public static StatisticDescriptor createDoubleCounter(String name, String description,
      String units, boolean isLargerBetter) {
    return new StatisticDescriptorImpl(name, DOUBLE, description, units, true, isLargerBetter);
  }
Returns the class of the given type code

@throws IllegalArgumentException <code>code</code> is an unknown type
geode-core/src/main/java/org/apache/geode/internal/statistics/StatisticDescriptorImpl.java