public void setMemberData(MemberData memberData) {
    this.memberData = memberData;
  }
Replace the current member data with the given member data. This can be used to fill out an
InternalDistributedMember that was created from a partial data created by
readEssentialData.

@param memberData the replacement member data
geode-membership/src/main/java/org/apache/geode/distributed/internal/membership/gms/MemberIdentifierImpl.java