">
<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
<div class="block">
 Return <code>true</code> if the specified property of the specified property is known to be immutable; otherwise,
 return <code>false</code>.</div>
</td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#readExternal(java.io.ObjectInput)">readExternal</a></span>&#8203;(<a href="https://docs.oracle.com/ja