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Share_My_Sheet
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8
README.md
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@ -1,10 +1,2 @@
# shareMySheet
ScreenCast System to share your Screen
Baixe o jar no endereço:
https://github.com/flschiavoni/shareMySheet/releases
Rode ele com java -jar ShareMySheet-20170126.jar
Seja feliz!

43
build.xml
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<project name="ShareMySheet" default="dist" basedir=".">
<description>
ScreenCast Build file
</description>
<!-- set global properties for this build -->
<property name="src" location="src"/>
<property name="build" location="build"/>
<property name="dist" location="dist"/>
<property name="ant.build.javac.source" value="1.7"/>
<property name="ant.build.javac.target" value="1.7"/>
<target name="init">
<!-- Create the time stamp -->
<tstamp/>
<!-- Create the build directory structure used by compile -->
<mkdir dir="${build}"/>
</target>
<target name="compile" depends="init" description="compile the source">
<!-- Compile the java code from ${src} into ${build} -->
<javac srcdir="${src}" destdir="${build}"/>
</target>
<target name="dist" depends="compile"
description="generate the distribution">
<!-- Create the distribution directory -->
<mkdir dir="${dist}/lib"/>
<!-- Put everything in ${build} into the MyProject-${DSTAMP}.jar file -->
<jar destfile="${dist}/lib/ShareMySheet-${DSTAMP}.jar" basedir="${build}">
<manifest>
<attribute name="Main-Class" value="br.edu.ufsj.sms.Main"/>
</manifest>
</jar>
</target>
<target name="clean"
description="clean up">
<!-- Delete the ${build} and ${dist} directory trees -->
<delete dir="${build}"/>
<delete dir="${dist}"/>
</target>
</project>

97
src/br/edu/ufsj/sms/GUI/ChatWindow.java
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/*
* 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 br.edu.ufsj.sms.GUI;
import java.awt.event.KeyEvent;
/**
*
* @author flavio
*/
public class ChatWindow extends javax.swing.JDialog {
private javax.swing.JButton jButton1;
private javax.swing.JEditorPane jEditorPane1;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JSplitPane jSplitPane1;
private javax.swing.JTextArea jTextArea1;
private MainWindow mainWindow;
public ChatWindow(MainWindow mainWindow) {
this.mainWindow = mainWindow;
initComponents();
}
/**
* 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.
*/
private void initComponents() {
this.setDefaultCloseOperation(javax.swing.WindowConstants.HIDE_ON_CLOSE);
this.setTitle("Chat Window");
this.setBounds(new java.awt.Rectangle(0, 0, 800, 600));
this.getContentPane().setLayout(new java.awt.BorderLayout(5, 5));
this.setPreferredSize(new java.awt.Dimension(800, 600));
jSplitPane1 = new javax.swing.JSplitPane();
jScrollPane1 = new javax.swing.JScrollPane();
jEditorPane1 = new javax.swing.JEditorPane();
jPanel1 = new javax.swing.JPanel();
jScrollPane2 = new javax.swing.JScrollPane();
jTextArea1 = new javax.swing.JTextArea();
jPanel2 = new javax.swing.JPanel();
jButton1 = new javax.swing.JButton();
jSplitPane1.setDividerLocation(500);
jSplitPane1.setOrientation(javax.swing.JSplitPane.VERTICAL_SPLIT);
jEditorPane1.setContentType("text/html");
jPanel1.setLayout(new java.awt.BorderLayout());
jTextArea1.setColumns(20);
jTextArea1.setRows(5);
jTextArea1.addKeyListener(new java.awt.event.KeyAdapter() {
@Override
public void keyTyped(java.awt.event.KeyEvent evt) {
if (evt.getKeyChar() == '\n') {
sendMessage();
}
}
});
jButton1.setText("Send");
jScrollPane1.setViewportView(jEditorPane1);
jScrollPane2.setViewportView(jTextArea1);
jSplitPane1.setTopComponent(jScrollPane1);
jPanel1.add(jScrollPane2, java.awt.BorderLayout.CENTER);
jPanel2.setLayout(new java.awt.FlowLayout(java.awt.FlowLayout.RIGHT));
jButton1.addActionListener((java.awt.event.ActionEvent evt) -> {
sendMessage();
});
jPanel2.add(jButton1);
jPanel1.add(jPanel2, java.awt.BorderLayout.PAGE_END);
jSplitPane1.setRightComponent(jPanel1);
getContentPane().add(jSplitPane1, java.awt.BorderLayout.CENTER);
pack();
}
private void sendMessage() {
if (jTextArea1.getText().trim().length() == 0) {
return;
}
mainWindow.sendChatMessage(jTextArea1.getText());
jTextArea1.setText("");
}
public void receiveChatMessage(String message) {
jEditorPane1.setText(message + jEditorPane1.getText());
}
}

102
src/br/edu/ufsj/sms/GUI/Login.java
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/*
* 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 br.edu.ufsj.sms.GUI;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSpinner;
import javax.swing.JTextField;
/**
*
* @author flavio
*/
public final class Login extends JDialog {
JLabel nameLabel = new JLabel("Name: ");
JLabel portLabel = new JLabel("Port: ");
JTextField nameField = new JTextField();
JSpinner portField = new JSpinner();
JButton okButton = new JButton("OK");
JButton cancelButton = new JButton("Cancel");
public Login() {
initComponents();
this.setSize(400, 150);
this.setModal(true);
}
public void initComponents() {
this.setTitle("Login");
portField.setModel(new javax.swing.SpinnerNumberModel(8000, 8000, 9000, 1));
nameField.setText(System.getProperty("user.name"));
JPanel topPanel = new JPanel(new GridBagLayout());
JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
buttonPanel.add(okButton);
buttonPanel.add(cancelButton);
GridBagConstraints gbc = new GridBagConstraints();
gbc.insets = new Insets(4, 4, 4, 4);
gbc.gridx = 0;
gbc.gridy = 0;
gbc.weightx = 0;
topPanel.add(nameLabel, gbc);
gbc.gridx = 1;
gbc.gridy = 0;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.weightx = 1;
topPanel.add(nameField, gbc);
gbc.gridx = 0;
gbc.gridy = 1;
gbc.fill = GridBagConstraints.NONE;
gbc.weightx = 0;
topPanel.add(portLabel, gbc);
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.gridx = 1;
gbc.gridy = 1;
gbc.weightx = 1;
topPanel.add(portField, gbc);
this.add(topPanel);
this.add(buttonPanel, BorderLayout.SOUTH);
okButton.addActionListener((ActionEvent e) -> {
Login.this.setVisible(false);
});
cancelButton.addActionListener((ActionEvent e) -> {
System.exit(0);
});
}
@Override
public String getName() {
return nameField.getText();
}
public int getPort() {
return ((Integer) portField.getValue());
}
}

182
src/br/edu/ufsj/sms/GUI/MainWindow.java
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/*
* 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 br.edu.ufsj.sms.GUI;
import br.edu.ufsj.sms.control.AlarmClock;
import br.edu.ufsj.sms.control.ImageTransformation;
import br.edu.ufsj.sms.control.ScreenShot;
import br.edu.ufsj.sms.net.ChatMessage;
import br.edu.ufsj.sms.net.ScreenCastMessage;
import br.edu.ufsj.sms.net.Socket;
import java.awt.AWTException;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Timer;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
/**
*
* @author flavio
*/
public class MainWindow extends javax.swing.JFrame {
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JLabel status;
private javax.swing.JPanel statusPanel;
private javax.swing.JTabbedPane tabbedPane;
private ChatWindow chatWindow;
private Socket socket;
private AlarmClock alarmClock;
private Timer timer;
public final static int TIME = 1000;
private String name;
private int port;
private float compressRatio;
public MainWindow(String name, int port) throws UnknownHostException {
this.name = name;
this.port = port;
this.compressRatio = 0.5f;
this.initComponents();
}
private void initComponents() throws UnknownHostException {
this.setJMenuBar(new MenuBar(this));
this.setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
this.setTitle("Share My Sheet");
jScrollPane1 = new javax.swing.JScrollPane();
tabbedPane = new javax.swing.JTabbedPane();
statusPanel = new javax.swing.JPanel();
status = new javax.swing.JLabel();
jScrollPane1.setViewportView(tabbedPane);
statusPanel.setLayout(new java.awt.FlowLayout(java.awt.FlowLayout.RIGHT));
status.setText("Connected on port " + this.port + " name " + this.name);
statusPanel.add(status);
this.getContentPane().add(jScrollPane1, java.awt.BorderLayout.CENTER);
this.getContentPane().add(statusPanel, java.awt.BorderLayout.PAGE_END);
this.pack();
this.socket = new Socket(this);
this.timer = new Timer();
this.chatWindow = new ChatWindow(this);
this.socket.start();
this.setSize(new java.awt.Dimension(1024, 768));
}
public void showChatWindow() {
this.chatWindow.setVisible(true);
}
public void showAboutWindow() {
}
public void shareMySheet(boolean status) {
if (status) {
this.timer = new Timer();
this.alarmClock = new AlarmClock(this);
this.timer.scheduleAtFixedRate(this.alarmClock, 0, MainWindow.TIME);
} else {
this.timer.cancel();
}
}
public void closeCurrentTab() {
tabbedPane.remove(tabbedPane.getSelectedIndex());
}
public void exit() {
this.chatWindow.setVisible(true);
this.setVisible(false);
this.dispose();
System.exit(0);
}
public void sendChatMessage(String text) {
ChatMessage message = new ChatMessage(this.name, text);
try {
this.socket.send(message.toByteArray());
} catch (IOException ex) {
Logger.getLogger(MainWindow.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void sendScreenCastMessage() {
byte[] msg = null;
try {
BufferedImage image = ScreenShot.takeAShot();
BufferedImage rescaled = ImageTransformation.resize(image, 1024, 768);
byte[] byteImage = ImageTransformation.compress(rescaled, compressRatio);
ScreenCastMessage message = new ScreenCastMessage(this.name, byteImage);
msg = message.toByteArray();
} catch (AWTException | IOException ex) {
Logger.getLogger(AlarmClock.class.getName()).log(Level.SEVERE, null, ex);
}
if (msg != null) {
try {
this.socket.send(msg);
} catch (IOException ex) {
Logger.getLogger(AlarmClock.class.getName()).log(Level.SEVERE, null, ex);
this.compressRatio -= 0.05f;
}
}
}
public void receiveScreenCastMessage(ScreenCastMessage message) {
ByteArrayInputStream bais = new ByteArrayInputStream(message.getImageByte());
BufferedImage image;
try {
image = ImageIO.read(bais);
ImageIcon imageIcon = new ImageIcon(image);
JLabel myShoot = new JLabel(imageIcon);
for (int i = 0; i < tabbedPane.getTabCount(); i++) {
String title = tabbedPane.getTitleAt(i);
if (title.equals(message.getName())) {
tabbedPane.setComponentAt(i, myShoot);
return;
}
}
tabbedPane.addTab(message.getName(), myShoot);
} catch (IOException ex) {
Logger.getLogger(MainWindow.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void receiveChatMessage(ChatMessage message) {
SimpleDateFormat dt = new SimpleDateFormat("dd/MM/yyyyy hh:mm:ss");
Date date = new Date();
chatWindow.receiveChatMessage(dt.format(date) + " "
+ "<b>" + message.getName() + "</b>: "
+ message.getText() + "<br>");
}
/**
* @return the port
*/
public int getPort() {
return port;
}
}

100
src/br/edu/ufsj/sms/GUI/MenuBar.java
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/*
* 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 br.edu.ufsj.sms.GUI;
import javax.swing.JMenuBar;
/**
*
* @author flavio
*/
public class MenuBar extends JMenuBar {
private javax.swing.JMenuItem aboutMenu;
private javax.swing.JMenuItem closeTabMenu;
private javax.swing.JMenu editMenu;
private javax.swing.JMenu fileMenu;
private javax.swing.JMenu helpMenu;
private javax.swing.JMenuItem exitMenu;
private javax.swing.JCheckBoxMenuItem shareMySheetMenu;
private javax.swing.JMenuItem showChatWindowMenu;
private javax.swing.JMenu viewMenu;
private final MainWindow mainWindow;
public MenuBar(MainWindow mainWindow) {
this.mainWindow = mainWindow;
this.initComponents();
}
private void initComponents() {
fileMenu = new javax.swing.JMenu();
closeTabMenu = new javax.swing.JMenuItem();
exitMenu = new javax.swing.JMenuItem();
editMenu = new javax.swing.JMenu();
shareMySheetMenu = new javax.swing.JCheckBoxMenuItem();
viewMenu = new javax.swing.JMenu();
showChatWindowMenu = new javax.swing.JMenuItem();
helpMenu = new javax.swing.JMenu();
aboutMenu = new javax.swing.JMenuItem();
fileMenu.setText("File");
closeTabMenu.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.CTRL_MASK));
closeTabMenu.setText("Close Current Tab");
closeTabMenu.addActionListener(this::closeTabMenuActionPerformed);
exitMenu.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F4, java.awt.event.InputEvent.ALT_MASK));
exitMenu.setText("Exit");
exitMenu.addActionListener(this::exitMenuActionPerformed);
fileMenu.add(closeTabMenu);
fileMenu.add(exitMenu);
this.add(fileMenu);
editMenu.setText("Edit");
shareMySheetMenu.setText("Share My Sheet!");
shareMySheetMenu.addActionListener(this::shareMySheetMenuActionPerformed);
editMenu.add(shareMySheetMenu);
this.add(editMenu);
viewMenu.setText("View");
showChatWindowMenu.setText("Chat Window");
showChatWindowMenu.addActionListener(this::showChatWindowMenuActionPerformed);
viewMenu.add(showChatWindowMenu);
this.add(viewMenu);
helpMenu.setText("Help");
aboutMenu.setText("About");
aboutMenu.addActionListener(this::aboutMenuActionPerformed);
helpMenu.add(aboutMenu);
this.add(helpMenu);
}
private void showChatWindowMenuActionPerformed(java.awt.event.ActionEvent evt) {
mainWindow.showChatWindow();
}
private void aboutMenuActionPerformed(java.awt.event.ActionEvent evt) {
mainWindow.showAboutWindow();
}
private void shareMySheetMenuActionPerformed(java.awt.event.ActionEvent evt) {
mainWindow.shareMySheet(shareMySheetMenu.isSelected());
if (shareMySheetMenu.isSelected()) {
shareMySheetMenu.setText("Stop sharing it!");
} else {
shareMySheetMenu.setText("Share My Sheer!");
}
}
private void closeTabMenuActionPerformed(java.awt.event.ActionEvent evt) {
mainWindow.closeCurrentTab();
}
private void exitMenuActionPerformed(java.awt.event.ActionEvent evt) {
mainWindow.exit();
}
}

66
src/br/edu/ufsj/sms/Main.java
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/*
* 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 br.edu.ufsj.sms;
import br.edu.ufsj.sms.GUI.Login;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author flavio
*/
public class Main {
/**
* @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(br.edu.ufsj.sms.GUI.MainWindow.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(br.edu.ufsj.sms.GUI.MainWindow.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(br.edu.ufsj.sms.GUI.MainWindow.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(br.edu.ufsj.sms.GUI.MainWindow.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
try {
Login login = new Login();
login.setVisible(true);
String name = login.getName();
int port = login.getPort();
login.dispose();
br.edu.ufsj.sms.GUI.MainWindow main;
main = new br.edu.ufsj.sms.GUI.MainWindow(name, port);
main.setVisible(true);
} catch (UnknownHostException ex) {
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
}
}
});
}
}

27
src/br/edu/ufsj/sms/control/AlarmClock.java
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/*
* 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 br.edu.ufsj.sms.control;
import br.edu.ufsj.sms.GUI.MainWindow;
import java.util.TimerTask;
/**
*
* @author flavio
*/
public class AlarmClock extends TimerTask {
private final MainWindow mainWindow;
public AlarmClock(MainWindow mainWindow) {
this.mainWindow = mainWindow;
}
@Override
public void run() {
this.mainWindow.sendScreenCastMessage();
}
}

70
src/br/edu/ufsj/sms/control/ImageTransformation.java
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/*
* 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 br.edu.ufsj.sms.control;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Iterator;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageOutputStream;
/**
*
* @author flavio
*/
public class ImageTransformation {
public static byte[] toByteArray(BufferedImage image) throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "jpg", baos);
byte[] data = baos.toByteArray();
return data;
}
public static byte[] compress(BufferedImage image, float scale) throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Iterator<ImageWriter> writers = ImageIO.getImageWritersByFormatName("jpg");
ImageWriter writer = writers.next();
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionQuality(scale);
ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
writer.setOutput(ios);
writer.write(null, new IIOImage(image, null, null), param);
byte[] data = baos.toByteArray();
writer.dispose();
return data;
}
public static BufferedImage resize(BufferedImage img, int maxWidth, int maxHeight) throws IOException {
int scaledWidth = 0;
int scaledHeight = 0;
scaledWidth = maxWidth;
scaledHeight = (int) (img.getHeight() * ((double) scaledWidth / img.getWidth()));
if (scaledHeight > maxHeight) {
scaledHeight = maxHeight;
scaledWidth = (int) (img.getWidth() * ((double) scaledHeight / img.getHeight()));
if (scaledWidth > maxWidth) {
scaledWidth = maxWidth;
scaledHeight = maxHeight;
}
}
Image resized = img.getScaledInstance(scaledWidth, scaledHeight, Image.SCALE_SMOOTH);
BufferedImage buffered = new BufferedImage(scaledWidth, scaledHeight, Image.SCALE_REPLICATE);
buffered.getGraphics().drawImage(resized, 0, 0, null);
return buffered;
}
}

27
src/br/edu/ufsj/sms/control/ScreenShot.java
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/*
* 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 br.edu.ufsj.sms.control;
import java.awt.AWTException;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.IOException;
/**
*
* @author flavio
*/
public class ScreenShot {
public static BufferedImage takeAShot() throws AWTException, IOException {
Robot robot = new Robot();
Rectangle screenRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
BufferedImage output = robot.createScreenCapture(screenRect);
return output;
}
}

49
src/br/edu/ufsj/sms/net/ChatMessage.java
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/*
* 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 br.edu.ufsj.sms.net;
/**
*
* @author flavio
*/
public class ChatMessage extends Message{
private String text;
private String name;
public ChatMessage(String name, String text){
this.name = name;
this.text = text;
}
/**
* @return the name
*/
public String getName() {
return name;
}
/**
* @param name the name to set
*/
public void setName(String name) {
this.name = name;
}
/**
* @return the text
*/
public String getText() {
return text;
}
/**
* @param text the text to set
*/
public void setText(String text) {
this.text = text;
}
}

27
src/br/edu/ufsj/sms/net/Message.java
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/*
* 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 br.edu.ufsj.sms.net;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.io.Serializable;
/**
*
* @author flavio
*/
public abstract class Message implements Serializable{
public byte[] toByteArray() throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(baos);
out.writeObject(this);
out.flush();
return baos.toByteArray();
}
}

53
src/br/edu/ufsj/sms/net/ScreenCastMessage.java
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/*
* 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 br.edu.ufsj.sms.net;
/**
*
* @author flavio
*/
public class ScreenCastMessage extends Message {
private String name;
private byte[] imageByte;
public ScreenCastMessage() {
}
public ScreenCastMessage(String name, byte[] imageByte) {
this.name = name;
this.imageByte = imageByte;
}
/**
* @return the name
*/
public String getName() {
return name;
}
/**
* @param name the name to set
*/
public void setName(String name) {
this.name = name;
}
/**
* @return the imageByte
*/
public byte[] getImageByte() {
return imageByte;
}
/**
* @param imageByte the image to set
*/
public void setImageByte(byte[] imageByte) {
this.imageByte = imageByte;
}
}

79
src/br/edu/ufsj/sms/net/Socket.java
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@ -1,79 +0,0 @@
/*
* 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 br.edu.ufsj.sms.net;
import br.edu.ufsj.sms.GUI.MainWindow;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.net.DatagramPacket;
import java.net.InetAddress;
import java.net.MulticastSocket;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author flavio
*/
public class Socket extends Thread {
private MulticastSocket multicastSocket;
private InetAddress address;
private MainWindow main;
public final static String INET_ADDR = "224.0.0.3";
public Socket(MainWindow main) throws UnknownHostException {
this.main = main;
this.address = InetAddress.getByName(Socket.INET_ADDR);
try {
multicastSocket = new MulticastSocket(this.main.getPort());
multicastSocket.setSendBufferSize(256000);
multicastSocket.setReceiveBufferSize(256000);
multicastSocket.setReuseAddress(true);
multicastSocket.joinGroup(address);
} catch (IOException ex) {
System.out.println("There is no socket connection. Sorry.");
System.out.println(ex.toString());
}
}
public void send(byte[] msg) throws IOException {
DatagramPacket msgPacket;
msgPacket = new DatagramPacket(msg, msg.length, this.address, this.main.getPort());
multicastSocket.send(msgPacket);
}
public void receive() throws UnknownHostException, IOException, ClassNotFoundException {
byte[] buf = new byte[256000];
while (true) {
// Receive the information and print it.
DatagramPacket msgPacket = new DatagramPacket(buf, buf.length);
multicastSocket.receive(msgPacket);
ByteArrayInputStream bis = new ByteArrayInputStream(msgPacket.getData());
ObjectInput in = new ObjectInputStream(bis);
Object message;
message = in.readObject();
if (message instanceof ScreenCastMessage) {
this.main.receiveScreenCastMessage((ScreenCastMessage) message);
}
if (message instanceof ChatMessage) {
this.main.receiveChatMessage((ChatMessage) message);
}
}
}
@Override
public void run() {
try {
this.receive();
} catch (IOException | ClassNotFoundException ex) {
Logger.getLogger(Socket.class.getName()).log(Level.SEVERE, null, ex);
}
}
}