Here is controller

public  class DeliverySchedulerComponentController extends AbstractComponentController {

    public DeliveryScheduleWrapper wrapper           { get;set;}
    public DeliveryScheduleHelper deliveryHelper     { get;set;}
    public Delivery_Schedule__c delivery_schedule   { get;set;}
    public String consId{get;set;}
    public boolean manageDeliveryReceivedButton {get;set;} 
    public Integer consItemPos{get;set;}
    public String prdFamily;
      
  public boolean hasErrorMessages
  {
    get
    {
        return Apexpages.hasMessages(ApexPages.Severity.Error);
    }
  }
    public DeliverySchedulerComponentController () {
        initValues();       
    }
   
    private void initValues()
    {    
        if(modeOfScreen!=null && modeOfScreen!=NEW_MODE){
           
   setValuesFromParentController();
           
        }
        modeOfScreen = NEW_MODE;
        wrapper = new DeliveryScheduleWrapper();
               
        delivery_schedule = new Delivery_Schedule__c();

        //VG - Modified to make OrderType dynamically selected
     String RecType=ApexPages.currentPage().getParameters().get('RecordType');
     System.debug('Record type from Scheduler:***'+ProductsAndOrdersMap.getInstance().getProductfamilyByRTId(RecType));
      prdFamily=ProductsAndOrdersMap.getInstance().getProductfamilyByRTId(RecType);
        deliveryHelper = new DeliveryScheduleHelper(prdFamily);
        wrapper = deliveryHelper.create(delivery_schedule, prdFamily);
             
       
    }
   
    public override boolean save() {
        return deliveryHelper.save(wrapper);
    }
   
   public PageReference acknowledgeDelivery(){
       Savepoint sp = Database.setSavepoint();
       try{
          // System.debug('Consignment ID triggerd***'+consId);
           Map<Id, ConsignmentItem__c> cPageItems = new Map<Id, ConsignmentItem__c>(wrapper.items.get(consItemPos));
           List<ConsignmentItem__c> itemsExist= [select id, Delivered_Quantity__c from ConsignmentItem__c where Consignment__c=:consId];
           System.debug('Size of the list:***'+itemsExist.size());
           for(ConsignmentItem__c listItem:itemsExist){
               System.debug('Entered Values**:'+cPageItems.get(listItem.id).Delivered_Quantity__c);
              listItem.Delivered_Quantity__c= cPageItems.get(listItem.id).Delivered_Quantity__c;       
           }
          
           Consignment__c receivedConsignment = [select due__c, Instructions__C, Delivery_Location__c,status__c,ReceivedOn__c from Consignment__c where id=:consId];
           receivedConsignment.status__c=FixedValues.consignmentDelStatus;
           receivedConsignment.ReceivedOn__c=System.now();
           update receivedConsignment;
           update itemsExist;
           if(Debug.Status){
            System.debug('Delivery acknowledged'+receivedConsignment);
           }
          
            //return pageRef;
       }catch(Exception e){
           if(Debug.Status){
               System.debug('Update receive Delivery failed');
           }
           ApexPages.addMessages(e);
            Database.rollback(sp);
       }
       //wrapper = deliveryHelper.load(wrapper.deliverySchedule);
      return null;
      
   }
        
          
      
    public override boolean amend()
    {
        return (deliveryHelper.amend(wrapper));
    }
   
    public  AbstractParentController parentController   {
        get;
        set
        {
         if(value!=null)
            {
                parentController = value;
                setValuesFromParentController();
            }
        }}
    private void setValuesFromParentController()
    {  
     parentController.childComponentController = this;
     manageDeliveryReceivedButton = false;
    
     if((parentController.modeOfScreen.equalsIgnoreCase(VIEW_MODE)||parentController.modeOfScreen.equalsIgnoreCase(EDIT_MODE))&& parentController instanceof OrderFormExistOrderController)
        {
           OrderFormExistOrderController pController = (OrderFormExistOrderController) parentController;          
           ID orderId = pController.ordid;
           if(parentController.wrapper!=null)
           {
             wrapper = parentController.wrapper;
           }
           else {
             delivery_schedule = [SELECT ID, NAME,Account__c,Month__c,Region__c,Year__c FROM Delivery_Schedule__c where Order__c =:orderId ];
                wrapper = deliveryHelper.load(delivery_schedule);
           }
           displayErrorAndWarningMessages();
        }
       
       
        if(parentController.modeOfScreen.equalsIgnoreCase(VIEW_MODE)&& parentController instanceof ViewDeliveryScheduleExtension)
        {
            manageDeliveryReceivedButton = true;
             if(UserHelper.isNewEnergySupplierProfile() && delivery_schedule.Order__r.status==Fixedvalues.dccApprovedStatus){
              manageDeliveryReceivedButton = true;
         }
           ViewDeliveryScheduleExtension pController = (ViewDeliveryScheduleExtension) parentController;          
          wrapper = pController.wrapper;
         
        }
       
        if(parentController.modeOfScreen.equalsIgnoreCase(EDIT_MODE) && parentController instanceof EditDeliveryScheduleExtension)
        {
           //manageDeliveryReceivedButton = true;
          EditDeliveryScheduleExtension editDelExtn = (EditDeliveryScheduleExtension) parentController;
          wrapper = editDelExtn.wrapper;
        }
       
       
    }
    
   private void displayErrorAndWarningMessages()
   { 
   
        List<Apexpages.Message> messageList = new List<Apexpages.Message>();
       
        OrderFormControllerErrorHandler errorHandler = new OrderFormControllerErrorHandler(parentController,messageList);  
        errorHandler.processErrorAndWarningMessages();
        for(ApexPages.Message errMessage : messageList)
        {
            Apexpages.addMessage(errMessage);
        }
      
    }
   
   
}