泛型为一种bean的list转为另一种泛型bean的list

        try {
            T t = targetClass.newInstance();
            BeanUtils.copyProperties(source,t);
            return t;
        } catch (InstantiationException e) {
            e.printStackTrace();
            return null;
        } catch (IllegalAccessException e) {
            e.printStackTrace();
            return null;
        }

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