code: public static Class[] getClasses(String[] typeStrs) throws RuntimeException {
          if (CommonUtils.isEmpty(typeStrs)) {
              return new Class[0];
          } else {
              Class[] classes = new Class[typeStrs.length];
              for (int i = 0; i < typeStrs.length; i++) {
                  classes[i] = getClass(typeStrs[i]);
              }
              return classes;
          }
      }
docs: Class[]转String[]
  
  @param typeStrs 对象描述[]
  @return Class[]