Java+socket

Lidianecosta · Julho 10, 2007, 8:33am

aí vai o código do meu programa:

------------------------------CLASSE CLIENTE----------------------------
import java.io.IOException;
import java.io.PrintStream;
import java.net.Socket;

/**
*

@author LIDI_LINDA
*/
public class Cliente{

/** Creates a new instance of Cliente */
public Cliente() {
}

public PrintStream Cliente(String saida){
Socket s = null;

  //Declaro a Stream de saida de dados
  PrintStream ps = null;
  
  try{
      
      //Cria o socket com o recurso desejado na porta especificada
      s = new Socket("127.0.0.1",8000);
      
      //Cria a Stream de saida de dados
      ps = new PrintStream(s.getOutputStream());
     ps.println(saida);
      //Imprime uma linha para a stream de saída de dados
  
  //Trata possíveis exceções
  }catch(IOException e){
      
      e.printStackTrace();

  }finally{
      
      try{
          
          //Encerra o socket cliente
          s.close();
          
      }catch(IOException e){}
  
  }

System.out.println(ps);
return ps;
}
}
------------------------------Classe Servidora------------------------------------
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.ServerSocket;
import java.net.Socket;

/**
*

@author LIDI_LINDA
*/
public class Servidor {

/** Creates a new instance of Servidor */
public Servidor() {
}

public static String StartServer(int porta){
// SERVIDOR

     ServerSocket serv=null; 
     
     //Declaro o Socket de comunicação
     Socket s= null;
     
     //Declaro o leitor para a entrada de dados
     BufferedReader entrada=null;
     
     // String de Saida
     String saida = "";
             
     try{
         
         //Cria o ServerSocket na porta se estiver disponível
         serv = new ServerSocket(porta);
    
         //Aguarda uma conexão na porta especificada e cria retorna o socket que irá comunicar com o cliente
         s = serv.accept();
         System.out.println("startado");
         
         //Cria um BufferedReader para o canal da stream de entrada de dados do socket s
         entrada = new BufferedReader(new InputStreamReader(s.getInputStream()));
           
         //Aguarda por algum dado e imprime a linha recebida quando recebe
    
         saida = entrada.readLine();
     
     //trata possíveis excessões de input/output. Note que as excessões são as mesmas utilizadas para as classes de java.io    
     }catch(IOException e){
     
         //Imprime uma notificação na saída padrão caso haja algo errado.
        // System.out.println("Algum problema ocorreu para criar ou receber o socket.");
     
     }finally{
         
         try{
             
             //Encerro o socket de comunicação
             s.close();
            
             //Encerro o ServerSocket
             serv.close();
             
         }catch(IOException e){
       }   
      
      }
     return saida;

}
-----------------------------------Classe Tela-------------------------------------
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.PrintStream;
import java.net.InetAddress;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;

/**
*

@author LIDI_LINDA
/
public class SisAlarmeTela extends javax.swing.JFrame {
private static boolean flag = false;
/* Creates new form SisAlarmeTela */
public SisAlarmeTela() {
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() {
  jLabel1 = new javax.swing.JLabel();
  jLabel2 = new javax.swing.JLabel();
  jLabel3 = new javax.swing.JLabel();
  jSeparator2 = new javax.swing.JSeparator();
  jPanel1 = new javax.swing.JPanel();
  jButton1 = new javax.swing.JButton();
  jButton2 = new javax.swing.JButton();
  jButton3 = new javax.swing.JButton();
  jDesktopPane1 = new javax.swing.JDesktopPane();
  jTextField1 = new javax.swing.JTextField();
  jButton4 = new javax.swing.JButton();
  jPanel2 = new javax.swing.JPanel();
  jLabel4 = new javax.swing.JLabel();
  jMenuBar1 = new javax.swing.JMenuBar();
  jMenu1 = new javax.swing.JMenu();
  jMenuItem1 = new javax.swing.JMenuItem();
  jMenu2 = new javax.swing.JMenu();
  
  setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
  setTitle(“Sistema de Alarme vers\u00e3o 1.0”);
  setExtendedState(600);
  setMaximizedBounds(new java.awt.Rectangle(200, 300, 600, 700));
  jLabel1.setFont(new java.awt.Font(“Times New Roman”, 1, 12));
  jLabel1.setText(“MARINHA DO BRASIL”);
  
  jLabel2.setFont(new java.awt.Font(“Times New Roman”, 1, 12));
  jLabel2.setText(“SISTEMA INTEGRADO DE ALARME”);
  
  jLabel3.setFont(new java.awt.Font(“Times New Roman”, 1, 14));
  jLabel3.setForeground(new java.awt.Color(204, 0, 51));
  
  jPanel1.setBackground(new java.awt.Color(204, 204, 204));
  jPanel1.setBorder(javax.swing.BorderFactory.createEtchedBorder(null, new java.awt.Color(204, 255, 255)));
  jButton1.setText(“Inc\u00eandio”);
  jButton1.setToolTipText(“Esse bot\u00e3o dispara a mensagem de fogo para todas as O.M. do complexo”);
  jButton1.addActionListener(new java.awt.event.ActionListener() {
  public void actionPerformed(java.awt.event.ActionEvent evt) {
  Fogo(evt);
  }
  });
  
  jButton2.setText(“Invas\u00e3o”);
  jButton2.setToolTipText(“Esse bot\u00e3o dispara a mensagem de assalto para todas as O.M. do complexo”);
  jButton2.addActionListener(new java.awt.event.ActionListener() {
  public void actionPerformed(java.awt.event.ActionEvent evt) {
  Assalto(evt);
  }
  });
  
  jButton3.setText(“Outra”);
  jButton3.setToolTipText(“Esse bot\u00e3o habilita a op\u00e7\u00e3o de envio de mensagens para todas as O.M. do complexo”);
  jButton3.addActionListener(new java.awt.event.ActionListener() {
  public void actionPerformed(java.awt.event.ActionEvent evt) {
  OutraMsg(evt);
  }
  });
  
  org.jdesktop.layout.GroupLayout jPanel1Layout = new org.jdesktop.layout.GroupLayout(jPanel1);
  jPanel1.setLayout(jPanel1Layout);
  jPanel1Layout.setHorizontalGroup(
  jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(org.jdesktop.layout.GroupLayout.TRAILING, jPanel1Layout.createSequentialGroup()
  .addContainerGap()
  .add(jButton1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 110, Short.MAX_VALUE)
  .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
  .add(jButton2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 100, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
  .add(jButton3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 99, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .add(26, 26, 26))
  );
  jPanel1Layout.setVerticalGroup(
  jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(jPanel1Layout.createSequentialGroup()
  .addContainerGap()
  .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
  .add(jButton3)
  .add(jButton1)
  .add(jButton2))
  .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
  );
  
  jDesktopPane1.setBackground(new java.awt.Color(204, 204, 204));
  jDesktopPane1.setBorder(javax.swing.BorderFactory.createTitledBorder(null, “Insira seu texto aqui”, javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font(“Times New Roman”, 1, 12)));
  jTextField1.setEditable(false);
  jTextField1.setSelectedTextColor(new java.awt.Color(255, 255, 204));
  jTextField1.setBounds(20, 20, 160, 30);
  jDesktopPane1.add(jTextField1, javax.swing.JLayeredPane.DEFAULT_LAYER);
  jTextField1.getAccessibleContext().setAccessibleParent(jButton3);
  
  jButton4.setText(“OK”);
  jButton4.addActionListener(new java.awt.event.ActionListener() {
  public void actionPerformed(java.awt.event.ActionEvent evt) {
  EnviarMsg(evt);
  }
  });
  
  jButton4.setBounds(190, 20, 70, 30);
  jDesktopPane1.add(jButton4, javax.swing.JLayeredPane.DEFAULT_LAYER);
  
  jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder(null, “Mensagens Recebidas”, javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font(“Arial”, 1, 12), new java.awt.Color(0, 0, 0)));
  jLabel4.setFont(new java.awt.Font(“Times New Roman”, 1, 12));
  jLabel4.setForeground(new java.awt.Color(255, 0, 0));
  jLabel4.setText(“t”);
  
  org.jdesktop.layout.GroupLayout jPanel2Layout = new org.jdesktop.layout.GroupLayout(jPanel2);
  jPanel2.setLayout(jPanel2Layout);
  jPanel2Layout.setHorizontalGroup(
  jPanel2Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(jPanel2Layout.createSequentialGroup()
  .add(28, 28, 28)
  .add(jLabel4, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 119, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .addContainerGap(198, Short.MAX_VALUE))
  );
  jPanel2Layout.setVerticalGroup(
  jPanel2Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(org.jdesktop.layout.GroupLayout.TRAILING, jPanel2Layout.createSequentialGroup()
  .add(jLabel4, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 25, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .addContainerGap(35, Short.MAX_VALUE))
  );
  
  jMenu1.setText(“Arquivo”);
  jMenuItem1.setText(“Sair”);
  jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
  public void actionPerformed(java.awt.event.ActionEvent evt) {
  Fechar(evt);
  }
  });
  
  jMenu1.add(jMenuItem1);
  
  jMenuBar1.add(jMenu1);
  
  jMenu2.setText(“Sobre”);
  jMenuBar1.add(jMenu2);
  
  setJMenuBar(jMenuBar1);
  
  org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
  getContentPane().setLayout(layout);
  layout.setHorizontalGroup(
  layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(layout.createSequentialGroup()
  .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(jLabel3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 417, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .add(org.jdesktop.layout.GroupLayout.TRAILING, jSeparator2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 601, Short.MAX_VALUE)
  .add(layout.createSequentialGroup()
  .add(96, 96, 96)
  .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
  .add(org.jdesktop.layout.GroupLayout.TRAILING, jPanel1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
  .add(jDesktopPane1)
  .add(jPanel2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
  .add(layout.createSequentialGroup()
  .add(226, 226, 226)
  .add(jLabel1))
  .add(layout.createSequentialGroup()
  .add(179, 179, 179)
  .add(jLabel2)))
  .addContainerGap())
  );
  layout.setVerticalGroup(
  layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
  .add(layout.createSequentialGroup()
  .addContainerGap()
  .add(jLabel1)
  .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
  .add(jLabel2)
  .add(33, 33, 33)
  .add(jLabel3, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 18, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
  .add(jSeparator2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 12, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .add(23, 23, 23)
  .add(jPanel2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .add(36, 36, 36)
  .add(jPanel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
  .add(jDesktopPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 69, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
  .add(91, 91, 91))
  );
  pack();
  }//
private void Fechar(java.awt.event.ActionEvent evt) {
// TODO adicione seu código de manipulação aqui:
System.exit(0);
}

private void EnviarMsg(java.awt.event.ActionEvent evt) {
flag = true;
Cliente c = new Cliente();
List endereco = new ArrayList();
endereco = enderecos();
Iterator it = endereco.iterator();
```
 while (it.hasNext()){   
             String item = (String) it.next();
            // c.Cliente(jTextField1.getText(),item));
 }
```
}

private void OutraMsg(java.awt.event.ActionEvent evt) {
jDesktopPane1.setVisible(true);
jTextField1.setEditable(true);
}

private void Assalto(java.awt.event.ActionEvent evt) {
try{
flag = true;
Cliente c = new Cliente();
List endereco = new ArrayList();
endereco = enderecos();
Iterator it = endereco.iterator();
flag = true;
while (it.hasNext()){
String item = (String) it.next();
// c.Cliente(“Invasão”,item);
}
} catch (Exception e){
e.printStackTrace();
}
}

private void Fogo(java.awt.event.ActionEvent evt) {
```
try{ 
         
   flag = true;  
     Cliente c = new Cliente();
     List endereco = new ArrayList();
     endereco = enderecos();
     Iterator it = endereco.iterator(); 
     flag = true;
    
 while (it.hasNext()){   
             String item = (String) it.next();
          //   c.Cliente("Incendio",item);
 }
} catch (Exception e){
e.printStackTrace();
}
//jLabel4.setText(retorno);
```

// TODO adicione seu código de manipulação aqui:
}

/**
 * @param args the command line arguments
 */

private static String pingar(String host) {
try {
if (InetAddress.getByName(host).isReachable(5000))//pinga na porta 5000
return("Respondendo: ");
else
return("Falha na conexão: ");
} catch (Exception e) {
return(“Erro de Sistema :”+ " - " + e);
}
}
// Lista os endereços do propriert
public static ArrayList enderecos(){

     ArrayList endereco = new ArrayList();
     Properties prop = new Properties();
     InputStream in = SisAlarmeTela.class.getResourceAsStream("enderecos.properties");
     try {

        prop.load(in);
        
        for (int i =1; i<= prop.size();i++){
        endereco.add(prop.getProperty("tcp"+i));
        
        }
       
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("Erro");
    }
   
return endereco;
}
public static ArrayList nome(){
    
     ArrayList nome = new ArrayList();
     Properties prop = new Properties();
    InputStream in = SisAlarmeTela.class.getResourceAsStream("enderecos.properties");
     try {

        prop.load(in);
       
        for (int i =1; i<= prop.size();i++){
        nome.add(prop.getProperty("nome"+i));
      }
       
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("Erro");
    }
   
return nome;
}

private static void respServer() {
try{
Cliente c = new Cliente();
c.Cliente(“Sem msg”);
}
catch (Exception e){
e.printStackTrace();
}
}

public static void main(String args[]) {
 
    java.awt.EventQueue.invokeLater(new Runnable() {
        public void run() {
            new SisAlarmeTela().setVisible(true);
        }
    });

while(true){

  //Lista os enderecos para o Ping  
         List endereco = new ArrayList();
          List nome = new ArrayList();
         endereco = enderecos();  
         nome = nome();
        Iterator it = endereco.iterator(); 
        Iterator itn = nome.iterator();

// PING EFETIVO
while (it.hasNext()& itn.hasNext()) {
String item = (String) it.next();
String name = (String)itn.next();
String tcp = pingar (item);
jLabel3.setText(tcp+" "+name);
}

//startando o servidor a partir daqui o programa simplesmente para

        out = Servidor.StartServer(8000);
        respServer();
        jLabel3.setText(out);

}
}
// Declaração de variáveis - não modifique
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton3;
private javax.swing.JButton jButton4;
private javax.swing.JDesktopPane jDesktopPane1;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private static javax.swing.JLabel jLabel3;
private static javax.swing.JLabel jLabel4;
private javax.swing.JMenu jMenu1;
private javax.swing.JMenu jMenu2;
private javax.swing.JMenuBar jMenuBar1;
private javax.swing.JMenuItem jMenuItem1;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JSeparator jSeparator2;
private javax.swing.JTextField jTextField1;
// Fim da declaração de variáveis
private static String out;
private static int porta;

}

system · Dezembro 22, 2015, 8:29pm

Java+socket

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