将过滤的JTable数据导出到文本文件

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

public class JTableExporter {
    public static void exportFilteredData(JTable table, String filePath) {
        DefaultTableModel model = (DefaultTableModel) table.getModel();
        int rowCount = model.getRowCount();
        int columnCount = model.getColumnCount();
        
        try (BufferedWriter writer = new BufferedWriter(new FileWriter(filePath))) {
            // 写入表头
            for (int i = 0; i < columnCount; i++) {
                writer.write(model.getColumnName(i));
                if (i < columnCount - 1) {
                    writer.write("\t"); // 使用制表符分隔字段
                }
            }
            writer.newLine();
            
            // 写入数据
            for (int row = 0; row < rowCount; row++) {
                // 过滤条件示例：只导出满足某个条件的数据
                if (model.getValueAt(row, 0).equals("某个条件")) {
                    for (int col = 0; col < columnCount; col++) {
                        writer.write(model.getValueAt(row, col).toString());
                        if (col < columnCount - 1) {
                            writer.write("\t"); // 使用制表符分隔字段
                        }
                    }
                    writer.newLine();
                }
            }
            
            System.out.println("数据导出成功！");
        } catch (IOException e) {
            System.out.println("数据导出失败：" + e.getMessage());
        }
    }
}

JTable table = new JTable();
// 假设已经将数据填充到JTable中

String filePath = "C:/path/to/exported_data.txt";
JTableExporter.exportFilteredData(table, filePath);