Minor fixes

pom.xml

@@ -39,6 +39,11 @@
             <version>2.0.1</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>org.glassfish.jersey.media</groupId>
+            <artifactId>jersey-media-moxy</artifactId>
+            <version>2.22</version>
+        </dependency>
 
     </dependencies>
     <build>

src/main/java/de/unipotsdam/cs/toolup/database/DatabaseController.java

@@ -2,7 +2,6 @@ package de.unipotsdam.cs.toolup.database;
 
 import de.unipotsdam.cs.toolup.exceptions.InvalidIdException;
 import de.unipotsdam.cs.toolup.model.*;
-import sun.reflect.generics.reflectiveObjects.NotImplementedException;
 
 import java.io.IOException;
 import java.sql.PreparedStatement;
@@ -136,7 +135,7 @@ public class DatabaseController {
                 break;
             }
             default:
-                throw new NotImplementedException();
+                throw new UnsupportedOperationException();
         }
     }
 
@@ -159,6 +158,18 @@ public class DatabaseController {
         }
     }
 
+    private void updateSingleRelation(
+            String tableName, String uuid, int uuidColumnNumber,
+            Collection<String> relatedIds) throws SQLException {
+        for (String foreignKey : relatedIds) {
+            PreparedStatement prepQuery;
+            prepQuery = sqlStatementFactory.getInsertRelation(tableName);
+            prepQuery.setString(uuidColumnNumber, uuid);
+            prepQuery.setString((uuidColumnNumber % 2) + 1, foreignKey);
+            prepQuery.executeUpdate();
+        }
+    }
+
 
     private void insertBO(BusinessObject aBusinessObject,
                           String tableName) throws SQLException {
@@ -200,22 +211,11 @@ public class DatabaseController {
                 break;
             }
             default:
-                throw new NotImplementedException();
+                throw new UnsupportedOperationException();
         }
     }
 
 
-    private void updateSingleRelation(
-            String tableName, String uuid, int uuidColumnNumber,
-            Collection<String> relatedIds) throws SQLException {
-        for (String foreignKey : relatedIds) {
-            PreparedStatement prepQuery;
-            prepQuery = sqlStatementFactory.getInsertRelation(tableName);
-            prepQuery.setString(uuidColumnNumber, uuid);
-            prepQuery.setString((uuidColumnNumber % 2) + 1, foreignKey);
-            prepQuery.executeUpdate();
-        }
-    }
 
 
     private void updateBO(BusinessObject aBusinessObject,

src/main/java/de/unipotsdam/cs/toolup/model/Application.java

 package de.unipotsdam.cs.toolup.model;
 
+import javax.xml.bind.annotation.XmlRootElement;
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
@@ -7,6 +8,7 @@ import java.util.Set;
 import static de.unipotsdam.cs.toolup.database.DatabaseController.TABLE_NAME_CATEGORY;
 import static de.unipotsdam.cs.toolup.database.DatabaseController.TABLE_NAME_FEATURE;
 
+@XmlRootElement
 public class Application extends BusinessObject {
 
     public Application(String uuid, String title, String description, Set<String> relatedCategories, Set<String> relatedFeatures) {

src/main/java/de/unipotsdam/cs/toolup/ws/resource/BusinessObjectResource.java

@@ -19,8 +19,8 @@ public class BusinessObjectResource {
     protected Response getBusinessObject(String id) {
         Response response;
         try {
-            BusinessObject app = DatabaseController.getInstance().load(id);
-            response = Response.ok(app).build();
+            BusinessObject bo = DatabaseController.getInstance().load(id);
+            response = Response.ok(bo.convertToJson()).build();
         } catch (SQLException | IOException e) {
             e.printStackTrace();
             response = Response.serverError().build();