javase/11/docs/api/java.base/java/lang/IllegalStateException.html?is-external=true" title="class or interface in java.lang" class="externalLink">IllegalStateException</a></code> - if read, readObject, readArray,
     readValue or close method is already called</dd>
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<h4>readArray</h4>
<pre class="methodSignature"><a href="JsonArray.html" title="interface in jakarta.json">JsonArray</a>&nbsp;readArray()</pre>
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