releasenotes.txt

java串口编程类

========================================================================
 CHANGES IN 3.0
========================================================================
  
   General
     - Improved portmapping
     - Provided new documentation explaining portmapping
     - Improved runtime error messages

   Sun Ray:
     - Added "automatic" server-side and DTU-specific logical names 



   Bugs Fixed:

   Bug Id  Synopsis
   ------- ----------------------------------




========================================================================
 CHANGES IN 2.0.3
========================================================================

   Solaris:
      - Change the default build java version from jdk1.1.8 to java1.2.

   Sun Ray:
      - No longer uses the Auth Mgr
      - No longer accesses $UTDEVROOT directly, uses libutsession.so



   Bugs Fixed:

   Bug Id  Synopsis
   ------- -----------------------------------
   4445759 Doesn't re-enumerate each time getCommPortIdentifiers() called
   4414176 100% CPU use of comm API 2.0.2
   4412884 Open followed by close results in 100% cpu usage
   4445761 Must propagate errors when SunRay Hotdesk events occur
   4454642 PDASync fails in MultiHead environment
   4452073 PDASync says "port in use by another application"




========================================================================
 CHANGES IN 2.0.2 
========================================================================

   General:
      - Various documentation errors have been fixed.


   Sun Ray:
      - Added documents to clarify SunRay serial device portmapping.



   Bugs Fixed:
 
   Bug Id  Synopsis
   ------- ----------------------------------
   4192908 Communication via serial port is too slow
   4202050 Reading closed port shouldn't generate IllegalStateException
   4203051 Receive timeout is granularity unacceptable
   4242291 Closing a port can be a suicide call
   4250828 3x slowdown from javacomm API
   4260554 javax.comm package : Unable to load javax.comm.properties
   4283884 OUTPUT_BUFFER_EMPTY Event Not Provided per API
   4236107 Closing InputStream does not unblock any outstanding reads
   4241557 serialportevent listeners don't wonk on Solaris
   4304587 "nWaitForEvent: cond_wait error 4" after 30280 chars xmitd
   4259571 Doc clarification for :serial ports owner
   4287685 Constant err nWaitForEvent or cond_wait error 4 in JDK 1.2.
   4347826 Generates IllegalStaeException instead of IOException
   4353355 Unable to open Serial Ports through javax.comm
   4358426 SimpleRead sample program doesn't work on SunRay DTU
   4353410 ParallelBlackBox coredumps on Sun Ray platform.
   4359517 SimpleWrite.java writes often truncates data
   4359844 SimpleWrite' between 2 ports does not write whole string.S