Old controller
create
@PostMapping(value = { "/points/redeem" },consumes = "application/json")
	@ApiOperation(value = "Redeem points", produces = "application/json", response = LoyaltyMemberDetailsRS.class, responseContainer = "List")
	@ResponseStatus(HttpStatus.OK)
	public ResponseEntity<CreateRedemptionOrderRS> createRedemptionOrder(@RequestBody final CreateRedemptionOrderRQ createRedemptionOrderRQ) 
			throws ServiceException {
		
		ILoyaltyRedemption loyaltyRedemption = redemptionFactory.getLoyaltyRedemption(createRedemptionOrderRQ.getPartner());
		return ResponseEntity.ok(loyaltyRedemption.createRedemption(createRedemptionOrderRQ));
	}

cancel
	@PostMapping(value = { "/points/refund" },consumes = "application/json")
	@ApiOperation(value = "Refunds the points", produces = "application/json", response = LoyaltyMemberDetailsRS.class, responseContainer = "List")
	@ResponseStatus(HttpStatus.OK)
	public ResponseEntity<CancelRedemptionOrderRS> cancelRedemptionOrder(@RequestBody final CancelRedemptionOrderRQ cancelRedemptionOrderRQ)
			throws ServiceException {
		
		ILoyaltyRedemption loyaltyRedemption = redemptionFactory.getLoyaltyRedemption(cancelRedemptionOrderRQ.getPartner());
		return ResponseEntity.ok(loyaltyRedemption.cancelRedemption(cancelRedemptionOrderRQ));
	}

redemption factory code 
package com.abg.loyaltyservice.factory;

import java.util.Map;

import com.abg.loyaltyservice.services.ILoyaltyRedemption;

public class RedemptionFactory {

	private final static String DEFAULT = "DEFAULT";

	private Map<String, ILoyaltyRedemption> redemptionServiceMap;

	public void setRedemptionService(Map<String, ILoyaltyRedemption> redemptionService) {
		this.redemptionServiceMap = redemptionService;
	}

	public ILoyaltyRedemption getLoyaltyRedemption(String partner) {

		ILoyaltyRedemption loyaltyRedemption = null;
		if (partner != null) {
			loyaltyRedemption = redemptionServiceMap.get(partner.toUpperCase());
		}
		if (loyaltyRedemption == null) {
			loyaltyRedemption = redemptionServiceMap.get(DEFAULT);
		}
		return loyaltyRedemption;
	}

}