FileTransferService

package com.xu.consent;
import java.io.DataOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.util.ArrayList;

import android.app.IntentService;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.util.Log;

//CLient side service that sends data, sends directly via SOCKET to grooup owner address, which is passed from intent before from DeviceDetailFragment

public class FileTransferService extends IntentService{

    private static final int SOCKET_TIMEOUT = 5000;
    public static final String ACTION_SEND_FILE=
            "com.xu.consent.SEND_FILE";
    public static final String EXTRAS_FILE_PATH ="file_url";
    public static final String EXTRAS_GROUP_OWNER_ADDRESS ="go_host";
    public static final String EXTRAS_GROUP_OWNER_PORT ="go_port";

    public FileTransferService(String name){
        super(name);
    }

    public FileTransferService(){
        super("FileTransferService");
    }

    ArrayList<String> stufftoWrite;

    @Override
    protected void onHandleIntent(Intent intent){



        Context context = getApplicationContext();
        if(intent.getAction().equals(ACTION_SEND_FILE)){
            String fileUri = intent.getExtras().getString(EXTRAS_FILE_PATH);

            String host = intent.getExtras().getString(EXTRAS_GROUP_OWNER_ADDRESS);
            String username = intent.getExtras().getString("username");

            String bool = intent.getExtras().getString("input");
            Socket socket = new Socket();
            int port = intent.getExtras().getInt(EXTRAS_GROUP_OWNER_PORT);

            try{
                Log.d("ConsentTag","Opening client socket ");
                socket.bind(null);
                socket.connect((new InetSocketAddress(host,port)),SOCKET_TIMEOUT);

                Log.d("ConsentTag","Client socket "+ socket.isConnected());

                //Writing stuff using DataOutputStream
                DataOutputStream stream = new DataOutputStream(socket.getOutputStream());

                //write username first
                //stream.writeUTF(username);

                stufftoWrite.add(0,username);
                stufftoWrite.add(bool);

                //now write everything needed in msgs
                for (int i=0;i<stufftoWrite.size();i++){
                    stream.writeUTF(stufftoWrite.get(i)+",");
                    stream.flush();

                }

                Log.d(WIFIDirectActivity.TAG,"Client: Data written");
                //

            }catch (IOException e){
                Log.e(WIFIDirectActivity.TAG,e.getMessage());
            }finally{

                if (socket !=null){
                    if(socket.isConnected()){
                        try{
                            socket.close();
                        }catch (IOException e){
                            e.printStackTrace();
                        }
                    }
                }
            }
        }
    }
}