public boolean rejectedDueToInitialization() {
      return (msg != null) && msg.notYetInitialized;
    }
After a response has been returned from waitForAcceptance, this method may be used to see if
the other vm rejected the bucket because it was still initializing.
geode-core/src/main/java/org/apache/geode/internal/cache/partitioned/ManageBucketMessage.java