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@michalwiacek

michalwiacek/FileClient.java

Last active March 20, 2019 23:38
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Revisions

  1. michalwiacek revised this gist Mar 20, 2019. 1 changed file with 0 additions and 1 deletion.
    1 change: 0 additions & 1 deletion serverFile.dat
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    czesc
    ty maly chujku
  2. michalwiacek created this gist Mar 20, 2019.
    26 changes: 26 additions & 0 deletions FileClient.java
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    package com.company;

    import java.io.*;
    import java.net.*;

    public class FileClient{

    public static void main(String[] args){
    try(
    Socket socket = new Socket("localhost", 8000);//Nawiızywanie po³ıczenia z serwerem
    InputStream is = socket.getInputStream();//pobieranie strumienia bajtowego WE
    FileOutputStream fos = new FileOutputStream(new File("clientFile.dat"));//strumieñ plikowy WY pracujıcy na bajtach
    ObjectInputStream ois = new ObjectInputStream(is)
    ){
    System.out.println("Connected to server...");
    System.out.println("File is downloading...");
    Message msg = (Message) ois.readObject();
    System.out.println(msg.toString());
    fos.write(msg.getContent(),0, msg.getLenght());
    fos.close();
    System.out.println("File downloaded");
    }catch(Exception e){
    e.printStackTrace();
    }
    }
    }
    46 changes: 46 additions & 0 deletions FileServer.java
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    package com.company;

    import java.io.*;
    import java.net.*;
    import java.util.Date;

    public class FileServer{

    public static void main(String[] args){
    try{
    File file = new File("serverFile.dat");
    if(file.exists()){
    ServerSocket server = new ServerSocket(8000); // uruchamianie gniazda serwera
    System.out.println("Server run...");
    while(true){
    try(
    Socket socket = server.accept();// akceptacja po³ıczenia z klientem
    OutputStream os = socket.getOutputStream();//pobieranie bajtowego strumienia WY
    FileInputStream fis = new FileInputStream(file);//Tworzenie strumienia bajtowego WE do pliku
    BufferedInputStream bis = new BufferedInputStream(fis);//buforowanie strumienia bajtów
    ObjectOutputStream oos = new ObjectOutputStream(os)

    ){
    System.out.println("Client accepted...");
    int k = 0;
    byte[] data = new byte[512];//tablica (paczka) na dane
    System.out.println("File is sending ");
    while((k=bis.read(data))!=-1)//buforowany odczyt danych ze strumienia WE(pliku)
    {
    Message msg = new Message(data, new Date(), k);
    oos.writeObject(msg);
    oos.close();
    }
    oos.writeObject(null);
    System.out.println("File has been sent");
    }
    System.out.println("Client disconnected ");
    }
    }else{
    System.err.println(String.format("File '%s' doesn't exist in the main server directory...", file.getAbsolutePath()));
    }
    }catch(Exception e){
    e.printStackTrace();
    }
    }
    }
    53 changes: 53 additions & 0 deletions Message.java
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    package com.company;

    import java.io.Serializable;
    import java.util.Arrays;
    import java.util.Date;

    public class Message implements Serializable {
    private static final long serialVersionUID = 6529685098267757690L;

    byte[] content;
    Date date;
    int lenght;


    public byte[] getContent() {
    return content;
    }

    public void setContent(byte[] content) {
    this.content = content;
    }

    public Date getDate() {
    return date;
    }

    public void setDate(Date date) {
    this.date = date;
    }

    public int getLenght() {
    return lenght;
    }

    public void setLenght(int lenght) {
    this.lenght = lenght;
    }

    public Message(byte[] content, Date date, int lenght) {
    this.content = content;
    this.date = date;
    this.lenght = lenght;
    }

    @Override
    public String toString() {
    return "Message{" +
    "content=" + Arrays.toString(content) +
    ", date=" + date +
    ", lenght=" + lenght +
    '}';
    }
    }
    2 changes: 2 additions & 0 deletions serverFile.dat
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    @@ -0,0 +1,2 @@
    czesc
    ty maly chujku