org.springframework.util
Class ObjectUtils

java.lang.Object
  org.springframework.util.ObjectUtils

public abstract class ObjectUtils

extends java.lang.Object

Miscellaneous object utility methods. Mainly for internal use within the framework; consider Jakarta's Commons Lang for a more comprehensive suite of object utilities.

Since:

19.03.2004

Author:

Juergen Hoeller, Keith Donald

See Also:

org.apache.commons.lang.ObjectUtils

Constructor Summary

ObjectUtils()

Method Summary

static java.lang.String	getIdentityHexString(java.lang.Object o) Return a hex string form of an object's identity hash code.
static boolean	nullSafeEquals(java.lang.Object o1, java.lang.Object o2) Determine if the given objects are equal, returning true if both are null respectively false if only one is null.

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectUtils

public ObjectUtils()

Method Detail

nullSafeEquals

public static boolean nullSafeEquals(java.lang.Object o1,
                                     java.lang.Object o2)

Determine if the given objects are equal, returning true if both are null respectively false if only one is null.

Parameters:

o1 - first Object to compare

o2 - second Object to compare

Returns:

whether the given objects are equal

getIdentityHexString

public static java.lang.String getIdentityHexString(java.lang.Object o)

Return a hex string form of an object's identity hash code.

Parameters:

o - the object

Returns:

the object's identity code in hex