Examples with Action voldemort.store.routed.action.Action used on opensource projects

Example 1 with Action

use of voldemort.store.routed.action.Action in project voldemort by voldemort.

the class Pipeline method execute.

/**
     * Process events in the order as they were received.
     * 
     * <p/>
     * 
     * The overall time to process the events must be within the bounds of the
     * timeout or an {@link InsufficientOperationalNodesException} will be
     * thrown.
     */
public void execute() {
    try {
        while (true) {
            Event event = null;
            try {
                event = eventQueue.poll(timeout, unit);
            } catch (InterruptedException e) {
                throw new InsufficientOperationalNodesException(operation.getSimpleName() + " operation interrupted!", e);
            }
            if (event == null)
                throw new VoldemortException(operation.getSimpleName() + " returned a null event");
            if (event.equals(Event.ERROR)) {
                if (logger.isTraceEnabled())
                    logger.trace(operation.getSimpleName() + " request, events complete due to error");
                break;
            } else if (event.equals(Event.COMPLETED)) {
                if (logger.isTraceEnabled())
                    logger.trace(operation.getSimpleName() + " request, events complete");
                break;
            }
            Action action = eventActions.get(event);
            if (action == null)
                throw new IllegalStateException("action was null for event " + event);
            if (logger.isTraceEnabled())
                logger.trace(operation.getSimpleName() + " request, action " + action.getClass().getSimpleName() + " to handle " + event + " event");
            action.execute(this);
        }
    } finally {
        finished = true;
    }
}