title: Network on main thread exception even on new thread
body: <p>I am getting this network on main thread exception, even though I am running a new thread. Any idea what's going wrong here ?</p>
  
  <pre><code>public class MainActivity extends Activity {
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);
  
  
  
      final EditText txturl=(EditText) findViewById(R.id.txtedit);
      Button btngo=(Button) findViewById(R.id.btngo);
      final WebView wv=(WebView) findViewById(R.id.webview);
  
      btngo.setOnClickListener(new OnClickListener() {
  
          @Override
          public void onClick(View v) {
              // TODO Auto-generated method stub
  
              Thread t=new Thread(new  Runnable() 
              {
  
                  public void run() 
                  {
  
                      try 
                      {
                          InputStream in=OpenHttpConnection("http://google.com");
                          byte [] buffer = new byte[10000];
                          in.read(buffer);
  
                          final String s=new String(buffer);
  
                          wv.post(new Runnable() {
  
                              @Override
                              public void run() {
                                  // TODO Auto-generated method stub
  
                                  wv.loadData(s, "text/html", "utf-8");
  
                              }
                          }) ;
  
  
  
                      } catch (IOException e) {
                          // TODO Auto-generated catch block
                          e.printStackTrace();
                      }
  
                  }
              });
  
               t.run();
  
          }
      });
  
  
  }
  
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
      // Inflate the menu; this adds items to the action bar if it is present.
      getMenuInflater().inflate(R.menu.main, menu);
      return true;
  }
  
  private InputStream OpenHttpConnection (String urlString) throws IOException
  {
      URL url=new URL(urlString);
      InputStream in=null;
      int response=-1;
  
      URLConnection uc=url.openConnection();
  
      if(!(uc instanceof HttpURLConnection))
          throw new IOException("Not an http connection");
  
      HttpURLConnection httpCon=(HttpURLConnection) uc;
  
      httpCon.connect();
  
      response=httpCon.getResponseCode();
      if(response==HttpURLConnection.HTTP_OK)
          in=httpCon.getInputStream();
  
      return in;
  
  
  
  }
  }
  </code></pre>