how to get twitter profile image in android

It is the simple way to get profile image in twitter using twitter username.

Here is the layout code for this simple project:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <TextView
       android:id="@+id/txtUrl"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
       
        android:text="@string/hello_world"
        tools:context=".MainActivity" />

     <ImageView
         android:id="@+id/imgView"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_below="@+id/txtUrl"
         android:layout_centerHorizontal="true"
         android:background="@drawable/profile" />

     <EditText
         android:id="@+id/editText1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentLeft="true"
         android:layout_below="@+id/imgView"
         android:layout_marginLeft="62dp"
         android:layout_marginTop="92dp"
         android:ems="10" >

         <requestFocus />
     </EditText>

     <Button
         android:id="@+id/button1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignLeft="@+id/editText1"
         android:layout_below="@+id/editText1"
         android:layout_marginLeft="33dp"
         android:layout_marginTop="38dp"
         android:text="Ok" />

     <TextView
         android:id="@+id/textView1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignBaseline="@+id/editText1"
         android:layout_alignBottom="@+id/editText1"
         android:layout_alignParentLeft="true"
         android:layout_marginLeft="20dp"
         android:text="Username" />

     <TextView
         android:id="@+id/textView2"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_above="@+id/textView1"
         android:layout_alignLeft="@+id/editText1"
         android:layout_marginBottom="27dp"
         android:text="Twitter"
         android:textAppearance="?android:attr/textAppearanceLarge" />

</RelativeLayout>

Now Main Jave Source code that getting 

package com.example.test;

import java.io.InputStream;
import java.net.URL;

import android.app.Activity;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;

public class MainActivity extends Activity implements OnClickListener {

    // declare internal using controls
    private TextView txtUrl;
    private ImageView imgView;
    private Button btn_prof;
    private EditText edt;

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

        edt = (EditText) findViewById(R.id.editText1);
        btn_prof = (Button) findViewById(R.id.button1);
        btn_prof.setOnClickListener(this);
    }

    private Drawable grabImageFromUrl(String url) throws Exception {
        return Drawable.createFromStream(
                (InputStream) new URL(url).getContent(), "src");
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
        case R.id.button1:
            String user = edt.getText().toString();
            // set url text
            String url = "http://api.twitter.com/1/users/profile_image/"+user;
            txtUrl = (TextView) findViewById(R.id.txtUrl);
            txtUrl.setText(url);

            // load image view control
            imgView = (ImageView) findViewById(R.id.imgView);

            // grab image to display
            try {
                imgView.setImageDrawable(grabImageFromUrl(url));
            } catch (Exception e) {
                txtUrl.setText("Error: Exception");
            }
            break;

        default:
            break;
        }

    }
}

Able to connect to Internet and download files, you need to set uses-permission. Open file: AndroidManifest.xml and add this line:

<uses-permission android:name="android.permission.INTERNET" >    </uses-permission>

Final output look likes this:

link building service  
link building
 

Hope this helpful for your small application.