.FunctorException

All Implemented Interfaces:
  `Serializable`

public class FunctorException extends RuntimeException
Runtime exception thrown from functors. If required, a root cause error can be wrapped within this one.

Since:
  3.0
See Also:
  - Serialized Form

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `FunctorException()`
  Constructs a new `FunctorException` without specified detail message.
  `FunctorException(String msg)`
  Constructs a new `FunctorException` with specified detail message.
  `FunctorException(String msg, Throwable rootCause)`
  Constructs a new `FunctorException` with specified detail message and nested `Throwable` root cause.
  `FunctorException(Throwable rootCause)`
  Constructs a new `FunctorException` with specified nested `Throwable` root cause.

- ## 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 Details

  - ### FunctorException

    public FunctorException()
    Constructs a new `FunctorException` without specified detail message.

  - ### FunctorException

    public FunctorException(String msg)
    Constructs a new `FunctorException` with specified detail message.
    Parameters:
      `msg` - the error message.

  - ### FunctorException

    public FunctorException(String msg, Throwable rootCause)
    Constructs a new `FunctorException` with specified detail message and nested `Throwable` root cause.
    Parameters:
      `msg` - the error message.
      `rootCause` - the exception or error that caused this exception to be thrown.

  - ### FunctorException

    public FunctorException(Throwable rootCause)
    Constructs a new `FunctorException` with specified nested `Throwable` root cause.
    Parameters:
      `rootCause` - the exception or error that caused this exception to be thrown.