otected final&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/io/Reader.html?is-external=true" title="class or interface in java.io">Reader</a> _reader</pre>
<div class="block">Need to keep track of underlying <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Reader.html?is-external=true" title="class or interface in java.io"><code>Reader</code></a> to be able to
 auto-close it (if required to)</div>
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