package org.kuali.student.enrollment.class2.courseoffering.service.impl;

 import org.apache.commons.lang.StringUtils;

 import org.kuali.rice.core.api.criteria.GenericQueryResults;

 import org.kuali.rice.core.api.criteria.QueryByCriteria;

 import org.kuali.student.common.util.UUIDHelper;

 import org.kuali.student.enrollment.acal.service.AcademicCalendarService;

 import org.kuali.student.enrollment.class1.lui.model.LuiEntity;

 import org.kuali.student.enrollment.class2.courseoffering.service.transformer.FormatOfferingTransformer;

 import org.kuali.student.enrollment.class2.courseoffering.service.assembler.RegistrationGroupAssembler;

 import org.kuali.student.enrollment.courseoffering.dto.*;

 import org.kuali.student.enrollment.courseoffering.service.CourseOfferingService;

 import org.kuali.student.enrollment.lpr.dto.LprInfo;

 import org.kuali.student.enrollment.lpr.service.LprService;

 import org.kuali.student.enrollment.lui.dto.LuiInfo;

 import org.kuali.student.enrollment.lui.dto.LuiLuiRelationInfo;

 import org.kuali.student.enrollment.lui.service.LuiService;

 import org.kuali.student.lum.course.dto.CourseInfo;

 import org.kuali.student.lum.course.service.CourseService;

 import org.kuali.student.r2.common.criteria.CriteriaLookupService;

 import org.kuali.student.r2.common.dto.ContextInfo;

 import org.kuali.student.r2.common.dto.StatusInfo;

 import org.kuali.student.r2.common.dto.ValidationResultInfo;

 import org.kuali.student.r2.common.exceptions.AlreadyExistsException;

 import org.kuali.student.r2.common.exceptions.CircularRelationshipException;

 import org.kuali.student.r2.common.exceptions.DataValidationErrorException;

 import org.kuali.student.r2.common.exceptions.DependentObjectsExistException;

 import org.kuali.student.r2.common.exceptions.DisabledIdentifierException;

 import org.kuali.student.r2.common.exceptions.DoesNotExistException;

 import org.kuali.student.r2.common.exceptions.InvalidParameterException;

 import org.kuali.student.r2.common.exceptions.MissingParameterException;

 import org.kuali.student.r2.common.exceptions.OperationFailedException;

 import org.kuali.student.r2.common.exceptions.PermissionDeniedException;

 import org.kuali.student.r2.common.exceptions.ReadOnlyException;

 import org.kuali.student.r2.common.exceptions.VersionMismatchException;

 import org.kuali.student.r2.common.util.constants.LprServiceConstants;

 import org.kuali.student.r2.common.util.constants.LuiServiceConstants;

 import org.kuali.student.r2.core.state.service.StateService;

 import org.kuali.student.r2.core.type.dto.TypeInfo;

 import org.kuali.student.r2.core.type.service.TypeService;

 import org.springframework.transaction.annotation.Transactional;

 import java.util.*;

 import org.kuali.student.enrollment.acal.dto.TermInfo;

 import org.kuali.student.enrollment.class2.courseoffering.service.decorators.R1CourseServiceHelper;

 import org.kuali.student.enrollment.class2.courseoffering.service.transformer.ActivityOfferingTransformer;

 import org.kuali.student.enrollment.class2.courseoffering.service.transformer.CourseOfferingTransformer;

 import org.kuali.student.lum.course.dto.FormatInfo;

 import javax.jws.WebParam;

 @Transactional(readOnly = true, noRollbackFor = {DoesNotExistException.class}, rollbackFor = {Throwable.class})

 public class CourseOfferingServiceImpl implements CourseOfferingService {

     private LuiService luiService;

     private TypeService typeService;

     private CourseService courseService;

     private AcademicCalendarService acalService;

     private RegistrationGroupAssembler registrationGroupAssembler;

     private StateService stateService;

     private LprService lprService;

     // TODO - remove when KSENROLL-247 is resolved

     private static final Integer TEMP_MAX_ENROLLMENT_DEFAULT = 50;

     @Override

     public StatusInfo deleteCourseOfferingCascaded( String courseOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

             throw new UnsupportedOperationException();

     }

     @Override

     public StatusInfo deleteFormatOfferingCascaded( String formatOfferingId,ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public RegistrationGroupInfo createRegistrationGroup( String formatOfferingId,  String registrationGroupType,  RegistrationGroupInfo registrationGroupInfo, @WebParam(name = "context") ContextInfo context) throws DoesNotExistException, DataValidationErrorException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new UnsupportedOperationException();

     }

     public CriteriaLookupService getCriteriaLookupService() {

         return criteriaLookupService;

     }

     public void setCriteriaLookupService(CriteriaLookupService criteriaLookupService) {

         this.criteriaLookupService = criteriaLookupService;

     }

     private CriteriaLookupService criteriaLookupService;

     public LuiService getLuiService() {

         return luiService;

     }

     public void setLuiService(LuiService luiService) {

         this.luiService = luiService;

     }

     public TypeService getTypeService() {

         return typeService;

     }

     public void setTypeService(TypeService typeService) {

         this.typeService = typeService;

     }

     public CourseService getCourseService() {

         return courseService;

     }

     public void setCourseService(CourseService courseService) {

         this.courseService = courseService;

     }

     public AcademicCalendarService getAcalService() {

         return acalService;

     }

     public void setAcalService(AcademicCalendarService acalService) {

         this.acalService = acalService;

     }

     public RegistrationGroupAssembler getRgAssembler() {

         return registrationGroupAssembler;

     }

     public void setRgAssembler(RegistrationGroupAssembler rgAssembler) {

         this.registrationGroupAssembler = rgAssembler;

     }

     public StateService getStateService() {

         return stateService;

     }

     public void setStateService(StateService stateService) {

         this.stateService = stateService;

     }

     public LprService getLprService() {

         return lprService;

     }

     public void setLprService(LprService lprService) {

         this.lprService = lprService;

     }

     @Override

     public TypeInfo getCourseOfferingType(String courseOfferingTypeKey, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }        

     @Override

     public List<TypeInfo> getCourseOfferingTypes(ContextInfo context) throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public List<TypeInfo> getInstructorTypesForCourseOfferingType(String courseOfferingTypeKey, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public CourseOfferingInfo getCourseOffering(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         LuiInfo lui = luiService.getLui(courseOfferingId, context);

         CourseOfferingInfo co = new CourseOfferingInfo();

         new CourseOfferingTransformer().lui2CourseOffering(lui, co, context);

         return co;

     }

     @Override

     public CourseOfferingAdminDisplayInfo getCourseOfferingAdminDisplay(String courseOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public List<CourseOfferingAdminDisplayInfo> getCourseOfferingAdminDisplaysByIds(List<String> courseOfferingIds, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public ActivityOfferingAdminDisplayInfo getActivityOfferingAdminDisplay(String activityOfferingId, ContextInfo contextInfo) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public List<ActivityOfferingAdminDisplayInfo> getActivityOfferingAdminDisplaysByIds(List<String> activityOfferingIds, ContextInfo contextInfo) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override                                                                                        

     public List<ActivityOfferingAdminDisplayInfo> getActivityOfferingAdminDisplaysForCourseOffering(String courseOfferingId, ContextInfo contextInfo) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException("Not supported yet");

     }

     @Override

     public List<CourseOfferingInfo> getCourseOfferingsByIds(List<String> courseOfferingIds, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         // TODO: speed this up by calling the bulk lui methods?

         List<CourseOfferingInfo> results = new ArrayList<CourseOfferingInfo>();

         for (String id : courseOfferingIds) {

             CourseOfferingInfo co = getCourseOffering(id, context);

             results.add(co);

         }

         return results;

     }

     @Override

     public List<CourseOfferingInfo> getCourseOfferingsByCourse(String courseId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         List<String> luiIds = luiService.getLuiIdsByClu(courseId, context);

         List<CourseOfferingInfo> results = new ArrayList<CourseOfferingInfo>();

         for (String luiId : luiIds) {

             CourseOfferingInfo co = getCourseOffering(luiId, context);

             results.add(co);

         }

         return results;

     }

     @Override

     public List<CourseOfferingInfo> getCourseOfferingsByCourseAndTerm(String courseId, String termId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         // check the term is valid

         acalService.getTerm(termId, context);

         List<String> luiIds = luiService.getLuiIdsByAtpAndType(termId, LuiServiceConstants.COURSE_OFFERING_TYPE_KEY, context);

         List<CourseOfferingInfo> results = new ArrayList<CourseOfferingInfo>();

         for (String luiId : luiIds) {

             CourseOfferingInfo co = getCourseOffering(luiId, context);

             if (StringUtils.equals(co.getCourseId(), courseId)) {

                 results.add(co);

             }

         }

         return results;

     }

     @Override

     public List<String> getCourseOfferingIdsByTerm(String termId, Boolean useIncludedTerm, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         this.acalService.getTerm(termId, context); // check term exists

         List<String> luiIds = luiService.getLuiIdsByAtpAndType(termId, LuiServiceConstants.COURSE_OFFERING_TYPE_KEY, context);

         return luiIds;

     }

     @Override

     public List<String> getCourseOfferingIdsByTermAndSubjectArea(String termId, String subjectArea, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         List<String> luiIds = luiService.getLuiIdsByAtpAndType(termId, LuiServiceConstants.COURSE_OFFERING_TYPE_KEY, context);

         List<String> results = new ArrayList<String>();

         for (String luiId : luiIds) {

             CourseOfferingInfo co = getCourseOffering(luiId, context);

             if (StringUtils.equals(co.getSubjectArea(), subjectArea)) {

                 results.add(luiId);

             }

         }

         return results;

     }

     @Override

     public List<CourseOfferingInfo> getCourseOfferingsByTermAndInstructor(String termId, String instructorId, ContextInfo context) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         List<LprInfo> lprInfos = lprService.getLprsByPersonAndTypeForAtp(instructorId, termId, LprServiceConstants.INSTRUCTOR_MAIN_TYPE_KEY, context);

         List<CourseOfferingInfo> cos = new ArrayList<CourseOfferingInfo>();

         for (LprInfo lprInfo : lprInfos) {

             cos.add(getCourseOffering(lprInfo.getLuiId(), context));

         }

         return cos;

     }

     @Override

     public List<String> getCourseOfferingIdsByTermAndUnitsContentOwner(String termId, String unitsContentOwnerId,

                                                                        ContextInfo context) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         //TODO: use custom search

         List<String> luiIds = luiService.getLuiIdsByAtpAndType(termId, LuiServiceConstants.COURSE_OFFERING_TYPE_KEY, context);

         List<String> results = new ArrayList<String>();

         for (String luiId : luiIds) {

             CourseOfferingInfo co = getCourseOffering(luiId, context);

             if (co.getUnitsContentOwnerOrgIds().contains(unitsContentOwnerId)) {

                 results.add(luiId);

             }

         }

         return results;

     }

     @Override

     public List<String> getCourseOfferingIdsByType(String typeKey, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     public List<String> getCourseOfferingIdsByTermAndUnitContentOwner(String termKey, String unitOwnerId,

                                                                       ContextInfo context) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     public List<CourseOfferingInfo> getCourseOfferingsBySoc(String s, ContextInfo contextInfo) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     public List<CourseOfferingInfo> getPublishedCourseOfferingsBySoc(String s, ContextInfo contextInfo) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     public List<String> getValidCanonicalCourseToCourseOfferingOptionKeys(ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new UnsupportedOperationException("Not supported yet.");

     }

     @Override

     public List<String> getValidRolloverOptionKeys(ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new UnsupportedOperationException("Not supported yet.");

     }

     @Override

     @Transactional(readOnly = false)

     public CourseOfferingInfo rolloverCourseOffering(String sourceCourseOfferingId, String targetTermId, List<String> optionKeys, ContextInfo context) throws AlreadyExistsException,

             DataValidationErrorException, DoesNotExistException, DataValidationErrorException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new UnsupportedOperationException("Configuration Error this method should have been implemented in the calculation layer and not reached here");

     }

     @Override

     @Transactional(readOnly = false)

     public CourseOfferingInfo createCourseOffering(String courseId, String termId, String courseOfferingTypeKey,

             CourseOfferingInfo coInfo, 

             List<String> optionKeys, ContextInfo context)

             throws DoesNotExistException, DataValidationErrorException,

             InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException, ReadOnlyException {

         // validate params

         if (!courseId.equals(coInfo.getCourseId())) {

             throw new InvalidParameterException(courseId + " does not match the corresponding value in the object " + coInfo.getCourseId());

         }

         if (!termId.equals(coInfo.getTermId())) {

             throw new InvalidParameterException(termId + " does not match the corresponding value in the object " + coInfo.getTermId());

         }

         if (!courseOfferingTypeKey.equals(coInfo.getTypeKey())) {

             throw new InvalidParameterException(courseOfferingTypeKey + " does not match the corresponding value in the object " + coInfo.getTypeKey());

         }

         // check the term and course

         TermInfo term = acalService.getTerm(termId, context);

         CourseInfo courseInfo = getCourse(courseId);

         // copy from cannonical

         CourseOfferingTransformer coTransformer = new CourseOfferingTransformer();

         coTransformer.copyFromCanonical(courseInfo, coInfo, optionKeys);

         // copy to lui

         LuiInfo lui = new LuiInfo();

         coTransformer.courseOffering2Lui(coInfo, lui, context);

         // create it

         lui = luiService.createLui(courseId, termId, lui.getTypeKey(), lui, context);

         // transform it back to a course offering

         CourseOfferingInfo createdCo = new CourseOfferingInfo();

         new CourseOfferingTransformer().lui2CourseOffering(lui, createdCo, context);

         return createdCo;

     }

     private CourseInfo getCourse(String courseId) throws DoesNotExistException, OperationFailedException {

         return new R1CourseServiceHelper (courseService, acalService).getCourse(courseId);

     }

     @Override

     @Transactional(readOnly = false)

     public CourseOfferingInfo updateCourseOffering(String courseOfferingId, CourseOfferingInfo coInfo, ContextInfo context)

             throws DataValidationErrorException, DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException,

             ReadOnlyException, VersionMismatchException {

         if (!courseOfferingId.equals(coInfo.getId())) {

             throw new InvalidParameterException(courseOfferingId + " does not match the corresponding value in the object " + coInfo.getId());

         }

         // get the backing lui

         LuiInfo lui = luiService.getLui(courseOfferingId, context);

         CourseOfferingTransformer transformer = new CourseOfferingTransformer();

         // copy fields and update            

         transformer.courseOffering2Lui(coInfo, lui, context);

         lui = luiService.updateLui(courseOfferingId, lui, context);

         // convert back to co and return

         CourseOfferingInfo co = new CourseOfferingInfo();

         transformer.lui2CourseOffering(lui, co, context);

         return co;

     }

     @Override

     @Transactional(readOnly = false)

     public CourseOfferingInfo updateCourseOfferingFromCanonical(String courseOfferingId,

                                                                 List<String> optionKeys,

                                                                 ContextInfo context)

             throws DataValidationErrorException, DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException,

             VersionMismatchException {

         CourseOfferingInfo co = this.getCourseOffering(courseOfferingId, context);

         CourseInfo course = this.getCourse(co.getCourseId());

         // TODO: move this logic to the calculation decorator do the persistence layer doesn't have this logic mixed in with it

         new CourseOfferingTransformer().copyFromCanonical(course, co, optionKeys);

         try {

             co = this.updateCourseOffering(courseOfferingId, co, context);

         } catch (ReadOnlyException roe) {

             throw new OperationFailedException("updating read only fields", roe);

         }

         return co;

     }

     private void processInstructors(String courseOfferingId, List<OfferingInstructorInfo> instructors, String atpId, ContextInfo context) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException, DataValidationErrorException, VersionMismatchException {

         List<String> currrentInstructors = lprService.getPersonIdsByLuiAndTypeAndState(courseOfferingId, LprServiceConstants.INSTRUCTOR_MAIN_TYPE_KEY,

                 LprServiceConstants.ASSIGNED_STATE_KEY, context);

         if (instructors != null && !instructors.isEmpty()) {

             for (OfferingInstructorInfo instructor : instructors) {

                 try {

                     if (currrentInstructors.contains(instructor.getPersonId())) {

                         LprInfo existingLpr = getLpr(instructor.getPersonId(), courseOfferingId, context);

                         if (existingLpr != null) {

                             if (instructor.getPercentageEffort() != null) {

                                 existingLpr.setCommitmentPercent("" + instructor.getPercentageEffort());

                             } else {

                                 existingLpr.setCommitmentPercent(null);

                             }

                             lprService.updateLpr(existingLpr.getId(), existingLpr, context);

                             currrentInstructors.remove(instructor.getPersonId());

                         }

                     } else {

                         lprService.createLpr(instructor.getPersonId(), courseOfferingId, instructor.getTypeKey(), getNewLpr(instructor, courseOfferingId), context);

                     }

                 } catch (ReadOnlyException e) {

                     throw new OperationFailedException();

                 }

             }

         }

         if (currrentInstructors != null && currrentInstructors.size() > 0) {

             if (atpId != null) {

                 for (String instructorId : currrentInstructors) {

                     LprInfo lpr = getLpr(instructorId, courseOfferingId, context);

                     if (lpr != null) {

                         lprService.deleteLpr(lpr.getId(), context);

                     }

                 }

             }

         }

     }

     private LprInfo getNewLpr(OfferingInstructorInfo instructor, String courseOfferingId) {

         LprInfo lpr = new LprInfo();

         lpr.setPersonId(instructor.getPersonId());

         if (instructor.getPercentageEffort() != null) {

             lpr.setCommitmentPercent("" + instructor.getPercentageEffort());

         } else {

             lpr.setCommitmentPercent(null);

         }

         lpr.setId(UUIDHelper.genStringUUID());

         lpr.setLuiId(courseOfferingId);

         lpr.setTypeKey(instructor.getTypeKey());

         lpr.setStateKey(instructor.getStateKey());

         return lpr;

     }

     private LprInfo getLpr(String instructor, String courseOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         LprInfo lpr = null;

             List<LprInfo> lprs = lprService.getLprsByPersonAndLui(instructor, courseOfferingId, context);

             if (lprs != null && !lprs.isEmpty()) {

                 for (LprInfo lpri : lprs) {

                     if (lpri.getTypeKey().equals(LprServiceConstants.INSTRUCTOR_MAIN_TYPE_KEY)) {

                         lpr = lpri;

                     }

                 }

             }

         return lpr;

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteCourseOffering(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         try {

             return luiService.deleteLui(courseOfferingId, context);

         } catch (DependentObjectsExistException e) {

             throw new OperationFailedException("Error deleting course offering", e);

         }

     }

     @Override

     public List<ValidationResultInfo> validateCourseOffering(String validationType, CourseOfferingInfo courseOfferingInfo,

                                                              ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException {

         return new ArrayList<ValidationResultInfo>();

     }

     @Override

     public List<ValidationResultInfo> validateCourseOfferingFromCanonical(CourseOfferingInfo courseOfferingInfo,

        List<String> optionKeys,

        ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException {

         return new ArrayList<ValidationResultInfo>();

     }

     @Override

     public FormatOfferingInfo getFormatOffering(String formatOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         LuiInfo lui = luiService.getLui(formatOfferingId, context);

         FormatOfferingInfo fo = new FormatOfferingInfo();

         new FormatOfferingTransformer().lui2Format(lui, fo);

         LuiInfo coLui = this.findCourseOfferingLui(lui.getId(), context);

         fo.setCourseOfferingId(coLui.getId());

         return fo;

     }

     private LuiInfo findCourseOfferingLui(String formatOfferingId, ContextInfo context)

             throws OperationFailedException {

         List<LuiInfo> rels;

         try {

             rels = luiService.getLuisByRelatedLuiAndRelationType(formatOfferingId,

                     LuiServiceConstants.LUI_LUI_RELATION_ASSOCIATED_TYPE_KEY, context);

         } catch (Exception ex) {

             throw new OperationFailedException("unexpected", ex);

         }

         for (LuiInfo lui : rels) {

             if (lui.getTypeKey().equals(LuiServiceConstants.COURSE_OFFERING_TYPE_KEY)) {

                 return lui;

             }

         }

         throw new OperationFailedException("format offering is not associated with a course offering " + formatOfferingId + " among " + rels.size());

     }

     private LuiInfo findFormatOfferingLui(String activityOfferingId, ContextInfo context)

             throws OperationFailedException {

         List<LuiInfo> rels;

         try {

             rels = luiService.getLuisByRelatedLuiAndRelationType(activityOfferingId, LuiServiceConstants.LUI_LUI_RELATION_ASSOCIATED_TYPE_KEY, context);

         } catch (Exception ex) {

             throw new OperationFailedException("unexpected", ex);

         }

         for (LuiInfo lui : rels) {

             if (lui.getTypeKey().equals(LuiServiceConstants.FORMAT_OFFERING_TYPE_KEY)) {

                 return lui;

             }

         }

         throw new OperationFailedException("format offering is not associated with a course offering " + activityOfferingId + " among " + rels.size());

     }

     @Override

     public List<FormatOfferingInfo> getFormatOfferingsByCourseOffering(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteFormatOffering(String formatOfferingId, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException, DependentObjectsExistException {

         List<LuiLuiRelationInfo> formatOfferingRelations = luiService.getLuiLuiRelationsByLui(formatOfferingId, context);

         for (LuiLuiRelationInfo luiLuiRelation : formatOfferingRelations) {

             luiService.deleteLuiLuiRelation(luiLuiRelation.getId(), context);

         }

         return luiService.deleteLui(formatOfferingId, context);

     }

     @Override

     @Transactional(readOnly = false)

     public FormatOfferingInfo updateFormatOffering(String formatOfferingId, FormatOfferingInfo formatOfferingInfo, ContextInfo context)

             throws DataValidationErrorException, DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException,

             PermissionDeniedException, ReadOnlyException, VersionMismatchException {

         // get the existing

         LuiInfo lui = this.luiService.getLui(formatOfferingId, context);

         // transform and update

         new FormatOfferingTransformer().format2Lui(formatOfferingInfo, lui);

         lui = luiService.updateLui(formatOfferingId, lui, context);

         // rebuild the fo to return it

         FormatOfferingInfo fo = new FormatOfferingInfo();

         new FormatOfferingTransformer().lui2Format(lui, fo);

         LuiInfo coLui = this.findCourseOfferingLui(formatOfferingId, context);

         fo.setCourseOfferingId(coLui.getId());

         return fo;

     }

     @Override

     public List<ValidationResultInfo> validateFormatOffering(String validationType, FormatOfferingInfo formatOfferingInfo,

                                                              ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException {

         return new ArrayList<ValidationResultInfo>();

     }

     @Override

     @Transactional(readOnly = false)

     public FormatOfferingInfo createFormatOffering(String courseOfferingId, String formatId, String formatOfferingType, FormatOfferingInfo foInfo, ContextInfo context)

             throws DoesNotExistException, DataValidationErrorException,

             InvalidParameterException, MissingParameterException, OperationFailedException,

             PermissionDeniedException, ReadOnlyException {

         // validate params

         if (!courseOfferingId.equals(foInfo.getCourseOfferingId())) {

             throw new InvalidParameterException(courseOfferingId + " does not match the corresponding value in the object " + foInfo.getCourseOfferingId());

         }

         if (!formatId.equals(foInfo.getFormatId())) {

             throw new InvalidParameterException(formatId + " does not match the corresponding value in the object " + foInfo.getFormatId());

         }

         if (!formatOfferingType.equals(foInfo.getTypeKey())) {

             throw new InvalidParameterException(formatOfferingType + " does not match the corresponding value in the object " + foInfo.getTypeKey());

         }

         // get the course offering

         CourseOfferingInfo co = this.getCourseOffering(courseOfferingId, context);

         if (foInfo.getTermId() != null) {

             if (co.getTermId().equals(foInfo.getTermId())) {

                 throw new InvalidParameterException(foInfo.getTermId() + " term in the format offering does not match the one in the course offering " + co.getTermId());

             }

         }

         foInfo.setTermId(co.getTermId());

         // get formatId out of the course

         CourseInfo course = this.getCourse(co.getCourseId()); // make sure it exists

         FormatInfo format = null;

         for (FormatInfo info : course.getFormats()) {

             if (info.getId().equals(formatId)) {

                 format = info;

                 break;

             }

         }

         if (format == null) {

             throw new DoesNotExistException(formatId);

         }

         // copy to lui

         LuiInfo lui = new LuiInfo();

         new FormatOfferingTransformer().format2Lui(foInfo, lui);

         try {

             lui = luiService.createLui(lui.getCluId(), lui.getAtpId(), lui.getTypeKey(), lui, context);

         } catch (Exception aee) {

             throw new OperationFailedException("Unexpected", aee);

         }

         // now connect it to the course offering lui

         LuiLuiRelationInfo rel = new LuiLuiRelationInfo();

         rel.setLuiId(courseOfferingId);

         rel.setRelatedLuiId(lui.getId());

         rel.setStateKey(LuiServiceConstants.LUI_LUI_RELATION_ACTIVE_STATE_KEY);

         rel.setTypeKey(LuiServiceConstants.LUI_LUI_RELATION_ASSOCIATED_TYPE_KEY);

         rel.setEffectiveDate(new Date());

         try {

             rel = luiService.createLuiLuiRelation(rel.getLuiId(), rel.getRelatedLuiId(), rel.getTypeKey(), rel, context);

         } catch (Exception aee) {

             throw new OperationFailedException("Unexpected", aee);

         }

         // reubild to return it

         FormatOfferingInfo formatOffering = new FormatOfferingInfo();

         new FormatOfferingTransformer().lui2Format(lui, formatOffering);

         formatOffering.setCourseOfferingId(rel.getLuiId());

         return formatOffering;

     }

     @Override

     public TypeInfo getActivityOfferingType(String activityOfferingTypeKey, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     public List<TypeInfo> getActivityOfferingTypes(ContextInfo context) throws InvalidParameterException, MissingParameterException, OperationFailedException,

             PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     public List<TypeInfo> getInstructorTypesForActivityOfferingType(String activityOfferingTypeKey, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     public List<TypeInfo> getActivityOfferingTypesForActivityType(String activityTypeKey, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         return typeService.getAllowedTypesForType(activityTypeKey, context);

     }

     @Override

     public ActivityOfferingInfo getActivityOffering(String activityOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         LuiInfo lui = luiService.getLui(activityOfferingId, context);

         ActivityOfferingInfo ao = new ActivityOfferingInfo();

         new ActivityOfferingTransformer().lui2Activity(ao, lui);

         LuiInfo foLui = this.findFormatOfferingLui(activityOfferingId, context);

         ao.setFormatOfferingId(foLui.getId());

         return ao;

     }

     @Override

     public List<ActivityOfferingInfo> getActivityOfferingsByIds(List<String> strings, ContextInfo contextInfo)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     public List<ActivityOfferingInfo> getActivityOfferingsByCourseOffering(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException,

             PermissionDeniedException {

         List<ActivityOfferingInfo> list = new ArrayList<ActivityOfferingInfo>();

         List<FormatOfferingInfo> formats = this.getFormatOfferingsByCourseOffering(courseOfferingId, context);

         for (FormatOfferingInfo fo : formats) {

             List<ActivityOfferingInfo> activities = this.getActivityOfferingsByFormatOffering(courseOfferingId, context);

             list.addAll(activities);

         }

         return list;

     }

     @Override

     public List<ActivityOfferingInfo> getActivityOfferingsByFormatOffering(String formatOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<ActivityOfferingInfo> getActivityOfferingsByCourseOfferingWithoutRegGroup(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public ActivityOfferingInfo createActivityOffering(String formatOfferingId,

                                                        String activityId,

                                                        String activityOfferingTypeKey,

                                                        ActivityOfferingInfo aoInfo, ContextInfo context)

             throws DoesNotExistException, DataValidationErrorException,

             InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException,

             ReadOnlyException {

         // validate params

         if (!formatOfferingId.equals(aoInfo.getFormatOfferingId())) {

             throw new InvalidParameterException(formatOfferingId + " does not match the corresponding value in the object " + aoInfo.getFormatOfferingId());

         }

         if (!activityId.equals(aoInfo.getActivityId())) {

             throw new InvalidParameterException(activityId + " does not match the corresponding value in the object " + aoInfo.getActivityId());

         }

         if (!activityOfferingTypeKey.equals(aoInfo.getTypeKey())) {

             throw new InvalidParameterException(activityOfferingTypeKey + " does not match the corresponding value in the object " + aoInfo.getTypeKey());

         }

         // get the required objects checking they exist

         FormatOfferingInfo fo = this.getFormatOffering(formatOfferingId, context);

         CourseOfferingInfo co = this.getCourseOffering(fo.getCourseOfferingId(), context);

         if (aoInfo.getTermId() != null) {

             if (!aoInfo.getTermId().equals(fo.getTermId())) {

                 throw new InvalidParameterException(aoInfo.getTermId() + " term in the activity offering does not match the one in the format offering " + fo.getTermId());

             }

         }

         aoInfo.setTermId(fo.getTermId());

         // copy to the lui

         LuiInfo lui = new LuiInfo();

         new ActivityOfferingTransformer().activity2Lui(aoInfo, lui);

         try {

             lui = luiService.createLui(lui.getCluId(), lui.getAtpId(), lui.getTypeKey(), lui, context);

         } catch (Exception ex) {

             throw new OperationFailedException("unexpected", ex);

         }

         // now build the lui lui relation

         LuiLuiRelationInfo luiRel = new LuiLuiRelationInfo();

         luiRel.setLuiId(formatOfferingId);

         luiRel.setRelatedLuiId(lui.getId());

         luiRel.setTypeKey(LuiServiceConstants.LUI_LUI_RELATION_ASSOCIATED_TYPE_KEY);

         luiRel.setStateKey(LuiServiceConstants.LUI_LUI_RELATION_ACTIVE_STATE_KEY);

         luiRel.setEffectiveDate(new Date());

         try {

             luiRel = luiService.createLuiLuiRelation(luiRel.getLuiId(), luiRel.getRelatedLuiId(), luiRel.getTypeKey(), luiRel, context);

         } catch (Exception ex) {

             throw new OperationFailedException("unexpected", ex);

         }

         ActivityOfferingInfo ao = new ActivityOfferingInfo();

         new ActivityOfferingTransformer().lui2Activity(ao, lui);

         ao.setFormatOfferingId(luiRel.getLuiId());

         return ao;

     }

     @Override

     @Transactional(readOnly = false)

     public ActivityOfferingInfo copyActivityOffering(String activityOfferingId, ContextInfo context) throws DoesNotExistException, DataValidationErrorException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     @Transactional(readOnly = false)

     public List<ActivityOfferingInfo> generateActivityOfferings(String formatOfferingId, String activityOfferingType, Integer quantity, ContextInfo context) throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new OperationFailedException("not implemented");

     }

     @Override

     @Transactional(readOnly = false)

     public ActivityOfferingInfo updateActivityOffering(String activityOfferingId,

                                                        ActivityOfferingInfo activityOfferingInfo,

                                                        ContextInfo context)

             throws DataValidationErrorException,

             DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException,

             ReadOnlyException, VersionMismatchException {

         // validate params

         if (!activityOfferingId.equals(activityOfferingInfo.getId())) {

             throw new InvalidParameterException(activityOfferingId + " does not match the corresponding value in the object " + activityOfferingInfo.getId());

         }

         // get it

         LuiInfo lui = luiService.getLui(activityOfferingId, context);

         // TODO: check that the lui being updated is an activity not another kind of lui

         // copy to lui

         new ActivityOfferingTransformer().activity2Lui(activityOfferingInfo, lui);

         // update lui

         lui = luiService.updateLui(activityOfferingId, lui, context);

         // rebuild activity to return it

         ActivityOfferingInfo ao = new ActivityOfferingInfo();

         new ActivityOfferingTransformer().lui2Activity(ao, lui);

         LuiInfo foLui = this.findFormatOfferingLui(lui.getId(), context);

         ao.setFormatOfferingId(foLui.getId());

         return ao;

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteActivityOffering(String activityOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         // TODO: check that the lui being deleted is an activity not another kind of lui

         try {

             return luiService.deleteLui(activityOfferingId, context);

         } catch (DependentObjectsExistException e) {

             throw new OperationFailedException("Error deleting dependent objects", e);

         }

     }

     @Override

     public List<ValidationResultInfo> validateActivityOffering(String validationType,

                                                                ActivityOfferingInfo activityOfferingInfo, ContextInfo context)

             throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public Float calculateInClassContactHoursForTerm(String activityOfferingId, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public Float calculateOutofClassContactHoursForTerm(String activityOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public Float calculateTotalContactHoursForTerm(String activityOfferingId, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public RegistrationGroupInfo getRegistrationGroup(String registrationGroupId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         LuiInfo lui = luiService.getLui(registrationGroupId, context);

         return registrationGroupAssembler.assemble(lui, context);

     }

     @Override

     public List<RegistrationGroupInfo> getRegistrationGroupsByIds(List<String> registrationGroupsIds, ContextInfo contextInfo) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         List<RegistrationGroupInfo> regGroups = new ArrayList<RegistrationGroupInfo>();

         for (String registrationGroupId : registrationGroupsIds) {

             regGroups.add(registrationGroupAssembler.assemble(luiService.getLui(registrationGroupId, contextInfo), contextInfo));

         }

         return regGroups;

     }

     @Override

     public List<RegistrationGroupInfo> getRegistrationGroupsForCourseOffering(String courseOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         // TODO: implement LuiService.getLuiIdsByRelation and call it instead

         List<RegistrationGroupInfo> rgs = new ArrayList<RegistrationGroupInfo>();

         List<String> rgIds = new ArrayList<String>();

         List<LuiLuiRelationInfo> rels = luiService.getLuiLuiRelationsByLui(courseOfferingId, context);

         if (rels != null && !rels.isEmpty()) {

             for (LuiLuiRelationInfo rel : rels) {

                 if (rel.getRelatedLuiId().equals(courseOfferingId)) {

                     if (rel.getTypeKey().equals(LuiServiceConstants.LUI_LUI_RELATION_REGISTEREDFORVIA_TYPE_KEY)) {

                         String luiId = rel.getLuiId();

                         LuiInfo lui = luiService.getLui(luiId, context);

                         if (lui != null && lui.getTypeKey().equals(LuiServiceConstants.REGISTRATION_GROUP_TYPE_KEY) && !rgIds.contains(luiId)) {

                             rgIds.add(luiId);

                             rgs.add(getRegistrationGroup(luiId, context));

                         }

                     }

                 }

             }

         }

         return rgs;

     }

     @Override

     public List<RegistrationGroupInfo> getRegistrationGroupsWithActivityOfferings(List<String> activityOfferingIds,

                                                                                   ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<RegistrationGroupInfo> getRegistrationGroupsByFormatOffering(String formatOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public List<RegistrationGroupInfo> generateRegistrationGroupsForFormatOffering(String formatOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     private String getTermkeyByCourseOffering(String courseOfferingId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         String termId = null;

         LuiInfo co = luiService.getLui(courseOfferingId, context);

         if (co != null) {

             termId = co.getAtpId();

         }

         return termId;

     }

     @Override

     @Transactional(readOnly = false)

     public RegistrationGroupInfo updateRegistrationGroup(String registrationGroupId, RegistrationGroupInfo registrationGroupInfo, ContextInfo context)

             throws DataValidationErrorException,

             DoesNotExistException, InvalidParameterException,

             MissingParameterException, OperationFailedException,

             PermissionDeniedException,

             ReadOnlyException, VersionMismatchException {

         Set<String> existingRelatedLuiIds = new HashSet<String>();

         Set<String> newRelatedLuiIds = new HashSet<String>(registrationGroupInfo.getActivityOfferingIds());

         newRelatedLuiIds.add(registrationGroupInfo.getCourseOfferingId());

         // Delete relations for removed Activity Offerings or Course Offering

         List<LuiLuiRelationInfo> llrs = luiService.getLuiLuiRelationsByLui(registrationGroupId, context);

         for (LuiLuiRelationInfo llr : llrs) {

             if (registrationGroupId.equals(llr.getLuiId()) && LuiServiceConstants.LUI_LUI_RELATION_REGISTEREDFORVIA_TYPE_KEY.equals(llr.getTypeKey())) {

                 String relatedLuiId = llr.getRelatedLuiId();

                 existingRelatedLuiIds.add(relatedLuiId);

                 if (!newRelatedLuiIds.contains(relatedLuiId)) {

                     luiService.deleteLuiLuiRelation(llr.getId(), context);

                 }

             }

         }

         // Create relations for added Activity Offerings or Course Offering

         for (String luiId : newRelatedLuiIds) {

             if (!existingRelatedLuiIds.contains(luiId)) {

                 createLuiLuiRelationForRegGroups(registrationGroupId, luiId, LuiServiceConstants.LUI_LUI_RELATION_REGISTEREDFORVIA_TYPE_KEY, context);

             }

         }

         LuiInfo regGroupLui = registrationGroupAssembler.disassemble(registrationGroupInfo, context);

         LuiInfo updatedRegGroupLui = luiService.updateLui(regGroupLui.getId(), regGroupLui, context);

         return registrationGroupAssembler.assemble(updatedRegGroupLui, context);

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteRegistrationGroup(String registrationGroupId, ContextInfo context) throws DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException {

         try {

             return luiService.deleteLui(registrationGroupId, context);

         } catch (DependentObjectsExistException e) {

             throw new OperationFailedException("Could not delete LUI '" + registrationGroupId + "'", e);

         }

     }

     @Override

     public List<ValidationResultInfo> validateRegistrationGroup(String validationType,

                                                                 RegistrationGroupInfo registrationGroupInfo, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public RegistrationGroupTemplateInfo getRegistrationGroupTemplate(String registrationGroupTemplateId,

                                                                       ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public RegistrationGroupTemplateInfo updateRegistrationGroupTemplate(String registrationGroupTemplateId,

                                                                          RegistrationGroupTemplateInfo registrationGroupTemplateInfo,

                                                                          ContextInfo context)

             throws DataValidationErrorException, DoesNotExistException,

             InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException,

             ReadOnlyException, VersionMismatchException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteRegistrationGroupTemplate(String registrationGroupTemplateId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public SeatPoolDefinitionInfo getSeatPoolDefinition(String seatPoolDefinitionId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<SeatPoolDefinitionInfo> getSeatPoolDefinitionsForCourseOffering(String courseOfferingId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<SeatPoolDefinitionInfo> getSeatPoolDefinitionsForRegGroup(String registrationGroupId, ContextInfo context)

             throws DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public SeatPoolDefinitionInfo createSeatPoolDefinition(SeatPoolDefinitionInfo seatPoolDefinitionInfo, ContextInfo context)

             throws DataValidationErrorException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException, ReadOnlyException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public SeatPoolDefinitionInfo updateSeatPoolDefinition(String seatPoolDefinitionId,

                                                            SeatPoolDefinitionInfo seatPoolDefinitionInfo,

                                                            ContextInfo context)

             throws DataValidationErrorException,

             DoesNotExistException, InvalidParameterException, MissingParameterException,

             OperationFailedException, PermissionDeniedException,

             ReadOnlyException, ReadOnlyException, VersionMismatchException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<ValidationResultInfo> validateSeatPoolDefinition(String validationTypeKey,

                                                                  SeatPoolDefinitionInfo seatPoolDefinitionInfo, ContextInfo context) throws DataValidationErrorException,

             DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException, VersionMismatchException {

         throw new UnsupportedOperationException();

     }

     @Override

     @Transactional(readOnly = false)

     public StatusInfo deleteSeatPoolDefinition(String seatPoolDefinitionId, ContextInfo context) throws DoesNotExistException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<CourseOfferingInfo> searchForCourseOfferings(QueryByCriteria criteria, ContextInfo context)

             throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         GenericQueryResults<LuiEntity> results = criteriaLookupService.lookup(LuiEntity.class, criteria);

         List<CourseOfferingInfo> courseOfferings = new ArrayList<CourseOfferingInfo>(results.getResults().size());

         for (LuiEntity lui : results.getResults()) {

             try {

                 CourseOfferingInfo co = this.getCourseOffering(lui.getId(), context);

             } catch (DoesNotExistException ex) {

                 throw new OperationFailedException(lui.getId(), ex);

             }

         }

         return courseOfferings;

     }

     private void createLuiLuiRelationForRegGroups(String luiId, String relatedLuiId, String luLuRelationTypeKey, ContextInfo context) throws DataValidationErrorException,

             InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         try {

             LuiLuiRelationInfo luiRel = new LuiLuiRelationInfo();

             luiRel.setLuiId(luiId);

             luiRel.setRelatedLuiId(relatedLuiId);

             luiRel.setTypeKey(LuiServiceConstants.LUI_LUI_RELATION_ASSOCIATED_TYPE_KEY);

             luiRel.setStateKey(LuiServiceConstants.LUI_LUI_RELATION_ACTIVE_STATE_KEY);

             luiRel.setEffectiveDate(new Date());

             try {

                 luiService.createLuiLuiRelation(luiId, relatedLuiId, luLuRelationTypeKey, luiRel, context);

             } catch (ReadOnlyException roe) {

                 throw new OperationFailedException("setting read only fields", roe);

             }

         } catch (CircularRelationshipException e) {

             throw new OperationFailedException();

         } catch (DoesNotExistException e) {

             throw new OperationFailedException();

         }

     }

     @Override

     public List<String> searchForCourseOfferingIds(QueryByCriteria criteria, ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<ActivityOfferingInfo> searchForActivityOfferings(QueryByCriteria criteria, ContextInfo context)

             throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<String> searchForActivityOfferingIds(QueryByCriteria criteria, ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<RegistrationGroupInfo> searchForRegistrationGroups(QueryByCriteria criteria, ContextInfo context)

             throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<String> searchForRegistrationGroupIds(QueryByCriteria criteria, ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<SeatPoolDefinitionInfo> searchForSeatpoolDefintions(QueryByCriteria criteria, ContextInfo context)

             throws InvalidParameterException, MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

     @Override

     public List<String> searchForSeatpoolDefintionIds(QueryByCriteria criteria, ContextInfo context) throws InvalidParameterException,

             MissingParameterException, OperationFailedException, PermissionDeniedException {

         throw new UnsupportedOperationException();

     }

 }