title: Java String split method split by 2 or more spaces
body: <p>How can I split a string by "2 or more spaces" only using the java split method</p>
  
  <p>An example:</p>
  
  <pre><code>"cat dog    horse   elephant"
  </code></pre>
  
  <p>will be splitted into:</p>
  
  <pre><code>cat dog
  horse
  elephant
  </code></pre>
  
  <p>Thanks.</p>