public class TestClass{
        public String one;
        public String two;
        TestClass(String one, String two){
            this.one=one;
            this.two=two;
        }
    }
    public void testPersonWord(){
        LinkedHashMap<TestClass, Integer> testMap= new LinkedHashMap<>();
        TestClass temp= new TestClass("hdy","hello");
        testMap.put(temp,3);
        TestClass temp2= new TestClass("hdy","hello");
        if(testMap.containsKey(temp2)){
            testMap.replace(temp2,5);
        }else{
            testMap.put(temp2,8);
        }
    }