code: public void addStaticElVarValue(final String name, final String value) {
          check(!staticElValues.containsKey(name),
                  "Duplicate el variable %s value declaration: %s (original: %s)", name, value,
                  staticElValues.get(name));
          check(!dynamicElValues.contains(name),
                  "El variable %s can't be registered as static, because dynamic declaration already defined",
                  name);
          staticElValues.put(name, value);
      }
docs: Register static query el variable value.
  
  @param name  variable name
  @param value variable value