How to use

writeLimit

method

in

net.openhft.chronicle.bytes.MappedBytes

mappedBytes.writeLimit(mappedBytes.realCapacity());
mappedBytes.writePosition(mappedBytes.readPosition());
long pos = recovery.writeHeader(mappedWire, safeLength, timeoutMS, null, null);

private synchronized void acquireNextByteStore0(final long offset, final boolean set) {
  @Nullable BytesStore oldBS = this.bytesStore;
  try {
    @Nullable BytesStore newBS = mappedFile.acquireByteStore(offset);
    this.bytesStore = newBS;
    oldBS.release();
  } catch (@NotNull IOException | IllegalStateException | IllegalArgumentException e) {
    @NotNull BufferOverflowException boe = new BufferOverflowException();
    boe.initCause(e);
    throw boe;
  }
  if (set) {
    if (writeLimit() < readPosition)
      writeLimit(readPosition);
    if (readLimit() < readPosition)
      readLimit(readPosition);
    readPosition = offset;
  }
}

@NotNull
@Override
public Bytes<Void> readPositionRemaining(long position, long remaining) throws BufferUnderflowException {
  long limit = position + remaining;
  acquireNextByteStore(position, true);
  if (writeLimit < limit)
    writeLimit(limit);
  boolean debug = false;
  assert debug = true;
  if (debug)
    readLimit(limit);
  else
    uncheckedWritePosition(limit);
  return readPosition(position);
}

mappedBytes.writeLimit(mappedBytes.realCapacity());
mappedBytes.writePosition(mappedBytes.readPosition());
long pos = recovery.writeHeader(mappedWire, safeLength, timeoutMS, null, null);