@@ -0,0 +1,232 @@
+package ru.matevosyan;%0A%0A/**%0A * Created by Admin on 16.05.2017.%0A */%0A%0Apublic abstract class Base %7B%0A%0A    private String id;%0A%0A    String getId() %7B%0A        return this.id;%0A    %7D%0A%0A    void setId(String id) %7B%0A        this.id = id;%0A    %7D%0A%7D%0A

add Base.java