-external=true" title="class or interface in java.lang">String</a>,<a href="../../../jakarta/json/JsonArrayBuilder.html" title="interface in jakarta.json">JsonArrayBuilder</a>&gt;,<a href="../../../jakarta/json/JsonObject.html" title="interface in jakarta.json">JsonObject</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">JsonCollectors.</span><code><span class="memberNameLink"><a href="../../../jakarta/json/stream/JsonCollectors.html#groupingBy-java.util.function.Function-">groupingBy</a><