title: Generate a random Alphanumeric String without some characters
body: <p>I want to generate a random Alphanumeric String. I want to exlude some characters from my string </p>
  
  <blockquote>
    <p>l, i, o and the number 0</p>
  </blockquote>
  
  <p>For the moment i have this code:</p>
  
  <pre><code>import org.apache.commons.lang.RandomStringUtils;
  ...
  numberFile = RandomStringUtils.randomAlphanumeric( 5 );
  </code></pre>