Patch myPatch = myModel.getPatchAt(table.getSelectedRow());
IPatch myPatch = myModel.getPatchAt(table.getSelectedRow());
    public void reassignSelectedPatch() {	Patch myPatch = myModel.getPatchAt(table.getSelectedRow());	myPatch.getDriver().calculateChecksum(myPatch);	new ReassignPatchDialog(myPatch);	myModel.fireTableDataChanged();    }