org.ujorm.tools.common

Class ObjectUtils

java.lang.Object

org.ujorm.tools.common.ObjectUtils

public abstract class ObjectUtils
extends Object

Static methods

Method Summary

Modifier and Type	Method and Description
static <V,R> Optional<R>	iof(Object value, Class<V> requiredClass, Function<V,R> function) Run a function in case the value is an instance of the required class.

Methods inherited from class java.lang.Object

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

Method Detail

iof

public static final <V,R> Optional<R> iof(Object value,
                                          Class<V> requiredClass,
                                          Function<V,R> function)

Run a function in case the value is an instance of the required class.
Usage:

   Object input = "ABC";
   int result = ObjectUtils.iof(input, String.class, v -> v.length()).orElse(0);
   assertEquals(3, result);