lclient1.java

实现简单聊天、群聊以及点对点文件传输,有兴趣的朋友可以拿去

        jLabel3.setText("文件：");

        jButton6.setText("发送文件");
        jButton6.setEnabled(false);
        jButton6.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton6ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel6Layout = new javax.swing.GroupLayout(jPanel6);
        jPanel6.setLayout(jPanel6Layout);
        jPanel6Layout.setHorizontalGroup(
            jPanel6Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel6Layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel3)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, 259, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(19, 19, 19)
                .addComponent(jButton5)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jButton6, javax.swing.GroupLayout.DEFAULT_SIZE, 125, Short.MAX_VALUE)
                .addContainerGap())
        );
        jPanel6Layout.setVerticalGroup(
            jPanel6Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel6Layout.createSequentialGroup()
                .addGroup(jPanel6Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton5)
                    .addComponent(jLabel3)
                    .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton6))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        jPanel7.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "文件接收", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font("宋体", 0, 12), new java.awt.Color(0, 0, 0)));

        jTextField3.setEnabled(false);

        jButton7.setText("另存为：");
        jButton7.setEnabled(false);
        jButton7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton7ActionPerformed(evt);
            }
        });

        jButton8.setText("接受文件");
        jButton8.setEnabled(false);
        jButton8.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton8ActionPerformed(evt);
            }
        });

        jButton9.setText("拒绝接收");
        jButton9.setEnabled(false);
        jButton9.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton9ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel7Layout = new javax.swing.GroupLayout(jPanel7);
        jPanel7.setLayout(jPanel7Layout);
        jPanel7Layout.setHorizontalGroup(
            jPanel7Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel7Layout.createSequentialGroup()
                .addComponent(jButton7)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, 261, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(jButton8)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jButton9)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel7Layout.setVerticalGroup(
            jPanel7Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel7Layout.createSequentialGroup()
                .addGroup(jPanel7Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton7)
                    .addComponent(jButton8)
                    .addComponent(jButton9))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 229, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jPanel4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jPanel7, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jPanel6, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(jPanel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jPanel5, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED))
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 28, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(31, 31, 31)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jPanel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jPanel6, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jPanel7, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jPanel4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addComponent(jPanel5, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents
public void Message(String io)
{
       JOptionPane.showMessageDialog(this, io,"注意！",JOptionPane.INFORMATION_MESSAGE);
}
static String ming,ip,ren;
    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        // TODO add your handling code here:
        new Thread(new Runnable() {
                    public void run() {
                        try {
                            String username = jTextField1.getText();
                            if(username.equals(""))
                            {
                                Message("用户昵称不能为空！");
                                return;
                            }
                            jComboBox1.addItem("大家");
                            String s = new String("当前登陆：" + username);
                            DengLu.out.writeUTF(s);
                            
                            jLabel2.setText("  欢迎进入，祝聊天愉快！");
                            jButton1.setEnabled(false);
                            jTextField1.setEnabled(false);
                            jButton2.setEnabled(true);
                            jTextArea2.setEnabled(true);
                            jTextArea1.setEnabled(true);
                            jButton3.setEnabled(true);
                            jComboBox1.setEnabled(true);
                            jButton4.setEnabled(true);
                            jTextArea3.setEnabled(true);
                            jTextArea4.setEnabled(true);
                            jTextField2.setEnabled(true);
                            jButton5.setEnabled(true);
                            jButton6.setEnabled(true);
                       
                            while (true) {
                                String xx = null;
                                xx = DengLu.in.readUTF();
                                if (xx.startsWith("当前登录：")) {
                                    jTextArea4.append(xx.substring(xx.indexOf("：") + 1) + " 上线了" + "\n");
                                    jComboBox1.addItem(xx.substring(xx.indexOf("：") + 1));
                                } else if (xx.startsWith("用户离开：")) {
                                   
                                    jTextArea4.append(xx.substring(xx.indexOf("：") + 1) + " 离开了" + "\n");
                                    jComboBox1.removeItem(xx.substring(xx.indexOf("：") + 1));
                                } else if (xx.startsWith("私人聊天：")) {
                                    
                                    try {
                                        AudioStream music = new AudioStream(new FileInputStream("D:/qq/ound/msg.wav"));
                                        AudioData data = music.getData (); //创建AudioData源
                                        ContinuousAudioDataStream cas = new ContinuousAudioDataStream (data);
                                        
                                         AudioPlayer.player.start(cas); //播放  
                                          // AudioPlayer.player.stop(music); //停止  
                                         } catch (Exception e) {
                                         System.out.println(e);
                                        }                        // 播放声音文件不能成功，有警告！
                                    
                                    int hour = Calendar.getInstance().get(Calendar.HOUR_OF_DAY); 
                                    int minuts = Calendar.getInstance().get(Calendar.MINUTE); 
                                    int second = Calendar.getInstance().get(Calendar.SECOND); 
                                    jTextArea1.append("时间：" + hour + ":" + minuts + ":" + second + "\n"); 
                                     jTextArea1.append(xx.substring(xx.indexOf("：") + 1) + "\n");
                                } else if (xx.startsWith("公共聊天：")) {
                                    int hour = Calendar.getInstance().get(Calendar.HOUR_OF_DAY); //取得时间
                                    int minuts = Calendar.getInstance().get(Calendar.MINUTE); 
                                    int second = Calendar.getInstance().get(Calendar.SECOND); 
                                    jTextArea2.append("时间：" + hour + ":" + minuts + ":" + second + "\n"); 
                                    jTextArea2.append(xx.substring(xx.indexOf("：") + 1) + "\n");
                                } else if (xx.startsWith("系统消息："))
                                {
                                    jTextArea2.append(xx + "\n");
                                }else if (xx.startsWith("注意！"))
                                {
                                    jButton7.setEnabled(true);
                                    jButton8.setEnabled(true);
                                    jButton9.setEnabled(true);
                                    jTextField3.setEnabled(true);
                                    
                                    jTextArea1.append(xx);
                                    ren = xx.substring(xx.indexOf("！") + 1, xx.indexOf("传送文件："));
                                    ming = xx.substring(xx.lastIndexOf("：") + 1,xx.lastIndexOf(" "));
                                } else if (xx.startsWith("文件来源："))
                                {
                                    ip = xx.substring(xx.indexOf("：") + 1);
                                } else if (xx.startsWith("文件传输完成！"))
                                {
                                    Message(xx);
                                }
                                else if (xx.startsWith("对方拒绝接收！"))
                                {
                                    //buf = null; //清空数组
                                    jTextArea1.append(xx + "\n");
                                }
                                else if (xx.startsWith("开始接收！"))
                                {
                                   jTextArea1.append("对方同意接收，开始传输文件..." + "\n");
                                }
                            }
                        } catch (IOException ex) {
                            Logger.getLogger(LClient1.class.getName()).log(Level.SEVERE, null, ex);
                        }
                    }
                }).start();
    }//GEN-LAST:event_jButton1ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        // TODO add your handling code here:
        try {

            String username = jTextField1.getText();
            String s = new String("用户离开：" + username);
            DengLu.out.writeUTF(s);                                        
   
        } catch (IOException ex) {
            Logger.getLogger(LClient1.class.getName()).log(Level.SEVERE, null, ex);
        } finally
        {
           new DengLu().setVisible(true);