title: (apache httpclient) What is different thing in 3 code?
body: <pre><code>HttpClient client = new HttpClient();
  
  //1
  client.setConnectionTimeout(1000);
  
  //2
  client.getParams().setParameter(HttpConnectionParams.CONNECTION_TIMEOUT, 1000);
  
  //3
  client.getHttpConnectionManager().getParams().setConnectionTimeout(1000);
  </code></pre>
  
  <p>I want to know the main difference between this things?</p>