docs: @FFDCIgnore(IllegalArgumentException.class)
      private Integer evaluatePriority(boolean immediateOnly) {
          try {
              return elHelper.processInt("priorityExpression", this.idStoreDefinition.priorityExpression(), this.idStoreDefinition.priority(), immediateOnly);
          } catch (IllegalArgumentException e) {
              if (TraceComponent.isAnyTracingEnabled() && tc.isWarningEnabled()) {
                  Tr.warning(tc, "JAVAEESEC_WARNING_IDSTORE_CONFIG", new Object[] { "priority/priorityExpression", "80" });
              }
              return 80; /* Default value from spec. */
          }
      }