public void addBasicProperty(String name, String strValue) {

        if (strValue == null) {
            return;
        }

        name = StringUtil.capitalizeFirstLetter(name);
        Method adderMethod =aggregationAssessor.findAdderMethod(name);

        if (adderMethod == null) {
            addError("No adder for property [" + name + "].");
            return;
        }

        Class<?>[] paramTypes = adderMethod.getParameterTypes();
        isSanityCheckSuccessful(name, adderMethod, paramTypes, strValue);

        Object arg;
        try {
            arg = StringToObjectConverter.convertArg(this, strValue, paramTypes[0]);
        } catch (Throwable t) {
            addError("Conversion to type [" + paramTypes[0] + "] failed. ", t);
            return;
        }
        if (arg != null) {
            invokeMethodWithSingleParameterOnThisObject(adderMethod, arg);
        }
    }
@Test
    public void testPropertyCollection() {
        setter.addBasicProperty("adjective", "nice");
        setter.addBasicProperty("adjective", "big");

        assertEquals(2, house.adjectiveList.size());
        assertEquals("nice", house.adjectiveList.get(0));
        assertEquals("big", house.adjectiveList.get(1));
    }