package org.kuali.ole.catalog.rule;
   
   
   import org.kuali.ole.OLEConstants;
   import org.kuali.ole.catalog.bo.OleAccessMethod;
   import org.kuali.rice.krad.maintenance.MaintenanceDocument;
   import org.kuali.rice.krad.rules.MaintenanceDocumentRuleBase;
   
   import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  /**
   * OleAccessMethodsRule validates maintenance object for Access Method Maintenance Document
   */
  public class OleAccessMethodsRule extends MaintenanceDocumentRuleBase {
  
      /**
       *
       * @param document
       * @return boolean
       */
      @Override
      protected boolean processCustomSaveDocumentBusinessRules(MaintenanceDocument document) {
          boolean isValid = true;
          OleAccessMethod accessMethod = (OleAccessMethod) document.getNewMaintainableObject().getDataObject();
          isValid &= validateAccessMethodCode(accessMethod);
          return isValid;
      }
  
      /**
       *   This method  validates duplicate accessMethod Id and return boolean value.
      *  @param accessMethod
       * @return boolean
       */
      private boolean validateAccessMethodCode(OleAccessMethod accessMethod) {
          if (accessMethod.getAccessMethodCode() != null) {
              Map<String, String> criteria = new HashMap<String, String>();
              criteria.put(OLEConstants.OleAccessMethod.ACCESS_METHOD_CD, accessMethod.getAccessMethodCode());
              List<OleAccessMethod> accessMethodInDatabase = (List<OleAccessMethod>) getBoService().findMatching(OleAccessMethod.class, criteria);
              if ((accessMethodInDatabase.size() > 0)) {
                  for (OleAccessMethod accessMethodObj : accessMethodInDatabase) {
                      Integer accessMethodId = accessMethodObj.getAccessMethodId();
                      if (null == accessMethod.getAccessMethodId() || (accessMethod.getAccessMethodId().intValue() != accessMethodId.intValue())) {
                          this.putFieldError(OLEConstants.OleAccessMethod.ACCESS_METHOD_CODE, "error.duplicate.code");
                          return false;
                      }
                  }
              }
          }
          return true;
      }
  }