public class Class1 {
    protected InnerClass1 ic;

    public Class1() {
	ic = new InnerClass1();
    }

    public void displayStrings() {
	System.out.println(ic.getString() + ".");
	System.out.println(ic.getAnotherString() + ".");
    }

    static public void main(String[] args) {
        Class1 c1 = new Class1();
	c1.displayStrings();
    }

    protected class InnerClass1 {
	public String getString() {
	    return "InnerClass1: getString invoked";
	}

	public String getAnotherString() {
	    return "InnerClass1: getAnotherString invoked";
	}
    }
}