CCM NG: Revised Im/Export system for entities in org.libreccm-security

git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@5706 8810af33-2d31-482b-a856-94f89814c4df

ccm-core/src/main/java/org/libreccm/imexport/AbstractEntityImExporter.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2018 LibreCCM Foundation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301  USA
+ */
+package org.libreccm.imexport;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+
+/**
+ * Base class for importers/exporters. Implementations must be annotated with
+ * {@link Procsses} to register the implementation in the Import/Export service.
+ *
+ * Implementations must also be CDI beans. It is recommended that the beans are
+ * {@link RequestScoped}.
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ * @param <T> The type of the entity which is processed by the implementation.
+ */
+public abstract class AbstractEntityImExporter<T extends Exportable> {
+
+    private final ObjectMapper objectMapper = new ObjectMapper();
+
+    protected abstract Class<T> getEntityClass();
+
+    public T importEntity(final String data) throws ImportExpection {
+
+        try {
+            return objectMapper.readValue(data, getEntityClass());
+        } catch (IOException ex) {
+            throw new ImportExpection(ex);
+        }
+
+    }
+
+    public String exportEntity(final Exportable entity) throws ExportException {
+
+        try {
+            return objectMapper.writeValueAsString(entity);
+        } catch (JsonProcessingException ex) {
+            throw new ExportException(String.format(
+                "Failed to export entity \"%s\" of type \"%s\".",
+                entity.getUuid(),
+                getEntityClass().getName()),
+                                      ex);
+        }
+
+    }
+
+    protected abstract void saveImportedEntity(T entity);
+
+}

ccm-core/src/main/java/org/libreccm/imexport/EntityImExporterTreeManager.java

@@ -35,7 +35,7 @@ import java.util.stream.Collectors;
  * method. With the returned list of nodes call the
  * {@link #orderImExporters(java.util.List)} method. The list returned by
  * {@link #orderImExporters(java.util.List)} contains all
- * {@link EntityImExporter} in the order.
+ * {@link AbstractEntityImExporter}s in the order.
  *
  * This class is <strong>not</strong> not part of the public API.
  *
@@ -50,9 +50,9 @@ final class EntityImExporterTreeManager {
         .getLogger(EntityImExporterTreeManager.class);
 
     /**
-     * Initialises the tree with the provided list of {@link EntityImExporter}s.
+     * Initialises the tree with the provided list of {@link AbstractEntityImExporter}s.
      *
-     * @param imExporters The available {@link EntityImExporter}s.
+     * @param imExporters The available {@link AbstractEntityImExporter}s.
      *
      * @return An ordered list of the tree nodes.
      *
@@ -62,7 +62,7 @@ final class EntityImExporterTreeManager {
      *                             cycle is detected in the dependency tree.
      */
     public List<EntityImExporterTreeNode> generateTree(
-        final List<EntityImExporter<?>> imExporters)
+        final List<AbstractEntityImExporter<?>> imExporters)
         throws DependencyException {
 
         LOGGER.info("Starting to generate dependency tree...");
@@ -81,7 +81,7 @@ final class EntityImExporterTreeManager {
                     node -> node));
 
         //Add the dependency relations to the nodes
-        for (final EntityImExporter<?> imExporter : imExporters) {
+        for (final AbstractEntityImExporter<?> imExporter : imExporters) {
             addDependencyRelations(imExporter, nodes);
         }
 
@@ -184,7 +184,7 @@ final class EntityImExporterTreeManager {
 
     /**
      * Helper method for adding the dependency relations for an
-     * {@link EntityImExporter} to the nodes.
+     * {@link AbstractEntityImExporter} to the nodes.
      *
      * @param imExporter The current {@link EntityImExporter}.
      * @param nodes      The map of nodes.
@@ -192,7 +192,7 @@ final class EntityImExporterTreeManager {
      * @throws DependencyException If something goes wrong.
      */
     private void addDependencyRelations(
-        final EntityImExporter<?> imExporter,
+        final AbstractEntityImExporter<?> imExporter,
         final Map<String, EntityImExporterTreeNode> nodes)
         throws DependencyException {
 

ccm-core/src/main/java/org/libreccm/imexport/EntityImExporterTreeNode.java

@@ -29,7 +29,7 @@ import java.util.Objects;
  */
 final class EntityImExporterTreeNode {
     
-    private EntityImExporter<?> entityImExporter;
+    private AbstractEntityImExporter<?> entityImExporter;
     
     private List<EntityImExporterTreeNode> dependentImExporters;
     
@@ -44,18 +44,19 @@ final class EntityImExporterTreeNode {
     }
     
     public EntityImExporterTreeNode(
-        final EntityImExporter<?> entityImExporter) {
+        final AbstractEntityImExporter<?> entityImExporter) {
         
         this();
         this.entityImExporter = entityImExporter;
     }
     
-    public EntityImExporter<?> getEntityImExporter() {
+    public AbstractEntityImExporter<?> getEntityImExporter() {
         
         return entityImExporter;
     }
     
-    void setEntityImExporter(final EntityImExporter<?> entityImExporter) {
+    void setEntityImExporter(
+        final AbstractEntityImExporter<?> entityImExporter) {
         
         this.entityImExporter = entityImExporter;
     }

ccm-core/src/main/java/org/libreccm/imexport/ExportException.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2018 LibreCCM Foundation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301  USA
+ */
+
+package org.libreccm.imexport;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+public class ExportException extends Exception {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * Creates a new instance of <code>ExportException</code> without detail message.
+     */
+    public ExportException() {
+        super();
+    }
+
+
+    /**
+     * Constructs an instance of <code>ExportException</code> with the specified detail message.
+     *
+     * @param msg The detail message.
+     */
+    public ExportException(final String msg) {
+        super(msg);
+    }
+
+    /**
+      * Constructs an instance of <code>ExportException</code> which wraps the 
+      * specified exception.
+      *
+      * @param exception The exception to wrap.
+      */
+    public ExportException(final Exception exception) {
+        super(exception);
+    }
+
+    /**
+      * Constructs an instance of <code>ExportException</code> with the specified message which also wraps the 
+      * specified exception.
+      *
+      * @param msg The detail message.
+      * @param exception The exception to wrap.
+      */
+    public ExportException(final String msg, final Exception exception) {
+        super(msg, exception);
+    }
+}

ccm-core/src/main/java/org/libreccm/imexport/ImportExpection.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2018 LibreCCM Foundation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301  USA
+ */
+
+package org.libreccm.imexport;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+public class ImportExpection extends Exception {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * Creates a new instance of <code>ImportExpection</code> without detail message.
+     */
+    public ImportExpection() {
+        super();
+    }
+
+
+    /**
+     * Constructs an instance of <code>ImportExpection</code> with the specified detail message.
+     *
+     * @param msg The detail message.
+     */
+    public ImportExpection(final String msg) {
+        super(msg);
+    }
+
+    /**
+      * Constructs an instance of <code>ImportExpection</code> which wraps the 
+      * specified exception.
+      *
+      * @param exception The exception to wrap.
+      */
+    public ImportExpection(final Exception exception) {
+        super(exception);
+    }
+
+    /**
+      * Constructs an instance of <code>ImportExpection</code> with the specified message which also wraps the 
+      * specified exception.
+      *
+      * @param msg The detail message.
+      * @param exception The exception to wrap.
+      */
+    public ImportExpection(final String msg, final Exception exception) {
+        super(msg, exception);
+    }
+}

ccm-core/src/main/java/org/libreccm/imexport/ImportExport.java

@@ -26,11 +26,15 @@ import org.libreccm.files.FileAlreadyExistsException;
 import org.libreccm.files.FileDoesNotExistException;
 import org.libreccm.files.InsufficientPermissionsException;
 
+import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.io.OutputStream;
+import java.io.OutputStreamWriter;
 import java.net.InetAddress;
 import java.net.UnknownHostException;
+import java.nio.charset.StandardCharsets;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.util.ArrayList;
@@ -39,6 +43,8 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 import java.util.stream.Collectors;
 
 import javax.enterprise.context.RequestScoped;
@@ -68,7 +74,7 @@ public class ImportExport {
 
     @Inject
     @Any
-    private Instance<EntityImExporter<?>> imExporters;
+    private Instance<AbstractEntityImExporter<?>> imExporters;
 
     /**
      * Exports the provided entities. The export will be written to a to the
@@ -138,8 +144,8 @@ public class ImportExport {
             throw new UnexpectedErrorException(ex);
         }
 
-        for(final Map.Entry<String, List<Exportable>> entry 
+        for (final Map.Entry<String, List<Exportable>> entry
-            : typeEntityMap.entrySet()) {
+                 : typeEntityMap.entrySet()) {
 
             createExportedEntities(exportName,
                                    entry.getKey(),
@@ -162,10 +168,10 @@ public class ImportExport {
             throw new UnexpectedErrorException(ex);
         }
 
-        final Instance<EntityImExporter<?>> instance = imExporters
+        final Instance<AbstractEntityImExporter<?>> instance = imExporters
             .select(new ProcessesLiteral(clazz));
 
-        final EntityImExporter<?> imExporter;
+        final AbstractEntityImExporter<?> imExporter;
         if (instance.isUnsatisfied()) {
             throw new UnexpectedErrorException(String.format(
                 "No EntityImExporter for entity type \"%s\" available.",
@@ -195,10 +201,23 @@ public class ImportExport {
                 throw new UnexpectedErrorException(ex);
             }
 
-            final JsonObject exportedEntity = imExporter.exportEntity(entity);
+            final String exportedEntity;
-            try (JsonWriter writer = Json.createWriter(outputStream)) {
+            try {
-                writer.writeObject(exportedEntity);
+                exportedEntity = imExporter.exportEntity(entity);
+            } catch (ExportException ex) {
+                throw new UnexpectedErrorException(ex);
             }
+            try (final OutputStreamWriter writer = new OutputStreamWriter(
+                outputStream, StandardCharsets.UTF_8)) {
+
+                writer.write(exportedEntity);
+
+            } catch (IOException ex) {
+                throw new UnexpectedErrorException(ex);
+            }
+//            try (JsonWriter writer = Json.createWriter(outputStream)) {
+//                writer.writeObject(exportedEntity);
+//            }
         }
 
         return filesArrayBuilder;
@@ -235,7 +254,8 @@ public class ImportExport {
             throw new UnexpectedErrorException(ex);
         }
 
-        final List<EntityImExporter<?>> imExportersList = new ArrayList<>();
+        final List<AbstractEntityImExporter<?>> imExportersList
+                                                    = new ArrayList<>();
         imExporters.forEach(imExporter -> imExportersList.add(imExporter));
 
         try {
@@ -270,7 +290,8 @@ public class ImportExport {
     private boolean filterImporters(final ImportManifest manifest,
                                     final EntityImExporterTreeNode node) {
 
-        final EntityImExporter<?> imExporter = node.getEntityImExporter();
+        final AbstractEntityImExporter<?> imExporter = node
+            .getEntityImExporter();
         final String type = imExporter
             .getClass()
             .getAnnotation(Processes.class).value().getName();
@@ -280,7 +301,7 @@ public class ImportExport {
 
     private void importEntitiesOfType(
         final String importName,
-        final EntityImExporter<?> entityImExporter) {
+        final AbstractEntityImExporter<?> entityImExporter) {
 
         final String type = entityImExporter
             .getClass()
@@ -313,7 +334,7 @@ public class ImportExport {
     private void importEntity(final String importName,
                               final String type,
                               final String fileName,
-                              final EntityImExporter<?> imExporter) {
+                              final AbstractEntityImExporter<?> imExporter) {
 
         final String filePath = String.format("imports/%s/%s/%s",
                                               importName,
@@ -322,15 +343,20 @@ public class ImportExport {
         try (final InputStream inputStream
                                    = ccmFiles.createInputStream(filePath)) {
 
-            final JsonReader reader = Json.createReader(inputStream);
+            final String data = new BufferedReader(
-            final JsonObject data = reader.readObject();
+                new InputStreamReader(inputStream, StandardCharsets.UTF_8))
+                .lines()
+                .collect(Collectors.joining("\n"));
 
+//            final JsonReader reader = Json.createReader(inputStream);
+//            final JsonObject data = reader.readObject();
             imExporter.importEntity(data);
 
         } catch (IOException
                  | FileDoesNotExistException
                  | FileAccessException
-                 | InsufficientPermissionsException ex) {
+                 | InsufficientPermissionsException 
+                 | ImportExpection ex) {
             throw new UnexpectedErrorException(ex);
         }
 

ccm-core/src/main/java/org/libreccm/security/Group.java

@@ -21,7 +21,6 @@ package org.libreccm.security;
 import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.ObjectIdGenerators;
-import org.libreccm.portation.Portable;
 
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlElementWrapper;
@@ -35,6 +34,8 @@ import java.util.Set;
 import static org.libreccm.core.CoreConstants.CORE_XML_NS;
 import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 
+import org.libreccm.imexport.Exportable;
+
 import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.NamedAttributeNode;
@@ -58,6 +59,10 @@ import javax.persistence.Table;
 @Entity
 @Table(name = "GROUPS", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(
+        name = "Group.findByUuid",
+        query = "SELECT g FROM Group g WHERE g.uuid = :uuid"
+    ),
     @NamedQuery(
         name = "Group.findByName",
         query = "SELECT g FROM Group g WHERE g.name = :name "
@@ -105,8 +110,8 @@ import javax.persistence.Table;
 @XmlRootElement(name = "user-group", namespace = CORE_XML_NS)
 @JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
                   resolver = GroupIdResolver.class,
-                  property = "name")
+                  property = "uuid")
-public class Group extends Party implements Serializable, Portable {
+public class Group extends Party implements Serializable, Exportable {
 
     private static final long serialVersionUID = -4800759206452780739L;
 

ccm-core/src/main/java/org/libreccm/security/GroupIdResolver.java

@@ -26,7 +26,7 @@ import javax.enterprise.context.RequestScoped;
 import java.io.Serializable;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ * @author <a href="mailto:tosmers@uni-bremen.de">Tobias Osmers</a>
  * @version created on 3/23/17
  */
 @RequestScoped
@@ -43,14 +43,15 @@ public class GroupIdResolver implements Serializable, ObjectIdResolver {
 
     @Override
     public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
         final GroupRepository groupRepo = cdiUtil
                 .findBean(GroupRepository.class);
 
         return groupRepo
-                .findByName(id.key.toString())
+                .findByUuid(id.key.toString())
                 .orElseThrow(() -> new IllegalArgumentException(String
-                .format("No Group with name %s in the database.",
+                .format("No Group with uuid %s in the database.",
                         id.key.toString())));
     }
 

ccm-core/src/main/java/org/libreccm/security/GroupImExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 LibreCCM Foundation.
+ * Copyright (C) 2018 LibreCCM Foundation.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -18,35 +18,34 @@
  */
 package org.libreccm.security;
 
-import org.libreccm.portation.AbstractMarshaller;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import org.libreccm.portation.Marshals;
+import org.libreccm.imexport.Processes;
 
 import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
 import javax.transaction.Transactional;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ *
- * @version created on 11/7/16
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 @RequestScoped
-@Marshals(Group.class)
+@Processes(Group.class)
-public class GroupMarshaller extends AbstractMarshaller<Group> {
+public class GroupImExporter extends AbstractEntityImExporter<Group>{
-
-    private static final long serialVersionUID = 5004457104585052013L;
 
     @Inject
     private GroupRepository groupRepository;
     
     @Override
-    protected Class<Group> getObjectClass() {
+    protected Class<Group> getEntityClass() {
         return Group.class;
     }
 
     @Override
     @Transactional(Transactional.TxType.REQUIRED)
-    protected void insertIntoDb(Group portableObject) {
+    protected void saveImportedEntity(final Group entity) {
-        portableObject.setPartyId(portableObject.getPartyId() * -1);
+        
-        groupRepository.save(portableObject);
+        groupRepository.save(entity);
     }
+    
 }

ccm-core/src/main/java/org/libreccm/security/GroupManager.java

@@ -26,8 +26,10 @@ import javax.persistence.EntityManager;
 import javax.persistence.NoResultException;
 import javax.persistence.TypedQuery;
 import javax.transaction.Transactional;
+
 import java.io.Serializable;
 import java.util.List;
+import java.util.UUID;
 
 /**
  * Manager class providing methods for adding and removing members to and from
@@ -74,6 +76,7 @@ public class GroupManager implements Serializable {
         }
 
         final GroupMembership membership = new GroupMembership();
+        membership.setUuid(UUID.randomUUID().toString());
         membership.setGroup(group);
         membership.setMember(user);
 

ccm-core/src/main/java/org/libreccm/security/GroupMembership.java

@@ -20,34 +20,50 @@ package org.libreccm.security;
 
 import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.JsonIdentityReference;
-import org.libreccm.portation.Portable;
 
-import javax.persistence.*;
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlTransient;
+
 import java.io.Serializable;
 import java.util.Objects;
 
 import static org.libreccm.core.CoreConstants.CORE_XML_NS;
 import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
+import org.libreccm.imexport.Exportable;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.Table;
+
 /**
- * A association class representing the assoication between a {@link User} and
+ * A association class representing the association between a {@link User} and a
- * a {@code Group}.
+ * {@code Group}.
  *
  * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 @Entity
 @Table(name = "GROUP_MEMBERSHIPS", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(name = "GroupMembership.findByUuid",
+                query = "SELECT m FROM GroupMembership m WHERE m.uuid = :uuid")
+    ,
     @NamedQuery(name = "GroupMembership.findByGroupAndUser",
                 query = "SELECT m FROM GroupMembership m "
                             + "WHERE m.member = :member AND m.group = :group")})
 @XmlRootElement(name = "group-membership", namespace = CORE_XML_NS)
-@JsonIdentityInfo(generator = GroupMembershipIdGenerator.class,
+@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
-                  property = "customMemId")
+                  property = "uuid")
-public class GroupMembership implements Serializable, Portable {
+public class GroupMembership implements Serializable, Exportable {
 
     private static final long serialVersionUID = 83192968306850665L;
 
@@ -57,6 +73,10 @@ public class GroupMembership implements Serializable, Portable {
     @XmlElement(name = "membership-id", namespace = CORE_XML_NS)
     private long membershipId;
 
+    @Column(name = "UUID", unique = true, nullable = false)
+    @XmlElement(name = "uuid", namespace = CORE_XML_NS)
+    private String uuid;
+
     @ManyToOne
     @JoinColumn(name = "GROUP_ID")
     @XmlTransient
@@ -77,6 +97,15 @@ public class GroupMembership implements Serializable, Portable {
         this.membershipId = membershipId;
     }
 
+    @Override
+    public String getUuid() {
+        return uuid;
+    }
+
+    protected void setUuid(final String uuid) {
+        this.uuid = uuid;
+    }
+
     public Group getGroup() {
         return group;
     }

ccm-core/src/main/java/org/libreccm/security/GroupMembershipIdGenerator.java

@@ -1,71 +0,0 @@
-/*
- * Copyright (C) 2015 LibreCCM Foundation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
-package org.libreccm.security;
-
-import com.fasterxml.jackson.annotation.ObjectIdGenerator;
-
-/**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
- * @version created on 3/23/17
- */
-public class GroupMembershipIdGenerator extends ObjectIdGenerator<String> {
-    private static final long serialVersionUID = 5256221797846627835L;
-
-    @Override
-    public Class<?> getScope() {
-        return GroupMembership.class;
-    }
-
-    @Override
-    public boolean canUseFor(final ObjectIdGenerator<?> gen) {
-        return gen instanceof GroupMembershipIdGenerator;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> forScope(final Class<?> scope) {
-        return this;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> newForSerialization(final Object context) {
-        return this;
-    }
-
-    @Override
-    public IdKey key(final Object key) {
-        if (key == null) {
-            return null;
-        }
-        return new IdKey(GroupMembership.class, GroupMembership.class, key);
-    }
-
-    @Override
-    public String generateId(final Object forPojo) {
-        if (!(forPojo instanceof GroupMembership)) {
-            throw new IllegalArgumentException(
-                    "Only GroupMembership instances are supported.");
-        }
-
-        final GroupMembership membership = (GroupMembership) forPojo;
-
-        return String.format("{%s}{%s}",
-                membership.getGroup().getName(),
-                membership.getMember().getName());
-    }
-}

ccm-core/src/main/java/org/libreccm/security/GroupMembershipImExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 LibreCCM Foundation.
+ * Copyright (C) 2018 LibreCCM Foundation.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -18,37 +18,37 @@
  */
 package org.libreccm.security;
 
-import org.libreccm.portation.AbstractMarshaller;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import org.libreccm.portation.Marshals;
+import org.libreccm.imexport.DependsOn;
+import org.libreccm.imexport.Processes;
 
-import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
 import javax.persistence.EntityManager;
 import javax.transaction.Transactional;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ *
- * @version created on 11/7/16
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
-@RequestScoped
+@Processes(GroupMembership.class)
-@Marshals(GroupMembership.class)
+@DependsOn({User.class, Group.class})
-public class GroupMembershipMarshaller extends AbstractMarshaller<GroupMembership> {
+public class GroupMembershipImExporter extends AbstractEntityImExporter<GroupMembership> {
-
-    private static final long serialVersionUID = -1920271635191667015L;
 
     @Inject
     private EntityManager entityManager;
 
     @Override
-    protected Class<GroupMembership> getObjectClass() {
+    protected Class<GroupMembership> getEntityClass() {
+
         return GroupMembership.class;
+
     }
 
     @Override
     @Transactional(Transactional.TxType.REQUIRED)
-    protected void insertIntoDb(final GroupMembership portableObject) {
+    protected void saveImportedEntity(final GroupMembership entity) {
-        portableObject.setMembershipId(portableObject.getMembershipId() * -1);
+
-        entityManager.merge(portableObject);
+        entityManager.persist(entity);
-        entityManager.flush();
     }
+
 }

ccm-core/src/main/java/org/libreccm/security/GroupRepository.java

@@ -61,6 +61,19 @@ public class GroupRepository extends AbstractEntityRepository<Long, Group> {
         return entity.getPartyId() == 0;
     }
     
+    public Optional<Group> findByUuid(final String uuid) {
+        
+        final TypedQuery<Group> query = getEntityManager()
+        .createNamedQuery("Group.findByUuid", Group.class);
+        query.setParameter("uuid", uuid);
+        final List<Group> result = query.getResultList();
+        if (result.isEmpty()) {
+            return Optional.empty();
+        } else {
+            return Optional.of(result.get(0));
+        }
+    }
+
     /**
      * Finds a group by its name.
      *

ccm-core/src/main/java/org/libreccm/security/Party.java

@@ -18,6 +18,8 @@
  */
 package org.libreccm.security;
 
+import static org.libreccm.core.CoreConstants.*;
+
 import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.ObjectIdGenerators;
@@ -33,9 +35,6 @@ import java.util.HashSet;
 import java.util.Objects;
 import java.util.Set;
 
-import static org.libreccm.core.CoreConstants.CORE_XML_NS;
-import static org.libreccm.core.CoreConstants.DB_SCHEMA;
-
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.GeneratedValue;
@@ -62,6 +61,10 @@ import javax.persistence.Table;
 @Table(name = "PARTIES", schema = DB_SCHEMA)
 @Inheritance(strategy = InheritanceType.JOINED)
 @NamedQueries({
+    @NamedQuery(
+        name = "Party.findByUuid",
+        query = "SELECT p FROM Party p WHERE p.uuid = :uuid"
+    ),
     @NamedQuery(
         name = "Party.findByName",
         query = "SELECT p FROM Party p WHERE p.name = :name")
@@ -86,7 +89,7 @@ import javax.persistence.Table;
 })
 @JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
                   resolver = PartyIdResolver.class,
-                  property = "name")
+                  property = "uuid")
 public class Party implements Serializable {
 
     private static final long serialVersionUID = 3319997992281332204L;
@@ -94,9 +97,11 @@ public class Party implements Serializable {
     @Id
     @Column(name = "PARTY_ID")
     @GeneratedValue(strategy = GenerationType.AUTO)
+    @XmlElement(name = "party-id", namespace = CORE_XML_NS)
     private long partyId;
     
     @Column(name = "UUID", unique = true, nullable = false)
+    @XmlElement(name = "uuid", namespace = CORE_XML_NS)
     private String uuid;
 
     /**
@@ -105,6 +110,7 @@ public class Party implements Serializable {
      */
     @Column(name = "NAME", length = 256, nullable = false)
     @NotNull
+    @XmlElement(name = "name", namespace = CORE_XML_NS)
 //    @Pattern(regexp = "[a-zA-Z0-9\\-_\\.]*")
     private String name;
 

ccm-core/src/main/java/org/libreccm/security/PartyIdResolver.java

@@ -26,7 +26,7 @@ import javax.enterprise.context.RequestScoped;
 import java.io.Serializable;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ * @author <a href="mailto:tosmers@uni-bremen.de">Tobias Osmers</a>
  * @version created on 3/23/17
  */
 @RequestScoped
@@ -43,14 +43,15 @@ public class PartyIdResolver implements Serializable, ObjectIdResolver {
 
     @Override
     public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
         final PartyRepository partyRepository = cdiUtil
                 .findBean(PartyRepository.class);
 
         return partyRepository
-                .findByName(id.key.toString())
+                .findByUuid(id.key.toString())
                 .orElseThrow(() -> new IllegalArgumentException(String
-                        .format("No Party with name %s in the database.",
+                        .format("No Party with uuid %s in the database.",
                                 id.key.toString())));
     }
 

ccm-core/src/main/java/org/libreccm/security/PartyRepository.java

@@ -67,6 +67,20 @@ public class PartyRepository extends AbstractEntityRepository<Long, Party> {
         party.setUuid(UUID.randomUUID().toString());
     }
     
+    
+    public Optional<Party> findByUuid(final String uuid) {
+        final TypedQuery<Party> query = getEntityManager().createNamedQuery(
+            "Party.findByUuid", Party.class);
+        query.setParameter("uuid", uuid);
+
+        final List<Party> result = query.getResultList();
+        if (result.isEmpty()) {
+            return Optional.empty();
+        } else {
+            return Optional.of(result.get(0));
+        }
+    }
+    
     /**
      * Finds a {@link Party} (which can be a user or group) by its name.
      *

ccm-core/src/main/java/org/libreccm/security/Permission.java

@@ -24,13 +24,13 @@ import org.hibernate.search.annotations.ContainedIn;
 import org.hibernate.search.annotations.Field;
 import org.hibernate.search.annotations.IndexedEmbedded;
 import org.libreccm.core.CcmObject;
-import org.libreccm.portation.Portable;
 
 import javax.persistence.*;
 import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlRootElement;
+
 import java.io.Serializable;
 import java.util.Date;
 import java.util.Objects;
@@ -38,6 +38,9 @@ import java.util.Objects;
 import static org.libreccm.core.CoreConstants.CORE_XML_NS;
 import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
+import org.libreccm.imexport.Exportable;
+
 /**
  * A permission grants a privilege on an object or system wide to {@link Role}.
  *
@@ -46,6 +49,9 @@ import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 @Entity
 @Table(name = "PERMISSIONS", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(name = "Permission.findByUuid",
+                query = "SELECT p FROM Permission p WHERE p.uuid = :uuid")
+    ,
     @NamedQuery(name = "Permission.findByCustomPermId",
                 query = "SELECT p FROM Permission p "
                             + "WHERE p.grantedPrivilege = :privilege "
@@ -93,10 +99,10 @@ import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 })
 @XmlRootElement(name = "permission", namespace = CORE_XML_NS)
 @XmlAccessorType(XmlAccessType.FIELD)
-@JsonIdentityInfo(generator = PermissionIdGenerator.class,
+@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
                   resolver = PermissionIdResolver.class,
-                  property = "customPermId")
+                  property = "uuid")
-public class Permission implements Serializable, Portable {
+public class Permission implements Serializable, Exportable {
 
     private static final long serialVersionUID = -5178045844045517958L;
 
@@ -109,6 +115,10 @@ public class Permission implements Serializable, Portable {
     @XmlElement(name = "permission-id", namespace = CORE_XML_NS)
     private long permissionId;
 
+    @Column(name = "UUID", unique = true, nullable = false)
+    @XmlElement(name = "uuid", namespace = CORE_XML_NS)
+    private String uuid;
+
     /**
      * The granted privilege.
      */
@@ -192,6 +202,15 @@ public class Permission implements Serializable, Portable {
         this.permissionId = permissionId;
     }
 
+    @Override
+    public String getUuid() {
+        return uuid;
+    }
+
+    protected void setUuid(final String uuid) {
+        this.uuid = uuid;
+    }
+
     public String getGrantedPrivilege() {
         return grantedPrivilege;
     }

ccm-core/src/main/java/org/libreccm/security/PermissionIdGenerator.java

@@ -1,78 +0,0 @@
-/*
- * Copyright (C) 2015 LibreCCM Foundation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
-package org.libreccm.security;
-
-import com.fasterxml.jackson.annotation.ObjectIdGenerator;
-
-/**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
- * @version created on 3/23/17
- */
-public class PermissionIdGenerator extends ObjectIdGenerator<String> {
-    private static final long serialVersionUID = -8762745860290577542L;
-
-    @Override
-    public Class<?> getScope() {
-        return Permission.class;
-    }
-
-    @Override
-    public boolean canUseFor(final ObjectIdGenerator<?> gen) {
-        return gen instanceof PermissionIdGenerator;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> forScope(final Class<?> scope) {
-        return this;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> newForSerialization(final Object context) {
-        return this;
-    }
-
-    @Override
-    public IdKey key(final Object key) {
-        if (key == null) {
-            return null;
-        }
-        return new IdKey(Permission.class, Permission.class, key);
-    }
-
-    @Override
-    public String generateId(final Object forPojo) {
-        if (!(forPojo instanceof Permission)) {
-            throw new IllegalArgumentException(
-                    "Only Permission instances are supported.");
-        }
-
-        final Permission permission = (Permission) forPojo;
-
-        if (permission.getGrantee() == null &&
-            permission.getObject() == null) {
-            throw new IllegalStateException();
-        }
-
-        return String.join("_",
-                permission.getGrantedPrivilege(),
-                String.valueOf(permission.getGrantee().getName()),
-                String.valueOf(permission.getObject().getUuid())
-        );
-    }
-}

ccm-core/src/main/java/org/libreccm/security/PermissionIdResolver.java

@@ -21,13 +21,10 @@ package org.libreccm.security;
 import com.fasterxml.jackson.annotation.ObjectIdGenerator;
 import com.fasterxml.jackson.annotation.ObjectIdResolver;
 import org.libreccm.cdi.utils.CdiUtil;
-import org.libreccm.core.CcmObject;
-import org.libreccm.core.CcmObjectRepository;
-import org.libreccm.core.UnexpectedErrorException;
 
 import javax.enterprise.context.RequestScoped;
+
 import java.io.Serializable;
-import java.util.Optional;
 
 /**
  * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
@@ -47,43 +44,16 @@ public class PermissionIdResolver implements Serializable, ObjectIdResolver {
 
     @Override
     public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
-        final CcmObjectRepository ccmObjectRepository = cdiUtil
-                .findBean(CcmObjectRepository.class);
-        final RoleRepository roleRepository = cdiUtil
-                .findBean(RoleRepository.class);
         final PermissionRepository permissionRepository = cdiUtil
                 .findBean(PermissionRepository.class);
 
-        String[] customPermId = id.key.toString().split("_");
+        return permissionRepository
-
+            .findByUuid(id.key.toString())
-        String privilege = customPermId[0];
+            .orElseThrow(() -> new IllegalArgumentException(String
-        final String granteeName = customPermId[1];
+                .format("No Permission with UUID %s in the database.",
-        final String objectUuid = customPermId[2];
+                        id.key.toString())));
-
-        final Optional<CcmObject> object = ccmObjectRepository
-                .findObjectByUuid(objectUuid);
-        final Optional<Role> grantee = roleRepository
-                .findByName(granteeName);
-        if (!grantee.isPresent()) {
-            throw new UnexpectedErrorException(String.format(
-                    "Role with id \"%s\" was not found in the database," +
-                            " but has been associated with a permission.",
-                    granteeName));
-        }
-        Optional<Permission> permission = permissionRepository
-                .findByCustomPermId(privilege,
-                                    grantee.get(),
-                                    object.orElse(null));
-
-        if (!permission.isPresent()) {
-            throw new UnexpectedErrorException(String.format(
-                    "Permission with privilege \"%s\", grantee \"%s and " +
-                    "object \"%s\" was not found in the database.",
-                    privilege, grantee.toString(), object.toString()));
-        }
-
-        return permission.get();
     }
 
     @Override

ccm-core/src/main/java/org/libreccm/security/PermissionImExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 LibreCCM Foundation.
+ * Copyright (C) 2018 LibreCCM Foundation.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -18,33 +18,36 @@
  */
 package org.libreccm.security;
 
-import org.libreccm.portation.AbstractMarshaller;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import org.libreccm.portation.Marshals;
+import org.libreccm.imexport.DependsOn;
+import org.libreccm.imexport.Processes;
 
 import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
-import javax.transaction.Transactional;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ *
- * @version created on 11/7/16
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 @RequestScoped
-@Marshals(User.class)
+@Processes(Permission.class)
-public class UserMarshaller extends AbstractMarshaller<User> {
+@DependsOn({Role.class})
-    private static final long serialVersionUID = -7857346915894246160L;
+public class PermissionImExporter extends AbstractEntityImExporter<Permission>{
 
     @Inject
-    private UserRepository userRepository;
+    private PermissionRepository permissionRepository;
     
     @Override
-    protected Class<User> getObjectClass() {
+    protected Class<Permission> getEntityClass() {
-        return User.class;
+        return Permission.class;
     }
 
     @Override
-    @Transactional(Transactional.TxType.REQUIRED)
+    protected void saveImportedEntity(final Permission entity) {
-    protected void insertIntoDb(User portableObject) {
+        
-        userRepository.save(portableObject);
+        permissionRepository.save(entity);
     }
+    
+    
+    
 }

ccm-core/src/main/java/org/libreccm/security/PermissionRepository.java

@@ -23,7 +23,9 @@ import org.libreccm.core.AbstractEntityRepository;
 import javax.enterprise.context.RequestScoped;
 import javax.persistence.NoResultException;
 import javax.persistence.TypedQuery;
+
 import java.util.Optional;
+import java.util.UUID;
 
 /**
  * A repository class for {@link Permission}.
@@ -53,13 +55,27 @@ public class PermissionRepository
     }
 
     @Override
-    public boolean isNew(Permission entity) {
+    public boolean isNew(final Permission entity) {
         if (entity == null) {
             throw new IllegalArgumentException("Can't save null");
         }
         return entity.getPermissionId() == 0;
     }
 
+    @Override
+    public void initNewEntity(final Permission permission)  {
+        
+        permission.setUuid(UUID.randomUUID().toString());
+    }
+    
+    public Optional<Permission> findByUuid(final String uuid) {
+        final TypedQuery<Permission> query = getEntityManager()
+        .createNamedQuery("Permission.findByUuid", Permission.class);
+        query.setParameter("uuid", uuid);
+        
+        return getSingleResult(query);
+    }
+    
     /**
      * Finds a {@link Permission} by the privilege, the grantee and the object.
      * Where the grantee has been granted the given privilege on the given

ccm-core/src/main/java/org/libreccm/security/Role.java

@@ -24,17 +24,45 @@ import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.search.annotations.Field;
 import org.hibernate.validator.constraints.NotBlank;
 import org.libreccm.l10n.LocalizedString;
-import org.libreccm.portation.Portable;
 import org.libreccm.workflow.TaskAssignment;
 
-import javax.persistence.*;
-import javax.xml.bind.annotation.*;
-import java.io.Serializable;
-import java.util.*;
-
 import static org.libreccm.core.CoreConstants.CORE_XML_NS;
 import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 
+import org.libreccm.imexport.Exportable;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import javax.persistence.AssociationOverride;
+import javax.persistence.Column;
+import javax.persistence.Embedded;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.JoinTable;
+import javax.persistence.NamedAttributeNode;
+import javax.persistence.NamedEntityGraph;
+import javax.persistence.NamedEntityGraphs;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.OneToMany;
+import javax.persistence.OrderBy;
+import javax.persistence.Table;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlElementWrapper;
+import javax.xml.bind.annotation.XmlRootElement;
+
 /**
  * A role is basically a collection a {@link Permission}s and {@code Task}s.
  *
@@ -43,6 +71,8 @@ import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 @Entity
 @Table(name = "CCM_ROLES", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(name = "Role.findByUuid",
+                query = "SELECT r FROM Role r WHERE r.uuid = :uuid"),
     @NamedQuery(name = "Role.findByName",
                 query = "SELECT r FROM Role r "
                             + "WHERE r.name = :name")
@@ -118,8 +148,8 @@ import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 @SuppressWarnings({"PMD.ShortClassName", "PMD.TooManyMethods"})
 @JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
                   resolver = RoleIdResolver.class,
-                  property = "name")
+                  property = "uuid")
-public class Role implements Serializable, Portable {
+public class Role implements Serializable, Exportable {
 
     private static final long serialVersionUID = -7121296514181469687L;
 
@@ -134,6 +164,10 @@ public class Role implements Serializable, Portable {
     @XmlElement(name = "role-id", namespace = CORE_XML_NS)
     private long roleId;
 
+    @Column(name = "UUID", unique = true, nullable = false)
+    @XmlElement(name = "uuid", namespace = CORE_XML_NS)
+    private String uuid;
+    
     /**
      * The name of the role. May only contain the letters a to z, A to Z, the
      * numbers 0 to 9, the {@code -} (dash) and the {@code _} (underscore).
@@ -194,6 +228,15 @@ public class Role implements Serializable, Portable {
         this.roleId = roleId;
     }
     
+    @Override
+    public String getUuid() {
+        return uuid;
+    }
+    
+    protected void setUuid(final String uuid) {
+        this.uuid = uuid;
+    }
+
     public String getName() {
         return name;
     }

ccm-core/src/main/java/org/libreccm/security/RoleIdResolver.java

@@ -48,9 +48,9 @@ public class RoleIdResolver implements Serializable, ObjectIdResolver {
                 .findBean(RoleRepository.class);
 
         return roleRepository
-                .findByName(id.key.toString())
+                .findByUuid(id.key.toString())
                 .orElseThrow(() -> new IllegalArgumentException(String
-                .format("No Role with name %s in the database.",
+                .format("No Role with uuid %s in the database.",
                         id.key.toString())));
     }
 

ccm-core/src/main/java/org/libreccm/security/RoleImExporter.java

@@ -16,25 +16,33 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  * MA 02110-1301  USA
  */
-package org.libreccm.imexport;
+package org.libreccm.security;
 
-import javax.enterprise.context.RequestScoped;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import javax.json.JsonObject;
+import org.libreccm.imexport.Processes;
+
+import javax.inject.Inject;
 
 /**
- * Interface for importers/exporters. Implementations must be annotated with
- * {@link Procsses} to register the implementation in the Import/Export service.
- * 
- * Implementations must also be CDI beans. It is recommended that the beans
- * are {@link RequestScoped}.
  *
  * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
- * @param <T> The type of the entity which is processed by the implementation.
  */
-public interface EntityImExporter<T extends Exportable> {
+@Processes(Role.class)
+public class RoleImExporter extends AbstractEntityImExporter<Role> {
 
-    T importEntity(JsonObject data);
+    @Inject
+    private RoleRepository roleRepository;
     
-    JsonObject exportEntity(Exportable entity);
+    @Override
+    protected Class<Role> getEntityClass() {
+        
+        return Role.class;
+    }
+
+    @Override
+    protected void saveImportedEntity(final Role entity) {
+        
+        roleRepository.save(entity);
+    }
     
 }

ccm-core/src/main/java/org/libreccm/security/RoleManager.java

@@ -33,6 +33,7 @@ import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
+import java.util.UUID;
 import java.util.stream.Collectors;
 
 /**
@@ -83,6 +84,7 @@ public class RoleManager implements Serializable {
         }
 
         final RoleMembership membership = new RoleMembership();
+        membership.setUuid(UUID.randomUUID().toString());
         membership.setRole(role);
         membership.setMember(party);
 

ccm-core/src/main/java/org/libreccm/security/RoleMarshaller.java

@@ -1,50 +0,0 @@
-/*
- * Copyright (C) 2015 LibreCCM Foundation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
-package org.libreccm.security;
-
-import org.libreccm.portation.AbstractMarshaller;
-import org.libreccm.portation.Marshals;
-
-import javax.enterprise.context.RequestScoped;
-import javax.inject.Inject;
-import javax.transaction.Transactional;
-
-/**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
- * @version created on 11/7/16
- */
-@RequestScoped
-@Marshals(Role.class)
-public class RoleMarshaller extends AbstractMarshaller<Role> {
-    private static final long serialVersionUID = -2150833120444479902L;
-
-    @Inject
-    private RoleRepository roleRepository;
-
-    @Override
-    protected Class<Role> getObjectClass() {
-        return Role.class;
-    }
-
-    @Override
-    @Transactional(Transactional.TxType.REQUIRED)
-    protected void insertIntoDb(Role portableObject) {
-        roleRepository.save(portableObject);
-    }
-}

ccm-core/src/main/java/org/libreccm/security/RoleMembership.java

@@ -20,18 +20,31 @@ package org.libreccm.security;
 
 import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.JsonIdentityReference;
-import org.libreccm.portation.Portable;
 
-import javax.persistence.*;
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlTransient;
+
 import java.io.Serializable;
 import java.util.Objects;
 
 import static org.libreccm.core.CoreConstants.CORE_XML_NS;
 import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
+import org.libreccm.imexport.Exportable;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.Table;
+
 /**
  * Association class representing the association between a {@link Role} and a
  * {@code Party}.
@@ -41,14 +54,17 @@ import static org.libreccm.core.CoreConstants.DB_SCHEMA;
 @Entity
 @Table(name = "ROLE_MEMBERSHIPS", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(name = "RoleMembership.findByUuid",
+                query = "SELECT m FROM RoleMembership m WHERE m.uuid = :uuid")
+    ,
     @NamedQuery(name = "RoleMembership.findByRoleAndMember",
                 query = "SELECT m FROM RoleMembership m "
                             + "WHERE m.member = :member AND m.role = :role")
 })
 @XmlRootElement(name = "role-membership", namespace = CORE_XML_NS)
-@JsonIdentityInfo(generator = RoleMembershipIdGenerator.class,
+@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
-                  property = "customMemId")
+                  property = "uuid")
-public class RoleMembership implements Serializable, Portable {
+public class RoleMembership implements Serializable, Exportable {
 
     private static final long serialVersionUID = -3049727720697964793L;
 
@@ -58,6 +74,10 @@ public class RoleMembership implements Serializable, Portable {
     @XmlElement(name = "membership-id", namespace = CORE_XML_NS)
     private long membershipId;
 
+    @Column(name = "UUID", unique = true, nullable = false)
+    @XmlElement(name = "uuid", namespace = CORE_XML_NS)
+    private String uuid;
+
     @ManyToOne
     @JoinColumn(name = "ROLE_ID")
     @XmlTransient
@@ -78,6 +98,15 @@ public class RoleMembership implements Serializable, Portable {
         this.membershipId = membershipId;
     }
 
+    @Override
+    public String getUuid() {
+        return uuid;
+    }
+
+    protected void setUuid(final String uuid) {
+        this.uuid = uuid;
+    }
+
     public Role getRole() {
         return role;
     }

ccm-core/src/main/java/org/libreccm/security/RoleMembershipIdGenerator.java

@@ -1,71 +0,0 @@
-/*
- * Copyright (C) 2015 LibreCCM Foundation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
-package org.libreccm.security;
-
-import com.fasterxml.jackson.annotation.ObjectIdGenerator;
-
-/**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
- * @version created on 3/23/17
- */
-public class RoleMembershipIdGenerator extends ObjectIdGenerator<String> {
-    private static final long serialVersionUID = 801410727263488529L;
-
-    @Override
-    public Class<?> getScope() {
-        return RoleMembership.class;
-    }
-
-    @Override
-    public boolean canUseFor(final ObjectIdGenerator<?> gen) {
-        return gen instanceof RoleMembershipIdGenerator;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> forScope(final Class<?> scope) {
-        return this;
-    }
-
-    @Override
-    public ObjectIdGenerator<String> newForSerialization(final Object context) {
-        return this;
-    }
-
-    @Override
-    public IdKey key(final Object key) {
-        if (key == null) {
-            return null;
-        }
-        return new IdKey(RoleMembership.class, RoleMembership.class, key);
-    }
-
-    @Override
-    public String generateId(final Object forPojo) {
-        if (!(forPojo instanceof RoleMembership)) {
-            throw new IllegalArgumentException(
-                    "Only RoleMembership instances are supported.");
-        }
-
-        final RoleMembership membership = (RoleMembership) forPojo;
-
-        return String.format("{%s}{%s}",
-                membership.getRole().getName(),
-                membership.getMember().getName());
-    }
-}

ccm-core/src/main/java/org/libreccm/security/RoleMembershipImExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015 LibreCCM Foundation.
+ * Copyright (C) 2018 LibreCCM Foundation.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -18,38 +18,37 @@
  */
 package org.libreccm.security;
 
-import org.libreccm.portation.AbstractMarshaller;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import org.libreccm.portation.Marshals;
+import org.libreccm.imexport.DependsOn;
+import org.libreccm.imexport.Processes;
 
-import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
 import javax.persistence.EntityManager;
 import javax.transaction.Transactional;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de">Tobias Osmers</a>
+ *
- * @version created on 11/7/16
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
-@RequestScoped
+@Processes(RoleMembership.class)
-@Marshals(Permission.class)
+@DependsOn({User.class, Group.class, Role.class})
-public class PermissionMarshaller extends AbstractMarshaller<Permission> {
+public class RoleMembershipImExporter 
-    private static final long serialVersionUID = -5145925775270121916L;
+    extends AbstractEntityImExporter<RoleMembership>{
 
     @Inject
     private EntityManager entityManager;
     
     @Override
-    protected Class<Permission> getObjectClass() {
+    protected Class<RoleMembership> getEntityClass() {
-        return Permission.class;
+        
+        return RoleMembership.class;
     }
 
     @Override
     @Transactional(Transactional.TxType.REQUIRED)
-    protected void insertIntoDb(Permission portableObject) {
+    protected void saveImportedEntity(final RoleMembership entity) {
-        if (portableObject.getPermissionId() == 0) {
+
-            entityManager.persist(portableObject);
+        entityManager.persist(entity);
-        } else {
-            entityManager.merge(portableObject);
-        }
     }
+    
 }

ccm-core/src/main/java/org/libreccm/security/RoleMembershipMarshaller.java

@@ -1,58 +0,0 @@
-/*
- * Copyright (C) 2015 LibreCCM Foundation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301  USA
- */
-package org.libreccm.security;
-
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
-import org.libreccm.portation.AbstractMarshaller;
-import org.libreccm.portation.Marshals;
-
-import javax.enterprise.context.RequestScoped;
-import javax.inject.Inject;
-import javax.persistence.EntityManager;
-import javax.transaction.Transactional;
-
-/**
- * @author <a href="mailto:tosmers@uni-bremen.de">Tobias Osmers</a>
- * @version created on 11/7/16
- */
-@RequestScoped
-@Marshals(RoleMembership.class)
-public class RoleMembershipMarshaller extends AbstractMarshaller<RoleMembership> {
-    private static final long serialVersionUID = 1304404004268502935L;
-
-    private static final Logger LOGGER = LogManager.getLogger(RoleMembershipMarshaller.class);
-
-    @Inject
-    private EntityManager entityManager;
-
-    @Override
-    protected Class<RoleMembership> getObjectClass() {
-        return RoleMembership.class;
-    }
-
-    @Override
-    @Transactional(Transactional.TxType.REQUIRED)
-    protected void insertIntoDb(final RoleMembership portableObject) {
-        portableObject.setMembershipId(portableObject.getMembershipId() * -1);
-        entityManager.merge(portableObject);
-        entityManager.flush();
-    }
-
-}

ccm-core/src/main/java/org/libreccm/security/RoleRepository.java

@@ -26,8 +26,10 @@ import javax.enterprise.context.RequestScoped;
 import javax.persistence.NoResultException;
 import javax.persistence.TypedQuery;
 import javax.transaction.Transactional;
+
 import java.util.List;
 import java.util.Optional;
+import java.util.UUID;
 
 /**
  * Repository class for {@link Role} entities.
@@ -62,12 +64,28 @@ public class RoleRepository extends AbstractEntityRepository<Long, Role> {
         return entity.getRoleId() == 0;
     }
     
+    @Override
+    public void initNewEntity(final Role role) {
+        
+        role.setUuid(UUID.randomUUID().toString());
+        
+    }
+
     public long count() {
         final TypedQuery<Long> query = getEntityManager().createNamedQuery(
             "Role.count", Long.class);
         return query.getSingleResult();
     }
     
+    public Optional<Role> findByUuid(final String uuid) {
+        
+        final TypedQuery<Role> query = getEntityManager()
+        .createNamedQuery("Role.findByUuid", Role.class);
+        query.setParameter("uuid", uuid);
+        
+        return getSingleResult(query);
+    }
+
     /**
      * Finds a role a its name.
      *

ccm-core/src/main/java/org/libreccm/security/User.java

@@ -22,7 +22,6 @@ import com.fasterxml.jackson.annotation.JsonIdentityInfo;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.libreccm.core.EmailAddress;
-import org.libreccm.portation.Portable;
 
 import javax.validation.constraints.NotNull;
 
@@ -73,6 +72,9 @@ import javax.xml.bind.annotation.XmlTransient;
 @Entity
 @Table(name = "USERS", schema = DB_SCHEMA)
 @NamedQueries({
+    @NamedQuery(name = "User.findByUuid",
+                query = "SELECT u FROM User u WHERE u.uuid = :uuid")
+    ,
     @NamedQuery(name = "User.findByName",
                 query = "SELECT u FROM User u WHERE u.name = :name "
                             + "ORDER BY u.name, "
@@ -151,8 +153,8 @@ import javax.xml.bind.annotation.XmlTransient;
 @SuppressWarnings({"PMD.ShortClassName", "PMD.LongVariable"})
 @JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class,
                   resolver = UserIdResolver.class,
-                  property = "name")
+                  property = "uuid")
-public class User extends Party implements Serializable, Exportable, Portable {
+public class User extends Party implements Serializable, Exportable {
 
     private static final long serialVersionUID = 4035223413596611393L;
 

ccm-core/src/main/java/org/libreccm/security/UserIdResolver.java

@@ -26,11 +26,12 @@ import javax.enterprise.context.RequestScoped;
 import java.io.Serializable;
 
 /**
- * @author <a href="mailto:tosmers@uni-bremen.de>Tobias Osmers</a>
+ * @author <a href="mailto:tosmers@uni-bremen.de">Tobias Osmers</a>
- * @version created on 3/23/17
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 @RequestScoped
 public class UserIdResolver implements Serializable, ObjectIdResolver {
+    
     private static final long serialVersionUID = -2541656707906049331L;
 
     @Override
@@ -43,12 +44,13 @@ public class UserIdResolver implements Serializable, ObjectIdResolver {
 
     @Override
     public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        
         final CdiUtil cdiUtil = CdiUtil.createCdiUtil();
         final UserRepository userRepository = cdiUtil
                 .findBean(UserRepository.class);
 
         return userRepository
-                .findByName(id.key.toString())
+                .findByUuid(id.key.toString())
                 .orElseThrow(() -> new IllegalArgumentException(String
                 .format("No User with name %s in the database.",
                         id.key.toString())));

ccm-core/src/main/java/org/libreccm/security/UserImExporter.java

@@ -18,12 +18,12 @@
  */
 package org.libreccm.security;
 
-import org.libreccm.imexport.EntityImExporter;
+import org.libreccm.imexport.AbstractEntityImExporter;
-import org.libreccm.imexport.Exportable;
 import org.libreccm.imexport.Processes;
 
 import javax.enterprise.context.RequestScoped;
-import javax.json.JsonObject;
+import javax.inject.Inject;
+import javax.transaction.Transactional;
 
 /**
  *
@@ -31,16 +31,21 @@ import javax.json.JsonObject;
  */
 @RequestScoped
 @Processes(User.class)
-public class UserImExporter implements EntityImExporter<User> {
+public class UserImExporter extends AbstractEntityImExporter<User> {
+
+    @Inject
+    private UserRepository userRepository;
 
     @Override
-    public User importEntity(final JsonObject data) {
+    protected Class<User> getEntityClass() {
-        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+        return User.class;
     }
 
     @Override
-    public JsonObject exportEntity(final Exportable entity) {
+    @Transactional(Transactional.TxType.REQUIRED)
-        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    protected void saveImportedEntity(final User entity) {
+
+        userRepository.save(entity);
     }
 
 }

ccm-core/src/main/java/org/libreccm/security/UserRepository.java

@@ -61,6 +61,14 @@ public class UserRepository extends AbstractEntityRepository<Long, User> {
         return user.getPartyId() == 0;
     }
 
+    public Optional<User> findByUuid(final String uuid) {
+        final TypedQuery<User> query = getEntityManager().createNamedQuery(
+            "User.findByUuid", User.class);
+        query.setParameter("uuid", uuid);
+
+        return getSingleResult(query);
+    }
+    
     /**
      * Finds a user by its user name.
      *

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/h2/V7_0_0_28__add_role_uuid.sql

@@ -0,0 +1,5 @@
+alter table CCM_CORE.ROLES
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.ROLES 
+    add constraint UK_rfmsjqsq6kagolsod3ufkugll unique (UUID);

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/h2/V7_0_0_29__add_permission_uuid.sql

@@ -0,0 +1,6 @@
+alter table CCM_CORE.PERMISSIONS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.PERMISSIONS 
+    add constraint UK_p50se7rdexv7xnkiqsl6ijyti unique (UUID);
+

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/h2/V7_0_0_30__add_groupmembership_uuid.sql

@@ -0,0 +1,7 @@
+alter table CCM_CORE.GROUP_MEMBERSHIPS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.GROUP_MEMBERSHIPS 
+    add constraint UK_kkdoia60bmiwhhdru169p3n9g unique (UUID);
+
+

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/h2/V7_0_0_31__add_rolemembership_uuid.sql

@@ -0,0 +1,7 @@
+alter table CCM_CORE.ROLE_MEMBERSHIPS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.ROLE_MEMBERSHIPS 
+    add constraint UK_82wdq214bfs99eii71fp50s97 unique (UUID);
+
+

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/pgsql/V7_0_0_28__add_role_uuid.sql

@@ -0,0 +1,5 @@
+alter table CCM_CORE.ROLES
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.ROLES 
+    add constraint UK_rfmsjqsq6kagolsod3ufkugll unique (UUID);

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/pgsql/V7_0_0_29__add_permission_uuid.sql

@@ -0,0 +1,6 @@
+alter table CCM_CORE.PERMISSIONS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.PERMISSIONS 
+    add constraint UK_p50se7rdexv7xnkiqsl6ijyti unique (UUID);
+

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/pgsql/V7_0_0_30__add_groupmembership_uuid.sql

@@ -0,0 +1,7 @@
+alter table CCM_CORE.GROUP_MEMBERSHIPS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.GROUP_MEMBERSHIPS 
+    add constraint UK_kkdoia60bmiwhhdru169p3n9g unique (UUID);
+
+

ccm-core/src/main/resources/db/migrations/org/libreccm/ccm_core/pgsql/V7_0_0_31__add_rolemembership_uuid.sql

@@ -0,0 +1,7 @@
+alter table CCM_CORE.ROLE_MEMBERSHIPS
+    add column UUID varchar(255) not null;
+
+alter table CCM_CORE.ROLE_MEMBERSHIPS 
+    add constraint UK_82wdq214bfs99eii71fp50s97 unique (UUID);
+
+

ccm-core/src/test/resources-wildfly-remote-h2-mem/scripts/create_ccm_core_schema.sql

@@ -4,6 +4,7 @@ drop sequence if exists HIBERNATE_SEQUENCE;
 
     create schema CCM_CORE;
 
+
     create table CCM_CORE.APPLICATIONS (
         APPLICATION_TYPE varchar(1024) not null,
         PRIMARY_URL varchar(1024) not null,
@@ -94,6 +95,7 @@ drop sequence if exists HIBERNATE_SEQUENCE;
     create table CCM_CORE.CCM_ROLES (
         ROLE_ID bigint not null,
         NAME varchar(512) not null,
+        UUID varchar(255) not null,
         primary key (ROLE_ID)
     );
 
@@ -541,11 +543,11 @@ drop sequence if exists HIBERNATE_SEQUENCE;
         SETTING_ID bigint not null,
         CONFIGURATION_CLASS varchar(512) not null,
         NAME varchar(512) not null,
+        SETTING_VALUE_LONG bigint,
         SETTING_VALUE_BIG_DECIMAL decimal(19,2),
         SETTING_VALUE_BOOLEAN boolean,
-        SETTING_VALUE_STRING varchar(1024),
         SETTING_VALUE_DOUBLE double,
-        SETTING_VALUE_LONG bigint,
+        SETTING_VALUE_STRING varchar(1024),
         primary key (SETTING_ID)
     );
 
@@ -771,6 +773,9 @@ drop sequence if exists HIBERNATE_SEQUENCE;
     alter table CCM_CORE.CCM_OBJECTS 
         add constraint UK_1cm71jlagvyvcnkqvxqyit3wx unique (UUID);
 
+    alter table CCM_CORE.CCM_ROLES 
+        add constraint UK_rfmsjqsq6kagolsod3ufkugll unique (UUID);
+
     alter table CCM_CORE.HOSTS 
         add constraint UK9ramlv6uxwt13v0wj7q0tucsx unique (SERVER_NAME, SERVER_PORT);
 

ccm-core/src/test/resources-wildfly-remote-pgsql/scripts/create_ccm_core_schema.sql

@@ -2,8 +2,6 @@ drop schema if exists CCM_CORE cascade;
 
 drop sequence if exists HIBERNATE_SEQUENCE;
 
-    create schema CCM_CORE;
-
     create table CCM_CORE.APPLICATIONS (
         APPLICATION_TYPE varchar(1024) not null,
         PRIMARY_URL varchar(1024) not null,
@@ -94,6 +92,7 @@ drop sequence if exists HIBERNATE_SEQUENCE;
     create table CCM_CORE.CCM_ROLES (
         ROLE_ID int8 not null,
         NAME varchar(512) not null,
+        UUID varchar(255) not null,
         primary key (ROLE_ID)
     );
 
@@ -541,11 +540,11 @@ drop sequence if exists HIBERNATE_SEQUENCE;
         SETTING_ID int8 not null,
         CONFIGURATION_CLASS varchar(512) not null,
         NAME varchar(512) not null,
+        SETTING_VALUE_LONG int8,
         SETTING_VALUE_BIG_DECIMAL numeric(19, 2),
         SETTING_VALUE_BOOLEAN boolean,
-        SETTING_VALUE_STRING varchar(1024),
         SETTING_VALUE_DOUBLE float8,
-        SETTING_VALUE_LONG int8,
+        SETTING_VALUE_STRING varchar(1024),
         primary key (SETTING_ID)
     );
 
@@ -771,6 +770,9 @@ drop sequence if exists HIBERNATE_SEQUENCE;
     alter table CCM_CORE.CCM_OBJECTS 
         add constraint UK_1cm71jlagvyvcnkqvxqyit3wx unique (UUID);
 
+    alter table CCM_CORE.CCM_ROLES 
+        add constraint UK_rfmsjqsq6kagolsod3ufkugll unique (UUID);
+
     alter table CCM_CORE.HOSTS 
         add constraint UK9ramlv6uxwt13v0wj7q0tucsx unique (SERVER_NAME, SERVER_PORT);
 

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-copy.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-grant-inherited.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-grant-recursivly.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-grant.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-revoke-recursivly.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/after-revoke.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/data-recursivly.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/PermissionManagerTest/data.yml

@@ -1,7 +1,9 @@
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
 ccm_core.ccm_objects:
     - object_id: -20001

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleManagerTest/after-add.yml

@@ -82,10 +82,13 @@ ccm_core.group_memberships:
       member_id: -30
 ccm_core.ccm_roles: 
     - role_id: -2000
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -2100
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
     - role_id: -2200
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: role3
 ccm_core.role_memberships:
     # role1 <-> jdoe

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleManagerTest/after-remove.yml

@@ -82,10 +82,13 @@ ccm_core.group_memberships:
       member_id: -30
 ccm_core.ccm_roles: 
     - role_id: -2000
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -2100
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
     - role_id: -2200
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: role3
 ccm_core.role_memberships:
     # role1 <-> group3

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleManagerTest/data.yml

@@ -82,10 +82,13 @@ ccm_core.group_memberships:
       member_id: -30
 ccm_core.ccm_roles: 
     - role_id: -2000
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -2100
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
     - role_id: -2200
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: role3
 ccm_core.role_memberships:
     # role1 <-> jdoe

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleRepositoryTest/after-delete.yml

@@ -1,5 +1,7 @@
 ccm_core.ccm_roles:
     - role_id: -10
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: administrator
     - role_id: -30
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: reader

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleRepositoryTest/after-save-changed.yml

@@ -1,7 +1,10 @@
 ccm_core.ccm_roles:
     - role_id: -10
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: administrator
     - role_id: -20
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: writer
     - role_id: -30
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: reader

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleRepositoryTest/after-save-new.yml

@@ -1,9 +1,13 @@
 ccm_core.ccm_roles:
     - role_id: -10
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: administrator
     - role_id: -20
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: user
     - role_id: -30
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: reader
     - role_id: -40
+      uuid: 9feb2623-671a-4fd4-bd3f-1adc7f51f62e
       name: editor

ccm-core/src/test/resources/datasets/org/libreccm/security/RoleRepositoryTest/data.yml

@@ -1,7 +1,10 @@
 ccm_core.ccm_roles:
     - role_id: -10
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: administrator
     - role_id: -20
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: user
     - role_id: -30
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: reader

ccm-core/src/test/resources/datasets/org/libreccm/security/ShiroTest/data.yml

@@ -98,10 +98,13 @@ ccm_core.group_memberships:
       member_id: -41003
 ccm_core.ccm_roles:
     - role_id: -10001
+      uuid: 42038ba3-35b9-4894-843f-cb39ae1be763
       name: role1
     - role_id: -10002
+      uuid: c821a93d-78aa-4b87-ac1b-3e3229e0fdd9
       name: role2
     - role_id: -10003
+      uuid: 0e73623c-8d6a-4544-88a4-e4b104e7c0b6
       name: public-role
 ccm_core.role_memberships:
     # role1 <-> group1