Client.java

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package client.chat_infra;

import java.io.*;
import java.net.*;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JList;
import javax.swing.ListModel;

/**
 *
 * @author lider
 */
public class Client extends javax.swing.JFrame {
    
    private int port = 3000;
    private Socket socket;
    private InetAddress serverAddr;
    private byte[] server = {(byte)192, (byte) 168, 0, 101};
    PrintWriter writer;
    BufferedReader reader;
    ArrayList<String> users = new ArrayList();
    String nome;
    
    /**
     * Creates new form Client
     */
    public Client() {
        initComponents();
        jLayeredPane2.setVisible(false);
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jLayeredPane1 = new javax.swing.JLayeredPane();
        jDesktopPane1 = new javax.swing.JDesktopPane();
        labelChat = new javax.swing.JLabel();
        userName = new javax.swing.JTextField();
        connectButton = new javax.swing.JButton();
        exitButton = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        warningArea = new javax.swing.JTextArea();
        jLayeredPane2 = new javax.swing.JLayeredPane();
        jDesktopPane2 = new javax.swing.JDesktopPane();
        sendText = new javax.swing.JTextField();
        sendButton = new javax.swing.JButton();
        jScrollPane2 = new javax.swing.JScrollPane();
        chatArea = new javax.swing.JTextPane();
        jPanel2 = new javax.swing.JPanel();
        jScrollPane5 = new javax.swing.JScrollPane();
        usersList = new javax.swing.JList<>();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Chat InfraCom");
        setName("Chat InfraCom"); // NOI18N
        setResizable(false);

        jDesktopPane1.setBackground(new java.awt.Color(240, 240, 240));

        labelChat.setFont(new java.awt.Font("Tahoma", 1, 48)); // NOI18N
        labelChat.setText("Chat InfraCom");

        userName.setFont(new java.awt.Font("Tahoma", 0, 12)); // NOI18N
        userName.setToolTipText("Nome");
        userName.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "Nome", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font("Tahoma", 1, 12))); // NOI18N
        userName.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                userNameActionPerformed(evt);
            }
        });

        connectButton.setFont(new java.awt.Font("Tahoma", 0, 12)); // NOI18N
        connectButton.setText("Conectar");
        connectButton.setToolTipText("Conectar");
        connectButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                connectButtonActionPerformed(evt);
            }
        });

        exitButton.setFont(new java.awt.Font("Tahoma", 0, 12)); // NOI18N
        exitButton.setText("Sair");
        exitButton.setToolTipText("Sair");
        exitButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitButtonActionPerformed(evt);
            }
        });

        warningArea.setEditable(false);
        warningArea.setBackground(new java.awt.Color(240, 240, 240));
        warningArea.setColumns(1);
        warningArea.setRows(1);
        warningArea.setOpaque(false);
        jScrollPane1.setViewportView(warningArea);

        jDesktopPane1.setLayer(labelChat, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane1.setLayer(userName, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane1.setLayer(connectButton, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane1.setLayer(exitButton, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane1.setLayer(jScrollPane1, javax.swing.JLayeredPane.DEFAULT_LAYER);

        javax.swing.GroupLayout jDesktopPane1Layout = new javax.swing.GroupLayout(jDesktopPane1);
        jDesktopPane1.setLayout(jDesktopPane1Layout);
        jDesktopPane1Layout.setHorizontalGroup(
            jDesktopPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jDesktopPane1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(connectButton, javax.swing.GroupLayout.PREFERRED_SIZE, 176, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(exitButton, javax.swing.GroupLayout.PREFERRED_SIZE, 174, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
            .addGroup(jDesktopPane1Layout.createSequentialGroup()
                .addGap(151, 151, 151)
                .addGroup(jDesktopPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(userName, javax.swing.GroupLayout.PREFERRED_SIZE, 356, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(labelChat))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jDesktopPane1Layout.createSequentialGroup()
                .addGap(0, 0, Short.MAX_VALUE)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 400, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(129, 129, 129))
        );
        jDesktopPane1Layout.setVerticalGroup(
            jDesktopPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jDesktopPane1Layout.createSequentialGroup()
                .addGap(86, 86, 86)
                .addComponent(labelChat)
                .addGap(136, 136, 136)
                .addComponent(userName, javax.swing.GroupLayout.PREFERRED_SIZE, 58, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jDesktopPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(connectButton, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(exitButton, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 47, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(34, 34, 34))
        );

        jLayeredPane1.setLayer(jDesktopPane1, javax.swing.JLayeredPane.DEFAULT_LAYER);

        javax.swing.GroupLayout jLayeredPane1Layout = new javax.swing.GroupLayout(jLayeredPane1);
        jLayeredPane1.setLayout(jLayeredPane1Layout);
        jLayeredPane1Layout.setHorizontalGroup(
            jLayeredPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane1)
        );
        jLayeredPane1Layout.setVerticalGroup(
            jLayeredPane1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane1)
        );

        jDesktopPane2.setOpaque(false);

        sendText.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                sendTextActionPerformed(evt);
            }
        });

        sendButton.setText("Enviar");
        sendButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                sendButtonActionPerformed(evt);
            }
        });

        chatArea.setEditable(false);
        jScrollPane2.setViewportView(chatArea);

        jDesktopPane2.setLayer(sendText, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane2.setLayer(sendButton, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jDesktopPane2.setLayer(jScrollPane2, javax.swing.JLayeredPane.DEFAULT_LAYER);

        javax.swing.GroupLayout jDesktopPane2Layout = new javax.swing.GroupLayout(jDesktopPane2);
        jDesktopPane2.setLayout(jDesktopPane2Layout);
        jDesktopPane2Layout.setHorizontalGroup(
            jDesktopPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jDesktopPane2Layout.createSequentialGroup()
                .addComponent(sendText, javax.swing.GroupLayout.DEFAULT_SIZE, 559, Short.MAX_VALUE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(sendButton, javax.swing.GroupLayout.PREFERRED_SIZE, 85, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(6, 6, 6))
            .addComponent(jScrollPane2)
        );
        jDesktopPane2Layout.setVerticalGroup(
            jDesktopPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jDesktopPane2Layout.createSequentialGroup()
                .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 512, Short.MAX_VALUE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(jDesktopPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(sendText, javax.swing.GroupLayout.PREFERRED_SIZE, 36, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(sendButton, javax.swing.GroupLayout.PREFERRED_SIZE, 36, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addContainerGap())
        );

        jPanel2.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));

        usersList.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));
        jScrollPane5.setViewportView(usersList);

        javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
        jPanel2.setLayout(jPanel2Layout);
        jPanel2Layout.setHorizontalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane5, javax.swing.GroupLayout.DEFAULT_SIZE, 147, Short.MAX_VALUE)
        );
        jPanel2Layout.setVerticalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane5, javax.swing.GroupLayout.DEFAULT_SIZE, 338, Short.MAX_VALUE)
        );

        jLayeredPane2.setLayer(jDesktopPane2, javax.swing.JLayeredPane.DEFAULT_LAYER);
        jLayeredPane2.setLayer(jPanel2, javax.swing.JLayeredPane.DEFAULT_LAYER);

        javax.swing.GroupLayout jLayeredPane2Layout = new javax.swing.GroupLayout(jLayeredPane2);
        jLayeredPane2.setLayout(jLayeredPane2Layout);
        jLayeredPane2Layout.setHorizontalGroup(
            jLayeredPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane2)
            .addGroup(jLayeredPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jLayeredPane2Layout.createSequentialGroup()
                    .addContainerGap(202, Short.MAX_VALUE)
                    .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addContainerGap(309, Short.MAX_VALUE)))
        );
        jLayeredPane2Layout.setVerticalGroup(
            jLayeredPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane2)
            .addGroup(jLayeredPane2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jLayeredPane2Layout.createSequentialGroup()
                    .addContainerGap(81, Short.MAX_VALUE)
                    .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addContainerGap(149, Short.MAX_VALUE)))
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jLayeredPane1, javax.swing.GroupLayout.Alignment.TRAILING)
            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addComponent(jLayeredPane2, javax.swing.GroupLayout.Alignment.TRAILING))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jLayeredPane1, javax.swing.GroupLayout.Alignment.TRAILING)
            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addComponent(jLayeredPane2, javax.swing.GroupLayout.Alignment.TRAILING))
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void sendButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_sendButtonActionPerformed
        // TODO add your handling code here:
        String msg = "";
        if ((sendText.getText()).equals(msg)) {
            sendText.setText("");
            sendText.requestFocus();
        } else {
            try {
               writer.println(nome + ":" + sendText.getText() + ":" + "Chat");
               writer.flush(); // flushes the buffer
            } catch (Exception ex) {
                chatArea.setText(msg);
                //chatArea.append("A mensagem não foi enviada. \n");
            }
            sendText.setText("");
            sendText.requestFocus();
        }

        sendText.setText("");
        sendText.requestFocus();
         
    }//GEN-LAST:event_sendButtonActionPerformed

    private void exitButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitButtonActionPerformed
        // TODO add your handling code here:
        System.exit(0);
    }//GEN-LAST:event_exitButtonActionPerformed

    private void connectButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_connectButtonActionPerformed
        // TODO add your handling code here:
        userName.setEditable(false);
        nome = userName.getText();
        
        try {
            serverAddr = InetAddress.getByAddress(server);
            socket = new Socket(serverAddr, port);
            warningArea.setText("Conectando " + nome + "...");
            jLayeredPane1.setVisible(false);
            jLayeredPane2.setVisible(true);
            jDesktopPane2.setVisible(true);
            jPanel2.setVisible(false);
            sendText.requestFocus();
            InputStreamReader streamReader = new InputStreamReader(socket.getInputStream());
            reader = new BufferedReader(streamReader);
            writer = new PrintWriter(socket.getOutputStream());
            System.out.println(nome);
            writer.println(nome + ":Conectou.:Connect");
            writer.flush();
            
        } catch (IOException ex) {
            jDesktopPane2.setVisible(false);
            jDesktopPane1.setVisible(true);
            Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex);
            warningArea.setText("Falha ao se conectar!");
        }
        ListenThread();
    }//GEN-LAST:event_connectButtonActionPerformed

    private void sendTextActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_sendTextActionPerformed
        // TODO add your handling code here:
        
        String msg;
        sendText.setEditable(false);
        msg = sendText.getText();
        sendMessage(msg);
    }//GEN-LAST:event_sendTextActionPerformed

    private void userNameActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_userNameActionPerformed
        // TODO add your handling code here:
        userName.setEditable(false);
        nome = userName.getText();
        
        try {
            serverAddr = InetAddress.getLocalHost();
            socket = new Socket("localhost", port);
            warningArea.setText("Conectando " + nome + "...");
            jLayeredPane1.setVisible(false);
            jLayeredPane2.setVisible(true);
            jDesktopPane2.setVisible(true);
            
            sendText.requestFocus();
            InputStreamReader streamReader = new InputStreamReader(socket.getInputStream());
            reader = new BufferedReader(streamReader);
            writer = new PrintWriter(socket.getOutputStream());
            System.out.println(nome);
            writer.println(nome + ":Conectou.:Connect");
            writer.flush();
            
        } catch (IOException ex) {
            jDesktopPane2.setVisible(false);
            jDesktopPane1.setVisible(true);
            Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex);
            warningArea.setText("Falha ao se conectar!");
        }
        ListenThread();
    
    }//GEN-LAST:event_userNameActionPerformed
/**/
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(Client.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(Client.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(Client.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(Client.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>
        
        
        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new Client().setVisible(true);
                
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextPane chatArea;
    private javax.swing.JButton connectButton;
    private javax.swing.JButton exitButton;
    private javax.swing.JDesktopPane jDesktopPane1;
    private javax.swing.JDesktopPane jDesktopPane2;
    private javax.swing.JLayeredPane jLayeredPane1;
    private javax.swing.JLayeredPane jLayeredPane2;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JScrollPane jScrollPane5;
    private javax.swing.JLabel labelChat;
    private javax.swing.JButton sendButton;
    private javax.swing.JTextField sendText;
    private javax.swing.JTextField userName;
    private javax.swing.JList<String> usersList;
    private javax.swing.JTextArea warningArea;
    // End of variables declaration//GEN-END:variables

    private void ListenThread() {
        Thread incomingReader = new Thread(new IncomingReader());
        incomingReader.start();
    }

    

    private void sendMessage(String msg) {
        String nothing = "";
        if ((sendText.getText()).equals(nothing)) {
            sendText.setText("");
            sendText.requestFocus();
        } else {
            try {
               writer.println(nome + ":" + sendText.getText() + ":" + "Chat");
               writer.flush(); // flushes the buffer
            } catch (Exception ex) {
                System.out.println("A mensagem não foi enviada. \n");
            }
            sendText.setText("");
            sendText.requestFocus();
            sendText.setEditable(true);
    }
}
    public class IncomingReader implements Runnable {

        @Override
        public void run() {
            String[] data;
            String stream, done="Done", connect="Connect", disconnect="Disconnect", chat="Chat", userList = "userList";
            
            try {
                while ((stream = reader.readLine()) != null) {
                    data = stream.split(":");
                    if (data[2].equals(chat)) {
                        if (data[0].equalsIgnoreCase(nome)) {
                            chatArea.setText(chatArea.getText() + "[Você] " + data[1] + "\n");
                            chatArea.setCaretPosition(chatArea.getDocument().getLength());
                        } else {
                            chatArea.setText(chatArea.getText() + "[" + data[0] + "] " + data[1] + "\n");
                            chatArea.setCaretPosition(chatArea.getDocument().getLength());
                        }
                    } else if (data[2].equals(connect)) {
                        chatArea.removeAll();
                        userAdd(data[0]);
                    } else if (data[2].equals(done)) {
                        writeUsers();
                        users.clear();
                    } else if (data[2].equals(userList)) {
                        System.out.println(stream);
                        userAdd(data[1]);
                    }
                }
            } catch (Exception ex) {
                writeUsers();
                users.clear();
            }
        }

        private void userAdd(String data) {
            users.add(data);
        }

        private void writeUsers() {
            String[] tempList = new String [users.size()];
            users.toArray(tempList);
            for (String token:tempList) {
                
            }
        }
    
}

}