Storable.java

public static <T extends Storable> T getById(Context context,
		Class<T> clazz, long id) {
	try {
		T result = clazz.newInstance();
		Cursor content = context.getContentResolver().query(
				getPath(clazz, id), null, null, null, null);
		if (content.moveToFirst()) {
			result.loadCursor(content);
		}
		return result;
	} catch (InstantiationException e) {
		e.printStackTrace();
	} catch (IllegalAccessException e) {
		e.printStackTrace();
	}
	return null;
}

private void loadCursor(Cursor content) {
	Field[] fields = SQLHelper.getFields(getClass());
	for (Field field : fields) {
		TypeHandler handler = TypeHandler.getHandler(field.getType());
		try {
			field.set(this, handler.fromCursor(field.getName(), content));
		} catch (IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		}
	}
}