title: Bukkit Right Click on Block
body: <p>When I right click a block with a block on my hand, and the block on my hand didn't place, bukkit returns action <code>RIGHT_CLICK_AIR</code>, and will cause an error when I call <code>getClickedBlock()</code>.
  How can I get the block I clicked?</p>
  
  <p>This is a short viedo for demonstration:
  <a href="http://youtu.be/0OVpu7X1-0U" rel="nofollow">http://youtu.be/0OVpu7X1-0U</a></p>