Sockets
/*********Servidor*********/
import java.net.*;
import java.io.*;
//Servidor
public class Servidor
{
public static void main(String args[])
{
Socket client = null;
ServerSocket server = null; //DataGramSocket Para usar UDP
String cadena = null;
try {
server = new ServerSocket(2000);
client = server.accept();
BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
cadena = in.readLine();
while(cadena != null)
{
System.out.println("Cliente dice:" + cadena);
cadena = in.readLine();
}
}catch(IOException exd){}
}
}
import java.io.*;
//Servidor
public class Servidor
{
public static void main(String args[])
{
Socket client = null;
ServerSocket server = null; //DataGramSocket Para usar UDP
String cadena = null;
try {
server = new ServerSocket(2000);
client = server.accept();
BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
cadena = in.readLine();
while(cadena != null)
{
System.out.println("Cliente dice:" + cadena);
cadena = in.readLine();
}
}catch(IOException exd){}
}
}
/*********Cliente*********/
import java.net.*;
import java.io.*;
//Cliente
public class Cliente
{
public static void main(String args[])
{
Socket server = null;
PrintWriter out = null;
String host = "127.0.0.1";
String cadena = null;
try {
BufferedReader stdin;
stdin = new BufferedReader(new InputStreamReader(System.in));
cadena = stdin.readLine();
while(cadena.equals("exit"))
{
stdin = new BufferedReader(new InputStreamReader(System.in));
cadena = stdin.readLine();
server = new Socket(host,2000);
try {
out = new PrintWriter(server.getOutputStream(), true); //<- true es para Autoflush out.flush(); si no estuviera en true
}catch(IOException exd){}
out.println(cadena);
}
}catch(IOException uke){}
}
}
import java.io.*;
//Cliente
public class Cliente
{
public static void main(String args[])
{
Socket server = null;
PrintWriter out = null;
String host = "127.0.0.1";
String cadena = null;
try {
BufferedReader stdin;
stdin = new BufferedReader(new InputStreamReader(System.in));
cadena = stdin.readLine();
while(cadena.equals("exit"))
{
stdin = new BufferedReader(new InputStreamReader(System.in));
cadena = stdin.readLine();
server = new Socket(host,2000);
try {
out = new PrintWriter(server.getOutputStream(), true); //<- true es para Autoflush out.flush(); si no estuviera en true
}catch(IOException exd){}
out.println(cadena);
}
}catch(IOException uke){}
}
}
COMO ENVIAR UN ARCHIVO( YA SEA FOTOS VIDEOS,ETC) A TRAVES DE UN CLIENTE/SERVIDOR EN JAVA
CLIENTE
import java.net.Socket;
import java.util.Scanner;
import java.io.*;
public class Cliente6 {
public static void main(String[] args) {
try {
Socket w=new Socket("localhost",4000);
PrintStream envio=new PrintStream(w.getOutputStream());
Scanner s=new Scanner(System.in);
System.out.println("Ingrese el path del archivo a enviar: " );
String path=s.nextLine();
FileInputStream origen=new FileInputStream(path);
byte[] buffer = new byte[1024];
int len;
while((len=origen.read(buffer))>0) {
envio.write(buffer,0,len);
}
} catch(IOException e) {
e.printStackTrace();
}
}
}
import java.util.Scanner;
import java.io.*;
public class Cliente6 {
public static void main(String[] args) {
try {
Socket w=new Socket("localhost",4000);
PrintStream envio=new PrintStream(w.getOutputStream());
Scanner s=new Scanner(System.in);
System.out.println("Ingrese el path del archivo a enviar: " );
String path=s.nextLine();
FileInputStream origen=new FileInputStream(path);
byte[] buffer = new byte[1024];
int len;
while((len=origen.read(buffer))>0) {
envio.write(buffer,0,len);
}
} catch(IOException e) {
e.printStackTrace();
}
}
}
SERVIDOR
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;
public class Servidor6 {
public static void main(String[] args) {
try {
ServerSocket servidor=new ServerSocket(4000);
Scanner s=new Scanner(System.in);
System.out.println("Ingrese el path donde desea escribir el archivo: " );
String path=s.nextLine();
Socket w=servidor.accept();
InputStream llegada = w.getInputStream();
FileOutputStream destino=new FileOutputStream(path);
byte[] buffer = new byte[1024];
int len;
while((len=llegada.read(buffer))>0) {
destino.write(buffer,0,len);
}
} catch(IOException e) {
e.printStackTrace();
}
}
}
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;
public class Servidor6 {
public static void main(String[] args) {
try {
ServerSocket servidor=new ServerSocket(4000);
Scanner s=new Scanner(System.in);
System.out.println("Ingrese el path donde desea escribir el archivo: " );
String path=s.nextLine();
Socket w=servidor.accept();
InputStream llegada = w.getInputStream();
FileOutputStream destino=new FileOutputStream(path);
byte[] buffer = new byte[1024];
int len;
while((len=llegada.read(buffer))>0) {
destino.write(buffer,0,len);
}
} catch(IOException e) {
e.printStackTrace();
}
}
}
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