人工智能-项目实践-搜索引擎-FTP站点搜索引擎GUI

package ui; import ui.config.PrintStreamToGUI; import ui.thread.OutputResultThread; import ui.thread.SearchThread; import javax.swing.*; import java.awt.*; import java.awt.event.ActionEvent; import java.io.IOException; import java.util.concurrent.ConcurrentLinkedDeque; public class Main { public static PrintStreamToGUI consoleToGUI; public static ConcurrentLinkedDeque<String> IPS = new ConcurrentLinkedDeque<>(); //用于组合框 public static JComboBox jcb; //组合框，需要时常更新 public static JButton searchButton; public static void main(String[] args) { JFrame frame = new JFrame(); frame.setTitle("FTP Search Engine"); //设置窗口标题 frame.setSize(800, 700); //设置窗口大小 frame.setLocationRelativeTo(null);//设置窗口居中显示 frame.setResizable(false);//设置不可调整大小 frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);//设置窗口关闭时程序结束 /* * 输入组件 */ JPanel inputPanel = new JPanel(); placeInputComponents(inputPanel); /* * 输出组件 */ JPanel outputListPanel = new JPanel(); placeOutputComponents(outputListPanel); JScrollPane scrollPanel = new JScrollPane(); //设置滚动条面板位置和大小 scrollPanel.setBounds(5,180,775,450); /*将普通面板嵌入带滚动条的面板，所在位置由后者决定*/ scrollPanel.getViewport().add(outputListPanel); frame.add(scrollPanel); frame.add(inputPanel); frame.setVisible(true);//设置窗口可见 } private static void placeOutputComponents(JPanel panel) { panel.setLayout(new BorderLayout());//让JTextArea平铺整个JPanel //结果输出 JTextArea area = new JTextArea(); area.setEditable(false); Font font=new Font("Arial Unicode MS",Font.PLAIN,16); area.setFont(font); panel.add(area); /* * 控制台结果转换到swing */ consoleToGUI = new PrintStreamToGUI(System.out, area); System.setOut(consoleToGUI); System.setErr(consoleToGUI); } private static void placeInputComponents(JPanel panel) { panel.setLayout(null); /* * 创建文本域用于用户输入 StartIP */ JLabel startIPLabel = new JLabel("StartIP :"); startIPLabel.setBounds(50,20,80,25); panel.add(startIPLabel); JTextField inputStartIP = new JTextField(20); inputStartIP.setBounds(120,20,120,25); panel.add(inputStartIP); /* * 创建文本域用于用户输入 EndIP */ JLabel endIPLabel = new JLabel("EndIP :"); endIPLabel.setBounds(50,50,80,25); panel.add(endIPLabel); JTextField inputEndIP = new JTextField(20); inputEndIP.setBounds(120,50,120,25); panel.add(inputEndIP); /* * 创建文本域用于用户输入 EndIP */ JLabel portNumLabel = new JLabel("PortNum :"); portNumLabel.setBounds(50,80,80,25); panel.add(portNumLabel); JTextField inputPortNum = new JTextField(20); inputPortNum.setBounds(120,80,60,25); inputPortNum.setText("10000"); inputPortNum.setEnabled(true); panel.add(inputPortNum); /* * 创建单选框选择搜索方案 */ JRadioButton planA = new JRadioButton("Plan A:NIO+多线程，两个线程同步执行。 (消耗大，不稳定)"); planA.setBounds(300,15,500,25); JRadioButton planB = new JRadioButton("Plan B:NIO+多线程，使用线程池，每个线程使用NIO处理多个连接。2000_per"); planB.setBounds(300,48,500,25); JRadioButton planC = new JRadioButton("Plan C:使用多线程，BIO模式，每个线程处理一个连接。(速度快，内存消耗大)"); planC.setBounds(300 ,80,500,25); planC.setSelected(true); ButtonGroup group = new ButtonGroup(); group.add(planA);group.add(planB);group.add(planC); panel.add(planA);panel.add(planB);panel.add(planC); // 创建搜索按钮 searchButton = new JButton("Search"); searchButton.setBounds(200, 125, 120, 30); panel.add(searchButton); //显示消耗时间 JLabel timeLabel = new JLabel("Spend Time : 0.000 s"); timeLabel.setBounds(50,130,200,25); panel.add(timeLabel); //创建组合框 JLabel jcbLabel = new JLabel("可连接IP : "); jcbLabel.setBounds(350,130,80,25); panel.add(jcbLabel); jcb = new JComboBox(IPS.toArray(new String[0])); jcb.setBackground(Color.white); jcb.setBounds(420,130,150,25); panel.add(jcb); JButton connectButton = new JButton("Connect"); connectButton.setBounds(580, 125, 120, 30); panel.add(connectButton); inputStartIP.setText("172.16.1.1"); inputEndIP.setText("172.16.255.255"); /* * Search点击事件 */ searchButton.addActionListener((ActionEvent e) -> { searchButton.setEnabled(false); consoleToGUI.clear(); String startIP = inputStartIP.getText(); String endIP = inputEndIP.getText(); int portNum = Integer.parseInt(inputPortNum.getText().equals("")? "0" : inputPortNum.getText()); /* * 输入校验 */ if (startIP.equals("")) { JOptionPane.showMessageDialog(null, "请输入起始IP"); return; } else if (endIP.equals("")) { JOptionPane.showMessageDialog(null, "请输入结束IP"); return; } else if (portNum == 0) { JOptionPane.showMessageDialog(null, "开设端口数不能为0"); return; } if (startIP.split("\\.").length != 4) { JOptionPane.showMessageDialog(null, "起始IP输入错误"); return; } else if (endIP.split("\\.").length != 4) { JOptionPane.showMessageDialog(null, "结束IP输入错误"); return; } String plan = null; if (planA.isSelected()) plan = "A"; else if (planB.isSelected()) plan = "B"; else if (planC.isSelected()) plan = "C"; /* 开始搜索 */ OutputResultThread outputResultThread = new OutputResultThread(); outputResultThread.start(); new SearchThread(plan, startIP, endIP, portNum, timeLabel, outputResultThread).start(); }); /* * Connect 点击事件 */ connectButton.addActionListener((ActionEvent e)->{ if (jcb.getSelectedItem() == null) { JOptionPane.showMessageDialog(null, "请选择可用IP地址"); return; } try { Runtime.getRuntime().exec("explorer ftp://" + jcb.getSelectedItem()); } catch (IOException ioException) { ioException.printStackTrace(); } }); } }