class Lib { 
  String objType;
  String objName;
  static String libLocation = "Midfield St.";

  public Lib(String type, String name) {
    this.objType = type;
    this.objName = name;
  }

  private String getObjName() {
    return this.objName;
  }

  // inner class
  static class Book {
    String description;

    void printLibraryLocation(){
      System.out.println("Library location: "+libLocation);
    }
  }
}

public class Main {
  public static void main(String[] args) {
    Lib.Book book =  new Lib.Book();
    book.printLibraryLocation();

  }
}