在java類獲取T的類型

public class MapperUtil<T> {

    @Autowired
    protected Mapper<T> mapper;
    private Class<T> modelClass;

    public MapperUtil() {
        //this.modelClass = modelClass;
        //this.mapper=mapper;
    }

這個類在運行期會出現泛型擦除的狀況。 

參考:http://www.iteye.com/problems/88739