How to use

HttpInput$ErrorState

in

org.eclipse.jetty.server

public boolean failed(Throwable x)
{
  synchronized (_inputQ)
  {
    // Errors may be reported multiple times, for example
    // a local idle timeout and a remote I/O failure.
    if (isError())
    {
      if (LOG.isDebugEnabled())
      {
        // Log both the original and current failure
        // without modifying the original failure.
        Throwable failure = new Throwable(_state.getError());
        failure.addSuppressed(x);
        LOG.debug(failure);
      }
    }
    else
    {
      // Add a suppressed throwable to capture this stack
      // trace without wrapping/hiding the original failure.
      x.addSuppressed(new Throwable("HttpInput failure"));
      _state = new ErrorState(x);
    }
    return wakeup();
  }
}

error = _state instanceof ErrorState?((ErrorState)_state).getError():null;

public boolean consumeAll()
{
  synchronized (_inputQ)
  {
    try
    {
      while (true)
      {
        Content item = nextContent();
        if (item == null)
          break; // Let's not bother blocking
        skip(item, item.remaining());
      }
      if (isFinished())
        return !isError();
      _state = EARLY_EOF;
      return false;
    }
    catch (Throwable e)
    {
      LOG.debug(e);
      _state = new ErrorState(e);
      return false;
    }
  }
}

public boolean failed(Throwable x)
{
  boolean woken=false;
  synchronized (_inputQ)
  {
    if (_state instanceof ErrorState)
      LOG.warn(x);
    else
      _state = new ErrorState(x);
    if (_listener==null)
      _inputQ.notify();
    else
      woken=_channelState.onReadPossible();
  }
  return woken;
}

public boolean onIdleTimeout(Throwable x)
{
  synchronized (_inputQ)
  {
    boolean neverDispatched = getHttpChannelState().isIdle();
    if ((_waitingForContent || neverDispatched) && !isError())
    {
      x.addSuppressed(new Throwable("HttpInput idle timeout"));
      _state = new ErrorState(x);
      return wakeup();
    }
    return false;
  }
}