code: public function setItemChargeAdjustmentList($value)
      {
          if (!$this->_isNumericArray($value)) {
              $value = array ($value);
          }
          $this->_fields['ItemChargeAdjustmentList']['FieldValue'] = $value;
          return $this;
      }
docs: Set the value of the ItemChargeAdjustmentList property.
  
  @param array itemChargeAdjustmentList
  @return this instance