How to use

stream

method

in

org.jgroups.util.Table

/** Dumps the seqnos in the table as a list */
public String dump() {
  lock.lock();
  try {
    return stream(low, hr).filter(Objects::nonNull).map(Object::toString)
     .collect(Collectors.joining(", "));
  }
  finally {
    lock.unlock();
  }
}

/** Iterate from low to hr and add up non-null values. Caller must hold the lock. */
@GuardedBy("lock")
public int computeSize() {
  return (int)stream().filter(Objects::nonNull).count();
}

protected static long sizeOfAllMessages(Table<Message> buf, boolean include_headers) {
  return buf.stream().reduce(0L, (size,el) -> {
    if(el == null)
      return size;
    else
      return size + (include_headers? el.size() : el.getLength());
  }, (l,r) -> l);
}

/** Dumps the seqnos in the table as a list */
public String dump() {
  lock.lock();
  try {
    return stream(low, hr).filter(Objects::nonNull).map(Object::toString)
     .collect(Collectors.joining(", "));
  }
  finally {
    lock.unlock();
  }
}

/** Iterate from low to hr and add up non-null values. Caller must hold the lock. */
@GuardedBy("lock")
public int computeSize() {
  return (int)stream().filter(Objects::nonNull).count();
}

protected static long sizeOfAllMessages(Table<Message> buf, boolean include_headers) {
  return buf.stream().reduce(0L, (size,el) -> {
    if(el == null)
      return size;
    else
      return size + (include_headers? el.size() : el.getLength());
  }, (l,r) -> l);
}