Java sample code

socket.java

import org.json.simple.JSONObject;

import java.io.*;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;

public class Socket {
    public static void invoke() {
        //Your authentication key
        String authKey = "YourAuthKey";
        
        //Prepare Url
        URLConnection myURLConnection=null;
        URL myURL=null;
        BufferedReader reader=null;

        //Socket Api
        String mainUrl="http://flow.viasocket.com/trigger/sample_url/slack_integration"; //Replace with your socket api
        mainUrl = mainUrl + "?";

        //You can post data in both query params as well as in body
        //Prepare parameter or query string
        StringBuilder sbPostData= new StringBuilder(mainUrl);
        sbPostData.append("owner="+encode("John Parker"));      //URL encoding to deal with special characters and spaces
        sbPostData.append("&lat="+"65.326");
        sbPostData.append("&message="+encode("Hello World"));

        //Prepare Json body
        JSONObject jsonBody=new JSONObject();
        jsonBody.put("Humble", "Jumble");
        jsonBody.put("Greetings", "Hey, How r u?");

        //Final url
        mainUrl = sbPostData.toString();
        
        try
        {
            //Prepare connection
            myURL = new URL(mainUrl);
            myURLConnection = myURL.openConnection();
            myURLConnection.setDoOutput(true);
            myURLConnection.setDoInput(true);
            //Setting Auth-Key in header
            myURLConnection.setRequestProperty ("Auth-Key", authKey);
            //Setting Content-Type in header
            myURLConnection.setRequestProperty ("Content-Type", "application/json; charset=UTF-8");

            OutputStreamWriter wr= new OutputStreamWriter(myURLConnection.getOutputStream());
            wr.write(jsonBody.toString());
            wr.flush();

            myURLConnection.connect();
            reader= new BufferedReader(new InputStreamReader(myURLConnection.getInputStream()));
            //reading response
            String response;
            while ((response = reader.readLine()) != null)
                //print response
                System.out.println(response);

            //finally close connection
            reader.close();
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
    }

    private static String encode(String text){
        try{
            return URLEncoder.encode(text,"UTF-8");
        }catch(IOException e){
            e.printStackTrace();
            return null;
        }
    }
    
    public static void main(String gg[]){
        Socket.invoke();
    }
}