What is an IllegalArgumentException?

August 7th, 2009 by uCertify Leave a reply »

An IllegalArgumentException extends from RuntimeException to indicate that a method has been passed an illegal or inappropriate argument. There are two kinds of constructors for IllegalArgumentException as follows:

  • public IllegalArgumentException( )
    It constructs an IllegalArgumentException without any detailed message.
  • public IllegalArgumentException(String str)
    It constructs an IllegalArgumentException with the specified detailed message.
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