code: private void strictRRpolicy(PackingPlanBuilder planBuilder,
                                String componentName) throws ConstraintViolationException {
      planBuilder.addInstance(this.containerId, componentName);
      this.containerId = nextContainerId(this.containerId);
    }
docs: Attempts to place the instance the current containerId.
  
  @param planBuilder packing plan builder
  @param componentName the component name of the instance that needs to be placed in the container
  @throws ResourceExceededException if there is no room on the current container for the instance