CodingInterview/SecondStage at master · rakaaaa/CodingInterview · GitHub

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import org.json.JSONArray;
import org.json.JSONObject;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.ProtocolException;
import java.net.URL;
import java.util.*;

public class SecondStage {
    public static void main(String[] args) {
        System.out.println("Krsna");
        SecondProgram();
    }

    private static void SecondProgram(){
        try {
            Date dt = (new Date());
            URL restUrI = new URL("https://http-hunt.thoughtworks-labs.net/challenge/input");
            HttpURLConnection conn = (HttpURLConnection) restUrI.openConnection();
            try {
                conn.setRequestMethod("GET");
            } catch (ProtocolException e) {
                e.printStackTrace();
            }
            conn.setRequestProperty("userId", "A7HG3u8e_");
            conn.setRequestProperty("Accept", "application/json");


            JSONObject output = new JSONObject();
            JSONObject myrequest = null;

            myrequest = new JSONObject(new BufferedReader(new InputStreamReader(
                        (conn.getInputStream()))).readLine().toString());
            output.put("toolsFound", FindTools(myrequest.getString("hiddenTools"), myrequest.getJSONArray("tools")));
            JSONObject message = new JSONObject();
            message.put("output", output);
            System.out.println(message);
            URL url = new URL("https://http-hunt.thoughtworks-labs.net/challenge/output");
            conn = (HttpURLConnection) url.openConnection();
            conn.setDoOutput(true);
            conn.setRequestMethod("POST");
            conn.setRequestProperty("userId", "A7HG3u8e_");
            conn.setRequestProperty( "Content-Length", Integer.toString(output.toString().length() ));
            conn.setRequestProperty("Accept", "application/json");
            conn.setRequestProperty("content-type", "application/json");
            OutputStreamWriter wr= new OutputStreamWriter(conn.getOutputStream());
            wr.write(output.toString());
            wr.flush();
            Date dt2 = (new Date());
            System.out.println(dt2.getTime()-dt.getTime());
            System.out.println(conn.getResponseCode());
            if (conn.getResponseCode() != HttpURLConnection.HTTP_CREATED) {
                throw new RuntimeException("Failed : HTTP error code : "
                        + conn.getResponseCode());
            }

            BufferedReader br = new BufferedReader(new InputStreamReader(
                    (conn.getInputStream())));

            System.out.println("Output from Server .... \n");


            conn.disconnect();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }

    private static String[] FindTools(String hiddenTools, JSONArray tools) {
        System.out.println(hiddenTools);
        System.out.println(tools);
        List<String> toolFound = new LinkedList<String>();
        int index = 0;
        int j = 0;
        for (int itemIndex=0; itemIndex < tools.length(); itemIndex++) {
            String tempHiddenTools = hiddenTools;
            char[] currentTool = tools.getString(itemIndex).toCharArray();
            for(int k=0; k<currentTool.length; k++) {
                index = tempHiddenTools.indexOf(currentTool[k]);
                if (index != -1) {
                    tempHiddenTools = tempHiddenTools.substring(index + 1, tempHiddenTools.length());
                } else {
                    break;
                }
                if (k == currentTool.length - 1) {
                    toolFound.add(tools.getString(itemIndex));
                    j++;
                }
            }
        }
        String[] finalTool = new String[toolFound.size()];
        for(int x=0; x<toolFound.size();x++){
            finalTool[x] = toolFound.get(x);
        }
        return finalTool;
    }
}