java版本转换小工具

工作之余写了一个转换小工具，具有以下功能：

• 时间戳转换
• Base64编码/解码
• URL编码/解码
• JSON格式化

时间戳转换

package org.binbin.container.panel;

import javax.swing.*;
import java.awt.*;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/9/28 14:20
 */
public class TimePanel extends JPanel {
    private static final String template = "当前时间：TIME    当前时间戳：STAMP";
    private static final DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    private ExecutorService pool = Executors.newSingleThreadExecutor();
    private boolean stop;
    private JTextField currentTimeField;
    private JButton stopButton;

    private JTextField[] textFields;
    private JButton convertBuffon1;
    private JButton convertBuffon2;
    private JComboBox<String> comboBox1;
    private JComboBox<String> comboBox2;

    public TimePanel() {
        currentTimeField = new JTextField(template);
        currentTimeField.setToolTipText("请暂停时间后再复制");
        currentTimeField.setEditable(false);
        currentTimeField.setBorder(BorderFactory.createEmptyBorder());

        stopButton = new JButton("暂停");
        stopButton.addActionListener(e -> {
            stop = !stop;
            stopButton.setText(stop ? "继续" : "暂停");
            if(!stop) {
                pool.submit(new TimeDriver());
            }
        });
        pool.submit(new TimeDriver());

        JPanel panel1 = new JPanel();
        panel1.setLayout(new FlowLayout());
        panel1.add(currentTimeField);
        panel1.add(stopButton);
        setLayout(new FlowLayout());
        add(panel1);

        textFields = new JTextField[4];
        for (int i = 0; i < textFields.length; i++) {
            textFields[i] = new JTextField(12);
        }
        convertBuffon1 = new JButton("转换 >");
        convertBuffon2 = new JButton("转换 >");
        convertBuffon1.addActionListener(e -> {
            try {
                long time = Long.parseLong(textFields[0].getText());
                int index = comboBox1.getSelectedIndex();
                if(index == 1) {
                    time *= 1000;
                }
                Date date = new Date();
                date.setTime(time);
                textFields[1].setText(df.format(date));
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        });
        convertBuffon2.addActionListener(e -> {
            try {
                Date date = df.parse(textFields[2].getText());
                int index = comboBox2.getSelectedIndex();
                long time = date.getTime();
                if(index == 1) {
                    time /= 1000;
                }
                textFields[3].setText(time + "");
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        });
        comboBox1 = new JComboBox<>();
        comboBox2 = new JComboBox<>();
        comboBox1.addItem("毫秒(ms)");
        comboBox1.addItem("秒(s)");
        comboBox2.addItem("毫秒(ms)");
        comboBox2.addItem("秒(s)");

        JPanel panel2 = new JPanel();
        panel2.add(textFields[0]);
        panel2.add(comboBox1);
        panel2.add(convertBuffon1);
        panel2.add(textFields[1]);

        JPanel panel3 = new JPanel();
        panel3.add(textFields[2]);
        panel3.add(convertBuffon2);
        panel3.add(textFields[3]);
        panel3.add(comboBox2);

        init();

        add(panel2);
        add(panel3);
    }

    public void init() {
        Date date = new Date();
        textFields[0].setText(date.getTime() + "");
        textFields[2].setText(df.format(date));
    }

    class TimeDriver implements Runnable {
        private final DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

        @Override
        public void run() {
            while (!stop) {
                try {
                    Date now = new Date();
                    String text = template.replace("TIME", df.format(now)).replace("STAMP", now.getTime() + "");
                    currentTimeField.setText(text);
                    Thread.sleep(20);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
    }
}

Base64编码/解码

package org.binbin.container.panel;

import javax.swing.*;
import java.awt.*;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Base64;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/10/27 11:30
 */
public class Base64Panel extends JPanel implements ActionListener {
    private JButton[] buttons;
    private String[] buttonNames = {"编码", "解码", "复制", "清空"};

    private JTextArea sourceTextArea;
    private JTextArea targetTextArea;

    public Base64Panel() {
        setLayout(new BorderLayout());

        sourceTextArea = new JTextArea(10, 20);
        targetTextArea = new JTextArea(10, 20);
        sourceTextArea.setLineWrap(true);
        targetTextArea.setLineWrap(true);
        sourceTextArea.setMargin(new Insets(10, 10, 10, 10));
        targetTextArea.setMargin(new Insets(10, 10, 10, 10));
        targetTextArea.setEditable(false);

        Box box=Box.createHorizontalBox();
        box.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        box.add(new JScrollPane(sourceTextArea));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JLabel("==>", JLabel.CENTER));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JScrollPane(targetTextArea));
        add(box, BorderLayout.CENTER);

        JPanel buttonPanel = new JPanel();
        buttons = new JButton[buttonNames.length];
        for (int i = 0; i < buttons.length; i++) {
            buttons[i] = new JButton(buttonNames[i]);
            buttons[i].addActionListener(this);
            buttonPanel.add(buttons[i]);
        }
        add(buttonPanel, BorderLayout.SOUTH);
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        switch (e.getActionCommand()) {
            case "编码":
                try {
                    String text = sourceTextArea.getText();
                    String result = Base64.getEncoder().encodeToString(text.getBytes("UTF-8"));
                    targetTextArea.setText(result);
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
                break;
            case "解码":
                try {
                    String text = sourceTextArea.getText();
                    String result = new String(Base64.getDecoder().decode(text), "UTF-8");
                    targetTextArea.setText(result);
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
                break;
            case "复制":
                try {
                    String text = targetTextArea.getText();
                    Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
                    clipboard.setContents(new StringSelection(text), null);
                    JOptionPane.showMessageDialog(this, "复制成功！", "结果", JOptionPane.INFORMATION_MESSAGE);
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
                break;
            case "清空":
                sourceTextArea.setText("");
                targetTextArea.setText("");
                break;
        }
    }
}

URL编码/解码

package org.binbin.container.panel;

import javax.swing.*;
import java.awt.*;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionListener;
import java.net.URLDecoder;
import java.net.URLEncoder;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/10/28 11:30
 */
public class UrlPanel extends JPanel {
    private JButton[] buttons;
    private String[] buttonNames = {"编码", "解码", "复制", "清空"};

    private JTextArea sourceTextArea;
    private JTextArea targetTextArea;

    public UrlPanel() {
        setLayout(new BorderLayout());

        Box box=Box.createHorizontalBox();
        box.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        sourceTextArea = new JTextArea(10, 20);
        targetTextArea = new JTextArea(10, 20);
        sourceTextArea.setLineWrap(true);
        targetTextArea.setLineWrap(true);
        sourceTextArea.setMargin(new Insets(10, 10, 10, 10));
        targetTextArea.setMargin(new Insets(10, 10, 10, 10));
        targetTextArea.setEditable(false);
        box.add(new JScrollPane(sourceTextArea));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JLabel("==>", JLabel.CENTER));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JScrollPane(targetTextArea));
        add(box, BorderLayout.CENTER);

        JPanel buttonPanel = new JPanel();
        buttons = new JButton[buttonNames.length];
        ActionListener listener = e -> {
            switch (e.getActionCommand()) {
                case "编码":
                    try {
                        String text = sourceTextArea.getText();
                        String result = URLEncoder.encode(text, "UTF-8");
                        targetTextArea.setText(result);
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                    break;
                case "解码":
                    try {
                        String text = sourceTextArea.getText();
                        String result = URLDecoder.decode(text, "UTF-8");
                        targetTextArea.setText(result);
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                    break;
                case "复制":
                    try {
                        String text = targetTextArea.getText();
                        Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
                        clipboard.setContents(new StringSelection(text), null);
                        JOptionPane.showMessageDialog(this, "复制成功！", "结果", JOptionPane.INFORMATION_MESSAGE);
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                    break;
                case "清空":
                    sourceTextArea.setText("");
                    targetTextArea.setText("");
                    break;
            }
        };
        for (int i = 0; i < buttons.length; i++) {
            buttons[i] = new JButton(buttonNames[i]);
            buttons[i].addActionListener(listener);
            buttonPanel.add(buttons[i]);
        }
        add(buttonPanel, BorderLayout.SOUTH);
    }
}

JSON格式化

package org.binbin.container.panel;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson2.JSONObject;

import javax.swing.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import java.awt.*;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/11/1 14:38
 */
public class JsonPanel extends JPanel implements ActionListener, DocumentListener {
    private JButton[] buttons;
    private String[] buttonNames = {"复制", "清空"};

    private JTextArea sourceTextArea;
    private JTextArea targetTextArea;

    public JsonPanel() {
        setLayout(new BorderLayout());

        sourceTextArea = new JTextArea(10, 20);
        targetTextArea = new JTextArea(10, 20);
        sourceTextArea.setLineWrap(true);
        targetTextArea.setLineWrap(true);
        sourceTextArea.setMargin(new Insets(10, 10, 10, 10));
        targetTextArea.setMargin(new Insets(10, 10, 10, 10));
        sourceTextArea.setTabSize(2);
        targetTextArea.setTabSize(2);
        targetTextArea.setEditable(false);

        Box box=Box.createHorizontalBox();
        box.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        box.add(new JScrollPane(sourceTextArea));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JLabel("==>", JLabel.CENTER));
        box.add(Box.createHorizontalStrut(10));
        box.add(new JScrollPane(targetTextArea));
        add(box, BorderLayout.CENTER);

        JPanel buttonPanel = new JPanel();
        buttons = new JButton[buttonNames.length];
        for (int i = 0; i < buttons.length; i++) {
            buttons[i] = new JButton(buttonNames[i]);
            buttons[i].addActionListener(this);
            buttonPanel.add(buttons[i]);
        }
        add(buttonPanel, BorderLayout.SOUTH);

        sourceTextArea.getDocument().addDocumentListener(this);
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        switch (e.getActionCommand()) {
            case "复制":
                try {
                    String text = targetTextArea.getText();
                    Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
                    clipboard.setContents(new StringSelection(text), null);
                    JOptionPane.showMessageDialog(this, "复制成功！", "结果", JOptionPane.INFORMATION_MESSAGE);
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
                break;
            case "清空":
                sourceTextArea.setText("");
                targetTextArea.setText("");
                break;
        }
    }

    private void format() {
        try {
            String text = sourceTextArea.getText();
            if(text == null || text.trim().equals("")) {
                return;
            }
            JSONObject object = JSONObject.parseObject(text);
            String pretty = JSON.toJSONString(object, SerializerFeature.PrettyFormat, SerializerFeature.WriteMapNullValue, SerializerFeature.WriteDateUseDateFormat);
            targetTextArea.setText(pretty);
        } catch (Exception ex) {
            targetTextArea.setText("");
        }
    }

    @Override
    public void insertUpdate(DocumentEvent documentEvent) {
        format();
    }

    @Override
    public void removeUpdate(DocumentEvent documentEvent) {
        format();
    }

    @Override
    public void changedUpdate(DocumentEvent documentEvent) {
        format();
    }
}

工具类

package org.binbin.util;

import javax.swing.*;
import java.awt.*;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/10/28 11:05
 */
public class FrameUtil {

    public static void center(JFrame frame) {
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        frame.setLocation((screenSize.width - frame.getWidth()) / 2, (screenSize.height - frame.getHeight()) / 2);
    }
}

主窗体

package org.binbin.container;

import org.binbin.container.panel.Base64Panel;
import org.binbin.container.panel.JsonPanel;
import org.binbin.container.panel.TimePanel;
import org.binbin.container.panel.UrlPanel;
import org.binbin.util.FrameUtil;

import javax.swing.*;
import java.awt.event.KeyEvent;

/**
 * 
 * Copyright © 启明星辰 版权所有
 *
 * @author 胡海斌/[email protected]
 * 2023/10/28 10:59
 */
public class MainFrame extends JFrame {
    private static final String[] titles = new String[]{"时间戳转换", "Base64编码/解码", "URL编码/解码", "JSON格式化"};
    private JTabbedPane tabbedPane;

    private JPanel base64Panel;
    private JPanel urlPanel;
    private TimePanel timePanel;
    private JsonPanel jsonPanel;

    public MainFrame() {
        setTitle("工具箱 v1.0");
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setSize(600, 400);
        FrameUtil.center(this);

        JMenuBar bar = new JMenuBar();
        setJMenuBar(bar);
        JMenu featureMenu = new JMenu("功能(F)");
        featureMenu.setMnemonic(KeyEvent.VK_F);
        for (int i = 0; i < titles.length; i++) {
            JMenuItem item = new JMenuItem(titles[i]);
            final int index = i;
            item.addActionListener(e -> {
                if(tabbedPane.getSelectedIndex() == 0) {
                    timePanel.init();
                }
                tabbedPane.setSelectedIndex(index);
            });
            featureMenu.add(item);
        }

        featureMenu.addSeparator();
        JMenuItem exitItem = new JMenuItem("退出(E)");
        exitItem.setMnemonic(KeyEvent.VK_E);
        exitItem.addActionListener(e -> {
            System.exit(0);
        });
        featureMenu.add(exitItem);

        bar.add(featureMenu);

        JMenu helpMenu = new JMenu("帮助(H)");
        helpMenu.setMnemonic(KeyEvent.VK_H);
        JMenuItem aboutItem = new JMenuItem("关于(A)");
        aboutItem.setMnemonic(KeyEvent.VK_A);
        aboutItem.addActionListener(e -> {
            String msg = "
工具箱 v1.0
作者：斌斌
邮箱：[email protected]
日期：2023/09/28

欢迎您使用本工具箱！如果有什么建议，请给作者发邮件。
";
            JOptionPane.showMessageDialog(this, msg, "关于", JOptionPane.INFORMATION_MESSAGE);
        });
        helpMenu.add(aboutItem);
        bar.add(helpMenu);

        tabbedPane = new JTabbedPane();
        add(tabbedPane);

        base64Panel = new Base64Panel();
        urlPanel = new UrlPanel();
        timePanel = new TimePanel();
        jsonPanel = new JsonPanel();

        tabbedPane.add(titles[0], timePanel);
        tabbedPane.add(titles[1], base64Panel);
        tabbedPane.add(titles[2], urlPanel);
        tabbedPane.add(titles[3], jsonPanel);
        tabbedPane.addChangeListener(e -> {
            if(tabbedPane.getSelectedIndex() == 2) {
                timePanel.init();
            }
        });
    }
}

启动类

package org.binbin;

import org.binbin.container.MainFrame;

import java.awt.*;

/**
 * 小工具
 * @author binbin
 * 2023/10/27 11:30
 */
public class App
{
    public static void main( String[] args )
    {
        EventQueue.invokeLater(() -> {
            new MainFrame().setVisible(true);
        });
    }
}

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0modelVersion>

  <groupId>org.hbingroupId>
  <artifactId>toolartifactId>
  <version>1.0-SNAPSHOTversion>

  <name>infoname>
  <url>www.binbin.orgurl>

  <properties>
    <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
    <maven.compiler.source>1.8maven.compiler.source>
    <maven.compiler.target>1.8maven.compiler.target>
  properties>

  <dependencies>
    <dependency>
      <groupId>junitgroupId>
      <artifactId>junitartifactId>
      <version>4.11version>
      <scope>testscope>
    dependency>

    <dependency>
      <groupId>com.alibabagroupId>
      <artifactId>fastjsonartifactId>
      <version>2.0.32version>
    dependency>
  dependencies>

  <build>
    <plugins>
      
      <plugin>
        <groupId>org.apache.maven.pluginsgroupId>
        <artifactId>maven-assembly-pluginartifactId>
        <version>3.2.0version>
        <configuration>
          <archive>
            <manifest>
              <mainClass>org.binbin.AppmainClass>
            manifest>
          archive>
          <descriptorRefs>
            
            <descriptorRef>jar-with-dependenciesdescriptorRef>
          descriptorRefs>
        configuration>
        <executions>
          <execution>
            <id>make-assemblyid>
            <phase>packagephase>
            <goals>
              <goal>singlegoal>
            goals>
          execution>
        executions>
      plugin>

      
      <plugin>
        <groupId>org.apache.maven.pluginsgroupId>
        <artifactId>maven-javadoc-pluginartifactId>
        <version>2.10.4version>
        <configuration>
          
          <encoding>UTF-8encoding>
          <aggregate>trueaggregate>
          <charset>UTF-8charset>
          <docencoding>UTF-8docencoding>
        configuration>
        <executions>
          <execution>
            <id>attach-javadocsid>
            <goals>
              <goal>jargoal>
            goals>
          execution>
        executions>
      plugin>

      
      <plugin>
        <groupId>org.apache.maven.pluginsgroupId>
        <artifactId>maven-source-pluginartifactId>
        <version>3.0.1version>
        <executions>
          <execution>
            <id>attach-sourcesid>
            <goals>
              <goal>jargoal>
            goals>
          execution>
        executions>
      plugin>
    plugins>
  build>
project>

运行效果图

1. 菜单栏

2. 关于

3. 功能页面