Untitled

list<Produs> lista = new Produs<>();
lista.add(new Produs());
a) lista.stream().filter(p->p.getFirma().equals("Mag")).
         .sorted(Comparator.comparing(Produs::getPret().reversed()).
         .forEach(System.out::println);
b) lista.stream().map(Produs::getProdus).distinct().forEach();
c) System.out.println(lista.stream().filter(p->p.getPret())>1000).
                    .collcet(Collectors.toList());
d) lista.stream().collect(Collectors.groupingBy(PRodus::getFirma)).
         .forEach((f,listp)->{ System.out.println(f+""),
                    listp.stream().map(Produs::getProdus).
                    .forEach(System.out.println);
        })

class Fir extends Thread{
    private String numeFis;
    private String cuv;
    private nrApar;

    public void run(){
        Scanner fn = new Scanner(new File(numeFis));
        String line;
        while(fn.hasNextLine()){
            line = fn.nextLine();
                 = line.split();
            for(String aux:v){
                if(aux.equals(cuv))
                    this.nrApr++;}
    init getnrap(){return nrap;}}
public class Start{

public static void main(){
String cuv; Scanner in = new Scanner(System.in);
cuv = in.nextInt();
Fir f1 = new Fir("exp1", cuv);
Fir f2 = new Fir("exp2", cuv);
f1.start();
f1.join();
f2.start();
f2.join();

SAU

public class Myhread extends Thread{
    private String file;
    private HashMap<String, Double>mp;
    public MyThread(){}
    public void run(){
        BufferedReader br = new BufferedReader(new FileReader(this.file));
        String line;
        String [] words;
        while( (line = br.readLine) != 0) {
            words = line.split(",");
            for(String w:words){
                if(mp.containsKey(w[1]))
                    mp.put(w[1], Double.parseDouble(w[2])+mpget(w[1]));
                else mp.put(w[1],Double.parseDouble(w[3]));
    }
public Double getProdValue(String product){return mp.get(prod);}

IV
public class Produse extends HTTPServelet {
Connection con = null;
public void init() { con = DriverManager.getConnection(URL);}
public void destroy() {con.close();}
protected obGet(HTTPServeletRequest request, HTTPServeletResponse response) throws..{
        printWriter fout = res.getWriter();
        fout.println("<html>");
        fout.println("<body>");
        String SQL = "SELECT * FROM  Stoc WHERE FIRMA =? AND COD_MAN =?"
        PreparedStatement st = con.prepareStatement(SQL);
        double val = Double.parseDouble(request.getParameter"COD");
        String den = request.getParameter"Nume";
        ResultSet rez = set.ExecuteQuery();
        while(rez.next()){
            fout.println("<h1>"+rez.getString("FIRMA")+rez + "" +
                    +rez.getString(2)+...+</h1>");