package org.apidesign.sidemeanings;

public abstract class Public {

    int counter;

    Public() {}

    public abstract void increment();

    public final void incrementTenTimes() {

        for (int i = 0; i < 10; i++) {

            increment();

        }

    }

    public final void assertCounter(int expected) {

        assert expected == counter : "Expected " + expected + " but was " + counter;

    }

    public static abstract class Dirty extends Public {

        // BEGIN: sidemeanings.Public.Dirty

        public void increment() {

            // internal implementation

            counter++;

        }

        // END: sidemeanings.Public.Dirty

    }

    public static abstract class Clean extends Public {

        // BEGIN: sidemeanings.Public.Clean

        public final void increment() {

            overridableIncrement();

        }

        protected abstract void overridableIncrement();

        protected final void defaultIncrement() {

            counter++;

        }

        // END: sidemeanings.Public.Clean

    }

}