title: Android Download Image From URL and show in Imageview
body: <p>I want to show my downloaded image in my Imageview. I'm getting error " Type mismatch: cannot convert from ImageView to Bitmap " . Its saying I cannot show Bitmap images in imageview. Can anyone show me a way to accomplish it? </p>
  
  <pre><code>public class SingleImageViewActivity  extends SherlockActivity {
  
          // XML node keys
      static final String KEY_TITLE = "title";
      static final String KEY_ARTIST = "artist";  
      static final String KEY_BIG_URL = "big_url";
      private ProgressDialog pDialog;
      String title;
      String artist;
      String big_image_url;
      ImageView view;
      URL url;
      Bitmap bmImg = null;
      ShareActionProvider mShareActionProvider;
          @Override
          public void onCreate(Bundle savedInstanceState) {
              super.onCreate(savedInstanceState);
              setContentView(R.layout.single_view_item);
              getSupportActionBar().setDisplayHomeAsUpEnabled(true);
  
  
              new loadSingleView().execute();
  
  
          }
  
      public class loadSingleView extends AsyncTask&lt;String, String, String&gt; {
  
              @Override
              protected void onPreExecute() {
                  super.onPreExecute();
                  pDialog = new ProgressDialog(SingleImageViewActivity.this);
                  pDialog.setTitle("Connect to Server");
                  pDialog.setMessage("This process can take a few seconds to a few minutes, depending on your Internet Connection Speed.");
                  pDialog.setIndeterminate(false);
                  pDialog.setCancelable(false);
                  pDialog.show();
              }
              @Override
              protected String doInBackground(String... args) {
                  // updating UI from Background Thread
                  try {  
                      Intent in = getIntent();
  
                      big_image_url = in.getStringExtra(KEY_BIG_URL);
                      title = in.getStringExtra(KEY_TITLE);
                      artist = in.getStringExtra(KEY_ARTIST);
  
  
                      url = new URL(big_image_url);
                      HttpURLConnection conn = (HttpURLConnection) url.openConnection();   
                      conn.setDoInput(true);   
                      conn.connect();     
                      InputStream is = conn.getInputStream();
                      bmImg = BitmapFactory.decodeStream(is); 
                  }
                  catch (IOException e)
                  {       
                      e.printStackTrace();  
                  }
  
                  return null;   
              }
                  @Override       
          protected void onPostExecute(String args) {
              // dismiss the dialog after getting all products
               TextView lblName = (TextView) findViewById(R.id.name_title);
                  TextView lblCost = (TextView) findViewById(R.id.name_artist);
  
  
  
                  lblName.setText(title);
                  lblCost.setText(artist);
  
                  ActionBar ab = getSupportActionBar();
                  ab.setTitle(title);
                  ab.setSubtitle(artist);
  
                  view = (ImageView) findViewById(R.id.single_image);
                  view.setImageBitmap(bmImg);
  
  
              pDialog.dismiss();
  
  
          }
  
                  }
  </code></pre>
  
  <p>Logcat :</p>
  
  <pre><code>08-28 22:19:44.225: E/AndroidRuntime(20825): FATAL EXCEPTION: AsyncTask #3
  08-28 22:19:44.225: E/AndroidRuntime(20825): java.lang.RuntimeException: An error occured while executing doInBackground()
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at android.os.AsyncTask$3.done(AsyncTask.java:278)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:273)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.FutureTask.setException(FutureTask.java:124)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:307)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.FutureTask.run(FutureTask.java:137)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.lang.Thread.run(Thread.java:856)
  08-28 22:19:44.225: E/AndroidRuntime(20825): Caused by: java.lang.NullPointerException
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at com.example.androidhive.SingleImageViewActivity$loadSingleView.doInBackground(SingleImageViewActivity.java:91)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at com.example.androidhive.SingleImageViewActivity$loadSingleView.doInBackground(SingleImageViewActivity.java:1)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at android.os.AsyncTask$2.call(AsyncTask.java:264)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
  08-28 22:19:44.225: E/AndroidRuntime(20825):    ... 4 more
  08-28 22:19:49.631: E/WindowManager(20825): Activity com.example.androidhive.SingleImageViewActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@416c0328 that was originally added here
  08-28 22:19:49.631: E/WindowManager(20825): android.view.WindowLeaked: Activity com.example.androidhive.SingleImageViewActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@416c0328 that was originally added here
  08-28 22:19:49.631: E/WindowManager(20825):     at android.view.ViewRootImpl.&lt;init&gt;(ViewRootImpl.java:428)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:267)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:215)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.view.WindowManagerImpl$CompatModeWrapper.addView(WindowManagerImpl.java:140)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.view.Window$LocalWindowManager.addView(Window.java:537)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.Dialog.show(Dialog.java:278)
  08-28 22:19:49.631: E/WindowManager(20825):     at com.example.androidhive.SingleImageViewActivity$loadSingleView.onPreExecute(SingleImageViewActivity.java:72)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:561)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.os.AsyncTask.execute(AsyncTask.java:511)
  08-28 22:19:49.631: E/WindowManager(20825):     at com.example.androidhive.SingleImageViewActivity.onCreate(SingleImageViewActivity.java:57)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.Activity.performCreate(Activity.java:4465)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1052)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1934)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1995)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.ActivityThread.access$600(ActivityThread.java:127)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1161)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.os.Handler.dispatchMessage(Handler.java:99)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.os.Looper.loop(Looper.java:137)
  08-28 22:19:49.631: E/WindowManager(20825):     at android.app.ActivityThread.main(ActivityThread.java:4512)
  08-28 22:19:49.631: E/WindowManager(20825):     at java.lang.reflect.Method.invokeNative(Native Method)
  08-28 22:19:49.631: E/WindowManager(20825):     at java.lang.reflect.Method.invoke(Method.java:511)
  08-28 22:19:49.631: E/WindowManager(20825):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:982)
  08-28 22:19:49.631: E/WindowManager(20825):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:749)
  08-28 22:19:49.631: E/WindowManager(20825):     at dalvik.system.NativeStart.main(Native Method)
  </code></pre>