code: public static AccessCondition generateIfSequenceNumberEqualCondition(long sequenceNumber) {
          AccessCondition retCondition = new AccessCondition();
          retCondition.ifSequenceNumberEqual = sequenceNumber;
          return retCondition;
      }
docs: Returns an access condition such that an operation will be performed only if resource's current sequence
  number is equal to the specified value. This condition only applies to page blobs.
  
  @param sequenceNumber
  The value to compare to the current sequence number.
  
  @return An <code>AccessCondition</code> object that represents the <i>If-Sequence-Number-EQ</i> condition.