no message

dmp-backend/src/main/java/eu/eudat/controllers/DatasetWizardController.java

@@ -21,7 +21,6 @@ import javax.transaction.Transactional;
 import java.util.List;
 
 
-
 @RestController
 @CrossOrigin
 @RequestMapping(value = {"/datasetwizard"})
@@ -33,7 +32,8 @@ public class DatasetWizardController extends BaseController {
     }
 
     @RequestMapping(method = RequestMethod.POST, value = {"/userDmps"}, produces = "application/json")
-    public @ResponseBody ResponseEntity<ResponseItem<List<DataManagentPlanListingModel>>> getUserDmps(@RequestBody DatasetWizardAutocompleteRequest datasetWizardAutocompleteRequest, Principal principal) {
+    public @ResponseBody
+    ResponseEntity<ResponseItem<List<DataManagentPlanListingModel>>> getUserDmps(@RequestBody DatasetWizardAutocompleteRequest datasetWizardAutocompleteRequest, Principal principal) {
         try {
             List<DataManagentPlanListingModel> dataManagementPlans = DatasetWizardManager.getUserDmps(this.getApiContext().getDatabaseRepository().getDmpDao(), datasetWizardAutocompleteRequest, principal);
             return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<List<DataManagentPlanListingModel>>().status(ApiMessageCode.NO_MESSAGE).payload(dataManagementPlans));
@@ -45,7 +45,8 @@ public class DatasetWizardController extends BaseController {
     }
 
     @RequestMapping(method = RequestMethod.POST, value = {"/getAvailableProfiles"}, produces = "application/json")
-    public @ResponseBody ResponseEntity<ResponseItem<List<AssociatedProfile>>> getAvailableProfiles(@RequestBody DatasetProfileWizardAutocompleteRequest datasetProfileWizardAutocompleteRequest, Principal principal) {
+    public @ResponseBody
+    ResponseEntity<ResponseItem<List<AssociatedProfile>>> getAvailableProfiles(@RequestBody DatasetProfileWizardAutocompleteRequest datasetProfileWizardAutocompleteRequest, Principal principal) {
         try {
             List<AssociatedProfile> dataManagementPlans = DatasetWizardManager.getAvailableProfiles(this.getApiContext().getDatabaseRepository().getDmpDao(), datasetProfileWizardAutocompleteRequest);
             return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<List<AssociatedProfile>>().status(ApiMessageCode.NO_MESSAGE).payload(dataManagementPlans));
@@ -57,7 +58,8 @@ public class DatasetWizardController extends BaseController {
     }
 
     @RequestMapping(method = RequestMethod.GET, value = {"/getSingle/{id}"}, produces = "application/json")
-    public @ResponseBody ResponseEntity<ResponseItem<DatasetWizardModel>> getPaged(@PathVariable String id, Principal principal) {
+    public @ResponseBody
+    ResponseEntity<ResponseItem<DatasetWizardModel>> getSingle(@PathVariable String id, Principal principal) {
         try {
             DatasetWizardModel dataset = new DatasetManager().getSingle(this.getApiContext().getDatabaseRepository().getDatasetDao(), id);
             return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<DatasetWizardModel>().status(ApiMessageCode.NO_MESSAGE).payload(dataset));
@@ -69,9 +71,10 @@ public class DatasetWizardController extends BaseController {
 
     @Transactional
     @RequestMapping(method = RequestMethod.POST, value = {"/createOrUpdate"}, consumes = "application/json", produces = "application/json")
-    public @ResponseBody ResponseEntity<ResponseItem<Dataset>> createOrUpdate(@RequestBody DatasetWizardModel profile, Principal principal) {
+    public @ResponseBody
+    ResponseEntity<ResponseItem<Dataset>> createOrUpdate(@RequestBody DatasetWizardModel profile, Principal principal) {
         try {
-            eu.eudat.entities.Dataset dataset = DatasetManager.createOrUpdate(this.getApiContext(), profile);
+            eu.eudat.entities.Dataset dataset = DatasetManager.createOrUpdate(this.getApiContext(), profile, principal);
             return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<eu.eudat.entities.Dataset>().status(ApiMessageCode.SUCCESS_MESSAGE).message("Created").payload(null));
         } catch (Exception ex) {
             ex.printStackTrace();

dmp-backend/src/main/java/eu/eudat/dao/entities/DatasetDaoImpl.java

@@ -1,5 +1,6 @@
 package eu.eudat.dao.entities;
 
+import java.util.Arrays;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 
@@ -10,6 +11,8 @@ import eu.eudat.entities.Dataset;
 import eu.eudat.entities.UserInfo;
 import eu.eudat.models.criteria.DatasetCriteria;
 import eu.eudat.queryable.QueryableList;
+import eu.eudat.queryable.types.FieldSelectionType;
+import eu.eudat.queryable.types.SelectionField;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
@@ -32,6 +35,8 @@ public class DatasetDaoImpl extends DatabaseAccess<Dataset> implements DatasetDa
             query.where((builder, root) -> builder.lessThan(root.get("created"), criteria.getPeriodEnd()));
         if (criteria.getPeriodStart() != null)
             query.where((builder, root) -> builder.greaterThan(root.get("created"), criteria.getPeriodStart()));
+        if (!criteria.getAllVersions())
+            query.where((builder, root) -> builder.equal(root.get("dmp").get("version"), query.<String>subQueryMax((builder1, externalRoot, nestedRoot) -> builder1.equal(externalRoot.get("dmp").get("groupId"), nestedRoot.get("dmp").get("groupId")), Arrays.asList(new SelectionField(FieldSelectionType.COMPOSITE_FIELD, "dmp:version")), String.class)));
         if (criteria.getDmpIds() != null && !criteria.getDmpIds().isEmpty())
             query.where((builder, root) -> root.get("dmp").get("id").in(criteria.getDmpIds()));
         return query;

dmp-backend/src/main/java/eu/eudat/dao/entities/UserDmpDao.java

@@ -0,0 +1,13 @@
+package eu.eudat.dao.entities;
+
+import eu.eudat.dao.DatabaseAccessLayer;
+import eu.eudat.entities.Service;
+import eu.eudat.entities.UserDMP;
+
+import java.util.UUID;
+
+/**
+ * Created by ikalyvas on 2/8/2018.
+ */
+public interface UserDmpDao extends DatabaseAccessLayer<UserDMP, UUID> {
+}

dmp-backend/src/main/java/eu/eudat/dao/entities/UserDmpDaoImpl.java

@@ -0,0 +1,44 @@
+package eu.eudat.dao.entities;
+
+import eu.eudat.dao.DatabaseAccess;
+import eu.eudat.dao.DatabaseAccessLayer;
+import eu.eudat.dao.databaselayer.service.DatabaseService;
+import eu.eudat.entities.Service;
+import eu.eudat.entities.UserDMP;
+import eu.eudat.queryable.QueryableList;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.UUID;
+
+/**
+ * Created by ikalyvas on 2/8/2018.
+ */
+@Component("userDmpDao")
+public class UserDmpDaoImpl extends DatabaseAccess<UserDMP> implements UserDmpDao {
+
+    @Autowired
+    public UserDmpDaoImpl(DatabaseService<UserDMP> databaseService) {
+        this.setDatabaseService(databaseService);
+    }
+
+    @Override
+    public UserDMP createOrUpdate(UserDMP item) {
+        return this.getDatabaseService().createOrUpdate(item, UserDMP.class);
+    }
+
+    @Override
+    public UserDMP find(UUID id) {
+        return this.getDatabaseService().getQueryable(UserDMP.class).where((builder, root) -> builder.equal(root.get("id"), id)).getSingleOrDefault();
+    }
+
+    @Override
+    public void delete(UserDMP item) {
+        this.getDatabaseService().delete(item);
+    }
+
+    @Override
+    public QueryableList<UserDMP> asQueryable() {
+        return this.getDatabaseService().getQueryable(UserDMP.class);
+    }
+}

dmp-backend/src/main/java/eu/eudat/entities/DMP.java

@@ -279,7 +279,7 @@ public class DMP implements Serializable, DataEntity<DMP> {
 
     @Override
     public void update(DMP entity) {
-        this.setAssociatedDmps(entity.associatedDmps);
+        this.associatedDmps = entity.associatedDmps ;
         this.label = entity.getLabel();
         this.status = entity.getStatus();
         this.created = entity.created;

dmp-backend/src/main/java/eu/eudat/entities/Dataset.java

@@ -19,6 +19,10 @@ import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 @NamedEntityGraphs({
         @NamedEntityGraph(
                 name = "datasetListingModel",
+                attributeNodes = {@NamedAttributeNode("services"), @NamedAttributeNode("dataRepositories"), @NamedAttributeNode("externalDatasets"), @NamedAttributeNode("registries"),
+                        @NamedAttributeNode("dmp"), @NamedAttributeNode("profile"), @NamedAttributeNode("creator")}),
+        @NamedEntityGraph(
+                name = "datasetWizardModel",
                 attributeNodes = {@NamedAttributeNode("services"), @NamedAttributeNode("dataRepositories"), @NamedAttributeNode("externalDatasets"), @NamedAttributeNode("registries"),
                         @NamedAttributeNode("dmp"), @NamedAttributeNode("profile"), @NamedAttributeNode("creator")})
 })

dmp-backend/src/main/java/eu/eudat/entities/UserDMP.java

@@ -3,12 +3,9 @@ package eu.eudat.entities;
 import java.io.Serializable;
 import java.util.UUID;
 
-import javax.persistence.Column;
+import javax.persistence.*;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
-import javax.persistence.Table;
 
+import eu.eudat.types.ApiMessageCode;
 import org.hibernate.annotations.GenericGenerator;
 import org.hibernate.annotations.Type;
 
@@ -16,8 +13,34 @@ import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 
 @Entity
-@Table(name="\"UserDMP\"")
+@Table(name = "\"UserDMP\"")
-public class UserDMP {
+public class UserDMP implements DataEntity<UserDMP> {
+
+    public enum UserDMPRoles {
+        OWNER(0) , USER(1);
+
+        private Integer value;
+
+        private UserDMPRoles(Integer value) {
+            this.value = value;
+        }
+
+        public Integer getValue() {
+            return value;
+        }
+
+        public static UserDMPRoles fromInteger(Integer value) {
+            switch (value) {
+                case 0:
+                    return OWNER;
+                case 1:
+                    return USER;
+                default:
+                    throw new RuntimeException("Unsupported User Dmp Role Message Code");
+            }
+        }
+    }
+
 
     @Id
     @GeneratedValue
@@ -25,13 +48,13 @@ public class UserDMP {
     @Column(name = "id", updatable = false, nullable = false, columnDefinition = "BINARY(16)")
     private UUID id;
 
-	@Type(type="org.hibernate.type.PostgresUUIDType") //DEPWARN dependency to Hibernate and PostgreSQL
+    @OneToOne(fetch = FetchType.LAZY)
-	@Column(name = "usr", nullable = false)
+    @JoinColumn(name="usr")
-	private UUID usr;
+    private UserInfo user;
 
-	@Type(type="org.hibernate.type.PostgresUUIDType") //DEPWARN dependency to Hibernate and PostgreSQL
+    @OneToOne(fetch = FetchType.LAZY)
-	@Column(name = "dmp", nullable = false)
+    @JoinColumn(name="dmp")
-	private UUID dmp;
+    private DMP dmp;
 
     @Column(name = "role")
     private Integer role;
@@ -44,20 +67,19 @@ public class UserDMP {
         this.id = id;
     }
 
-
+    public UserInfo getUser() {
-	public UUID getUsr() {
+        return user;
-		return usr;
     }
 
-	public void setUsr(UUID usr) {
+    public void setUser(UserInfo user) {
-		this.usr = usr;
+        this.user = user;
     }
 
-	public UUID getDmp() {
+    public DMP getDmp() {
         return dmp;
     }
 
-	public void setDmp(UUID dmp) {
+    public void setDmp(DMP dmp) {
         this.dmp = dmp;
     }
 
@@ -69,5 +91,13 @@ public class UserDMP {
         this.role = role;
     }
 
+    @Override
+    public void update(UserDMP entity) {
+        this.role = entity.getRole();
+    }
 
+    @Override
+    public Object[] getKeys() {
+        return new UUID[]{this.id == null ? null : this.id};
+    }
 }

dmp-backend/src/main/java/eu/eudat/entities/responses/IDLabelPair.java

@@ -1,43 +0,0 @@
-package eu.eudat.entities.responses;
-
-import java.io.Serializable;
-
-import javax.persistence.Column;
-
-public class IDLabelPair implements Serializable  {
-
-	private static final long serialVersionUID = 4539082928100004914L;
-
-	@Column(name = "\"ID\"")
-	private String id;
-
-	@Column(name = "\"Label\"")
-	private String label;
-	
-	
-	public IDLabelPair(String id, String label) {
-		super();
-		this.id = id;
-		this.label = label;
-	}
-	
-	
-	public String getLabel() {
-		return label;
-	}
-	public void setLabel(String label) {
-		this.label = label;
-	}
-	public String getId() {
-		return id;
-	}
-	public void setId(String id) {
-		this.id = id;
-	}
-	
-	
-	
-	
-	
-	
-}

dmp-backend/src/main/java/eu/eudat/managers/DataManagementPlanManager.java

@@ -70,8 +70,16 @@ public class DataManagementPlanManager {
         UserInfo user = apiContext.getDatabaseRepository().getUserInfoDao().find(principal.getId());
         createProjectIfItDoesntExist(newDmp, apiContext.getDatabaseRepository().getProjectDao(), user);
         newDmp.setCreator(user);
-        apiContext.getDatabaseRepository().getDmpDao().createOrUpdate(newDmp);
+        newDmp = apiContext.getDatabaseRepository().getDmpDao().createOrUpdate(newDmp);
+        if (dataManagementPlan.getAssociatedUsers().stream().filter(item -> item.getId() == principal.getId()).collect(Collectors.toList()).size() == 0) assignUser(newDmp,user,apiContext);
+    }
 
+    public static void assignUser(DMP dmp , UserInfo userInfo, ApiContext apiContext){
+        UserDMP userDMP = new UserDMP();
+        userDMP.setDmp(dmp);
+        userDMP.setUser(userInfo);
+        userDMP.setRole(UserDMP.UserDMPRoles.OWNER.getValue());
+        apiContext.getDatabaseRepository().getUserDmpDao().createOrUpdate(userDMP);
     }
 
     public static void newVersion(ApiContext apiContext, UUID uuid, DataManagementPlanNewVersionModel dataManagementPlan, Principal principal) throws Exception {
@@ -90,7 +98,8 @@ public class DataManagementPlanManager {
         copyDatasets(newDmp, apiContext.getDatabaseRepository().getDatasetDao());
     }
 
-    public static void clone(ApiContext apiContext, UUID uuid, DataManagementPlanNewVersionModel dataManagementPlan, Principal principal) throws Exception {DMP newDmp = dataManagementPlan.toDataModel();
+    public static void clone(ApiContext apiContext, UUID uuid, DataManagementPlanNewVersionModel dataManagementPlan, Principal principal) throws Exception {
+        DMP newDmp = dataManagementPlan.toDataModel();
         createOrganisationsIfTheyDontExist(newDmp, apiContext.getDatabaseRepository().getOrganisationDao());
         createResearchersIfTheyDontExist(newDmp, apiContext.getDatabaseRepository().getResearcherDao());
         UserInfo user = new UserInfo();
@@ -159,6 +168,7 @@ public class DataManagementPlanManager {
                 Dataset newDataset = new Dataset();
                 newDataset.update(entityDataset);
                 newDataset.setDmp(newDmp);
+                newDataset.setStatus(Dataset.Status.SAVED.getValue());
                 if (newDataset.getDataRepositories() != null) {
                     newDataset.setDataRepositories(newDataset.getDataRepositories().stream().map(item -> {
                         DataRepository dataRepository = new DataRepository();

dmp-backend/src/main/java/eu/eudat/managers/DatasetManager.java

@@ -37,7 +37,7 @@ public class DatasetManager {
         QueryableList<eu.eudat.entities.Dataset> pagedItems = PaginationManager.applyPaging(authItems, datasetTableRequest);
         DataTableData<DatasetListingModel> dataTable = new DataTableData<DatasetListingModel>();
 
-        CompletableFuture<List<Dataset>> itemsFuture = pagedItems.withHint(HintedModelFactory.getHint(DatasetListingModel.class)).toListAsync().whenComplete((resultList,throwable)->{
+        CompletableFuture<List<Dataset>> itemsFuture = pagedItems.withHint(HintedModelFactory.getHint(DatasetListingModel.class)).toListAsync().whenComplete((resultList, throwable) -> {
             List<DatasetListingModel> datasets = new DomainModelConverter<eu.eudat.entities.Dataset, DatasetListingModel>().fromDataModel(resultList, DatasetListingModel.class);
             dataTable.setData(datasets);
         });
@@ -46,13 +46,13 @@ public class DatasetManager {
             dataTable.setTotalCount(count);
         });
 
-        CompletableFuture.allOf(itemsFuture,countFuture).join();
+        CompletableFuture.allOf(itemsFuture, countFuture).join();
         return dataTable;
     }
 
     public DatasetWizardModel getSingle(DatasetDao datatasetRepository, String id) throws InstantiationException, IllegalAccessException {
         DatasetWizardModel dataset = new DatasetWizardModel();
-        eu.eudat.entities.Dataset datasetEntity = datatasetRepository.find(UUID.fromString(id));
+        eu.eudat.entities.Dataset datasetEntity = datatasetRepository.find(UUID.fromString(id), HintedModelFactory.getHint(DatasetWizardModel.class));
         eu.eudat.models.user.composite.DatasetProfile datasetprofile = UserManager.generateDatasetProfileModel(datasetEntity.getProfile());
         datasetprofile.setStatus(dataset.getStatus());
         if (datasetEntity.getProperties() != null) {
@@ -67,9 +67,12 @@ public class DatasetManager {
         return dataset;
     }
 
-    public static eu.eudat.entities.Dataset createOrUpdate(ApiContext apiContext, DatasetWizardModel profile) throws Exception {
+    public static eu.eudat.entities.Dataset createOrUpdate(ApiContext apiContext, DatasetWizardModel profile, Principal principal) throws Exception {
         eu.eudat.entities.Dataset dataset = profile.toDataModel();
-        propertiesModelToString(profile,dataset);
+        propertiesModelToString(profile, dataset);
+        UserInfo userInfo = new UserInfo();
+        userInfo.setId(principal.getId());
+        dataset.setCreator(userInfo);
         createRegistriesIfTheyDontExist(apiContext.getDatabaseRepository().getRegistryDao(), dataset);
         createDataRepositoriesIfTheyDontExist(apiContext.getDatabaseRepository().getDataRepositoryDao(), dataset);
         createServicesIfTheyDontExist(apiContext.getDatabaseRepository().getServiceDao(), dataset);
@@ -77,8 +80,8 @@ public class DatasetManager {
         return apiContext.getDatabaseRepository().getDatasetDao().createOrUpdate(dataset);
     }
 
-    private static void propertiesModelToString(DatasetWizardModel datasetWizardModel,eu.eudat.entities.Dataset dataset){
+    private static void propertiesModelToString(DatasetWizardModel datasetWizardModel, eu.eudat.entities.Dataset dataset) {
-        Map<String,Object> values = new HashMap();
+        Map<String, Object> values = new HashMap();
         PagedDatasetProfile properties = datasetWizardModel.getDatasetProfileDefinition();
         properties.toMap(values);
         JSONObject jobject = new JSONObject(values);

dmp-backend/src/main/java/eu/eudat/models/criteria/DatasetCriteria.java

@@ -12,6 +12,15 @@ public class DatasetCriteria extends Criteria<Dataset>{
     private Date periodStart;
     private Date periodEnd;
     private List<UUID> dmpIds;
+    private boolean allVersions;
+
+    public boolean getAllVersions() {
+        return allVersions;
+    }
+
+    public void setAllVersions(boolean allVersions) {
+        this.allVersions = allVersions;
+    }
 
     public Integer getStatus() {
         return status;

dmp-backend/src/main/java/eu/eudat/models/datasetwizard/DatasetWizardModel.java

@@ -212,6 +212,6 @@ public class DatasetWizardModel implements DataModel<Dataset> {
 
     @Override
     public String getHint() {
-        return null;
+        return "datasetWizardModel";
     }
 }

dmp-backend/src/main/java/eu/eudat/models/dmp/DataManagementPlan.java

@@ -145,6 +145,7 @@ public class DataManagementPlan implements DataModel<DMP> {
         this.project = new Project();
         this.project.fromDataModel(entity.getProject());
         this.creator = new eu.eudat.models.userinfo.UserInfo();
+        this.groupId = entity.getGroupId();
         if (entity.getCreator() != null) this.creator.fromDataModel(entity.getCreator());
 
         if (entity.getAssociatedDmps() != null && !entity.getAssociatedDmps().isEmpty()) {
@@ -163,7 +164,7 @@ public class DataManagementPlan implements DataModel<DMP> {
         }
         this.created = entity.getCreated();
         this.description = entity.getDescription();
-        this.associatedUsers = new DomainModelConverter<eu.eudat.entities.UserInfo,UserInfo>().fromDataModel(entity.getUsers().stream().collect(Collectors.toList()),UserInfo.class);
+        this.associatedUsers = new DomainModelConverter<eu.eudat.entities.UserInfo, UserInfo>().fromDataModel(entity.getUsers().stream().collect(Collectors.toList()), UserInfo.class);
     }
 
     @Override
@@ -189,7 +190,9 @@ public class DataManagementPlan implements DataModel<DMP> {
             associatedProfileDoc.appendChild(associatedProfilesElement);
             dataManagementPlanEntity.setAssociatedDmps(XmlBuilder.generateXml(associatedProfileDoc));
         }
+        dataManagementPlanEntity.setGroupId(this.groupId != null ? this.groupId : UUID.randomUUID());
         dataManagementPlanEntity.setCreated(this.created != null ? this.created : new Date());
+        dataManagementPlanEntity.setUsers(new HashSet<>(new DomainModelConverter<eu.eudat.entities.UserInfo,UserInfo>().toDataModel(this.associatedUsers)));
         return dataManagementPlanEntity;
     }
 

dmp-backend/src/main/java/eu/eudat/models/helpers/common/DataTableData.java

@@ -9,12 +9,15 @@ public class DataTableData<T> {
     public Long getTotalCount() {
         return totalCount;
     }
+
     public void setTotalCount(Long totalCount) {
         this.totalCount = totalCount;
     }
+
     public List<T> getData() {
         return data;
     }
+
     public void setData(List<T> data) {
         this.data = data;
     }

dmp-backend/src/main/java/eu/eudat/queryable/hibernatequeryablelist/QueryableHibernateList.java

@@ -8,6 +8,7 @@ import eu.eudat.queryable.predicates.NestedQuerySinglePredicate;
 import eu.eudat.queryable.predicates.OrderByPredicate;
 import eu.eudat.queryable.predicates.SelectPredicate;
 import eu.eudat.queryable.predicates.SinglePredicate;
+import eu.eudat.queryable.types.FieldSelectionType;
 import eu.eudat.queryable.types.SelectionField;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.transaction.annotation.Transactional;
@@ -284,20 +285,28 @@ public class QueryableHibernateList<T extends DataEntity<T>> implements Queryabl
     }
 
     @Override
-    public <U extends Comparable> Subquery<U> subQueryMax(SinglePredicate<T> predicate, List<SelectionField> fields,Class<U> uClass) {
+    public <U extends Comparable> Subquery<U> subQueryMax(SinglePredicate<T> predicate, List<SelectionField> fields, Class<U> uClass) {
         Subquery<U> subquery = this.manager.getCriteriaBuilder().createQuery().subquery(uClass);
         this.nestedQueryRoot = subquery.from(this.tClass);
         subquery.where(predicate.applyPredicate(this.manager.getCriteriaBuilder(), this.nestedQueryRoot));
+        if (fields.get(0).getType() == FieldSelectionType.FIELD)
             subquery.select(this.manager.getCriteriaBuilder().greatest(this.nestedQueryRoot.<U>get(fields.get(0).getField())));
+        else if (fields.get(0).getType() == FieldSelectionType.COMPOSITE_FIELD) {
+            subquery.select(this.manager.getCriteriaBuilder().greatest(this.nestedQueryRoot.get(fields.get(0).getField().split(":")[0]).<U>get(fields.get(0).getField().split(":")[1])));
+        }
         return subquery;
     }
 
     @Override
-    public <U extends Comparable> Subquery<U> subQueryMax(NestedQuerySinglePredicate<T> predicate, List<SelectionField> fields,Class<U> uClass) {
+    public <U extends Comparable> Subquery<U> subQueryMax(NestedQuerySinglePredicate<T> predicate, List<SelectionField> fields, Class<U> uClass) {
         Subquery<U> subquery = this.manager.getCriteriaBuilder().createQuery().subquery(uClass);
         this.nestedQueryRoot = subquery.from(this.tClass);
         subquery.where(predicate.applyPredicate(this.manager.getCriteriaBuilder(), this.root, this.nestedQueryRoot));
+        if (fields.get(0).getType() == FieldSelectionType.FIELD)
             subquery.select(this.manager.getCriteriaBuilder().greatest(this.nestedQueryRoot.<U>get(fields.get(0).getField())));
+        else if (fields.get(0).getType() == FieldSelectionType.COMPOSITE_FIELD) {
+            subquery.select(this.manager.getCriteriaBuilder().greatest(this.nestedQueryRoot.get(fields.get(0).getField().split(":")[0]).<U>get(fields.get(0).getField().split(":")[1])));
+        }
         return subquery;
     }
 }

dmp-backend/src/main/java/eu/eudat/queryable/types/FieldSelectionType.java

@@ -4,5 +4,5 @@ package eu.eudat.queryable.types;
  * Created by ikalyvas on 2/7/2018.
  */
 public enum FieldSelectionType {
-    FIELD, COUNT, MAX
+    FIELD,COMPOSITE_FIELD, COUNT, MAX
 }

dmp-backend/src/main/java/eu/eudat/services/DatabaseRepository.java

@@ -21,4 +21,5 @@ public interface DatabaseRepository {
     CredentialDao getCredentialDao();
     UserTokenDao getUserTokenDao();
     ExternalDatasetDao getExternalDatasetDao();
+    UserDmpDao getUserDmpDao();
 }

dmp-backend/src/main/java/eu/eudat/services/DatabaseRepositoryImpl.java

@@ -10,7 +10,7 @@ import javax.persistence.EntityManager;
 
 
 @Service("databaseRepository")
-public class DatabaseRepositoryImpl implements DatabaseRepository{
+public class DatabaseRepositoryImpl implements DatabaseRepository {
 
     private DataRepositoryDao dataRepositoryDao;
     private DatasetDao datasetDao;
@@ -27,6 +27,7 @@ public class DatabaseRepositoryImpl implements DatabaseRepository{
     private UserTokenDao userTokenDao;
     private ExternalDatasetDao externalDatasetDao;
     private UserRoleDao userRoleDao;
+    private UserDmpDao userDmpDao;
 
     private EntityManager entityManager;
 
@@ -184,4 +185,14 @@ public class DatabaseRepositoryImpl implements DatabaseRepository{
     public void setEntityManager(EntityManager entityManager) {
         this.entityManager = entityManager;
     }
+
+    @Override
+    public UserDmpDao getUserDmpDao() {
+        return userDmpDao;
+    }
+
+    @Autowired
+    public void setUserDmpDao(UserDmpDao userDmpDao) {
+        this.userDmpDao = userDmpDao;
+    }
 }

dmp-frontend/src/app/datasets/listing/dataset-listing.component.ts

@@ -70,7 +70,7 @@ export class DatasetListingComponent implements OnInit {
   }
 
   refresh() {
-    this.dataSource = new DatasetDataSource(this.datasetService, this._paginator, this.sort, this.languageService, this.snackBar, this.criteria);
+    this.dataSource = new DatasetDataSource(this.datasetService, this._paginator, this.sort, this.languageService, this.snackBar, this.criteria, this.dmpId);
   }
 
   rowClick(rowId: String) {
@@ -96,14 +96,14 @@ export class DatasetDataSource extends DataSource<DatasetListingModel> {
 
   totalCount = 0;
   isLoadingResults = false;
-
   constructor(
     private _service: DatasetService,
     private _paginator: MatPaginator,
     private _sort: MatSort,
     private _languageService: TranslateService,
     private _snackBar: MatSnackBar,
-    private _criteria: DatasetCriteriaComponent
+    private _criteria: DatasetCriteriaComponent,
+    private dmpId: String
   ) {
     super();
 
@@ -127,6 +127,7 @@ export class DatasetDataSource extends DataSource<DatasetListingModel> {
         if (this._sort.active) fields = this._sort.direction === "asc" ? ["+" + this._sort.active] : ["-" + this._sort.active];
         const request = new DataTableRequest<DatasetCriteria>(startIndex, this._paginator.pageSize, { fields: fields });
         request.criteria = this._criteria.criteria;
+        if (this.dmpId) request.criteria.allVersions = true;
         return this._service.getPaged(request);
       })
       /*.catch((error: any) => {

dmp-frontend/src/app/models/criteria/dataset/DatasetCriteria.ts

@@ -3,4 +3,5 @@ import { BaseCriteria } from "../BaseCriteria";
 export class DatasetCriteria extends BaseCriteria {
 	public status: Number;
 	public dmpIds: String[] = [];
+	public allVersions: boolean;
 }