Changed the default spring serializer... It seems to have a bug

regarding List<Object>, plus an incompatibility with a Json annotation

dmp-backend/.settings/org.eclipse.wst.common.component

@@ -4,7 +4,6 @@
         <wb-resource deploy-path="/" source-path="/src/main/webapp" tag="defaultRootSource"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/resources"/>
-        <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/test/resources"/>
         <property name="context-root" value="dmp-backend"/>
         <property name="java-output-path" value="/dmp-backend/target/classes"/>
     </wb-module>

dmp-backend/pom.xml

@@ -167,6 +167,7 @@
 			<scope>provided</scope>
 		</dependency>
 		
+		<!-- FOR TESTING -->
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
@@ -174,6 +175,14 @@
 			<scope>test</scope>
 		</dependency>
 		
+		<dependency>
+		    <groupId>com.google.code.gson</groupId>
+		    <artifactId>gson</artifactId>
+		    <version>2.8.2</version>
+		    <scope>test</scope>
+		</dependency>
+		
+
 		<!-- PostGreSql base libs dependencies -->
 		<dependency>
 		    <groupId>org.postgresql</groupId>

dmp-backend/src/main/java/configs/WebConfiguration.java

@@ -0,0 +1,37 @@
+package configs;
+
+import java.util.List;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
+import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.module.SimpleModule;
+import com.fasterxml.jackson.datatype.hibernate5.Hibernate5Module;
+import com.fasterxml.jackson.datatype.hibernate5.Hibernate5Module.Feature;
+
+@Configuration
+@EnableWebMvc
+public class WebConfiguration extends WebMvcConfigurerAdapter {
+
+    @Override
+    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
+    	
+    	Hibernate5Module module = new Hibernate5Module();
+		module.enable(Feature.SERIALIZE_IDENTIFIER_FOR_LAZY_NOT_LOADED_OBJECTS);
+		ObjectMapper objectMapper = new ObjectMapper()
+//				.setSerializationInclusion(Include.NON_NULL)
+//				.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
+				.registerModule(new Hibernate5Module())
+				;
+		
+		converters.add(new MappingJackson2HttpMessageConverter(objectMapper));
+        
+		System.out.println("Using custom json serializer loaded with module Hibernate5Module");
+		
+    }
+}

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

@@ -35,9 +35,7 @@ import com.fasterxml.jackson.databind.SerializationFeature;
 
 @Entity
 @Table(name="\"DMP\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DMP implements Serializable {
 	
 
@@ -64,7 +62,7 @@ public class DMP implements Serializable {
 	private Set<Dataset> dataset;
 	
 	
-	@ManyToOne()
+	@ManyToOne(fetch = FetchType.EAGER)
     @JoinColumn(name = "\"Project\"")
 	private Project project;
 	
@@ -73,7 +71,7 @@ public class DMP implements Serializable {
 	@Column(name = "\"ProfileData\"", columnDefinition = "xml", nullable = true)
 	private String profileData;
 
-	@OneToOne(fetch = FetchType.LAZY)
+	@ManyToOne(fetch = FetchType.EAGER)
     @JoinColumn(name = "\"Profile\"")
 	private DMPProfile profile;
 	

dmp-backend/src/main/java/entities/DMPOrganisation.java

@@ -22,9 +22,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DMPOrganisation\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DMPOrganisation implements Serializable {
 	
 

dmp-backend/src/main/java/entities/DMPProfile.java

@@ -2,14 +2,15 @@ package entities;
 
 
 import java.io.Serializable;
+import java.util.Set;
 import java.util.UUID;
 
-import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.GeneratedValue;
 import javax.persistence.Id;
+import javax.persistence.OneToMany;
 import javax.persistence.OneToOne;
 import javax.persistence.Table;
 
@@ -25,9 +26,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DMPProfile\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DMPProfile implements Serializable {
 	
 	private static final long serialVersionUID = 3213099144442689808L;
@@ -42,8 +41,8 @@ public class DMPProfile implements Serializable {
 	private UUID id;
 	
 	
-	@OneToOne(fetch = FetchType.LAZY, mappedBy = "profile")
+	@OneToMany(fetch = FetchType.LAZY, mappedBy = "profile")
-	private DMP dmp;
+	private Set<DMP> dmps;
 	
 	
     @Column(name = "\"Label\"")
@@ -77,15 +76,13 @@ public class DMPProfile implements Serializable {
 		this.definition = definition;
 	}
 
-	public DMP getDmp() {
+	public Set<DMP> getDmps() {
-		return dmp;
+		return dmps;
 	}
 
-	public void setDmp(DMP dmp) {
+	public void setDmps(Set<DMP> dmps) {
-		this.dmp = dmp;
+		this.dmps = dmps;
 	}
 
 	
-	
-	
 }

dmp-backend/src/main/java/entities/DMPResearcher.java

@@ -22,9 +22,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DMPResearcher\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DMPResearcher implements Serializable {
 	
 	private static final long serialVersionUID = 135449857355252959L;

dmp-backend/src/main/java/entities/DataRepository.java

@@ -26,9 +26,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DataRepository\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DataRepository implements Serializable {
 	
 	

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

@@ -30,14 +30,12 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity(name = "Dataset")
 @Table(name="\"Dataset\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class Dataset implements Serializable {
 	
 	private static final long serialVersionUID = 3575723814399553259L;
 
-	public Dataset () {}
+	//public Dataset () {}
 	
 	
 	@Id
@@ -50,7 +48,7 @@ public class Dataset implements Serializable {
 	private String label;
 	
 	
-	@ManyToOne(fetch = FetchType.LAZY)
+	@ManyToOne(fetch = FetchType.EAGER)
 //	@Cascade(value=org.hibernate.annotations.CascadeType.ALL)
     @JoinColumn(name = "\"DMP\"", nullable = true)
 	private DMP dmp;
@@ -64,7 +62,7 @@ public class Dataset implements Serializable {
 	private String properties;
 	
 	
-	@ManyToOne(fetch = FetchType.LAZY)
+	@ManyToOne(fetch = FetchType.EAGER)
 	//@Cascade(value=org.hibernate.annotations.CascadeType.ALL)
     @JoinColumn(name = "\"Profile\"", nullable = true)
 	private DatasetProfile profile;

dmp-backend/src/main/java/entities/DatasetDataRepository.java

@@ -22,9 +22,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DatasetDataRepository\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetDataRepository implements Serializable {
 	
 

dmp-backend/src/main/java/entities/DatasetProfile.java

@@ -24,9 +24,7 @@ import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 
 @Entity
 @Table(name="\"DatasetProfile\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetProfile implements Serializable {
 	
 	

dmp-backend/src/main/java/entities/DatasetProfileRuleset.java

@@ -27,9 +27,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DatasetProfileRuleset\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetProfileRuleset implements Serializable {
 	
 	private static final long serialVersionUID = 4249565129050898613L;
@@ -44,7 +42,7 @@ public class DatasetProfileRuleset implements Serializable {
 	private UUID id;
 	
 	
-	@OneToOne(fetch = FetchType.EAGER, mappedBy = "ruleset")
+	@OneToOne(fetch = FetchType.LAZY, mappedBy = "ruleset")
 	private DatasetProfile datasetProfile;
 	
 	

dmp-backend/src/main/java/entities/DatasetProfileViewstyle.java

@@ -26,9 +26,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DatasetProfileViewstyle\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetProfileViewstyle implements Serializable {
 
 	private static final long serialVersionUID = -3251295258160291468L;
@@ -43,7 +41,7 @@ public class DatasetProfileViewstyle implements Serializable {
 	private UUID id;
 	
 	
-	@OneToOne(fetch = FetchType.EAGER, mappedBy = "viewstyle")
+	@OneToOne(fetch = FetchType.LAZY, mappedBy = "viewstyle")
 	private DatasetProfile datasetProfile;
 	
 	@Column(name = "\"Label\"")

dmp-backend/src/main/java/entities/DatasetRegistry.java

@@ -22,9 +22,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DatasetRegistry\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetRegistry implements Serializable {
 
 	private static final long serialVersionUID = -5594183793725819187L;

dmp-backend/src/main/java/entities/DatasetService.java

@@ -22,9 +22,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"DatasetService\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class DatasetService implements Serializable {
 
 	private static final long serialVersionUID = 1469161193939096037L;

dmp-backend/src/main/java/entities/Organisation.java

@@ -28,9 +28,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"Organisation\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class Organisation implements Serializable {
 	
 

dmp-backend/src/main/java/entities/Project.java

@@ -32,8 +32,6 @@ import com.fasterxml.jackson.databind.SerializationFeature;
 
 @Entity
 @Table(name="\"Project\"")
-//@Proxy(lazy = false)
-//@JsonInclude(Include.NON_NULL)
 @JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
 public class Project implements Serializable {
 

dmp-backend/src/main/java/entities/Registry.java

@@ -28,9 +28,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"Registry\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class Registry implements Serializable {
 
 	private static final long serialVersionUID = -277572262583178090L;

dmp-backend/src/main/java/entities/Researcher.java

@@ -28,9 +28,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"Researcher\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class Researcher implements Serializable {
 
 

dmp-backend/src/main/java/entities/Service.java

@@ -30,14 +30,10 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"Service\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class Service implements Serializable {
 
-	private static final long serialVersionUID = 7243446610500174060L;
+	private static final long serialVersionUID = 163279108676904730L;
-
-	public Service () {}
 	
 
 	@Id
@@ -65,7 +61,7 @@ public class Service implements Serializable {
 	private String definition;
 
 	
-	@OneToMany(fetch = FetchType.EAGER, cascade=CascadeType.ALL)
+	@OneToMany(fetch = FetchType.LAZY)
     @JoinTable(name="\"DatasetService\"", 
 		    joinColumns={@JoinColumn(name="\"Service\"", referencedColumnName="\"ID\"")},
     		inverseJoinColumns={@JoinColumn(name="\"Dataset\"", referencedColumnName="\"ID\"")}

dmp-backend/src/main/java/entities/UserInfo.java

@@ -32,9 +32,7 @@ import entities.security.UserAuth;
 
 @Entity
 @Table(name="\"UserInfo\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class UserInfo implements Serializable{
 
 	private static final long serialVersionUID = 1225151430484658395L;

dmp-backend/src/main/java/entities/UserProject.java

@@ -20,9 +20,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"UserProject\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class UserProject implements Serializable{
 
 	private static final long serialVersionUID = -4467370784003784660L;

dmp-backend/src/main/java/entities/security/UserAuth.java

@@ -18,9 +18,7 @@ import com.fasterxml.jackson.annotation.JsonInclude.Include;
 
 @Entity
 @Table(name="\"UserAuth\"")
-//@Proxy(lazy = false)
+@JsonIdentityInfo(generator=ObjectIdGenerators.PropertyGenerator.class, property="id")
-//@JsonInclude(Include.NON_NULL)
-@JsonIdentityInfo(generator=ObjectIdGenerators.UUIDGenerator.class, property="id")
 public class UserAuth {
 
 	@Id

dmp-backend/src/main/java/helpers/SerializerProvider.java

@@ -2,17 +2,26 @@ package helpers;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.datatype.hibernate5.Hibernate5Module;
+import com.fasterxml.jackson.datatype.hibernate5.Hibernate5Module.Feature;
 
 
 public class SerializerProvider {
 
 	
-	private static ObjectMapper objectMapper = new ObjectMapper()
+	private static ObjectMapper objectMapper = null;
+	
+	
+	static {
+		
+		Hibernate5Module module = new Hibernate5Module();
+		module.enable(Feature.SERIALIZE_IDENTIFIER_FOR_LAZY_NOT_LOADED_OBJECTS);
+		objectMapper = new ObjectMapper()
 //				.setSerializationInclusion(Include.NON_NULL)
 //				.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
 				.registerModule(new Hibernate5Module())
 				;
 		
+	}
 	
 	public static ObjectMapper getJsonSerializer() {
 		return objectMapper;

dmp-backend/src/main/java/rest/entities/DMPs.java

@@ -134,6 +134,7 @@ public class DMPs  {
 			
 		}
 		catch(Exception ex) {
+			ex.printStackTrace();
 			return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR);
 		}
 	}
@@ -252,6 +253,20 @@ public class DMPs  {
 	*/
 	
 	
+	
+	@RequestMapping(method = RequestMethod.POST, value = { "/dmp/getdatasets" }, consumes = "application/json", produces="application/json")
+	public @ResponseBody ResponseEntity<Object> getDatasetsOfDMP(@RequestBody DMP dmp) {
+		Set<Dataset> datasets = dMPDao.read(dmp.getId()).getDataset();
+		try {
+			return ResponseEntity.status(HttpStatus.OK).body(objectMapper.writeValueAsString(datasets));
+		} catch (JsonProcessingException e) {
+			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("{\"msg\":\"Could not get datasets of DMP!\"");
+		}
+		
+	}
+	
+	
+	
 	@RequestMapping(method = RequestMethod.POST, value = { "/dmp/delete" }, consumes = "application/json", produces="text/plain")
 	public @ResponseBody ResponseEntity<Object> delete(@RequestBody DMP dmp) {
 		

dmp-backend/src/main/java/rest/entities/DatasetProfiles.java

@@ -72,9 +72,7 @@ public class DatasetProfiles  {
 	@Autowired private ResearcherDao researcherDao;
 	@Autowired private ServiceDao serviceDao;
 	
-	private ObjectMapper objectMapper = 
+	private ObjectMapper objectMapper = SerializerProvider.getJsonSerializer();
-			new ObjectMapper();
-			//SerializerProvider.getJsonSerializer();
 	
 	
 	//FETCH BY DATASET PROFILE
@@ -102,6 +100,31 @@ public class DatasetProfiles  {
 		}
 	}
 	
+	@RequestMapping(method = RequestMethod.GET, value = { "/datasetprofile/getAll" })
+	public @ResponseBody ResponseEntity<Object> getAllDatasetProfiles(){
+		
+		try {
+			List<DatasetProfile> allDatasetProfiles = datasetProfileDao.getAll();
+			
+			//sorry for that, spring-jersey serialisation has issues when performed on tables, so -> custom 
+			List<String> datasetProfilesStrL = allDatasetProfiles.stream().map((datasetProfileObj) -> {
+				try {
+					return objectMapper.writeValueAsString(datasetProfileObj);
+				} catch (JsonProcessingException e) {
+					e.printStackTrace();
+					return "";
+				}
+			}).collect(Collectors.toList());
+			
+			return new ResponseEntity<Object>("["+String.join(",", datasetProfilesStrL)+"]", HttpStatus.OK);
+		}
+		catch(Exception ex) {
+			ex.printStackTrace();
+			return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR);
+		}
+		
+	}
+	
 	
 	
 	@Transactional
@@ -113,14 +136,14 @@ public class DatasetProfiles  {
 		
 		if(datasetprofileruleset != null) {
 			if(datasetprofileruleset.getId()==null)
-				datasetprofileruleset = datasetProfileRulesetDao.create(datasetprofileruleset);
+				datasetProfileRulesetDao.create(datasetprofileruleset);
 			else
 				datasetProfileRulesetDao.update(datasetprofileruleset);
 			datasetProfile.setRuleset(datasetprofileruleset);
 		}
 		if(datasetprofileviewstyle != null) {
 			if(datasetprofileviewstyle.getId()==null)
-				datasetprofileviewstyle = datasetProfileViewstyleDao.create(datasetprofileviewstyle);
+				datasetProfileViewstyleDao.create(datasetprofileviewstyle);
 			else
 				datasetProfileViewstyleDao.update(datasetprofileviewstyle);
 			datasetProfile.setViewstyle(datasetprofileviewstyle);
@@ -129,7 +152,7 @@ public class DatasetProfiles  {
 		
 		try {
 			if(datasetProfile.getId()==null)
-				datasetProfile = datasetProfileDao.create(datasetProfile);
+				datasetProfileDao.create(datasetProfile);
 			else
 				datasetProfileDao.update(datasetProfile);
 			return ResponseEntity.status(HttpStatus.CREATED).body(objectMapper.writeValueAsString(datasetProfile));
@@ -177,80 +200,26 @@ public class DatasetProfiles  {
 	}
 	
 	
-//	//@Transactional
+	@Transactional
-//	@RequestMapping(method = RequestMethod.POST, value = { "/datasetprofile/set" }, consumes = "application/json", produces="application/json")
+	@RequestMapping(method = RequestMethod.POST, value = { "/datasetprofile/delete" }, consumes = "application/json", produces="application/json")
-//	public @ResponseBody ResponseEntity<Object> setDatasetProfile(@RequestBody DatasetProfile datasetProfile) {
+	public @ResponseBody ResponseEntity<Object> deleteDatasetProfile(@RequestBody DatasetProfile datasetProfile) {
-//		
-//		System.out.println("inside setDatasetProfile");
-//		try {
-//			System.out.println(objectMapper.writeValueAsString(datasetProfile));
-//		} catch (JsonProcessingException e) {
-//			e.printStackTrace();
-//		}
-//		
-//		if(datasetProfile.getRuleset()!=null && datasetProfile.getRuleset().getId()!=null){
-//			DatasetProfileRuleset dpr = datasetProfile.getRuleset();
-//			datasetProfileRulesetDao.update(dpr);
-//			DatasetProfileRuleset n = new DatasetProfileRuleset();
-//			n.setId(dpr.getId());
-//			datasetProfile.setRuleset(n);
-//		}
-//		
-//		if(datasetProfile.getViewstyle()!=null && datasetProfile.getViewstyle().getId()!=null){
-//			DatasetProfileViewstyle dpv = datasetProfile.getViewstyle();
-//			datasetProfileViewstyleDao.update(dpv);
-//			DatasetProfileViewstyle n = new DatasetProfileViewstyle();
-//			n.setId(dpv.getId());
-//			datasetProfile.setViewstyle(n);
-//		}
-//		
-//		datasetProfile.setDataset(null);
-//		
-//		DatasetProfile createdDatasetProfile = datasetProfileDao.update(datasetProfile);
-//		try {
-//			return ResponseEntity.status(HttpStatus.CREATED).body(objectMapper.writeValueAsString(createdDatasetProfile));
-//		} catch (JsonProcessingException e) {
-//			e.printStackTrace();
-//			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("{\"msg\":\"Could not set dataset profile!\"}");
-//		}
-//		
-//	}
 		
+		DatasetProfileRuleset datasetprofileruleset = datasetProfile.getRuleset();
+		DatasetProfileViewstyle datasetprofileviewstyle = datasetProfile.getViewstyle();
 		
+		try {
+			if(datasetprofileruleset != null)
+				datasetProfileRulesetDao.delete(datasetprofileruleset);
+			if(datasetprofileviewstyle != null)
+				datasetProfileViewstyleDao.delete(datasetprofileviewstyle);
+			datasetProfileDao.delete(datasetProfile);
+			return ResponseEntity.status(HttpStatus.OK).body(objectMapper.writeValueAsString(datasetProfile));
+		}
+		catch(Exception ex) {
+			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("{\"msg\":\"Could not delete dataset profile!\"}");
+		}
 		
-//	@RequestMapping(method = RequestMethod.POST, value = { "/createEmptyDatasetProfile" })
+	}
-//	public @ResponseBody ResponseEntity<Object> createEmptyDatasetProfile(@RequestParam("datasetID") String datasetID) {
-//		
-//		DatasetProfileRuleset dpr = new DatasetProfileRuleset();
-//		dpr.setLabel("");
-//		dpr.setDefinition("");
-//		dpr.setId(datasetProfileRulesetDao.create(dpr).getId());
-//		
-//		DatasetProfileViewstyle dpv = new DatasetProfileViewstyle();
-//		dpv.setLabel("");
-//		dpv.setDefinition("");
-//		dpv.setId(datasetProfileViewstyleDao.create(dpv).getId());
-//		
-//		DatasetProfile datasetProfile = new DatasetProfile();
-//		datasetProfile.setLabel("");
-//		datasetProfile.setDefinition("");
-//		datasetProfile.setRuleset(dpr);
-//		datasetProfile.setViewstyle(dpv);
-//		
-//		Dataset ds = new Dataset();
-//		ds.setId(UUID.fromString(datasetID));
-//		Set<Dataset> datasets = new HashSet<Dataset>();
-//		datasets.add(ds);
-//		datasetProfile.setDataset(datasets);
-//		
-//		try {
-//			datasetProfile = datasetProfileDao.create(datasetProfile);
-//			return ResponseEntity.status(HttpStatus.CREATED).body(objectMapper.writeValueAsString(datasetProfile));
-//		}
-//		catch(Exception e) {
-//			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("FAILED: reason: "+e.getMessage());
-//		}
-//	}
 	
 	
 	

dmp-backend/src/main/java/rest/entities/Datasets.java

@@ -74,7 +74,6 @@ public class Datasets  {
 	
 	private ObjectMapper objectMapper = SerializerProvider.getJsonSerializer();
 	
-	
 	// FETCH BY DATASET(S)
 	
 	
@@ -111,11 +110,13 @@ public class Datasets  {
 		try {
 			List<Dataset> allDatasets = datasetDao.getAll();
 			
+			
 			//sorry for that, spring-jersey serialisation has issues when performed on tables, so -> custom 
-			List<String> datasetsStrL = allDatasets.parallelStream().map((datasetObj) -> {
+			List<String> datasetsStrL = allDatasets.stream().map((datasetObj) -> {
 				try {
 					return objectMapper.writeValueAsString(datasetObj);
 				} catch (JsonProcessingException e) {
+					e.printStackTrace();
 					return "";
 				}
 			}).collect(Collectors.toList());
@@ -123,6 +124,7 @@ public class Datasets  {
 			return new ResponseEntity<Object>("["+String.join(",", datasetsStrL)+"]", HttpStatus.OK);
 		}
 		catch(Exception ex) {
+			ex.printStackTrace();
 			return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR);
 		}
 		
@@ -219,33 +221,5 @@ public class Datasets  {
 	
 	
 	
-	
-	/*
-	@RequestMapping(method = RequestMethod.GET, value = { "/createEmptyDataset" })
-	public @ResponseBody ResponseEntity<Object> createEmptyDataset() {
-		Dataset dataset = new Dataset();
-		dataset.setLabel("");
-		
-		try {
-			dataset = datasetDao.create(dataset);
-		}
-		catch(Exception e) {
-			e.printStackTrace();
-			try {
-				dataset = datasetDao.update(dataset);
-			}
-			catch(Exception ex) {
-				ex.printStackTrace();
-				return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("FAILED: reason: "+e.getMessage());
-			}
-		}
-		return ResponseEntity.status(HttpStatus.CREATED).body("Created Dataset with id: " + dataset.getId());
-	}
-	*/
-	
-	
-	
-	
-	
 }
 

dmp-backend/src/main/java/rest/entities/Projects.java

@@ -84,25 +84,25 @@ public class Projects  {
 
 	// MANAGE PROJECT(S)
 	
-	@RequestMapping(method = RequestMethod.GET, value = { "/projects" })
+	@RequestMapping(method = RequestMethod.GET, value = { "/projects" }, produces="application/json")
 	public @ResponseBody ResponseEntity<Object> listProjects(){
 		try {
 			List<UUID> allIDs = projectDao.listAllIDs();
-			return ResponseEntity.status(HttpStatus.OK).body(objectMapper.writeValueAsString(allIDs));
+			return ResponseEntity.status(HttpStatus.OK).body(allIDs);
 		}
 		catch(Exception ex) {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("Serialization issue: "+ex.getMessage());
 		}
 	}
 	
-	@RequestMapping(method = RequestMethod.GET, value = { "/projects/{id}" })
+	@RequestMapping(method = RequestMethod.GET, value = { "/projects/{id}" }, produces="application/json")
 	public @ResponseBody ResponseEntity<Object> getProject(@PathVariable("id") String id) {
 		try {
 			Project project = projectDao.read(UUID.fromString(id));
 			
 			System.out.println(project.getId().toString());
 			
-			return ResponseEntity.status(HttpStatus.OK).body(objectMapper.writeValueAsString(project));
+			return ResponseEntity.status(HttpStatus.OK).body(project);
 		}
 		catch(Exception ex) {
 			return ResponseEntity.status(HttpStatus.BAD_REQUEST).body("Erroneous input: "+ex.getMessage());
@@ -110,11 +110,11 @@ public class Projects  {
 	}
 	
 	
-	@RequestMapping(method = RequestMethod.GET, value = { "/project/listAllLabelIDs" })
+	@RequestMapping(method = RequestMethod.GET, value = { "/project/listAllLabelIDs" }, produces="application/json")
 	public @ResponseBody ResponseEntity<Object> listLabelIds(){
 		try {
 			List<IDLabelPair> allIDs = projectDao.listAllIDsLabels();
-			return ResponseEntity.status(HttpStatus.OK).body(objectMapper.writeValueAsString(allIDs));
+			return ResponseEntity.status(HttpStatus.OK).body(allIDs);
 		}
 		catch(Exception ex) {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("Serialization issue: "+ex.getMessage());
@@ -150,15 +150,11 @@ public class Projects  {
 	@RequestMapping(method = RequestMethod.POST, value = { "/project/create" }, consumes = "application/json", produces="application/json")
 	public @ResponseBody ResponseEntity<Object> setProject(@RequestBody Project project) {
 		Project createdProject = projectDao.update(project);
-		try {
+		return ResponseEntity.status(HttpStatus.CREATED).body(createdProject);
-			return ResponseEntity.status(HttpStatus.CREATED).body(objectMapper.writeValueAsString(createdProject));
-		} catch (JsonProcessingException e) {
-			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("{\"msg\":\"Could not create Project!\"}");
-		}	
 	}
 	
 	
-	@RequestMapping(method = RequestMethod.POST, value = { "/project/delete" }, consumes = "application/json", produces="text/plain")
+	@RequestMapping(method = RequestMethod.POST, value = { "/project/delete" }, consumes = "application/json", produces="application/json")
 	public @ResponseBody ResponseEntity<Object> delete(@RequestBody Project project) {
 		
 		Project p = new Project();

dmp-backend/src/main/java/rest/entities/Services.java

@@ -1,5 +1,6 @@
 package rest.entities;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.UUID;
 import java.util.stream.Collectors;
@@ -70,7 +71,9 @@ public class Services  {
 	@Autowired private ServiceDao serviceDao;
 	
 	
-	private ObjectMapper objectMapper = SerializerProvider.getJsonSerializer();
+	private ObjectMapper objectMapper = 
+			SerializerProvider.getJsonSerializer();
+//			new ObjectMapper();
 	
 	// MANAGE SERVICE(S)
 
@@ -124,7 +127,16 @@ public class Services  {
 	
 	@Transactional
 	@RequestMapping(method = RequestMethod.POST, value = { "/service/create" }, consumes = "application/json", produces="application/json")
-	public @ResponseBody ResponseEntity<Object> setService(@RequestBody Service service) {
+	public @ResponseBody ResponseEntity<Object> setService(@RequestBody String serviceSTR) {
+		
+		System.out.println(serviceSTR);
+		Service service = null;
+		try {
+			service = objectMapper.readValue(serviceSTR, Service.class);
+		} catch (IOException e1) {
+			e1.printStackTrace();
+		}
+		
 		Service createdService = serviceDao.update(service);
 		try {
 			return ResponseEntity.status(HttpStatus.CREATED).body(objectMapper.writeValueAsString(createdService));
@@ -137,10 +149,10 @@ public class Services  {
 	@RequestMapping(method = RequestMethod.POST, value = { "/service/delete" }, consumes = "application/json", produces="text/plain")
 	public @ResponseBody ResponseEntity<Object> delete(@RequestBody Service service) {
 		
-		Service s = new Service();
+		System.out.println(service);
-		s.setId(service.getId());
+		
 		try {
-			serviceDao.delete(s);
+			serviceDao.delete(service);
 			return ResponseEntity.status(HttpStatus.CREATED).body("{\"msg\":\"Deleted Service entity!\"}");
 		} catch (Exception e) {
 			return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("{\"msg\":\"Could not Delete Service entity!\"}");

dmp-backend/src/main/webapp/WEB-INF/applicationContext.xml

@@ -112,6 +112,7 @@
 	<context:component-scan base-package="dao" />
 	<context:component-scan base-package="core" />
 	<context:component-scan base-package="rest" />
+	<context:component-scan base-package="configs" />
 <!-- 	<context:component-scan base-package="controller" /> -->
 
 

dmp-backend/src/test/java/TestRest.java

@@ -1,18 +1,24 @@
 import static org.junit.Assert.*;
 
+import java.io.IOException;
 import java.util.ArrayList;
+import java.util.UUID;
 
 import org.junit.Before;
 import org.junit.Test;
+import org.mortbay.jetty.HttpStatus;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.http.ResponseEntity;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.gson.Gson;
+import com.google.gson.JsonSyntaxException;
 
 import dao.entities.DMPDao;
 import dao.entities.DMPProfileDao;
@@ -30,11 +36,13 @@ import dao.entities.UserInfoDao;
 import entities.DatasetProfile;
 import entities.DatasetProfileRuleset;
 import entities.DatasetProfileViewstyle;
+import entities.Service;
 import helpers.SerializerProvider;
 import rest.entities.DMPs;
 import rest.entities.DatasetProfiles;
 import rest.entities.Datasets;
 import rest.entities.Projects;
+import rest.entities.Services; 
 
 @ComponentScan(basePackages = "dao, entities, controller, login, proxy, rest")
 public class TestRest {
@@ -53,7 +61,8 @@ public class TestRest {
 	@Autowired private ServiceDao serviceDao;
 	@Autowired private UserInfoDao userInfoDao;
 	
-	private static ObjectMapper objectMapper = SerializerProvider.getJsonSerializer();
+	
+	Gson gson = new Gson();
 	
 	private static String userID = "0f51f686-a2ce-47c1-9433-00736787aa88";
 	
@@ -63,6 +72,7 @@ public class TestRest {
 	private Datasets datasetsService;
 	private DatasetProfiles datasetProfilesService;
 	private DMPs dmpsService;
+	private Services servicesService;
 	
 	
 	@Before
@@ -76,11 +86,11 @@ public class TestRest {
 		datasetsService = context.getBean(Datasets.class);
 		datasetProfilesService = context.getBean(DatasetProfiles.class);
 		dmpsService = context.getBean(DMPs.class);
-		
+		servicesService = context.getBean(Services.class);
 	}
 	
 	
-	@Test
+//	@Test
     public void testDatasetProfile() {
 //		DatasetProfile datasetProfile = new DatasetProfile();
 //		datasetProfile.setLabel("Sample-Dataset-Profile");
@@ -95,25 +105,58 @@ public class TestRest {
 //		dpv.setLabel("Sample-Dataset-Profile viewstyle");
 //		dpv.setDefinition("dpv definition");
 //		datasetProfile.setViewstyle(dpv);
+//		
+//		datasetProfilesService.createDatasetProfile(datasetProfile);
+//		
+//		assertNotNull(datasetProfile.getId());
 		
-		
-//		String profJSON = (String)datasetProfilesService.createDatasetProfile(datasetProfile).getBody();
-//		DatasetProfile prof = null;
-		try {
-//			prof = objectMapper.readValue(profJSON, DatasetProfile.class);
-//			assertNotNull(prof.getId());
 	}
-		catch(Exception ex) {
-		}
-//		assertNotNull(prof);
 	
+//    @Test
+    public void testDatasetProfile2() {
+    	
+//		DatasetProfile datasetProfile = new DatasetProfile();
+//		datasetProfile.setLabel("Sample-Dataset-Profile-222");
+//		datasetProfile.setDefinition("Sample-Dataset-Profile-222 definition");
+//		
+//		DatasetProfileRuleset dpr = new DatasetProfileRuleset();
+//		dpr.setLabel("Sample-Dataset-Profile-222 ruleset");
+//		dpr.setDefinition("dpr definition");
+//		datasetProfile.setRuleset(dpr);
+//		
+//		DatasetProfileViewstyle dpv = new DatasetProfileViewstyle();
+//		dpv.setLabel("Sample-Dataset-Profile-222 viewstyle");
+//		dpv.setDefinition("dpv definition");
+//		datasetProfile.setViewstyle(dpv);
+//		
+//		ResponseEntity<Object> createResp = datasetProfilesService.createDatasetProfile(datasetProfile);
+//		assertEquals(201, createResp.getStatusCodeValue());
+//		
+//		datasetProfile.setLabel("SAMPLE-DATASET-PROFILE-222");
+//		dpr.setLabel("SAMPLE-DATASET-PROFILE-222");
+//		dpv.setLabel("SAMPLE-DATASET-PROFILE-222");
+//		
+//		ResponseEntity<Object> updResp = datasetProfilesService.updateDatasetProfile(datasetProfile);
+//		assertEquals(201, updResp.getStatusCodeValue());
+//		
+//		ResponseEntity<Object> delResp = datasetProfilesService.deleteDatasetProfile(datasetProfile);
+//		assertEquals(200, delResp.getStatusCodeValue());
 		
 	}
     
     
     
+//    @Test
+    public void testServiceService() {
+    	Service service = new Service();
+    	service.setId(UUID.fromString("37acad15-39a1-46f3-a6f3-1bf0eaefaadc"));
+    	ResponseEntity<Object> delResp = servicesService.delete(service);
+    	assertEquals(201, delResp.getStatusCodeValue());
+    }
 	
-	@Test
+	
+	
+//	@Test
     public void testProject() {
 		
 		System.out.println(projectsService.listProjects().getBody());