code: public TaskSubmissionResult startTask() {
  
  		final AllocatedResource ar = this.allocatedResource.get();
  
  		if (ar == null) {
  			final TaskSubmissionResult result = new TaskSubmissionResult(getID(),
  				AbstractTaskResult.ReturnCode.NO_INSTANCE);
  			result.setDescription("Assigned instance of vertex " + this.toString() + " is null!");
  			return result;
  		}
  
  		final List<TaskDeploymentDescriptor> tasks = new SerializableArrayList<TaskDeploymentDescriptor>();
  		tasks.add(constructDeploymentDescriptor());
  
  		try {
  			final List<TaskSubmissionResult> results = ar.getInstance().submitTasks(tasks);
  
  			return results.get(0);
  
  		} catch (IOException e) {
  			final TaskSubmissionResult result = new TaskSubmissionResult(getID(),
  				AbstractTaskResult.ReturnCode.IPC_ERROR);
  			result.setDescription(StringUtils.stringifyException(e));
  			return result;
  		}
  	}
docs: Deploys and starts the task represented by this vertex
  on the assigned instance.
  
  @return the result of the task submission attempt