java.lang
Class RuntimeException

java.lang.Object
  |
  +--java.lang.Throwable
        |
        +--java.lang.Exception
              |
              +--java.lang.RuntimeException
Direct Known Subclasses:
ArithmeticException, ArrayStoreException, ClassCastException, ConcurrentModificationException, EmptyStackException, IllegalArgumentException, IllegalMonitorStateException, IllegalStateException, IndexOutOfBoundsException, MissingResourceException, NegativeArraySizeException, NoSuchElementException, NullPointerException, UnsupportedOperationException

public class RuntimeException
extends Exception

RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

A method is not required to declare in its throws clause any subclasses of RuntimeException that might be thrown during the execution of the method but not caught.

Since:
JDK1.0
Version:
1.9, 02/02/00
Author:
Frank Yellin

Constructor Summary
RuntimeException()
          Constructs a RuntimeException with no detail message.
RuntimeException(String s)
          Constructs a RuntimeException with the specified detail message.
 
Methods inherited from class java.lang.Throwable
fillInStackTrace, getLocalizedMessage, getMessage, printStackTrace, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode
 

Constructor Detail

RuntimeException

public RuntimeException()
Constructs a RuntimeException with no detail message.


RuntimeException

public RuntimeException(String s)
Constructs a RuntimeException with the specified detail message.

Parameters:
s - the detail message.