stella.net
Class TelescopeClient.Blocking

java.lang.Object
  stella.net.TelescopeClient.Blocking

All Implemented Interfaces:

ReplySubscriber

Enclosing class:

TelescopeClient

private static class TelescopeClient.Blocking
extends Object
implements ReplySubscriber

A class that allows blocking on incoming commands.

Field Summary

private static List	active A list of offset commands sent during guiding where we don't wait.
private static long	MAXTIMEOUT Maximum time-out, independant from command.
private static TelescopeClient	to The telescope client to block.
private static Object	wait A locking object.

Constructor Summary

TelescopeClient.Blocking(TelescopeClient receiver)
Constructs a new adapter-to-telescope caster.

Method Summary

boolean	castCommandAndWait(CommandEvent ce) Casts the command and blocks.
void	forward(ReplyEvent re) If the received reply matches an offset sent during guiding, we remove it from the list and return without notifying.

Methods inherited from class java.lang.Object

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

Field Detail

wait

private static Object wait

A locking object.

active

private static List active

A list of offset commands sent during guiding where we don't wait.

to

private static TelescopeClient to

The telescope client to block.

MAXTIMEOUT

private static final long MAXTIMEOUT

Maximum time-out, independant from command.

See Also:

Constant Field Values

Constructor Detail

TelescopeClient.Blocking

public TelescopeClient.Blocking(TelescopeClient receiver)

Constructs a new adapter-to-telescope caster. A reply-subscriber that is used for blocking command transfer is registered to the caster client in the TelescopeClient.init() method.

Method Detail

forward

public void forward(ReplyEvent re)

If the received reply matches an offset sent during guiding, we remove it from the list and return without notifying. During acquire, however, the command execution is blocked, thus we then have to notify.

Specified by:

forward in interface ReplySubscriber

castCommandAndWait

public boolean castCommandAndWait(CommandEvent ce)

Casts the command and blocks.