/*

  * Copyright 2007-2008 The Kuali Foundation

  * 

  * Licensed under the Educational Community License, Version 2.0 (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.opensource.org/licenses/ecl2.php

  * 

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.kns.service.impl;

 import java.util.HashMap;

 import java.util.Map;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.kuali.rice.kns.bo.PostalCode;

 import org.kuali.rice.kns.service.CountryService;

 import org.kuali.rice.kns.service.KualiModuleService;

 import org.kuali.rice.kns.service.PostalCodeService;

 import org.kuali.rice.kns.util.KNSPropertyConstants;

 public class PostalCodeServiceImpl implements PostalCodeService {

     private static Logger LOG = Logger.getLogger(PostalCodeServiceImpl.class);

     private CountryService countryService;

     private KualiModuleService kualiModuleService;

     /**

      * @see org.kuali.kfs.sys.service.PostalCodeService#getByPrimaryId(java.lang.String)

      */

     public PostalCode getByPostalCodeInDefaultCountry(String postalZipCode) {

         String postalCountryCode = countryService.getDefaultCountry().getPostalCountryCode();

         return this.getByPrimaryId(postalCountryCode, postalZipCode);

     }

     /**

      * @see org.kuali.kfs.sys.service.PostalCodeService#getByPrimaryId(java.lang.String, java.lang.String)

      */

     public PostalCode getByPrimaryId(String postalCountryCode, String postalCode) {

         if (StringUtils.isBlank(postalCountryCode) || StringUtils.isBlank(postalCode)) {

             LOG.debug("neither postalCountryCode nor postalCode can be empty String.");

             return null;

         }

         Map<String, Object> postalCodeMap = new HashMap<String, Object>();

         postalCodeMap.put(KNSPropertyConstants.POSTAL_COUNTRY_CODE, postalCountryCode);

         postalCodeMap.put(KNSPropertyConstants.POSTAL_CODE, postalCode);

         return kualiModuleService.getResponsibleModuleService(PostalCode.class).getExternalizableBusinessObject(PostalCode.class, postalCodeMap);

     }

     public PostalCode getByPostalCodeInDefaultCountryIfNecessary(String postalCode, PostalCode existingPostalCode) {

         String postalCountryCode = countryService.getDefaultCountry().getPostalCountryCode();

         return this.getByPrimaryIdIfNecessary(postalCountryCode, postalCode, existingPostalCode);

     }

     public PostalCode getByPrimaryIdIfNecessary(String postalCountryCode, String postalCode, PostalCode existingPostalCode) {

         if (existingPostalCode != null) {

             String existingCountryCode = existingPostalCode.getPostalCountryCode();

             String existingPostalZipCode = existingPostalCode.getPostalCode();

             if (StringUtils.equals(postalCountryCode, existingCountryCode) && StringUtils.equals(postalCode, existingPostalZipCode)) {

                 return existingPostalCode;

             }

         }

         return this.getByPrimaryId(postalCountryCode, postalCode);

     }

     /**

      * Sets the countryService attribute value.

      * 

      * @param countryService The countryService to set.

      */

     public void setCountryService(CountryService countryService) {

         this.countryService = countryService;

     }

     /**

      * Sets the kualiModuleService attribute value.

      * 

      * @param kualiModuleService The kualiModuleService to set.

      */

     public void setKualiModuleService(KualiModuleService kualiModuleService) {

         this.kualiModuleService = kualiModuleService;

     }

 }