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package com.mycompany.ja11;

/**
 *
 * @author Admin
 */
public class Main {

    public static void main(String[] args) {

        // Holder<T> h;

        Holder<String> h1;
        Holder<Integer> h2;
        // ..
        Holder<Person> h3;

        // создаем объект типа Holder
        Holder<Person> h4 = new Holder<>(new Person());
        Person p1 = h4.getObj();

        Holder<String> h5 = new Holder<>();
        String p5 = h5.getObj();

    }

}