java GUI简易聊天程序.docx

简易聊天程序，java GUI。（先运行服务器端，后运行客户端）服务器端/* * To change this template, choose Tools | Templates * and open the template in the editor. */package TCPServer;import .*;import java.util.Date;import java.awt.*;import java.awt.event.*;import java.io.*;import javax.swing.*;public class TCPServer extends JFrame String str1; JLabel l1, l2; JTextField jtf1; JTextArea jt1, jt2; JButton jb1, jb2; Container con = this.getContentPane(); Socket s; public TCPServer() throws IOException this.setBounds(100, 100, 400, 500); this.setTitle(服务端); con.setLayout(new FlowLayout(); l1 = new JLabel(请输入聊天内容，按发送按钮发送聊天信息,无用户时不可聊天); l2 = new JLabel(输入路径); jtf1 = new JTextField(10); jt1 = new JTextArea(3, 24); jt2 = new JTextArea(18, 30); jt1.setLineWrap(true); jt2.setLineWrap(true); jt1.setBackground(Color.pink); jt2.setBackground(Color.pink); jt1.setEditable(false); jt2.setEditable(false); jb1 = new JButton(发送); jb2 = new JButton(保存聊天记录); jb1.setEnabled(false); JScrollPane jsp = new JScrollPane(jt2); jb1.addActionListener(new ActionListener() Override public void actionPerformed(ActionEvent e) OutputStream os; DataOutputStream dos = null; Date date = new Date(); int hour = date.getHours(); int minute = date.getMinutes(); int second = date.getSeconds(); String min = minute 9 ? (minute + ) : (0 + minute); String sec = second 9 ? (second + ) : (0 + second); try os = s.getOutputStream(); dos = new DataOutputStream(os); catch (IOException e2) String str = jt1.getText(); jt1.setText(); jt2.setEditable(true); jt2.append(服务端 + + hour + : + min + : + sec + rn + str + rn); jt2.setEditable(false); try dos.writeUTF(str); dos.flush(); catch (IOException e1) ); jb2.addActionListener(new ActionListener() Override public void actionPerformed(ActionEvent e) if (jtf1.getText().trim().equals() JOptionPane.showMessageDialog(null, 您还未输入保存路径！); else String url = jtf1.getText(); File f = new File(url, 与 + str1 + 聊天记录.txt); try BufferedWriter bw = new BufferedWriter(new FileWriter(f); bw.write(jt2.getText(); bw.flush(); bw.close(); JOptionPane.showMessageDialog(null, 保存成功); catch (IOException e1) ); con.add(l1); con.add(jt1); con.add(jb1); con.add(jsp); con.add(l2); con.add(jtf1); con.add(jb2); this.setResizable(false); this.setVisible(true); ServerSocket ss = new ServerSocket(8889); while (true) s = ss.accept(); System.out.println(A client has been connected.); DataInputStream dis = new DataInputStream(s.getInputStream(); System.out.println(dis.readUTF(); str1 = dis.readUTF(); this.setTitle(服务端与 + str1 + 聊天中); jb1.setEnabled(true); jt1.setEditable(true); while (true) Date date = new Date(); int hour = date.getHours(); int minute = date.getMinutes(); int second = date.getSeconds(); String min = minute 9 ? (minute + ) : (0 + minute); String sec = second 9 ? (second + ) : (0 + second); String str = jt1.getText(); jt2.append(str1 + + hour + : + min + : + sec + rn + dis.readUTF() + rn);/一次只能打印一个，采用死循环 public static void main(String args) throws IOException TCPServer t1 = new TCPServer(); t1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 我是分隔线客户端/* * To change this template, choose Tools | Templates * and open the template in the editor. */package TCPClient;import .*;import java.util.Date;import java.awt.*;import java.awt.event.*;import java.io.*;import javax.swing.*;public class TCPClient extends JFrame String str1 = ; while (true) str1 = JOptionPane.showInputDialog(请输入你的网名：); if (str1 != null) break; JLabel l1, l2; JTextField jtf1; JTextArea jt1, jt2; JButton jb1, jb2; Container con = this.getContentPane(); Socket s = new Socket(, 8889); OutputStream os = s.getOutputStream(); DataOutputStream dos = new DataOutputStream(os); dos.writeUTF(连接成功！n你好，服务端，我是: + str1); dos.writeUTF(str1); dos.flush(); public TCPClient() throws Exception this.setBounds(600, 100, 400, 500); this.setTitle(用户: + str1); con.setLayout(new FlowLayout(); l1 = new JLabel(请输入聊天内容，按发送按钮发送聊天信息,无用户时不可聊天); l2 = new JLabel(输入路径); jtf1 = new JTextField(10); jt1 = new JTextArea(3, 24); jt2 = new JTextArea(18, 30); jt1.setLineWrap(true); jt2.setLineWrap(true); jt1.setBackground(Color.pink); jt2.setBackground(Color.pink); jt2.setEditable(false); jb1 = new JButton(发送); jb2 = new JButton(保存聊天记录); JScrollPane jsp = new JScrollPane(jt2); con.add(l1); con.add(jt1); con.add(jb1); con.add(jsp); con.add(l2); con.add(jtf1); con.add(jb2); this.setResizable(false); this.setVisible(true); jb1.addActionListener(new ActionListener() Override public void actionPerformed(ActionEvent e) Date date = new Date(); int hour = date.getHours(); int minute = date.getMinutes(); int second = date.getSeconds(); String min = minute 9 ? (minute + ) : (0 + minute); String sec = second 9 ? (second + ) : (0 + second); String str = jt1.getText(); jt1.setText(); jt2.setEditable(true); jt2.append(str1 + + hour + : + min + : + sec + rn + str + rn); jt2.setEditable(false); try dos.writeUTF(str); dos.flush(); catch (IOException e1) ); jb2.addActionListener(new ActionListener() Override public void actionPerformed(ActionEvent e) if (jtf1.getText().trim().equals() JOptionPane.showMessageDialog(null, 您还未输入保存路径！); else String url = jtf1.getText(); File f = new File(url, 与服务端聊天记录.txt); try BufferedWriter bw = new BufferedWriter(new FileWriter(f); bw.write(jt2.getText(); bw.flush(); bw.close(); JOptionPane.showMessageDialog(null, 保存成功); catch (IOException e1) ); while (true) DataInputStream dis = new DataInputStream(s.getInputStream(); while (true) Date date = new Date(); int hour = date.getHours(); int minute = date.getMinutes(); int second = date.getSeconds(); String min = minute 9 ? (minute + ) : (0 + minute); String se