gistfile1.java

    @Override
    public <V> Property<V> setProperty(final String key, final V value) {
        this.strategyWrappedGraph.strategy().compose(
                s -> s.<V>getElementSetProperty(elementStrategyContext),
                this.baseElement::setProperty).accept(key, value);
        return null; // TODO: Stephen, help please! This needs to return the created Property<V>
    }