Examples with Semaphore com.swiftmq.tools.concurrent.Semaphore used on opensource projects

Example 36 with Semaphore

use of com.swiftmq.tools.concurrent.Semaphore in project swiftmq-ce by iitsoftware.

the class MQTTSwiftlet method shutdown.

@Override
protected void shutdown() throws SwiftletException {
    // true when shutdown while standby
    if (ctx == null)
        return;
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(getName(), "shutdown ...");
    try {
        collectChanged(collectInterval, -1);
        listenerAdapter.close();
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(getName(), "shutdown: shutdown all MQTT connections");
        Semaphore sem = getShutdownSemaphore();
        ConnectionManager connectionManager = ctx.networkSwiftlet.getConnectionManager();
        Connection[] c = (Connection[]) connections.toArray(new Connection[connections.size()]);
        connections.clear();
        for (int i = 0; i < c.length; i++) {
            connectionManager.removeConnection(c[i]);
        }
        if (sem != null) {
            System.out.println("+++ waiting for connection shutdown ...");
            sem.waitHere();
            try {
                Thread.sleep(5000);
            } catch (Exception ignored) {
            }
        }
        ctx.mgmtSwiftlet.removeMgmtListener(this);
        ctx.sessionRegistry.close();
        ctx.retainer.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(getName(), "shutdown done.");
    ctx = null;
}

Example 37 with Semaphore

use of com.swiftmq.tools.concurrent.Semaphore in project swiftmq-ce by iitsoftware.

the class MQTTConnection method close.

public void close() {
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(ctx.mqttSwiftlet.getName(), toString() + ", close ...");
    closeLock.lock();
    if (closeInProgress) {
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.mqttSwiftlet.getName(), toString() + ", close in progress, return");
        return;
    }
    // Todo: Remove Usage entry
    ctx.timerSwiftlet.removeTimerListener(this);
    closeInProgress = true;
    closeLock.unlock();
    Semaphore sem = new Semaphore();
    connectionQueue.enqueue(new POClose(sem));
    sem.waitHere();
    outboundQueue.stopQueue();
    closed = true;
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(ctx.mqttSwiftlet.getName(), toString() + ", close done");
}

Example 38 with Semaphore

use of com.swiftmq.tools.concurrent.Semaphore in project swiftmq-ce by iitsoftware.

the class Listener method receive.

public void receive() {
    try {
        Semaphore sem1 = new Semaphore();
        subscriber.setMessageListener(new MyListener(new MsgNoVerifier(this, nMsgs, "no"), sem1));
        Semaphore sem2 = new Semaphore();
        subscriber1.setMessageListener(new MyListener(new MsgNoVerifier(this, nMsgs, "no"), sem2));
        Semaphore sem3 = new Semaphore();
        subscriber2.setMessageListener(new MyListener(new MsgNoVerifier(this, nMsgs, "no"), sem3));
        sem1.waitHere();
        sem2.waitHere();
        sem3.waitHere();
        if (exception != null)
            throw exception;
    } catch (Exception e) {
        failFast("test failed: " + e);
    }
}

Example 39 with Semaphore

use of com.swiftmq.tools.concurrent.Semaphore in project swiftmq-ce by iitsoftware.

the class Listener method receive.

public void receive() {
    try {
        sem = new Semaphore();
        subscriber.setMessageListener(this);
        sem.waitHere();
        if (exception != null)
            throw exception;
        verifier.verify();
    } catch (Exception e) {
        failFast("test failed: " + e);
    }
}

Example 40 with Semaphore

use of com.swiftmq.tools.concurrent.Semaphore in project swiftmq-ce by iitsoftware.

the class Listener method receive.

public void receive() {
    try {
        Semaphore sem1 = new Semaphore();
        subscriber.setMessageListener(new MyListener(ts, new MsgNoVerifier(this, nMsgs, "no"), sem1));
        Semaphore sem2 = new Semaphore();
        subscriber1.setMessageListener(new MyListener(session1, new MsgNoVerifier(this, nMsgs, "no"), sem2));
        Semaphore sem3 = new Semaphore();
        subscriber2.setMessageListener(new MyListener(session2, new MsgNoVerifier(this, nMsgs, "no"), sem3));
        sem1.waitHere();
        sem2.waitHere();
        sem3.waitHere();
        if (exception != null)
            throw exception;
    } catch (Exception e) {
        failFast("test failed: " + e);
    }
}