org.omnifaces.el.functions

Class Objects

java.lang.Object

org.omnifaces.el.functions.Objects

public final class Objects
extends Object

Collection of EL functions for objects.

Author:

Bauke Scholtz

Method Summary

Modifier and Type	Method and Description
static Object	coalesce(Object first, Object second) Returns the first non-null object from the provided two objects.
static boolean	isInstance(String className, Object object) Returns true if given object is an instance of the class as identified by given class name.

Methods inherited from class java.lang.Object

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

Method Detail

coalesce

public static Object coalesce(Object first,
                              Object second)

Returns the first non-null object from the provided two objects. So, if the first object is not null, then it will be returned, otherwise the second object will be returned.

Parameters:

first - The first object.

second - The second object.

Returns:

The first non-null object from the provided two objects.

isInstance

public static boolean isInstance(String className,
                                 Object object)

Returns true if given object is an instance of the class as identified by given class name.

Parameters:

className - Fully qualified class name of the class for which a class object needs to be created.

object - The object to be checked if it is an instance of the created class object.

Returns:

true if given object is an instance of the class as identified by given class name.

Since:

3.0