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public static DefaultTableModel localQuery(String searchTerm){
List<String[]> result = new ArrayList<String[]>();
String[] rowResult = new String[7];
Vector<String[]> rows = new Vector<String[]>();
Vector<String> columnNames = new Vector<String>();
Statement stmt = null;
try {
stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(searchTerm);
while(rs.next()){
rowResult = new String[13];
String currentId= rs.getString("CurrentId");
String manufacturer = rs.getString("Constructor");
String type = rs.getString("ACType");
String series = rs.getString("Series");
String index = rs.getString("KeyNo");
String operator = rs.getString("Operator");
String baseCountry = rs.getString("Home_Country");
String baseAirport = rs.getString("Home_Airfield");
String cn = rs.getString("Con");
String lineNo = rs.getString("LineNum");
String hex = rs.getString("Hexcode");
String selcal=rs.getString("Selcal");
String acName = rs.getString("ACName");
rowResult[0] = (currentId);
rowResult[1] = (manufacturer);
rowResult[2] = (type);
rowResult[3] = (series);
rowResult[4] = (operator);
rowResult[5] = (baseCountry);
rowResult[6] = (baseAirport);
rowResult[7] = (cn);
rowResult[8] = (lineNo);
rowResult[9] = (hex);
rowResult[10] = (selcal);
rowResult[11] = (acName);
rowResult[12]= (index);
result.add(rowResult);
}
columnNames.add("Reg.");
columnNames.add("Manufacturer");
columnNames.add("Type");
columnNames.add("Series");
columnNames.add("Operator");
columnNames.add("Home Country");
columnNames.add("Home Airfield");
columnNames.add("C/N");
columnNames.add("Line #");
columnNames.add("Hex");
columnNames.add("Selcal");
columnNames.add("Aircraft Name");
columnNames.add("");
rs.close();
stmt.close();
//Convert from List<String[]> to a suitable vector for resultTable... Help!!!
DefaultTableModel resultTable = new DefaultTableModel(rows, columnNames);
return resultTable;
}
嗨!我想这个方法返回一个DefaultTableModel在JTable上使用。我努力将从数据库中提取的数据格式化为模型友好的格式。对我来说很简单,这是我第三天任何编程!为DefaultTableModel创建矢量
感谢提前:)
感谢您的@peeskillet,似乎在说我没有得到错误的感觉是工作。我现在的下一个问题是:在我的Jtable定义的类上,我为它分配了一个空的DefaultTableModel(为简单起见,tableModel),然后运行此方法并执行tableModel = returnModelFromThisMethod。我的理解是,表格现在应该刷新并显示我的方法的结果吗?请原谅我的无知,但我正在学习。这样做够用还是需要某种表监听器? –
不应该做的是声明不同的表模型。 'DefaultTableModel model2 = localQuery(...);'然后设置表的模型..'table.setModel(model2);' –
它工作!!!!它还活着!!!哈哈,你太棒了@peeskillet。对于像我这样无知的新手来说,这是一个不可思议的网站。非常感谢! –