@Override
    public boolean isEmpty() {
      return m.isEmpty();
    }
Only allows profiles that actually hosting this bucket. If the profile is primary, then
primaryMember will be set to that member but only if we are not already the primary.

@param profile the profile to add (must be a BucketProfile)
@param forceProfile true will force profile to be added even if member is not in distributed
       view

@see #adviseProfileUpdate()
geode-core/src/main/java/org/apache/geode/internal/cache/BucketAdvisor.java