使用DefaulTableModel将项目ArrayList到JTable

import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.util.ArrayList;

public class ProjectTableExample extends JFrame {
    private JTable table;
    private DefaultTableModel tableModel;

    public ProjectTableExample() {
        // 创建表格列名数组
        String[] columnNames = {"项目名称", "项目描述", "开始日期", "结束日期"};

        // 创建表格模型
        tableModel = new DefaultTableModel(columnNames, 0);

        // 创建项目ArrayList并添加数据
        ArrayList<Project> projects = new ArrayList<>();
        projects.add(new Project("项目1", "这是项目1的描述", "2022-01-01", "2022-01-31"));
        projects.add(new Project("项目2", "这是项目2的描述", "2022-02-01", "2022-02-28"));
        projects.add(new Project("项目3", "这是项目3的描述", "2022-03-01", "2022-03-31"));

        // 将项目数据添加到表格模型
        for (Project project : projects) {
            Object[] rowData = {project.getName(), project.getDescription(), project.getStartDate(), project.getEndDate()};
            tableModel.addRow(rowData);
        }

        // 创建JTable并设置数据模型
        table = new JTable(tableModel);

        // 创建JScrollPane并添加JTable
        JScrollPane scrollPane = new JScrollPane(table);

        // 设置窗口布局和添加JScrollPane
        setLayout(new BorderLayout());
        add(scrollPane, BorderLayout.CENTER);

        setTitle("项目表格");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        pack();
        setLocationRelativeTo(null);
        setVisible(true);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(ProjectTableExample::new);
    }

    // 项目类
    private static class Project {
        private String name;
        private String description;
        private String startDate;
        private String endDate;

        public Project(String name, String description, String startDate, String endDate) {
            this.name = name;
            this.description = description;
            this.startDate = startDate;
            this.endDate = endDate;
        }

        public String getName() {
            return name;
        }

        public String getDescription() {
            return description;
        }

        public String getStartDate() {
            return startDate;
        }

        public String getEndDate() {
            return endDate;
        }
    }
}