or interface in java.lang" class="externalLink">String</a>,&#8203;<a href="../JsonArrayBuilder.html" title="interface in jakarta.json">JsonArrayBuilder</a>&gt;,&#8203;<a href="../JsonObject.html" title="interface in jakarta.json">JsonObject</a>&gt;</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">JsonCollectors.</span><code><span class="memberNameLink"><a href="../stream/JsonCollectors.html#groupingBy(java.util.function.Function)">groupingBy</a></span>&#8203;(<a href="https://docs.o