Java Swing - 以编程方式从JTable复制到剪贴板

import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

public class CopyToClipboardExample {
    public static void main(String[] args) {
        JTable table = new JTable();
        DefaultTableModel model = (DefaultTableModel) table.getModel();
        
        // 添加表格数据
        model.addColumn("姓名");
        model.addColumn("年龄");
        model.addRow(new Object[]{"张三", 25});
        model.addRow(new Object[]{"李四", 30});
        
        // 获取选定的行
        int[] selectedRows = table.getSelectedRows();
        
        // 构建剪贴板内容
        StringBuilder sb = new StringBuilder();
        for (int row : selectedRows) {
            for (int col = 0; col < table.getColumnCount(); col++) {
                sb.append(table.getValueAt(row, col));
                sb.append("\t"); // 使用制表符分隔列
            }
            sb.append("\n"); // 使用换行符分隔行
        }
        
        // 将内容放入剪贴板
        StringSelection selection = new StringSelection(sb.toString());
        Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
        clipboard.setContents(selection, null);
    }
}