pumpkincouture

public class RequestParser {
    static final int FIRST_ELEMENT = 0;
    static final int SECOND_ELEMENT = 1;
    static final int ELEMENTS_IN_REQUEST_LINE = 3;
    static final String LINE_BREAK = "\\n";
    static final String EMPTY_SPACE = " ";
    static final String COLON = ": ";
    static final String AFTER_COLON = ":\\s";
    static final String EQUAL_SIGN = "=";

pumpkincouture

    public HashMap<String, String> getHeaders() {
        return createTable(getMatchingStrings();
    }
    
    private List<String> getMatchingStrings() {
        List<String> headersStrings = new ArrayList<>();
        for (String string : splitRequest) {
            if (string.contains(": ")) {
                headersStrings.add(string);
            }

pumpkincouture

# Factory class

public class HandlerFactory {
    private Request request;
    private ResponseCodeBuilder responseCodeBuilder;

    public HandlerFactory(Request request) {
        this.request = request;
        responseCodeBuilder = new ResponseCodeBuilder(request);
    }

pumpkincouture

public class ServerMain {

    static public void main (String args[]) throws IOException {

        try {
            ServerSocket server = new ServerSocket(5000);


            while (true) {
                Socket clientSocket = server.accept();

pumpkincouture

# Params sent in the body of the request

POST / HTTP/1.1
Host: example.com
Content-Type: application/x-www-form-urlencoded

a=3&b=2&c=1

# Params sent in the URL

pumpkincouture

script : http browser
set host : localhost
set port : 5000

get : /form
ensure : response code equals	200
reject	: body has content	data=fatcat

set data : data=fatcat
post : /form

pumpkincouture

# Request from Client

GET /path/file.html HTTP/1.0
From: [email protected]
User-Agent: HTTPTool/1.0
[blank line here]

# Response from Server

HTTP/1.0 200 OK

pumpkincouture

GET / HTTP/1.1
Host: localhost:5000
Connection: keep-alive
Cache-Control: no-cache
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.104 Safari/537.36
Accept: */*
Accept-Encoding: gzip, deflate, sdch
Accept-Language: en-US,en;q=0.8
Cookie: textwrapon=false; wysiwyg=textarea

pumpkincouture

public class EchoServer {
    public static void main(String[] args) throws IOException {

        try {
            ServerSocket serverSocket = new ServerSocket(5000);

            while (true) {

                Socket clientSocket = serverSocket.accept();
                PrintWriter out = new PrintWriter(clientSocket.getOutputStream(), true);

pumpkincouture

public class EchoClient {
    public static void main(String[] args) throws IOException {

        if (args.length != 2) {
            System.err.println("Usage: java EchoClient <host name> <port number>");
            System.exit(1);
        }

        String hostName = args[0];
        int portNumber = Integer.parseInt(args[1]);