com.aoindustries.lang

Class ObjectUtils

java.lang.Object

com.aoindustries.lang.ObjectUtils

public final class ObjectUtils
extends Object

Utilities that help when working with objects.

Author:

AO Industries, Inc.

Method Summary

Modifier and Type	Method and Description
static boolean	equals(Object obj1, Object obj2) Compares the equality of two objects, including their null states.
static int	hash(Object... values) Gets the hashCode for a set of objects or 0 when null.
static int	hashCode(Object obj) Gets the hashCode for an object or 0 when null.
static String	toString(Object obj) Calls toString if non-null, returns null when null.

Methods inherited from class java.lang.Object

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

Method Detail

hashCode

public static int hashCode(Object obj)

Gets the hashCode for an object or 0 when null.

See Also:

as of Java 1.7 Java 1.7: deprecated use java.util.Objects#hashCode(Object) as of Java 1.7

hash

public static int hash(Object... values)

Gets the hashCode for a set of objects or 0 when null.

See Also:

as of Java 1.7 Java 1.7: deprecated use java.util.Objects#hash as of Java 1.7

equals

public static boolean equals(Object obj1,
                             Object obj2)

Compares the equality of two objects, including their null states.

See Also:

as of Java 1.7 Java 1.7: deprecated use java.util.Objects#equals(Object, Object) as of Java 1.7

toString

public static String toString(Object obj)

Calls toString if non-null, returns null when null.