oncurrent/Future.html" title="class or interface in java.util.concurrent" class="external-link">Future</a>&lt;<a href="../../core/Response.html" title="class in jakarta.ws.rs.core">Response</a>&gt;</code></div>
<div class="col-second even-row-color"><span class="type-name-label">AsyncInvoker.</span><code><a href="../AsyncInvoker.html#head(jakarta.ws.rs.client.InvocationCallback)" class="member-name-link">head</a><wbr>(<a href="../InvocationCallback.html" title="interface in jakarta.ws.rs.client">InvocationC