Testing out the PPD42 Air Quality Sensor, with an MSP430 Launchpad and graphing the data with GNUplot.
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  1. /*--------------------------------------------------------------------------
  2. | rxtx is a native interface to serial ports in java.
  3. | Copyright 1997-2004 by Trent Jarvi taj@www.linux.org.uk.
  4. |
  5. | This library is free software; you can redistribute it and/or
  6. | modify it under the terms of the GNU Library General Public
  7. | License as published by the Free Software Foundation; either
  8. | version 2 of the License, or (at your option) any later version.
  9. |
  10. | This library is distributed in the hope that it will be useful,
  11. | but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. | Library General Public License for more details.
  14. |
  15. | You should have received a copy of the GNU Library General Public
  16. | License along with this library; if not, write to the Free
  17. | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18. --------------------------------------------------------------------------*/
  19. package gnu.io;
  20. import java.util.*;
  21. /**
  22. * The port requested is currently in use
  23. * @author Trent Jarvi
  24. * @version %I%, %G%
  25. * @since JDK1.0
  26. */
  27. public class PortInUseException extends Exception
  28. {
  29. /**
  30. the owner of the port requested.
  31. */
  32. public String currentOwner;
  33. /**
  34. * create a instance of the Exception and store the current owner
  35. *
  36. * @param str detailed information about the current owner
  37. */
  38. PortInUseException( String str )
  39. {
  40. super( str );
  41. currentOwner=str;
  42. }
  43. public PortInUseException()
  44. {
  45. super();
  46. }
  47. }