> I was writing some code and discovered that I was writing cell's out at > column index -1.. This didn't seem to bother POI, but did tank Excel when I > then tried to open it. Should poi itself prevent negative indexs? If not, > I might add it to the HSSFCellUtil class to prevent silly mistakes. Now submitting this as a bug.
Created attachment 3004 [details] Fix for bounds checking on HSSFCell
(I nearly missed this 'cause it wasn't labeled patch)
so it has been written, so it has been done... please cross check. ;-)