@Override public void trasnferProperties(JRElement target) { super.trasnferProperties(target); JRDesignComponentElement jrSourceElement = (JRDesignComponentElement) getValue(); UPCAComponent jrSourceBarcode = (UPCAComponent) jrSourceElement.getComponent(); JRDesignComponentElement jrTargetElement = (JRDesignComponentElement) target; UPCAComponent jrTargetBarcode = (UPCAComponent) jrTargetElement.getComponent(); jrTargetBarcode.setChecksumMode(jrSourceBarcode.getChecksumMode()); }