您可以直接更新TableColumnModel:
JTableHeader th = table.getTableHeader();TableColumnModel tcm = th.getColumnModel();TableColumn tc = tcm.getColumn(0);tc.setHeaderValue( "???" );th.repaint();

您可以直接更新TableColumnModel:
JTableHeader th = table.getTableHeader();TableColumnModel tcm = th.getColumnModel();TableColumn tc = tcm.getColumn(0);tc.setHeaderValue( "???" );th.repaint();