// node to reflect the updated content data (which already has the data
// inseretd). Then, when insertData is called, the data is inserted again.
findNodeletWithOffset(offset, nodeletOffsetOutput, getRepairer());
Text nodelet = nodeletOffsetOutput.getNode().<Text>cast();
int nodeletOffset = nodeletOffsetOutput.getOffset();
nodelet.insertData(nodeletOffset, arg);
getExtendedContext().editing().textNodeletAffected(
nodelet, nodeletOffset, arg.length(), TextNodeChangeType.DATA);
}
}