1 package com.puppycrawl.tools.checkstyle.grammar.java8; 2 3 import java.util.function.Predicate; 4 5 public class InputLambda18 { 6 7 static <T> Predicate<T> isEqual(Object targetRef) { 8 return (null == targetRef) 9 ? null 10 : object -> targetRef.equals(object); 11 } 12 }