MID Profile

java.lang
Class NullPointerException


java.lang.Object

  |

  +--java.lang.Throwable

        |

        +--java.lang.Exception

              |

              +--java.lang.RuntimeException

                    |

                    +--java.lang.NullPointerException


public class NullPointerException
extends RuntimeException

Thrown when an application attempts to use null in a case where an object is required. These include:

Applications should throw instances of this class to indicate other illegal uses of the null object.

Since:
JDK1.0, CLDC 1.0

Constructor Summary
NullPointerException()
          Constructs a NullPointerException with no detail message.
NullPointerException(String s)
          Constructs a NullPointerException with the specified detail message.
 
Methods inherited from class java.lang.Throwable
getMessage, printStackTrace, toString
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

NullPointerException


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

NullPointerException


public NullPointerException(String s)
Constructs a NullPointerException with the specified detail message.
Parameters:
s - the detail message.

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