Guess the celebrity

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_centerHorizontal="true"
        android:layout_centerVertical="true"
        android:orientation="vertical">

        <ImageView
            android:id="@+id/imageView2"
            android:layout_width="match_parent"
            android:layout_height="300dp"
            app:srcCompat="@drawable/sample" />

        <Button
            android:id="@+id/b1"
            style="@style/Widget.AppCompat.Button.Colored"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Paris Hilton" />

        <Button
            android:id="@+id/b2"
            style="@style/Widget.AppCompat.Button.Colored"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Carly Rep" />

        <Button
            android:id="@+id/b3"
            style="@style/Widget.AppCompat.Button.Colored"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Taylor Swift" />

        <Button
            android:id="@+id/b4"
            style="@style/Widget.AppCompat.Button.Colored"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Karlie Kloss" />
    </LinearLayout>
</RelativeLayout>

mainactivity.java

package me.mukundmadhav.guessthecelebrity;

import android.os.AsyncTask;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;

import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.concurrent.ExecutionException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class MainActivity extends AppCompatActivity {

    public String[] getNames(String sourceCode){

        Pattern p = Pattern.compile("alt=\"(.*?)\"");
        Matcher m = p.matcher(sourceCode);
        String[] names = new String[50];
        int i=0;
        while (m.find()){
            names[i]=m.group(1);
            i++;
        }
        return names;
    }

    public class Background extends AsyncTask<String,Void,String[]>{

        @Override
        protected String[] doInBackground(String... imgurl) {

            URL url;
            HttpURLConnection httpURLConnection;
            InputStream in;
            InputStreamReader isr;
            int data;
            String sourceCode = "";

            try{
                url = new URL(imgurl[0]);
                httpURLConnection = (HttpURLConnection) url.openConnection();
                in = httpURLConnection.getInputStream();
                isr = new InputStreamReader(in);
                data = isr.read();

                while(data!=-1){
                    sourceCode += (char) data;
                    data = isr.read();
                }
                return getNames(sourceCode);

            }
            catch (Exception e){
                e.printStackTrace();
            }





            return null;
        }
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        String[] code = new String[50];

        Background obj = new Background();
        try {
            code = obj.execute("http://posh24.se/kandisar").get();
            for (int i=0;i<50;++i)
                Log.i("Names: ",code[i]);
        } catch (InterruptedException e) {
            e.printStackTrace();
        } catch (ExecutionException e) {
            e.printStackTrace();
        }
    }
}