Primer commit para el yit

src/pacashe/Cliente.java

+package pacashe;
+
+public class Cliente {
+    public static final int PUERTO = 2000;
+
+    public static void main(String[] args) {
+        String linea;
+        try {
+            java.io.BufferedReader tec = new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
+            java.net.Socket miSocket = new java.net.Socket("localhost", PUERTO);
+            java.io.BufferedReader inred = new java.io.BufferedReader(new java.io.InputStreamReader(miSocket.getInputStream()));
+            java.io.PrintStream outred = new java.io.PrintStream(miSocket.getOutputStream());
+            while ((linea = tec.readLine()) != null) { // lee de teclado
+                outred.println(linea); // envia al servidor
+                linea = inred.readLine(); // lee del servidor
+                System.out.println("Recibido: " + linea); // eco local del servidor
+            }
+        } catch (Exception e) {
+            System.out.println("macarrones");
+        }
+    }
+}

src/pakasheServidor/Servidor.java

+package pakasheServidor;
+
+public class Servidor {
+    public static final int PUERTO = 2000;
+    public static void main(String[] args) {
+        try (java.net.ServerSocket servidor = new java.net.ServerSocket(PUERTO)) {
+            System.out.println("----Servidor esperando al cliente ----");
+            try (java.net.Socket sock = servidor.accept()) {
+                java.io.BufferedReader inred = new java.io.BufferedReader(new java.io.InputStreamReader(sock.getInputStream()));
+                java.io.PrintStream outred = new java.io.PrintStream(sock.getOutputStream());
+                String linea;
+                while ((linea = inred.readLine()) != null) { // lee de la red
+                    System.out.println("Echoing: " + linea); // echo por la pantalla
+                    outred.println(linea); // echo al cliente
+                }
+            } catch (java.io.IOException e) {
+                System.err.println("Cerrando socket de cliente");
+                e.printStackTrace(System.err);
+            }
+        } catch (java.io.IOException e) {
+            System.err.println("Cerrando socket de servicio");
+            e.printStackTrace(System.err);
+        }
+    }
+}

src/pakasheServidor/ServidorMultihenebrado.java

+package pakasheServidor;
+
+import java.io.IOException;
+
+public class ServidorMultihenebrado {
+    public static final int PUERTO = 2000;
+
+    public static void main(String[] args) throws IOException {
+        try (java.net.ServerSocket servidor = new java.net.ServerSocket(PUERTO)) {
+            while (true) {
+                try {
+                    System.out.println("----Servidor esperando al cliente ----");
+                    java.net.Socket sock = servidor.accept(); // ojito ! sin try-with-rc
+                    java.io.BufferedReader inred = new java.io.BufferedReader(new java.io.InputStreamReader(sock.getInputStream()));
+                    java.io.PrintStream outred =
+                            new java.io.PrintStream(sock.getOutputStream());
+                    Runnable sirviente = () -> {
+                        try {
+                            String linea;
+                            while ((linea = inred.readLine()) != null) {
+                                System.out.println("Echoing: " + linea);
+                                outred.println(linea);
+                            }
+                        } catch (java.io.IOException ioe) {
+                            System.err.println("Cerrando socket de cliente");
+                            ioe.printStackTrace(System.err);
+                        }
+                    };
+                    Thread t = new Thread(sirviente, "Sirviente echo");
+                    t.start();
+                } catch (java.io.IOException e) {
+                    System.err.println("Cerrando socket de cliente");
+                    e.printStackTrace(System.err);
+                }
+            } // fin del while()
+        } catch (java.io.IOException e) {
+            System.err.println("Cerrando socket de servicio");
+            e.printStackTrace(System.err);
+        }
+    }
+}
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