age expressions (${} syntax) for both the
 <code>parameterValue</code> as well as for a full array element. If an EL
 expression is used for a full array element, the expression must evaluate
 to either a single string, a string array or a string <a href="https://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html?is-external=true" title="class or interface in java.util.stream"><code>Stream</code></a> where
 in each case every string must adhere to the above specified format.</div>
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