mirror of
https://github.com/deavmi/birchwood
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Merge pull request #34 from deavmi/bugfix/improve_snoosy
Bugfix/improve snoosy
This commit is contained in:
commit
7848e892b7
@ -23,9 +23,9 @@ dub add birchwood
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Birchwood depends on the following D libraries:
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Birchwood depends on the following D libraries:
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* `libsnooze` (atleast 1.0.0-beta)
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* `libsnooze` (at least 1.2.0-beta)
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* `eventy` (atleast 0.4.0)
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* `eventy` (at least 0.4.0)
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* `dlog` (atleast 0.3.19)
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* `dlog` (at least 0.3.19)
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## Usage
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## Usage
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2
dub.json
2
dub.json
@ -7,7 +7,7 @@
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"dependencies": {
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"dependencies": {
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"dlog": ">=0.3.19",
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"dlog": ">=0.3.19",
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"eventy": ">=0.4.0",
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"eventy": ">=0.4.0",
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"libsnooze": ">=1.0.0-beta"
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"libsnooze": ">=1.2.0-beta"
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},
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},
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"description": "A sane IRC framework for the D language",
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"description": "A sane IRC framework for the D language",
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"license": "LGPL-3.0",
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"license": "LGPL-3.0",
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@ -19,6 +19,8 @@ import birchwood.client.receiver : ReceiverThread;
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import birchwood.client.sender : SenderThread;
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import birchwood.client.sender : SenderThread;
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import birchwood.client.events;
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import birchwood.client.events;
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import libsnooze.exceptions : SnoozeError;
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import dlog;
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import dlog;
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package __gshared Logger logger;
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package __gshared Logger logger;
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@ -807,22 +809,12 @@ public class Client : Thread
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/* Register default handler */
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/* Register default handler */
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initEvents();
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initEvents();
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// /**
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// * Initialize the ready events for both the
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// * receive and send queue managers, then after
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// * doing so start both managers and spin for
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// * both of them to enter a ready state (i.e.
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// * they have ensured a waiting-pipe pair for
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// * libsnooze exists)
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// */
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/* Set the running status to true */
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/* Set the running status to true */
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running = true;
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running = true;
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/* Start the receive queue and send queue managers */
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/* Start the receive queue and send queue managers */
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this.receiver.start();
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this.receiver.start();
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this.sender.start();
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this.sender.start();
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// while(!receiver.isReady() || !sender.isReady()) {}
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/* Start the socket read-decode loop */
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/* Start the socket read-decode loop */
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this.start();
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this.start();
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@ -838,6 +830,10 @@ public class Client : Thread
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{
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{
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throw new BirchwoodException(ErrorType.INTERNAL_FAILURE, e.toString());
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throw new BirchwoodException(ErrorType.INTERNAL_FAILURE, e.toString());
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}
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}
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catch(SnoozeError e)
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{
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throw new BirchwoodException(ErrorType.INTERNAL_FAILURE, e.toString());
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}
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}
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}
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// TODO: Do actual liveliness check here
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// TODO: Do actual liveliness check here
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else
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else
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@ -18,7 +18,10 @@ public enum ErrorType
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/**
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/**
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* This could occur from errors with `Eventy`
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* This could occur from errors with `Eventy`
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* when setting up the signal handlers and
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* when setting up the signal handlers and
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* event types
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* event types. It can also occur if `libsnooze`
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* has an error which would occur when calling
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* `ensure(Thread)` for the `Receiver` and `Sender`
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* threads
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*/
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*/
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INTERNAL_FAILURE,
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INTERNAL_FAILURE,
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@ -48,7 +48,6 @@ public final class ReceiverThread : Thread
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* to be processed and received
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* to be processed and received
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*/
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*/
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private Event receiveEvent;
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private Event receiveEvent;
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// private bool hasEnsured;
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/**
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/**
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* The associated IRC client
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* The associated IRC client
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@ -61,13 +60,17 @@ public final class ReceiverThread : Thread
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*
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*
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* Params:
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* Params:
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* client = the Client to associate with
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* client = the Client to associate with
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* Throws:
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* `SnoozeError` on failure to construct an
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* `Event` or ensure ourselves
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*/
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*/
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this(Client client)
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this(Client client)
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{
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{
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super(&recvHandlerFunc);
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super(&recvHandlerFunc);
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this.client = client;
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this.client = client;
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this.receiveEvent = new Event(); // TODO: Catch any libsnooze error here
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this.receiveEvent = new Event();
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this.recvQueueLock = new Mutex();
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this.recvQueueLock = new Mutex();
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this.receiveEvent.ensure(this);
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}
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}
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/**
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/**
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@ -88,10 +91,6 @@ public final class ReceiverThread : Thread
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/* Unlock queue */
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/* Unlock queue */
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recvQueueLock.unlock();
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recvQueueLock.unlock();
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// TODO: Add a "register" function which can initialize pipes
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// ... without needing a wait, we'd need a ready flag though
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// ... for receiver's thread start
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/**
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/**
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* Wake up all threads waiting on this event
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* Wake up all threads waiting on this event
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* (if any, and if so it would only be the receiver)
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* (if any, and if so it would only be the receiver)
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@ -115,21 +114,6 @@ public final class ReceiverThread : Thread
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{
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{
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// TODO: We could look at libsnooze wait starvation or mutex racing (future thought)
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// TODO: We could look at libsnooze wait starvation or mutex racing (future thought)
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// // Do a once-off call to `ensure()` here which then only runs once and
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// // ... sets a `ready` flag for the Client to spin on. This ensures that
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// // ... when the first received messages will be able to cause a wait
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// // ... to immediately unblock rather than letting wait() register itself
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// // ... and then require another receiveQ call to wake it up and process
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// // ... the initial n messages + m new ones resulting in the second call
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// if(hasEnsured == false)
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// {
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// receiveEvent.ensure();
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// hasEnsured = true;
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// }
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// TODO: See above notes about libsnooze behaviour due
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// ... to usage in our context
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try
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try
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{
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{
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receiveEvent.wait();
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receiveEvent.wait();
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@ -153,8 +137,6 @@ public final class ReceiverThread : Thread
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}
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}
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/* Lock the receieve queue */
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/* Lock the receieve queue */
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recvQueueLock.lock();
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recvQueueLock.lock();
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@ -40,7 +40,6 @@ public final class SenderThread : Thread
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* to be processed and sent
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* to be processed and sent
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*/
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*/
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private Event sendEvent;
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private Event sendEvent;
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// private bool hasEnsured;
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/**
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/**
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* The associated IRC client
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* The associated IRC client
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@ -53,13 +52,17 @@ public final class SenderThread : Thread
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*
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*
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* Params:
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* Params:
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* client = the Client to associate with
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* client = the Client to associate with
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* Throws:
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* `SnoozeError` on failure to construct an
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* `Event` or ensure ourselves
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*/
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*/
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this(Client client)
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this(Client client)
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{
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{
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super(&sendHandlerFunc);
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super(&sendHandlerFunc);
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this.client = client;
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this.client = client;
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this.sendEvent = new Event(); // TODO: Catch any libsnooze error here
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this.sendEvent = new Event();
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this.sendQueueLock = new Mutex();
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this.sendQueueLock = new Mutex();
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this.sendEvent.ensure(this);
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}
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}
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/**
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/**
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@ -80,10 +83,6 @@ public final class SenderThread : Thread
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/* Unlock queue */
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/* Unlock queue */
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sendQueueLock.unlock();
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sendQueueLock.unlock();
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// TODO: Add a "register" function which can initialize pipes
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// ... without needing a wait, we'd need a ready flag though
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// ... for sender's thread start
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/**
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/**
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* Wake up all threads waiting on this event
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* Wake up all threads waiting on this event
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* (if any, and if so it would only be the sender)
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* (if any, and if so it would only be the sender)
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@ -91,7 +90,6 @@ public final class SenderThread : Thread
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sendEvent.notifyAll();
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sendEvent.notifyAll();
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}
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}
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/**
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/**
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* The send queue worker function
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* The send queue worker function
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*/
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*/
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@ -99,24 +97,10 @@ public final class SenderThread : Thread
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{
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{
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while(client.running)
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while(client.running)
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{
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{
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// // Do a once-off call to `ensure()` here which then only runs once and
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// // ... sets a `ready` flag for the Client to spin on. This ensures that
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// // ... when the first sent messages will be able to cause a wait
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// // ... to immediately unblock rather than letting wait() register itself
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// // ... and then require another sendQ call to wake it up and process
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// // ... the initial n messages + m new ones resulting in the second call
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// if(hasEnsured == false)
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// {
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// sendEvent.ensure();
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// hasEnsured = true;
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// }
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// TODO: We could look at libsnooze wait starvation or mutex racing (future thought)
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// TODO: We could look at libsnooze wait starvation or mutex racing (future thought)
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/* TODO: handle normal messages (xCount with fakeLagInBetween) */
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/* TODO: handle normal messages (xCount with fakeLagInBetween) */
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// TODO: See above notes about libsnooze behaviour due
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// ... to usage in our context
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try
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try
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{
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{
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sendEvent.wait();
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sendEvent.wait();
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@ -140,13 +124,6 @@ public final class SenderThread : Thread
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}
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}
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// TODO: After the above call have a once-off call to `ensure()` here
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// ... which then only runs once and sets a `ready` flag for the Client
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// ... to spin on
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/* Lock queue */
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/* Lock queue */
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sendQueueLock.lock();
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sendQueueLock.lock();
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