package org.apidesign.sidemeanings;

public abstract class Protected {

    int counter;

    Protected() {}

    protected void increment() {

        counter++;

    }

    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 class Dirty extends Protected {

        // BEGIN: sidemeanings.Protected.Dirty

        protected void increment() {

            // implementation:

            counter++;

        }

        // END: sidemeanings.Protected.Dirty

    }

    public static abstract class Clean extends Protected {

        // BEGIN: sidemeanings.Protected.Clean

        protected abstract void increment();

        protected final void defaultIncrement() {

            counter++;

        }

        // END: sidemeanings.Protected.Clean

    }

}