public synchronized void addWaitingTask(BuildTask task, Runnable taskReadyCallback) {
        unfinishedTasks.add(task);
        log.debug("adding waiting task: {}", task);
        waitingTasksWithCallbacks.put(task, taskReadyCallback);
    }
public synchronized void addWaitingTask(BuildTask task, Runnable taskReadyCallback) {
        unfinishedTasks.add(task);
        log.debug("adding waiting task: {}", task);
        waitingTasksWithCallbacks.put(task, taskReadyCallback);
    }
public synchronized void addWaitingTask ( BuildTask task , Runnable taskReadyCallback ) { unfinishedTasks . add ( task ) ; log . debug ( "adding waiting task: {}" , task ) ; waitingTasksWithCallbacks . put ( task , taskReadyCallback ) ; }
Add a task that is waiting for dependencies
@param task task that is not ready to build
@param taskReadyCallback a callback to be invoked when the task becomes ready
Add a task that is waiting for dependencies