/*

  * Copyright 2008 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 1.0 (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/ecl1.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.student.lum.course.service.assembler;

 import java.util.ArrayList;

 import java.util.Collections;

 import java.util.Date;

 import java.util.HashMap;

 import java.util.HashSet;

 import java.util.Iterator;

 import java.util.List;

 import java.util.Map;

 import java.util.Map.Entry;

 import java.util.Set;

 import org.apache.log4j.Logger;

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

 import org.kuali.student.core.assembly.BOAssembler;

 import org.kuali.student.core.assembly.BaseDTOAssemblyNode;

 import org.kuali.student.core.assembly.BaseDTOAssemblyNode.NodeOperation;

 import org.kuali.student.core.assembly.data.AssemblyException;

 import org.kuali.student.core.dto.RichTextInfo;

 import org.kuali.student.core.exceptions.DoesNotExistException;

 import org.kuali.student.core.exceptions.InvalidParameterException;

 import org.kuali.student.core.exceptions.MissingParameterException;

 import org.kuali.student.core.exceptions.OperationFailedException;

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

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

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

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

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

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

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

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

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

 import org.kuali.student.lum.lo.dto.LoInfo;

 import org.kuali.student.lum.lo.service.LearningObjectiveService;

 import org.kuali.student.lum.lrc.dto.ResultComponentInfo;

 import org.kuali.student.lum.lrc.service.LrcService;

 import org.kuali.student.lum.lu.dto.AdminOrgInfo;

 import org.kuali.student.lum.lu.dto.CluAccountingInfo;

 import org.kuali.student.lum.lu.dto.CluCluRelationInfo;

 import org.kuali.student.lum.lu.dto.CluFeeInfo;

 import org.kuali.student.lum.lu.dto.CluFeeRecordInfo;

 import org.kuali.student.lum.lu.dto.CluIdentifierInfo;

 import org.kuali.student.lum.lu.dto.CluInfo;

 import org.kuali.student.lum.lu.dto.CluLoRelationInfo;

 import org.kuali.student.lum.lu.dto.CluResultInfo;

 import org.kuali.student.lum.lu.dto.LuCodeInfo;

 import org.kuali.student.lum.lu.dto.ResultOptionInfo;

 import org.kuali.student.lum.lu.service.LuService;

 import org.kuali.student.lum.service.assembler.CluAssemblerUtils;

 import org.springframework.util.StringUtils;

 /**

  * Assembler for CourseInfo. Provides assemble and disassemble operation on

  * CourseInfo from/to CluInfo and other base DTOs

  * 

  * @author Kuali Student Team

  * 

  */

 public class CourseAssembler implements BOAssembler<CourseInfo, CluInfo> {

     final static Logger LOG = Logger.getLogger(CourseAssembler.class);

         private LuService luService;

         private FormatAssembler formatAssembler;

         private CourseJointAssembler courseJointAssembler;

         private LoAssembler loAssembler;

         private LearningObjectiveService loService;

     private CluAssemblerUtils cluAssemblerUtils;

     private LrcService lrcService;

         @Override

         public CourseInfo assemble(CluInfo clu, CourseInfo courseInfo,

                         boolean shallowBuild) throws AssemblyException {

                 CourseInfo course = (null != courseInfo) ? courseInfo

                                 : new CourseInfo();

                 // Copy all the data from the clu to the course

                 course.setAttributes(clu.getAttributes());

                 course.setCampusLocations(clu.getCampusLocations());

                 course.setCode(clu.getOfficialIdentifier().getCode());

                 course.setCourseNumberSuffix(clu.getOfficialIdentifier()

                                 .getSuffixCode());

                 course.setLevel(clu.getOfficialIdentifier().getLevel());

                 course.setOutOfClassHours(clu.getIntensity());

                 course.setInstructors(clu.getInstructors());

                 course.setStartTerm(clu.getExpectedFirstAtp());

                 course.setEndTerm(clu.getLastAtp());

                 course.setCourseTitle(clu.getOfficialIdentifier().getLongName());

                 // CrossListings

                 List<CourseCrossListingInfo> crossListings = assembleCrossListings(clu.getAlternateIdentifiers()); 

                 course.setCrossListings(crossListings);

                 //Variation

                 List<CourseVariationInfo> variations = assembleVariations(clu.getAlternateIdentifiers()); 

                 course.setVariations(variations);

 //                course.setDepartment(clu.getPrimaryAdminOrg().getOrgId());

                 if(course.getUnitsDeployment()==null){

                         course.setUnitsDeployment(new ArrayList<String>());

                 }

                 if(course.getUnitsContentOwner()==null){

                         course.setUnitsContentOwner(new ArrayList<String>());

                 }

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

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

                 for(AdminOrgInfo adminOrg: clu.getAdminOrgs()){

                         if(adminOrg.getType().equals(CourseAssemblerConstants.ADMIN_ORG)){

                                 courseAdminOrgs.add(adminOrg.getOrgId());

                         }

                         if(adminOrg.getType().equals(CourseAssemblerConstants.SUBJECT_ORG)){

                                 courseSubjectOrgs.add(adminOrg.getOrgId());

                         }

                 }

                 course.setUnitsDeployment(courseAdminOrgs);

                 course.setUnitsContentOwner(courseSubjectOrgs);

                 course.setDescr(clu.getDescr());

                 course.setDuration(clu.getStdDuration());

                 course.setEffectiveDate(clu.getEffectiveDate());

                 course.setExpirationDate(clu.getExpirationDate());

                 //Fees

                 //Fee justification

                 List<CourseFeeInfo> fees = new ArrayList<CourseFeeInfo>();

                 List<CourseRevenueInfo> revenues = new ArrayList<CourseRevenueInfo>();

                 if(clu.getFeeInfo() != null){

                         course.setFeeJustification(clu.getFeeInfo().getDescr());

                         //Fees and revenues come from the same place but revenues have a special feeType

                         for(CluFeeRecordInfo cluFeeRecord: clu.getFeeInfo().getCluFeeRecords()){

                                 String feeType = cluFeeRecord.getFeeType();

                                 if(CourseAssemblerConstants.COURSE_FINANCIALS_REVENUE_TYPE.equals(feeType)){

                                         CourseRevenueInfo courseRevenue = new CourseRevenueInfo();

                                         courseRevenue.setFeeType(feeType);

                                         courseRevenue.setAffiliatedOrgs(cluFeeRecord.getAffiliatedOrgs());

                                         courseRevenue.setAttributes(cluFeeRecord.getAttributes());

                                         courseRevenue.setId(cluFeeRecord.getId());

                                         courseRevenue.setMetaInfo(cluFeeRecord.getMetaInfo());

                                         revenues.add(courseRevenue);

                                 }else{

                                         CourseFeeInfo courseFee = new CourseFeeInfo();

                                         courseFee.setFeeType(feeType);

                                         courseFee.setRateType(cluFeeRecord.getRateType());

                                         courseFee.setDescr(cluFeeRecord.getDescr());

                                         courseFee.setMetaInfo(cluFeeRecord.getMetaInfo());

                                         courseFee.setId(cluFeeRecord.getId());

                                         courseFee.setFeeAmounts(cluFeeRecord.getFeeAmounts());

                                         courseFee.setAttributes(cluFeeRecord.getAttributes());

                                         fees.add(courseFee);

                                 }

                         }

                 }

                 course.setFees(fees);

                 course.setRevenues(revenues);

                 //Expenditures are mapped from accounting info

                 if(course.getExpenditure() == null || clu.getAccountingInfo() == null){

                         course.setExpenditure(new CourseExpenditureInfo());

                 }

                 if(clu.getAccountingInfo() != null){

                         course.getExpenditure().setAffiliatedOrgs(clu.getAccountingInfo().getAffiliatedOrgs());

                 }

                 course.setId(clu.getId());

                 course.setType(clu.getType());

                 course.setTermsOffered(clu.getOfferedAtpTypes());

                 course.setPrimaryInstructor(clu.getPrimaryInstructor());

                 course.setInstructors(clu.getInstructors());

                 course.setState(clu.getState());

                 course.setSubjectArea(clu.getOfficialIdentifier().getDivision());

                 course.setTranscriptTitle(clu.getOfficialIdentifier().getShortName());

                 course.setMetaInfo(clu.getMetaInfo());

                 course.setVersionInfo(clu.getVersionInfo());

                 //Special topics code

                 course.setSpecialTopicsCourse(false);

                 for(LuCodeInfo luCode : clu.getLuCodes()){

                         if(CourseAssemblerConstants.COURSE_CODE_SPECIAL_TOPICS.equals(luCode.getType())){

                                 course.setSpecialTopicsCourse(Boolean.parseBoolean(luCode.getValue()));

                                 break;

                         }

                 }

                 //Pilot Course code

                 course.setPilotCourse(false);

                 for(LuCodeInfo luCode : clu.getLuCodes()){

                         if(CourseAssemblerConstants.COURSE_CODE_PILOT_COURSE.equals(luCode.getType())){

                                 course.setPilotCourse(Boolean.parseBoolean(luCode.getValue()));

                                 break;

                         }

                 }

                 // Don't make any changes to nested datastructures if this is

                 if (!shallowBuild) {

                         try {

                                 // Use the luService to find Joints, then convert and add to the

                                 // course

                                 List<CluCluRelationInfo> cluClus = luService

                                                 .getCluCluRelationsByClu(clu.getId());

                                 for (CluCluRelationInfo cluRel : cluClus) {

                                         if (cluRel.getType().equals(

                                                         CourseAssemblerConstants.JOINT_RELATION_TYPE)) {

                                                 CourseJointInfo jointInfo = courseJointAssembler

                                                                 .assemble(cluRel, null, false);

                                                 course.getJoints().add(jointInfo);

                                         }

                                 }

                         } catch (DoesNotExistException e) {

                         } catch (Exception e) {

                                 throw new AssemblyException("Error getting course joints", e);

                         }

                         try {

                                 // Use the luService to find formats, then convert and add to

                                 // the course

                                 List<CluInfo> formats = luService.getRelatedClusByCluId(course

                                                 .getId(),

                                                 CourseAssemblerConstants.COURSE_FORMAT_RELATION_TYPE);

                                 for (CluInfo format : formats) {

                                         FormatInfo formatInfo = formatAssembler.assemble(format,

                                                         null, false);

                                         course.getFormats().add(formatInfo);

                                 }

                         } catch (DoesNotExistException e) {

                         } catch (Exception e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         }

                         try{

                                 //Set Credit and Grading options

                                 List<CluResultInfo> cluResults = luService.getCluResultByClu(course.getId());

                                 List<ResultComponentInfo> creditOptions = assembleCreditOptions(cluResults);

                                 course.setCreditOptions(creditOptions);

                                 List<String> gradingOptions = assembleGradingOptions(cluResults);

                                 course.setGradingOptions(gradingOptions);

                         } catch (DoesNotExistException e){

                         } catch (Exception e) {

                                 throw new AssemblyException("Error getting course results", e);

                         }

                         //Learning Objectives

             course.getCourseSpecificLOs().addAll(cluAssemblerUtils.assembleLos(course.getId(), shallowBuild));

                 }

                 //Remove special cases for grading options

                 course.getGradingOptions().remove(CourseAssemblerConstants.COURSE_RESULT_COMP_GRADE_AUDIT);

                 return course;

         }

         @Override

         public BaseDTOAssemblyNode<CourseInfo, CluInfo> disassemble(

                         CourseInfo course, NodeOperation operation)

                         throws AssemblyException {

                 if (course == null) {

                         // FIXME Unsure now if this is an exception or just return null or

                         // empty assemblyNode

                     LOG.error("Course to disassemble is null!");

                         throw new AssemblyException("Course can not be null");

                 }

                 BaseDTOAssemblyNode<CourseInfo, CluInfo> result = new BaseDTOAssemblyNode<CourseInfo, CluInfo>(

                                 this);

                 CluInfo clu;

                 try {

                         clu = (NodeOperation.UPDATE == operation) ? luService.getClu(course.getId()) : new CluInfo();

         } catch (Exception e) {

                         throw new AssemblyException("Error getting existing learning unit during course update", e);

         } 

                 // Create the id if it's not there already(important for creating

                 // relations)

                 clu.setId(UUIDHelper.genStringUUID(course.getId()));

                 if (null == course.getId()) {

                         course.setId(clu.getId());

                 }

                 clu.setType(CourseAssemblerConstants.COURSE_TYPE);

                 clu.setState(course.getState());

                 CluIdentifierInfo identifier = new CluIdentifierInfo();

                 identifier.setType(CourseAssemblerConstants.COURSE_OFFICIAL_IDENT_TYPE);

                 identifier.setState(course.getState());

                 identifier.setLongName(course.getCourseTitle());

                 identifier.setShortName(course.getTranscriptTitle());

                 identifier.setSuffixCode(course.getCourseNumberSuffix());

                 identifier.setDivision(course.getSubjectArea());

                 //Custom logic to set the code as the concatenation of division and course number suffix if code not provided

                 if (StringUtils.hasText(course.getCode())){

                         identifier.setCode(course.getCode());

                 } else if(course.getCourseNumberSuffix()!=null&&course.getSubjectArea()!=null&&!course.getCourseNumberSuffix().isEmpty()&&!course.getSubjectArea().isEmpty()){

                         identifier.setCode(course.getSubjectArea()+course.getCourseNumberSuffix());                        

                 }else{

                         identifier.setCode(null);

                 }

                 //Custom logic to set the level, if level not provided

                 if(StringUtils.hasText(course.getLevel())) {

                     identifier.setLevel(course.getLevel());

                 } else if(course.getCourseNumberSuffix()!=null&&course.getCourseNumberSuffix().length()>=3){

                         identifier.setLevel(course.getCourseNumberSuffix().substring(0, 1)+"00");

                 }

                 clu.setOfficialIdentifier(identifier);

                 clu.setAdminOrgs(new ArrayList<AdminOrgInfo>());

                 // Use the Course Variation assembler to disassemble the variations

                 // copy all fields

                 //Remove any existing variations or crosslistings

                 for(Iterator<CluIdentifierInfo> iter = clu.getAlternateIdentifiers().iterator();iter.hasNext();){

                         CluIdentifierInfo cluIdentifier = iter.next();

                         if(CourseAssemblerConstants.COURSE_VARIATION_IDENT_TYPE.equals(cluIdentifier.getType()) ||

                                 CourseAssemblerConstants.COURSE_CROSSLISTING_IDENT_TYPE.equals(cluIdentifier.getType()) ){

                                 iter.remove();

                         }

                 }

                 //Add in variations

                 for(CourseVariationInfo variation:course.getVariations()){

                         CluIdentifierInfo cluIdentifier = new CluIdentifierInfo();

                         cluIdentifier.setId(variation.getId());

                         cluIdentifier.setType(CourseAssemblerConstants.COURSE_VARIATION_IDENT_TYPE);

                         cluIdentifier.setCode(identifier.getCode());

                         cluIdentifier.setSuffixCode(course.getCourseNumberSuffix());

                         cluIdentifier.setDivision(course.getSubjectArea());

                         cluIdentifier.setVariation(variation.getVariationCode());

                         cluIdentifier.setLongName(variation.getVariationTitle());

                         cluIdentifier.setState(course.getState());

                         clu.getAlternateIdentifiers().add(cluIdentifier);

                 }

                 //Add in crossListings

                 for(CourseCrossListingInfo crossListing:course.getCrossListings()){

                         CluIdentifierInfo cluIdentifier = new CluIdentifierInfo();

                         cluIdentifier.setId(crossListing.getId());

                         cluIdentifier.setType(CourseAssemblerConstants.COURSE_CROSSLISTING_IDENT_TYPE);

                         cluIdentifier.setSuffixCode(crossListing.getCourseNumberSuffix());

                         cluIdentifier.setDivision(crossListing.getSubjectArea());

                         cluIdentifier.setState(course.getState());

                         cluIdentifier.setOrgId(crossListing.getDepartment());

                         clu.getAlternateIdentifiers().add(cluIdentifier);

                 }

                 List<AdminOrgInfo> adminOrgInfos = new ArrayList<AdminOrgInfo>();

                 for(String org:course.getUnitsDeployment()){

                         AdminOrgInfo adminOrg = new AdminOrgInfo();

                         adminOrg.setType(CourseAssemblerConstants.ADMIN_ORG);

                         adminOrg.setOrgId(org);

                         adminOrgInfos.add(adminOrg);

                 }

                 clu.getAdminOrgs().addAll(adminOrgInfos);

                 List<AdminOrgInfo> subjectOrgs = new ArrayList<AdminOrgInfo>();

                 for (String subOrg : course.getUnitsContentOwner()) {

                         AdminOrgInfo subjectOrg = new AdminOrgInfo();

                         subjectOrg.setType(CourseAssemblerConstants.SUBJECT_ORG);

                         subjectOrg.setOrgId(subOrg);

                         subjectOrgs.add(subjectOrg);

                 }

                 clu.getAdminOrgs().addAll(subjectOrgs);

                 clu.setAttributes(course.getAttributes());

                 clu.setCampusLocations(course.getCampusLocations());

                 clu.setDescr(course.getDescr());

                 clu.setStdDuration(course.getDuration());

                 clu.setEffectiveDate(course.getEffectiveDate());

                 clu.setExpirationDate(course.getExpirationDate());

                 clu.setOfferedAtpTypes(course.getTermsOffered());

                 clu.setPrimaryInstructor(course.getPrimaryInstructor());

                 clu.setIntensity(course.getOutOfClassHours());

                 clu.setInstructors(course.getInstructors());

                 clu.setExpectedFirstAtp(course.getStartTerm());

                 clu.setLastAtp(course.getEndTerm());

                 clu.setMetaInfo(course.getMetaInfo());

                 clu.setVersionInfo(course.getVersionInfo());

                 // Add the Clu to the result

                 result.setNodeData(clu);

                 result.setOperation(operation);

                 result.setBusinessDTORef(course);

                 // Use the Format assembler to disassemble the formats and relations

                 List<BaseDTOAssemblyNode<?, ?>> formatResults;

         try {

             formatResults = disassembleFormats(clu

                             .getId(), course, operation);

             result.getChildNodes().addAll(formatResults);

         } catch (DoesNotExistException e) {

         } catch (Exception e) {

             throw new AssemblyException("Error while disassembling format", e);

         }

                 // Use the CourseJoint assembler to disassemble the CourseJoints and

                 // relations

                 List<BaseDTOAssemblyNode<?, ?>> courseJointResults = disassembleJoints(

                                 clu.getId(), course, operation);

                 result.getChildNodes().addAll(courseJointResults);

                 //Disassemble the CluResults (grading and credit options)

                 //Special code to take audit from attributes and put into options

                 if(course.getAttributes().containsKey(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_AUDIT)&&"true".equals(course.getAttributes().get(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_AUDIT))){

                         if(!course.getGradingOptions().contains(CourseAssemblerConstants.COURSE_RESULT_COMP_GRADE_AUDIT)){

                                 course.getGradingOptions().add(CourseAssemblerConstants.COURSE_RESULT_COMP_GRADE_AUDIT);

                         }

                 }

                 List<CluResultInfo> cluResultList;

                 try {

                         cluResultList = luService.getCluResultByClu(clu.getId());

                 } catch (DoesNotExistException e) {

                         cluResultList = Collections.emptyList();

                 } catch (Exception e) {

                         throw new AssemblyException("Error getting cluResults", e);

                 }

                 List<BaseDTOAssemblyNode<?, ?>> creditOutcomes = disassembleCreditOutcomes(course, clu, cluResultList, operation);

                 result.getChildNodes().addAll(creditOutcomes);

                 BaseDTOAssemblyNode<?, ?> gradingOptions = disassembleGradingOptions(

                                 clu.getId(), course.getState(), course.getGradingOptions(), cluResultList, operation);

                 result.getChildNodes().add(gradingOptions);

                 //Use the LoAssembler to disassemble Los

         try {

                     List<BaseDTOAssemblyNode<?, ?>> loResults;

                     loResults = disassembleLos(clu.getId(), course, operation);

             result.getChildNodes().addAll(loResults);

         } catch (Exception e) {

             throw new AssemblyException("Error while disassembling los", e);

         }

                 //add the special topics code if it did not exist, or remove if it was not wanted

                 boolean alreadyHadSpecialTopicsCode = false;

                 for(Iterator<LuCodeInfo> luCodeIterator = clu.getLuCodes().iterator();luCodeIterator.hasNext();){

                         LuCodeInfo luCode = luCodeIterator.next();

                         if(CourseAssemblerConstants.COURSE_CODE_SPECIAL_TOPICS.equals(luCode.getType())){

                                 alreadyHadSpecialTopicsCode = true;

                                 if(!course.isSpecialTopicsCourse()){

                                         luCodeIterator.remove();

                                 }

                                 break;

                         }

                 }

                 if(!alreadyHadSpecialTopicsCode && course.isSpecialTopicsCourse()){

                         LuCodeInfo luCode = new LuCodeInfo();

                         luCode.setType(CourseAssemblerConstants.COURSE_CODE_SPECIAL_TOPICS);

                         luCode.setValue("true");

                         clu.getLuCodes().add(luCode);

                 }

                 //add the special topics code if it did not exist, or remove if it was not wanted

                 boolean alreadyHadPilotCourseCode = false;

                 for(Iterator<LuCodeInfo> luCodeIterator = clu.getLuCodes().iterator();luCodeIterator.hasNext();){

                         LuCodeInfo luCode = luCodeIterator.next();

                         if(CourseAssemblerConstants.COURSE_CODE_PILOT_COURSE.equals(luCode.getType())){

                                 alreadyHadPilotCourseCode = true;

                                 if(!course.isPilotCourse()){

                                         luCodeIterator.remove();

                                 }

                                 break;

                         }

                 }

                 if(!alreadyHadPilotCourseCode && course.isPilotCourse()){

                         LuCodeInfo luCode = new LuCodeInfo();

                         luCode.setType(CourseAssemblerConstants.COURSE_CODE_PILOT_COURSE);

                         luCode.setValue("true");

                         clu.getLuCodes().add(luCode);

                 }

                 //FEES

                 if(clu.getFeeInfo() == null){

                         clu.setFeeInfo(new CluFeeInfo());

                 }

                 clu.getFeeInfo().setDescr(course.getFeeJustification());

                 clu.getFeeInfo().getCluFeeRecords().clear();

                 for(CourseRevenueInfo courseRevenue:course.getRevenues()){

                         CluFeeRecordInfo cluFeeRecord  = new CluFeeRecordInfo();

                         cluFeeRecord.setFeeType(CourseAssemblerConstants.COURSE_FINANCIALS_REVENUE_TYPE);

                         cluFeeRecord.setRateType(CourseAssemblerConstants.COURSE_FINANCIALS_REVENUE_TYPE);

                         cluFeeRecord.setAttributes(courseRevenue.getAttributes());

                         cluFeeRecord.setAffiliatedOrgs(courseRevenue.getAffiliatedOrgs());

                         cluFeeRecord.setId(courseRevenue.getId());

                         cluFeeRecord.setMetaInfo(courseRevenue.getMetaInfo());

                         clu.getFeeInfo().getCluFeeRecords().add(cluFeeRecord);

                 }

                 for(CourseFeeInfo courseFee : course.getFees()){

                         CluFeeRecordInfo cluFeeRecord  = new CluFeeRecordInfo();

                         cluFeeRecord.setFeeType(courseFee.getFeeType());

                         cluFeeRecord.setRateType(courseFee.getRateType());

                         cluFeeRecord.setDescr(courseFee.getDescr());

                         cluFeeRecord.setMetaInfo(courseFee.getMetaInfo());

                         cluFeeRecord.setId(courseFee.getId());

                         cluFeeRecord.setFeeAmounts(courseFee.getFeeAmounts());

                         cluFeeRecord.setAttributes(courseFee.getAttributes());

                         clu.getFeeInfo().getCluFeeRecords().add(cluFeeRecord);

                 }

                 if(clu.getAccountingInfo() == null || course.getExpenditure()== null){

                         clu.setAccountingInfo( new CluAccountingInfo());

                 }

                 if(course.getExpenditure() != null){

                         clu.getAccountingInfo().setAffiliatedOrgs(course.getExpenditure().getAffiliatedOrgs());

                         clu.getAccountingInfo().setAttributes(course.getExpenditure().getAttributes());

                 }

                 return result;

         }

         private List<BaseDTOAssemblyNode<?, ?>> disassembleCreditOutcomes(CourseInfo course, CluInfo clu, List<CluResultInfo> currentCluResults, NodeOperation operation) throws AssemblyException, NumberFormatException {

                 List<BaseDTOAssemblyNode<?, ?>> results = new ArrayList<BaseDTOAssemblyNode<?, ?>>();

                 String courseResultType = CourseAssemblerConstants.COURSE_RESULT_TYPE_CREDITS;

                 //See if we need to create any new lrcs

                 if(NodeOperation.DELETE!=operation){

                         //Find all the existing LRCs for the following three types

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

                         try{

                                 try {

                                         rsltComps.addAll(lrcService.getResultComponentIdsByResultComponentType(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_FIXED));

                                 } catch (DoesNotExistException e) {}

                                 try {

                                         rsltComps.addAll(lrcService.getResultComponentIdsByResultComponentType(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_MULTIPLE));

                                 } catch (DoesNotExistException e) {}

                                 try {

                                         rsltComps.addAll(lrcService.getResultComponentIdsByResultComponentType(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_VARIABLE));

                                 } catch (DoesNotExistException e) {}

                                 //Create any LRCs that do not yet exist

                                 for(ResultComponentInfo creditOption:course.getCreditOptions()){

                                         String id = null;

                                         String type = null;

                                         List<String> resultValues = null;

                                         Map<String,String> attributes = null;

                                         //Depending on the type, set the id, type and result values differently

                                         if(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_FIXED.equals(creditOption.getType())){

                                                 float fixedCreditValue = Float.parseFloat(creditOption.getAttributes().get(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_FIXED_CREDIT_VALUE));

                                                 id = CourseAssemblerConstants.COURSE_RESULT_COMP_CREDIT_PREFIX + fixedCreditValue;

                                                 type = CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_FIXED;

                                                 resultValues = new ArrayList<String>();

                                                 resultValues.add(String.valueOf(fixedCreditValue));

                                                 attributes = new HashMap<String,String>();

                                                 attributes.put(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_FIXED_CREDIT_VALUE, String.valueOf(fixedCreditValue));

                                         }else if(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_MULTIPLE.equals(creditOption.getType())){

                                                 Collections.sort(creditOption.getResultValues());

                                                 StringBuilder sb = new StringBuilder(CourseAssemblerConstants.COURSE_RESULT_COMP_CREDIT_PREFIX);

                                                 for(Iterator<String> iter = creditOption.getResultValues().iterator();iter.hasNext();){

                                                         sb.append(iter.next());

                                                         if(iter.hasNext()){

                                                                 sb.append(",");

                                                         }

                                                 }

                                                 id = sb.toString();

                                                 type = CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_MULTIPLE;

                                                 resultValues = creditOption.getResultValues();

                                         }else if(CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_VARIABLE.equals(creditOption.getType())){

                                             /*

                                              * For variable credits create a Result values that goes from min to max with the specified increment. 

                                              * If no increment is specified, use 1.0 as the increment. The increment can be specified as a float.

                                              */

                                             String minCreditValue = creditOption.getAttributes().get(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_MIN_CREDIT_VALUE);

                                                 String maxCreditValue = creditOption.getAttributes().get(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_MAX_CREDIT_VALUE);

                                                 String creditValueIncr = creditOption.getAttributes().get(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_CREDIT_VALUE_INCR);

                                                 float minCredits = Float.parseFloat(minCreditValue);

                                                 float maxCredits = Float.parseFloat(maxCreditValue);

                                                 float increment = (null != creditValueIncr && creditValueIncr.length() > 0 ) ? Float.parseFloat(creditValueIncr) : 1.0f ;

                                                 id = CourseAssemblerConstants.COURSE_RESULT_COMP_CREDIT_PREFIX + minCreditValue + "-" + maxCreditValue;

                                                 type = CourseAssemblerConstants.COURSE_RESULT_COMP_TYPE_CREDIT_VARIABLE;

                                                 resultValues = new ArrayList<String>();

                                                 for(float i = minCredits; i <= maxCredits; i+=increment){

                                                         resultValues.add(String.valueOf(i));

                                                 }

                                                 attributes = new HashMap<String,String>();

                                                 attributes.put(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_MIN_CREDIT_VALUE, minCreditValue);

                                                 attributes.put(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_MAX_CREDIT_VALUE, maxCreditValue);

                         attributes.put(CourseAssemblerConstants.COURSE_RESULT_COMP_ATTR_CREDIT_VALUE_INCR, creditValueIncr);

                                         }

                                         //Set the id

                                         creditOption.setId(id);

                                         //Create a new result component

                                         if(id != null && !rsltComps.contains(id)){

                                                 //need to make a fixed degree result type component

                                                 ResultComponentInfo resultComponent = new ResultComponentInfo();

                                                 resultComponent.setId(id);

                                                 resultComponent.setType(type);

       resultComponent.setState ("Active");

                                                 resultComponent.setResultValues(resultValues);

                                                 resultComponent.setAttributes(attributes);

                                                 BaseDTOAssemblyNode<ResultComponentInfo, ResultComponentInfo> node = new BaseDTOAssemblyNode<ResultComponentInfo, ResultComponentInfo>(null);

                                                 node.setOperation(NodeOperation.CREATE);

                                                 node.setNodeData(resultComponent);

                                                 node.setBusinessDTORef(creditOption);

                                                 results.add(node);

                                                 rsltComps.add(id);

                                         }

                                 }

                         }catch (NumberFormatException e){

                                 throw new AssemblyException("Invalid Arguments for credit outcome values",e);

                         }catch (Exception e){

                                 throw new AssemblyException("Error Assembling", e);

                         }

                 }

                 //Now do dissassembly for the actual clu-lrc relations and result options

                 // Get the current options and put them in a map of option type id/cluResult

                 Map<String, List<CluResultInfo>> currentResults = new HashMap<String, List<CluResultInfo>>();

                 //If this is not a create, lookup the results for this clu

                 if (!NodeOperation.CREATE.equals(operation)) {

                         for (CluResultInfo currentResult : currentCluResults) {

                                 if (courseResultType.equals(currentResult.getType())) {

                                         //There should only be one grading option per CluResult for credit outcomes

                                         if(currentResult.getResultOptions().size()==1){

                                                 //Create a mapping to a list of cluresults with the same result componentId

                                                 String resultComponentId = currentResult.getResultOptions().get(0).getResultComponentId();

                                                 if(!currentResults.containsKey(resultComponentId)){

                                                         currentResults.put(resultComponentId, new ArrayList<CluResultInfo>());

                                                 }

                                                 currentResults.get(resultComponentId).add(currentResult);

                                         }else{

                                                 LOG.warn("Credit Results should have exactly one result option each");

                                         }

                                 }

                         }

                 }

                 //Loop through options on the course, if they are new, create a new cluResult

                 for(ResultComponentInfo creditOption : course.getCreditOptions()){

                     if (NodeOperation.CREATE == operation

                             || (NodeOperation.UPDATE == operation && !currentResults.containsKey(creditOption.getId()) )) {

                             ResultOptionInfo resultOption = new ResultOptionInfo();

                             resultOption.setState(course.getState());

                             resultOption.setResultComponentId(creditOption.getId());

                             CluResultInfo cluResult = new CluResultInfo();

                                 cluResult.setCluId(clu.getId());

                                 cluResult.setState(course.getState());

                                 cluResult.setType(courseResultType);

                                 cluResult.getResultOptions().add(resultOption);

                                 BaseDTOAssemblyNode<ResultComponentInfo, CluResultInfo> cluResultNode = new BaseDTOAssemblyNode<ResultComponentInfo, CluResultInfo>(null);

                                 cluResultNode.setNodeData(cluResult);

                                 cluResultNode.setOperation(NodeOperation.CREATE);

                 results.add(cluResultNode);

             } else if (NodeOperation.UPDATE == operation

                                         && currentResults.containsKey(creditOption.getId())) {

                     //Get the list from the map and remove an entry, if the list is empty then remove it from the map

                     List<CluResultInfo> cluResults = currentResults.get(creditOption.getId());

                     cluResults.remove(cluResults.size()-1);

                     if(cluResults.isEmpty()){

                             currentResults.remove(creditOption.getId());

                     }

                         }

                 }

                 //Delete the leftovers

                 for(Entry<String,List<CluResultInfo>> entry:currentResults.entrySet()){

                         for(CluResultInfo cluResult:entry.getValue()){

                                 BaseDTOAssemblyNode<ResultComponentInfo, CluResultInfo> cluResultNode = new BaseDTOAssemblyNode<ResultComponentInfo, CluResultInfo>(null);

                                 cluResultNode.setNodeData(cluResult);

                                 cluResultNode.setOperation(NodeOperation.DELETE);

                                 results.add(cluResultNode);

                         }

                 }

                 return results;

         }

         private List<String> assembleGradingOptions(List<CluResultInfo> cluResults){

                 String courseResultType = CourseAssemblerConstants.COURSE_RESULT_TYPE_GRADE;

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

                 //Loop through all the CluResults to find the one with the matching type

                 for(CluResultInfo cluResult:cluResults){

                         if(courseResultType.equals(cluResult.getType())){

                                 //Loop through all options and add to the list of Strings

                                 for(ResultOptionInfo resultOption: cluResult.getResultOptions()){

                                         results.add(resultOption.getResultComponentId());

                                 }

                                 break;

                         }

                 }

                 return results;

         }

         private List<ResultComponentInfo> assembleCreditOptions(

                         List<CluResultInfo> cluResults) throws AssemblyException {

                 String courseResultType = CourseAssemblerConstants.COURSE_RESULT_TYPE_CREDITS;

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

                 //Loop through all the CluResults to find the one with the matching type

                 for(CluResultInfo cluResult:cluResults){

                         if(courseResultType.equals(cluResult.getType())){

                                 //Loop through all options and add to the list of Strings

                                 for(ResultOptionInfo resultOption: cluResult.getResultOptions()){

                                         try {

                                                 ResultComponentInfo resultComponent = lrcService.getResultComponent(resultOption.getResultComponentId());

                                                 results.add(resultComponent);

                                         } catch (DoesNotExistException e) {

                                                 LOG.warn("Course Credit option:"+resultOption.getId()+" refers to non-existant ResultComponentInfo "+resultOption.getResultComponentId());

                                         } catch (Exception e) {

                                                 throw new AssemblyException("Error getting result components",e);

                                         }

                                 }

                         }

                 }

                 return results;

         }

         // TODO Use CluAssemblerUtils

         private List<BaseDTOAssemblyNode<?, ?>> disassembleLos(String cluId,

                         CourseInfo course, NodeOperation operation) throws AssemblyException {

                 // TODO Auto-generated method stub

                 List<BaseDTOAssemblyNode<?, ?>> results = new ArrayList<BaseDTOAssemblyNode<?, ?>>();

                 // Get the current formats and put them in a map of format id/relation

                 // id

                 Map<String, CluLoRelationInfo> currentCluLoRelations = new HashMap<String, CluLoRelationInfo>();

                 try {

                         List<CluLoRelationInfo> cluLoRelations = luService.getCluLoRelationsByClu(cluId);

                         for(CluLoRelationInfo cluLoRelation:cluLoRelations){

                                 if(CourseAssemblerConstants.COURSE_LO_COURSE_SPECIFIC_RELATION.equals(cluLoRelation.getType())){

                                         currentCluLoRelations.put(cluLoRelation.getLoId(), cluLoRelation);

                                 }

                         }

                 } catch (DoesNotExistException e) {

                 } catch (Exception e) {

                         throw new AssemblyException("Error finding related Los");

                 }

                 // Loop through all the los in this clu

                 for(LoDisplayInfo loDisplay : course.getCourseSpecificLOs()){

                         // If this is a clu create/new lo update then all los will be created

                     if (NodeOperation.CREATE == operation

                             || (NodeOperation.UPDATE == operation &&  !currentCluLoRelations.containsKey(loDisplay.getLoInfo().getId()))) {

                 // the lo does not exist, so create

                 // Assemble and add the lo

                             loDisplay.getLoInfo().setId(null);

                 BaseDTOAssemblyNode<LoDisplayInfo, LoInfo> loNode = loAssembler

                         .disassemble(loDisplay, NodeOperation.CREATE);

                 results.add(loNode);

                 // Create the relationship and add it as well

                 CluLoRelationInfo relation = new CluLoRelationInfo();

                 relation.setCluId(cluId);

                 relation.setLoId(loNode.getNodeData().getId());

                 relation

                         .setType(CourseAssemblerConstants.COURSE_LO_COURSE_SPECIFIC_RELATION);

                 relation.setState(course.getState());

                 BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo> relationNode = new BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo>(

                         null);

                 relationNode.setNodeData(relation);

                 relationNode.setOperation(NodeOperation.CREATE);

                 results.add(relationNode);

             } else if (NodeOperation.UPDATE == operation

                                         && currentCluLoRelations.containsKey(loDisplay.getLoInfo().getId())) {

                                 // If the clu already has this lo, then just update the lo

                 BaseDTOAssemblyNode<LoDisplayInfo, LoInfo> loNode = loAssembler

                                 .disassemble(loDisplay, NodeOperation.UPDATE);

                                 results.add(loNode);

                                 // remove this entry from the map so we can tell what needs to

                                 // be deleted at the end

                                 currentCluLoRelations.remove(loDisplay.getLoInfo().getId());

                         } else if (NodeOperation.DELETE == operation

                     && currentCluLoRelations.containsKey(loDisplay.getLoInfo().getId())) {

                 // Delete the Format and its relation

                                 CluLoRelationInfo relationToDelete = currentCluLoRelations.get(loDisplay.getLoInfo().getId());

                 BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo> relationToDeleteNode = new BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo>(

                         null);

                 relationToDeleteNode.setNodeData(relationToDelete);

                 relationToDeleteNode.setOperation(NodeOperation.DELETE);

                 results.add(relationToDeleteNode);

                 BaseDTOAssemblyNode<LoDisplayInfo, LoInfo> loNode = loAssembler

                                         .disassemble(loDisplay, NodeOperation.DELETE);

                 results.add(loNode);                                

                 // remove this entry from the map so we can tell what needs to

                 // be deleted at the end

                 currentCluLoRelations.remove(loDisplay.getLoInfo().getId());                            

                         }

                 }         

         // Now any leftover lo ids are no longer needed, so delete

         // los and relations

         for (Entry<String, CluLoRelationInfo> entry : currentCluLoRelations.entrySet()) {

             // Create a new relation with the id of the relation we want to

             // delete

                 CluLoRelationInfo relationToDelete = entry.getValue();

             BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo> relationToDeleteNode = new BaseDTOAssemblyNode<LoDisplayInfo, CluLoRelationInfo>(

                     null);

             relationToDeleteNode.setNodeData(relationToDelete);

             relationToDeleteNode.setOperation(NodeOperation.DELETE);

             results.add(relationToDeleteNode);

             try{

                     LoInfo loToDelete = loService.getLo(entry.getKey());

                     LoDisplayInfo loDisplayToDelete = loAssembler.assemble(loToDelete, null, false);

                     BaseDTOAssemblyNode<LoDisplayInfo, LoInfo> loNode = loAssembler

                                     .disassemble(loDisplayToDelete, NodeOperation.DELETE);

                     results.add(loNode);

                 } catch (DoesNotExistException e){

                         LOG.warn("Trying to delete non exsistant LO:"+entry.getKey());

             } catch (Exception e) {

                                 throw new AssemblyException("Error disassembling LOs",e);

                         }

         }

                 return results;

         }

         private BaseDTOAssemblyNode<?, ?> disassembleGradingOptions(String cluId,

                         String courseState, List<String> options, List<CluResultInfo> currentCluResults, NodeOperation operation) throws AssemblyException {

                 BaseDTOAssemblyNode<List<String>, CluResultInfo> cluResultNode = new BaseDTOAssemblyNode<List<String>, CluResultInfo>(null);

                 String courseResultType=CourseAssemblerConstants.COURSE_RESULT_TYPE_GRADE; 

                 String resultsDescription="Grading options";

                 String resultDescription="Grading option";

                 // Get the current options and put them in a map of option type id/cluResult

                 Map<String, ResultOptionInfo> currentResults = new HashMap<String, ResultOptionInfo>();

                 CluResultInfo cluResult = null;

                 //If this is not a create, lookup the results for this clu

                 if (!NodeOperation.CREATE.equals(operation)) {

                         for (CluResultInfo currentResult : currentCluResults) {

                                 if (courseResultType.equals(currentResult.getType())) {

                                         cluResult = currentResult;

                                         if(NodeOperation.DELETE.equals(operation)){

                                                 //if this is a delete, then we only need the CluResultInfo

                                                 cluResultNode.setOperation(NodeOperation.DELETE);

                                         }else{

                                                 //Find all the Result options and store in a map for easy access later

                                                 cluResultNode.setOperation(NodeOperation.UPDATE);

                                                 for(ResultOptionInfo resultOption:currentResult.getResultOptions()){

                                                         currentResults.put(resultOption.getResultComponentId(), resultOption);

                                                 }

                                         }

                                         break;

                                 }

                         }

                 }

                 //If this is a delete we don't need the result options, just the CluResultInfo

                 if(!NodeOperation.DELETE.equals(operation)){

                         if(cluResult == null){

                                 //Create a new resultInfo of the given type if one does not exist and set operation to Create

                                 cluResult = new CluResultInfo();

                                 cluResult.setCluId(cluId);

                                 cluResult.setState(courseState);

                                 cluResult.setType(courseResultType);

                                 RichTextInfo desc = new RichTextInfo();

                                 desc.setPlain(resultsDescription);

                                 cluResult.setDesc(desc);

                                 cluResult.setEffectiveDate(new Date());

                                 cluResultNode.setOperation(NodeOperation.CREATE);

                         }

                         cluResult.setResultOptions(new ArrayList<ResultOptionInfo>());

                         // Loop through all the credit options in this course

                         for (String optionType : options) {

                                 if(currentResults.containsKey(optionType)){

                                         //If the option exists already copy it to the new list of result options

                                         ResultOptionInfo resultOptionInfo = currentResults.get(optionType);

                                         cluResult.getResultOptions().add(resultOptionInfo);

                                 }else{

                                         //Otherwise create a new result option

                                         ResultOptionInfo resultOptionInfo = new ResultOptionInfo();

                                         RichTextInfo desc = new RichTextInfo();

                                         desc.setPlain(resultDescription);

                                         resultOptionInfo.setDesc(desc);

                                         resultOptionInfo.setResultComponentId(optionType);

                                         resultOptionInfo.setState(courseState);

                                         cluResult.getResultOptions().add(resultOptionInfo);

                                 }

                         }

                 }

                 cluResultNode.setNodeData(cluResult);

                 return cluResultNode;

         }

         // TODO This is pretty much a copy of the FormatAssembler's

         // disassembleActivities code... maybe can be made generic

         private List<BaseDTOAssemblyNode<?, ?>> disassembleFormats(String nodeId,

                         CourseInfo course, NodeOperation operation)

                         throws AssemblyException, DoesNotExistException, InvalidParameterException, MissingParameterException, OperationFailedException {

                 List<BaseDTOAssemblyNode<?, ?>> results = new ArrayList<BaseDTOAssemblyNode<?, ?>>();

                 // Get the current formats and put them in a map of format id/relation

                 // id

                 Map<String, String> currentformatIds = new HashMap<String, String>();

                 if (!NodeOperation.CREATE.equals(operation)) {

                         try {

                                 List<CluCluRelationInfo> formatRelationships = luService

                                                 .getCluCluRelationsByClu(course.getId());

                                 //formatRelationships = (null == formatRelationships) ? new ArrayList<CluCluRelationInfo>() : formatRelationships;

                                 for (CluCluRelationInfo formatRelation : formatRelationships) {

                                         if (CourseAssemblerConstants.COURSE_FORMAT_RELATION_TYPE

                                                         .equals(formatRelation.getType())) {

                                                 currentformatIds.put(formatRelation.getRelatedCluId(),

                                                                 formatRelation.getId());

                                         }

                                 }

                         } catch (DoesNotExistException e) {

                         } catch (InvalidParameterException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         } catch (MissingParameterException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         } catch (OperationFailedException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         }

                 }

                 // Loop through all the formats in this course

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

                     //  If this is a course create/new format update then all formats will be created

                     if (NodeOperation.CREATE == operation

                             || (NodeOperation.UPDATE == operation && !currentformatIds.containsKey(format.getId()) )) {

                 // the format does not exist, so create

                 // Assemble and add the format

                 BaseDTOAssemblyNode<FormatInfo, CluInfo> formatNode = formatAssembler

                         .disassemble(format, NodeOperation.CREATE);

                 results.add(formatNode);

                 // Create the relationship and add it as well

                 CluCluRelationInfo relation = new CluCluRelationInfo();

                 relation.setCluId(nodeId);

                 relation.setRelatedCluId(formatNode.getNodeData().getId());// this

                 // should

                 // already

                 // be set even if

                 // it's a create

                 relation

                         .setType(CourseAssemblerConstants.COURSE_FORMAT_RELATION_TYPE);

                 relation.setState(course.getState());

                 BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo> relationNode = new BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo>(

                         null);

                 relationNode.setNodeData(relation);

                 relationNode.setOperation(NodeOperation.CREATE);

                 results.add(relationNode);

             } else if (NodeOperation.UPDATE == operation

                                         && currentformatIds.containsKey(format.getId())) {

                                 // If the course already has this format, then just update the

                                 // format

                                 BaseDTOAssemblyNode<FormatInfo, CluInfo> formatNode = formatAssembler

                                                 .disassemble(format, NodeOperation.UPDATE);

                                 results.add(formatNode);

                                 // remove this entry from the map so we can tell what needs to

                                 // be deleted at the end

                                 currentformatIds.remove(format.getId());

                         } else if (NodeOperation.DELETE == operation

                     && currentformatIds.containsKey(format.getId()))  {

                             // Delete the Format and its relation

                     CluCluRelationInfo relationToDelete = new CluCluRelationInfo();

                     relationToDelete.setId( currentformatIds.get(format.getId()) );

                     BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo> relationToDeleteNode = new BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo>(

                             null);

                     relationToDeleteNode.setNodeData(relationToDelete);

                     relationToDeleteNode.setOperation(NodeOperation.DELETE);

                     results.add(relationToDeleteNode);

                 BaseDTOAssemblyNode<FormatInfo, CluInfo> formatNode = formatAssembler

                 .disassemble(format, NodeOperation.DELETE);

                 results.add(formatNode);                                        

                 // remove this entry from the map so we can tell what needs to

                 // be deleted at the end

                 currentformatIds.remove(format.getId());

                         }                            

                 }

         // Now any leftover format ids are no longer needed, so delete

         // formats and relations. These formats have to be assembled first before they can be marked for deletion

         for (Entry<String, String> entry : currentformatIds.entrySet()) {

             // Create a new relation with the id of the relation we want to

             // delete

             CluCluRelationInfo relationToDelete = new CluCluRelationInfo();

             relationToDelete.setId( entry.getValue() );

             BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo> relationToDeleteNode = new BaseDTOAssemblyNode<CourseInfo, CluCluRelationInfo>(

                     null);

             relationToDeleteNode.setNodeData(relationToDelete);

             relationToDeleteNode.setOperation(NodeOperation.DELETE);

             results.add(relationToDeleteNode);

             CluInfo formatCluToDelete = luService.getClu(entry.getKey());

             FormatInfo formatToDelete = formatAssembler.assemble(formatCluToDelete, null, false);

             BaseDTOAssemblyNode<FormatInfo, CluInfo> formatNode = formatAssembler

             .disassemble(formatToDelete, NodeOperation.DELETE);

             results.add(formatNode);                                            

         }

                 return results;

         }

         private List<CourseVariationInfo> assembleVariations(List<CluIdentifierInfo> cluIdents) {

                 List<CourseVariationInfo> variations = new ArrayList<CourseVariationInfo>();

                 if (cluIdents != null) {

                         for (CluIdentifierInfo cluIdent : cluIdents) {

                                 if (cluIdent.getType() != null && 

                                                 cluIdent.getType().equals(CourseAssemblerConstants.COURSE_VARIATION_IDENT_TYPE)) {

                                         CourseVariationInfo variation = new CourseVariationInfo();

                                         variation.setId(cluIdent.getId());

                                         variation.setType(cluIdent.getType());

                                         variation.setCourseNumberSuffix(cluIdent.getSuffixCode());

                                         variation.setSubjectArea(cluIdent.getDivision());

                                         variation.setVariationCode(cluIdent.getVariation());

                                         variation.setVariationTitle(cluIdent.getLongName());

                                         variations.add(variation);

                                 }

                         }

                 }

                 return variations;

         }

         private List<CourseCrossListingInfo> assembleCrossListings(List<CluIdentifierInfo> cluIdents) {

                 List<CourseCrossListingInfo> crossListings = new ArrayList<CourseCrossListingInfo>();

                 if (cluIdents != null) {

                         for (CluIdentifierInfo cluIdent : cluIdents) {

                                 if (cluIdent.getType() != null && 

                                                 cluIdent.getType().equals(CourseAssemblerConstants.COURSE_CROSSLISTING_IDENT_TYPE)) {

                                         CourseCrossListingInfo crosslisting = new CourseCrossListingInfo();

                                         crosslisting.setId(cluIdent.getId());

                                         crosslisting.setType(cluIdent.getType());

                                         crosslisting.setCourseNumberSuffix(cluIdent.getSuffixCode());

                                         crosslisting.setSubjectArea(cluIdent.getDivision());

                                         crosslisting.setDepartment(cluIdent.getOrgId());

                                         crossListings.add(crosslisting);

                                 }

                         }

                 }

                 return crossListings;

         }

         // TODO This is pretty much a copy of the disassembleJoints

         // code... maybe can be made generic

         private List<BaseDTOAssemblyNode<?, ?>> disassembleJoints(String nodeId,

                         CourseInfo course, NodeOperation operation)

                         throws AssemblyException {

                 List<BaseDTOAssemblyNode<?, ?>> results = new ArrayList<BaseDTOAssemblyNode<?, ?>>();

                 // Get the current joints and put them in a map of joint id/relation

                 // id

                 Map<String, CluCluRelationInfo> currentJointIds = new HashMap<String, CluCluRelationInfo>();

                 if (!NodeOperation.CREATE.equals(operation)) {

                         try {

                                 List<CluCluRelationInfo> jointRelationships = luService

                                                 .getCluCluRelationsByClu(course.getId());

                                 for (CluCluRelationInfo jointRelation : jointRelationships) {

                                         if (CourseAssemblerConstants.JOINT_RELATION_TYPE

                                                         .equals(jointRelation.getType())) {

                                                 currentJointIds.put(jointRelation.getId(),jointRelation);

                                         }

                                 }

                         } catch (DoesNotExistException e) {

                         } catch (InvalidParameterException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         } catch (MissingParameterException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         } catch (OperationFailedException e) {

                                 throw new AssemblyException("Error getting related formats", e);

                         }

                 }

                 // Loop through all the joints in this course

                 for (CourseJointInfo joint : course.getJoints()) {

                         // If this is a course create then all joints will be created

                         if (NodeOperation.UPDATE.equals(operation) && joint.getRelationId() != null

                                         && currentJointIds.containsKey(joint.getRelationId())) {

                                 // remove this entry from the map so we can tell what needs to

                                 // be deleted at the end

                                 CluCluRelationInfo relation = currentJointIds.remove(joint.getRelationId());

                                 relation.setRelatedCluId(joint.getCourseId());

                                 BaseDTOAssemblyNode<CourseJointInfo, CluCluRelationInfo> jointNode = new BaseDTOAssemblyNode<CourseJointInfo, CluCluRelationInfo>(courseJointAssembler);

                                 jointNode.setBusinessDTORef(joint);

                                 jointNode.setNodeData(relation);

                                 jointNode.setOperation(NodeOperation.UPDATE);

                                 results.add(jointNode);

                         } else if (!NodeOperation.DELETE.equals(operation)) {

                                 // the joint does not exist, so create cluclurelation

                                 BaseDTOAssemblyNode<CourseJointInfo, CluCluRelationInfo> jointNode = courseJointAssembler

                                                 .disassemble(joint, NodeOperation.CREATE);

                                 jointNode.getNodeData().setCluId(nodeId);

                                 results.add(jointNode);

                         }

                 }

         // Now any leftover joint ids are no longer needed, so delete

         // joint relations

         for (String id : currentJointIds.keySet()) {

             // Create a new relation with the id of the relation we want to

             // delete

             CluCluRelationInfo relationToDelete = new CluCluRelationInfo();

             relationToDelete.setId(id);

             BaseDTOAssemblyNode<CourseJointInfo, CluCluRelationInfo> relationToDeleteNode = new BaseDTOAssemblyNode<CourseJointInfo, CluCluRelationInfo>(

                     courseJointAssembler);

             relationToDeleteNode.setNodeData(relationToDelete);

             relationToDeleteNode.setOperation(NodeOperation.DELETE);

             results.add(relationToDeleteNode);

         }

                 return results;

         }

         public void setLuService(LuService luService) {

                 this.luService = luService;

         }

         public void setFormatAssembler(FormatAssembler formatAssembler) {

                 this.formatAssembler = formatAssembler;

         }

         public void setCourseJointAssembler(

                         CourseJointAssembler courseJointAssembler) {

                 this.courseJointAssembler = courseJointAssembler;

         }

         public void setLoAssembler(LoAssembler loAssembler) {

                 this.loAssembler = loAssembler;

         }

         public void setLoService(LearningObjectiveService loService) {

                 this.loService = loService;

         }

     public void setCluAssemblerUtils(CluAssemblerUtils cluAssemblerUtils) {

         this.cluAssemblerUtils = cluAssemblerUtils;

     }

         public void setLrcService(LrcService lrcService) {

                 this.lrcService = lrcService;

         }

 }