/*
 
* Copyright (c) 1994, 2011, Oracle and/or its affiliates. All rights reserved.
 
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
*
 
* This code is free software; you can redistribute it and/or modify it
 
* under the terms of the GNU General Public License version 2 only, as
 
* published by the Free Software Foundation.
  
Oracle designates this
 
* particular file as subject to the "Classpath" exception as provided
 
* by Oracle in the LICENSE file that accompanied this code.
 
*
 
* This code is distributed in the hope that it will be useful, but WITHOUT
 
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 
* FITNESS FOR A PARTICULAR PURPOSE.
  
See the GNU General Public License
 
* version 2 for more details (a copy is included in the LICENSE file that
 
* accompanied this code).
 
*
 
* You should have received a copy of the GNU General Public License version
 
* 2 along with this work; if not, write to the Free Software Foundation,
 
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 
*
 
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 
* or visit www.oracle.com if you need additional information or have any
 
* questions.
 
*/

package java.lang;

/**
 
* Thrown when an application attempts to use {@code null} in a
 
* case where an object is required. These include:
 
* <ul>
 
* <li>Calling the instance method of a {@code null} object.
 
* <li>Accessing or modifying the field of a {@code null} object.
 
* <li>Taking the length of {@code null} as if it were an array.
 
* <li>Accessing or modifying the slots of {@code null} as if it
 
*
     
were an array.
 
* <li>Throwing {@code null} as if it were a {@code Throwable}
 
*
     
value.
 
* </ul>
 
* <p>
 
* Applications should throw instances of this class to indicate
 
* other illegal uses of the {@code null} object.
 
*
 
* {@code NullPointerException} objects may be constructed by the
 
* virtual machine as if {@linkplain Throwable#Throwable(String,
 
* Throwable, boolean, boolean) suppression were disabled and/or the
 
* stack trace was not writable}.
 
*
 
* @author
  
unascribed
 
* @since
   
JDK1.0
 
*/

public
class
NullPointerException extends RuntimeException {
    
private static final long serialVersionUID = 5162710183389028792L;

    
/**
     
* Constructs a {@code NullPointerException} with no detail message.
     
*/

    
public NullPointerException() {
        
super();
    
}

    
/**
     
* Constructs a {@code NullPointerException} with the specified
     
* detail message.
     
*
     
* @param
   
sthe detail message.
     
*/

    
public NullPointerException(String s) {
        
super(s);
    
}
}