DBOrderExistanceChecker.java

/**
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/ 
 * 
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations under
 * the License.
 * 
 * The Original Code is OpenELIS code.
 * 
 * Copyright (C) ITECH, University of Washington, Seattle WA.  All Rights Reserved.
 *
 */
package us.mn.state.health.lims.dataexchange.order.action;

import java.util.List;

import org.apache.commons.validator.GenericValidator;

import us.mn.state.health.lims.common.services.StatusService;
import us.mn.state.health.lims.common.services.StatusService.ExternalOrderStatus;
import us.mn.state.health.lims.dataexchange.order.dao.ElectronicOrderDAO;
import us.mn.state.health.lims.dataexchange.order.daoimpl.ElectronicOrderDAOImpl;
import us.mn.state.health.lims.dataexchange.order.valueholder.ElectronicOrder;

public class DBOrderExistanceChecker implements IOrderExistanceChecker{


	private static final ElectronicOrderDAO eOrderDAO = new ElectronicOrderDAOImpl();
	
	@Override
	public CheckResult check(String orderId){
		if( GenericValidator.isBlankOrNull(orderId)){
			return CheckResult.NOT_FOUND;
		}
		
		List<ElectronicOrder> eOrders = eOrderDAO.getElectronicOrdersByExternalId(orderId); 
		if( eOrders == null || eOrders.isEmpty()){
			return CheckResult.NOT_FOUND;	
		}
		
		ElectronicOrder eOrder = eOrders.get(eOrders.size() - 1);
		if( StatusService.getInstance().getStatusID(ExternalOrderStatus.Cancelled).equals(eOrder.getStatusId())){
			return CheckResult.ORDER_FOUND_CANCELED;
		}
		
		if( StatusService.getInstance().getStatusID(ExternalOrderStatus.Entered).equals(eOrder.getStatusId())){
			return CheckResult.ORDER_FOUND_QUEUED;
		}
		
		return CheckResult.ORDER_FOUND_INPROGRESS;
	}

}