@Override
    public boolean isParameterized() {
        return parameterizedClassDesc != null && parameterizedClassDesc.isParameterizedClass();
    }

    @Override
    public ParameterizedClassDesc getParameterizedClassDesc() {
        return parameterizedClassDesc;
    }

    @Override
    public Class<?> getElementClassOfCollection() {
        if (!Collection.class.isAssignableFrom(propertyType) || !isParameterized()) {

        assertThat(pd.isParameterized(), is(true));
        assertThat(pd.getElementClassOfCollection(), is(sameClass(String.class)));

        ParameterizedClassDesc pcd = pd.getParameterizedClassDesc();
        assertThat(pcd.getRawClass(), is(sameClass(List.class)));
        assertThat(pcd.getArguments().length, is(1));
        assertThat(pcd.getArguments()[0].getRawClass(), is(sameClass(String.class)));