Java_1/src/de/joethei/java1/zettel8/C.java

package de.joethei.java1.zettel8;

public class C extends S1 implements S2_Interface{

    private S2 s2;

    @Override
    public void test() {
        s2.test();
    }

    public C() {
        s2 = new S2();
    }
}