y-table-tab3">
<div class="block">Returns an enumeration of all the header names this request contains.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Enumeration.html" title="class or interface in java.util" class="external-link">Enumeration</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title=