Examples with GapList org.magicwerk.brownies.collections.GapList used on opensource projects

Example 1 with GapList

use of org.magicwerk.brownies.collections.GapList in project swiftmq-ce by iitsoftware.

the class TimerSwiftletImpl method startup.

protected void startup(Configuration config) throws SwiftletException {
    logSwiftlet = (LogSwiftlet) SwiftletManager.getInstance().getSwiftlet("sys$log");
    traceSwiftlet = (TraceSwiftlet) SwiftletManager.getInstance().getSwiftlet("sys$trace");
    traceSpace = traceSwiftlet.getTraceSpace(TraceSwiftlet.SPACE_KERNEL);
    threadpoolSwiftlet = (ThreadpoolSwiftlet) SwiftletManager.getInstance().getSwiftlet("sys$threadpool");
    if (traceSpace.enabled)
        traceSpace.trace(getName(), "startup, ...");
    Property prop = config.getProperty("min-delay");
    minDelay = ((Long) prop.getValue()).longValue();
    prop.setPropertyChangeListener(new PropertyChangeAdapter(null) {

        public void propertyChanged(Property property, Object oldValue, Object newValue) throws PropertyChangeException {
            minDelay = ((Long) newValue).longValue();
        }
    });
    prop = config.getProperty("max-delay");
    maxDelay = ((Long) prop.getValue()).longValue();
    timeChangeThreshold = maxDelay + MAX_DELAY_TIME_CHANGE_ADDITION;
    prop.setPropertyChangeListener(new PropertyChangeAdapter(null) {

        public void propertyChanged(Property property, Object oldValue, Object newValue) throws PropertyChangeException {
            maxDelay = ((Long) newValue).longValue();
            timeChangeThreshold = maxDelay + MAX_DELAY_TIME_CHANGE_ADDITION;
        }
    });
    taskPool = threadpoolSwiftlet.getPool(TP_TASK);
    taskQueue = new GapList();
    timerListeners = new HashMap();
    sysTimeChangeListeners = new GapList();
    dispatcher = new Dispatcher();
    threadpoolSwiftlet.dispatchTask(dispatcher);
    if (traceSpace.enabled)
        traceSpace.trace(getName(), "startup, DONE");
}

Example 2 with GapList

use of org.magicwerk.brownies.collections.GapList in project swiftmq-ce by iitsoftware.

the class TimerSwiftletImpl method reorder.

private void reorder(long delta) {
    if (traceSpace.enabled)
        traceSpace.trace(getName(), "reorder, delta=" + delta + " ...");
    logSwiftlet.logInformation(getName(), "System time has changed (delta=" + delta + "), reordering timer task queue");
    List backup = (List) ((GapList) taskQueue).clone();
    taskQueue.clear();
    for (Iterator iter = backup.iterator(); iter.hasNext(); ) {
        TimeTask t = (TimeTask) iter.next();
        if (!t.doNotApplySystemTimeChanges) {
            if (traceSpace.enabled)
                traceSpace.trace(getName(), "reorder, before, t=" + t);
            t.recalc(delta);
            if (traceSpace.enabled)
                traceSpace.trace(getName(), "reorder, after, t=" + t);
        }
        enqueue(t);
    }
    for (int i = 0; i < sysTimeChangeListeners.size(); i++) {
        SystemTimeChangeListener l = null;
        try {
            l = (SystemTimeChangeListener) sysTimeChangeListeners.get(i);
            l.systemTimeChangeDetected(delta);
        } catch (Exception e) {
            logSwiftlet.logInformation(getName(), "Exception calling SystemTimeChangeListener '" + l + "': " + e);
            if (traceSpace.enabled)
                traceSpace.trace(getName(), "Exception calling SystemTimeChangeListener '" + l + "': " + e);
        }
    }
    if (traceSpace.enabled)
        traceSpace.trace(getName(), "reorder, delta=" + delta + " done");
}