ink">IOException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang" class="externalLink">ClassNotFoundException</a></span></div>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Externalizable.html?is-external=true#readExternal(java.io.