be.objectify.led.util
Class ContractUtils

java.lang.Object
  be.objectify.led.util.ContractUtils

public class ContractUtils
extends Object

Utility methods for asserting contracts.

Author:

Steve Chaloner

Method Summary

static void	nonNull(Collection objects, String objectName) Checks if objects is null, and if any of its contents are null.
static void	nonNull(Object[] objects, String objectName) Checks if objects is null, and if any of its contents are null.
static void	notNull(Object object, String objectName) Checks if object is null.

Methods inherited from class java.lang.Object

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

Method Detail

notNull

public static void notNull(Object object,
                           String objectName)

Checks if object is null. An IllegalArgumentException is thrown if it is null.

Parameters:

object - the object

objectName - the name to reference the object by for exception messages

nonNull

public static void nonNull(Object[] objects,
                           String objectName)

Checks if objects is null, and if any of its contents are null. An IllegalArgumentException is thrown if either of these cases are true.

Parameters:

objects - the array of objects

objectName - the name to reference the array by for exception messages

nonNull

public static void nonNull(Collection objects,
                           String objectName)

Checks if objects is null, and if any of its contents are null. An IllegalArgumentException is thrown if either of these cases are true.

Parameters:

objects - the collection of objects

objectName - the name to reference the collection by for exception messages