charly.server.devices
Class ChGpibDeviceImpl.ChSrqService

java.lang.Object
  java.lang.Thread
      charly.server.devices.ChGpibDeviceImpl.ChSrqService

All Implemented Interfaces:

java.lang.Runnable

Enclosing class:

ChGpibDeviceImpl

class ChGpibDeviceImpl.ChSrqService

extends java.lang.Thread

Field Summary

(package private) java.util.Map	dvcs maps elems of Integer representing the dvcAddr to elems of ChGpibDeviceImpl.ChClientGpibInfo
(package private) int	timeDist timeDist is the distance in ms between two checks of the SRQ-line.

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

(package private)

ChGpibDeviceImpl.ChSrqService(java.lang.String name, int timeDist) timeDist is the distance in ms between two checks of the SRQ-line.

Method Summary

(package private) void	checkSrq(int dvcAddr, ChGpibDeviceImpl.ChClientGpibInfo info)
void	run() For the devices to be checked, this method makes a serial poll to check whether an SRQ occured.
(package private) void	uncheckSrq(int dvcAddr, ChGpibDeviceImpl.ChClientGpibInfo info)

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getContextClassLoader, getName, getPriority, getThreadGroup, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setName, setPriority, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

timeDist

int timeDist

timeDist is the distance in ms between two checks of the SRQ-line.

dvcs

java.util.Map dvcs

maps elems of Integer representing the dvcAddr to elems of ChGpibDeviceImpl.ChClientGpibInfo

Constructor Detail

ChGpibDeviceImpl.ChSrqService

ChGpibDeviceImpl.ChSrqService(java.lang.String name,
                              int timeDist)

timeDist is the distance in ms between two checks of the SRQ-line.

Method Detail

checkSrq

void checkSrq(int dvcAddr,
              ChGpibDeviceImpl.ChClientGpibInfo info)

uncheckSrq

void uncheckSrq(int dvcAddr,
                ChGpibDeviceImpl.ChClientGpibInfo info)

run

public void run()

For the devices to be checked, this method makes a serial poll to check whether an SRQ occured. It also removes devices that are asked for a SRQ-check by a stopped or aborted task from the list of devices to be checked.