JTable单选和多选
??? JTable table = new JTable();
???
??? // Get default selection mode
??? int selMode = table.getSelectionModel().getSelectionMode();
??? // MULTIPLE_INTERVAL_SELECTION
???
??? // Allow only single a selection
??? table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
???
??? // Allow selection to span one contiguous set of rows,
??? // visible columns, or block of cells
??? table.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
???
??? // Allow multiple selections of rows, visible columns, or cell blocks (default)
??? table.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);