public boolean isAllModified() {
    // TODO: cache the value
    for (int i = 0; i < modified.length; ++i) {
      if ((modified[i] | deleted[i]) != WORD_MASK) {
        return false;
      }
    }
    return true;
  }
Returns true, if all the procedures has been modified.
hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/store/wal/BitSetNode.java