com.croftsoft.core.lang
Class NullArgumentException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              java.lang.IllegalArgumentException
                  com.croftsoft.core.lang.NullArgumentException

All Implemented Interfaces:

Serializable

public final class NullArgumentException
extends IllegalArgumentException

Thrown to indicate that a method has been passed a null argument.

The static convenience method check() is a useful shorthand notation for checking whether object constructor method arguments are null:

 public  Book ( String  title )
 {
   NullArgumentException.check ( this.title = title, "null title" );
 }
 

Since:

2001-02-16

Version:

$Date: 2008/02/10 22:53:21 $

See Also:

Serialized Form

Author:

David Wallace Croft

Constructor Summary

NullArgumentException()

NullArgumentException(String detailMessage)

Method Summary

static void	check(Object argument) Checks whether the argument is null.
static void	check(Object argument, String detailMessage) Checks whether the argument is null.
static void	checkArgs(Object... args)

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NullArgumentException

public NullArgumentException()

NullArgumentException

public NullArgumentException(String detailMessage)

Method Detail

check

public static void check(Object argument)

Checks whether the argument is null.

Throws:

NullArgumentException - If the argument is null.

check

public static void check(Object argument,
                         String detailMessage)

Checks whether the argument is null.

Parameters:

detailMessage - The detail message provided if a NullArgumentExcepton is created.

Throws:

NullArgumentException - If the argument is null.

checkArgs

public static void checkArgs(Object... args)