code: public short[] extractUCharArray() {
          final byte[] argOut = element.value.uchar_att_value();
          final short[] val = new short[argOut.length];
          final short mask = 0xFF;
          for (int i = 0; i < argOut.length; i++) {
              val[i] = (short) (mask & argOut[i]);
          }
          return val;
      }
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