public StatDescriptor getStat(String name) {
      return (StatDescriptor) descriptorMap.get(name);
    }
Gets a stat descriptor contained in this type given the stats name.

@param name the name of the stat to find in the current type
@return the descriptor that matches the name or null if the type does not have a stat of the
        given name
geode-core/src/main/java/org/apache/geode/internal/statistics/StatArchiveReader.java