+ * Package-private constructor.
+ *
+ * @param identifier
+ * The identifier of the request
+ */
+ HighLevelResult(String identifier) {
+ this.identifier = identifier;
+ }
+
+ /**
+ * Returns the identifier of the underlying request.
+ *
+ * @return The identifier of the request
+ */
+ public String getIdentifier() {
+ return identifier;
+ }
+
+ /**