org.lsst.ccs.subsystems.fcs.common
Interface Latch

All Known Implementing Classes:

FilterLatchModule, SimuLatch

public interface Latch

This is a model for the Latch which holds a filter on an autochanger's truck. There is 2 trucks on the autochanger, so there is 2 latches : LatchX- and LatchX+

Author:

virieux

Method Summary

boolean	isInError()
boolean	isLocked()
boolean	isUnlocked()
java.lang.String	lock()
java.lang.String	unlock()

Method Detail

unlock

java.lang.String unlock()
                        throws org.lsst.ccs.bus.BadCommandException,
                               org.lsst.ccs.bus.ErrorInCommandExecutionException

Throws:

org.lsst.ccs.bus.BadCommandException

org.lsst.ccs.bus.ErrorInCommandExecutionException

lock

java.lang.String lock()
                      throws org.lsst.ccs.bus.BadCommandException,
                             org.lsst.ccs.bus.ErrorInCommandExecutionException

Throws:

org.lsst.ccs.bus.BadCommandException

org.lsst.ccs.bus.ErrorInCommandExecutionException

isLocked

boolean isLocked()

isUnlocked

boolean isUnlocked()

isInError

boolean isInError()