diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/model/JournalDAOImpl.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/model/JournalDAOImpl.java
index 497a6f9a419a1f0f6a5f5114e346baa6498c4e39..4d4d340c0ad82ae6e1c2be98543a82ad19b0cc3f 100644
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/model/JournalDAOImpl.java
+++ b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/model/JournalDAOImpl.java
@@ -149,7 +149,6 @@ public class JournalDAOImpl implements JournalDAO {
 
     }
 
-
     @Override
     public void closeJournal(String id) {
         // establish connection
@@ -164,7 +163,13 @@ public class JournalDAOImpl implements JournalDAO {
         connection.close();
     }
 
-    public boolean existsJournalId(String annotationId) {
+    /**
+     * Checks if uuid ist used
+     *
+     * @param journalId uuid
+     * @return true if free
+     */
+    public boolean existsJournalId(String journalId) {
 
         // establish connection
         MysqlConnect connection = new MysqlConnect();
@@ -172,7 +177,7 @@ public class JournalDAOImpl implements JournalDAO {
 
         // build and execute request
         String request = "SELECT COUNT(*) > 0 AS `exists` FROM journals WHERE id = ?;";
-        VereinfachtesResultSet rs = connection.issueSelectStatement(request, annotationId);
+        VereinfachtesResultSet rs = connection.issueSelectStatement(request, journalId);
 
         if (rs.next()) {
             // save the response
@@ -194,6 +199,12 @@ public class JournalDAOImpl implements JournalDAO {
 
     }
 
+    /**
+     * extracts a journal from VereinfachtesResultSet
+     *
+     * @param rs VereinfachtesResultSet
+     * @return journal
+     */
     private Journal getJournalFromResultSet(VereinfachtesResultSet rs) {
 
         String id = rs.getString("id");
diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/DummyJournalService.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/DummyJournalService.java
deleted file mode 100644
index 829e4320b932aa46da3b2abd94f5df82189a7415..0000000000000000000000000000000000000000
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/DummyJournalService.java
+++ /dev/null
@@ -1,159 +0,0 @@
-//package unipotsdam.gf.modules.journal.service;
-//
-//import org.slf4j.Logger;
-//import org.slf4j.LoggerFactory;
-//import unipotsdam.gf.modules.assessment.controller.model.StudentIdentifier;
-//import unipotsdam.gf.modules.journal.model.Journal;
-//import unipotsdam.gf.modules.journal.model.JournalFilter;
-//import unipotsdam.gf.modules.journal.model.Visibility;
-//
-//import java.util.ArrayList;
-//import java.util.Calendar;
-//
-///**
-// * Service Implementation to test rest, no Database operations
-// */
-//
-//public class DummyJournalService implements JournalService {
-//
-//    private final Logger log = LoggerFactory.getLogger(DummyJournalService.class);
-//
-//
-//    private final Calendar cal = Calendar.getInstance();
-//
-//    private long id = 4;
-//
-//    private ArrayList<Journal> journals = new ArrayList<>();
-//
-//    public DummyJournalService(){
-//
-//        resetList();
-//    }
-//
-//    @Override
-//    public Journal getJournal(String id) {
-//        for (Journal j : journals) {
-//            if(j.getId() == Long.valueOf(id)){
-//                return j;
-//            }
-//        }
-//        return null;
-//    }
-//
-//    @Override
-//    public ArrayList<Journal> getAllJournals(String student, String project, JournalFilter filter) {
-//        log.debug(">> get all journals(" + student  + "," + project + ","  + filter + ")");
-//
-//        ArrayList<Journal> result = new ArrayList<>();
-//
-//        for (Journal j: journals) {
-//
-//            //always show own Journals
-//            if(j.getStudentIdentifier().getStudentId().equals(student)){
-//                result.add(j);
-//            }else{
-//
-//                // if Visibility All, show if Filter allows it
-//                if (j.getVisibility() == Visibility.ALL && filter==JournalFilter.ALL){
-//                    result.add(j);
-//                }
-//
-//                //If Visibility Group, show if student is in group and filter allows it
-//                //TODO: project != Group, for testing ok, change for real Service
-//                if (j.getVisibility()== Visibility.GROUP && j.getStudentIdentifier().getProjectId().equals(project) && filter == JournalFilter.ALL){
-//                    result.add(j);
-//                }
-//
-//                //TODO if Dozent
-//            }
-//
-//        }
-//        log.debug("<< get all journals(" + student , "," + project + ")");
-//
-//        return result;
-//    }
-//
-//    @Override
-//    public ArrayList<Journal> getAllJournals(String student, String project) {
-//        return getAllJournals(student,project,JournalFilter.ALL);
-//     }
-//
-//    @Override
-//    public boolean saveJournal(long id, String student, String project, String text, String visibility, String category) {
-//        if (id == -1){
-//
-//            StudentIdentifier studentId = new StudentIdentifier(student,project);
-//            journals.add(new Journal(this.id++, studentId, text , cal.getTimeInMillis(), stringToVisibility(visibility) , category));
-//
-//        } else {
-//            for (Journal j : journals){
-//                if(j.getId() == id){
-//                    j.setEntry(text);
-//                    j.setVisibility(stringToVisibility(visibility));
-//                    j.setCategory(category);
-//                }
-//            }
-//            resetList();
-//        }
-//        return true;
-//    }
-//
-//    @Override
-//    public boolean deleteJournal(long id) {
-//        for (Journal j : journals) {
-//            if (j.getId() == id) {
-//                journals.remove(j);
-//                return true;
-//            }
-//        }
-//        return false;
-//    }
-//
-//    @Override
-//    public void closeJournal(String journal) {
-//
-//    }
-//
-//    private Visibility stringToVisibility(String visibility) {
-//        // If String does not match enum IllegalArgumentException
-//        Visibility v ;
-//        try{
-//            v = Visibility.valueOf(visibility);
-//        }catch (IllegalArgumentException e){
-//            v = Visibility.MINE;
-//            log.debug("Illegal argument for visibility, default to MINE");
-//        }
-//        return v;
-//    }
-//
-//    private void resetList() {
-//
-//        StudentIdentifier studentIdentifier = new StudentIdentifier("0","0");
-//        StudentIdentifier studentIdentifier2 = new StudentIdentifier("0","1");
-//
-//        String test = "**nec** nec facilisis nibh, sed sagittis tortor. Suspendisse vel felis ac leo dignissim efficitur. Nunc non egestas eros, sit amet vestibulum nunc. Sed bibendum varius molestie. Proin augue mauris, mollis sed efficitur efficitur, sagittis quis eros. Praesent tincidunt tincidunt porttitor. Maecenas quis ornare tellus. Nunc euismod vestibulum neque, sed luctus neque convallis in. Duis molestie ex ut nunc dignissim condimentum ut vitae dui. Vestibulum diam lorem, eleifend sit amet lobortis nec, vulputate a leo. In nec ante felis. Maecenas interdum nunc et odio placerat fringilla. Aenean felis purus, mollis id lectus non, fringilla tincidunt mi. Nunc sed rutrum ex, vel tempus odio.";
-//
-//        Journal j1 = new Journal(0,studentIdentifier,test, cal.getTimeInMillis() , Visibility.ALL, "Recherche");
-//        j1.setAuthor("Test Test");
-//        Journal j2 = new Journal(1,studentIdentifier,test, cal.getTimeInMillis() , Visibility.MINE, "Untersuchungskonzept");
-//        j2.setAuthor("Test Test");
-//        Journal j3 = new Journal(2,studentIdentifier,test, cal.getTimeInMillis() , Visibility.GROUP, "Methodik");
-//        j3.setAuthor("Test Test");
-//        Journal j4 = new Journal(3,studentIdentifier,test, cal.getTimeInMillis() , Visibility.DOZENT ,"Recherche");
-//        j4.setAuthor("Test Test");
-//        Journal j5 = new Journal(4,studentIdentifier2,test, cal.getTimeInMillis() , Visibility.GROUP, "Durchführung");
-//        j5.setAuthor("ASD DSA");
-//
-//        journals = new ArrayList<>();
-//
-//        journals.add(j1);
-//        journals.add(j2);
-//        journals.add(j3);
-//        journals.add(j4);
-//        journals.add(j5);
-//
-//    }
-//
-//
-//
-//}
diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/JournalServiceImpl.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/JournalServiceImpl.java
index 56e7a4075f7b08a6feae12809efc1651f97d843f..aa18b98ec86a9de873996cc7870897db802a1abe 100644
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/JournalServiceImpl.java
+++ b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/service/JournalServiceImpl.java
@@ -54,31 +54,44 @@ public class JournalServiceImpl implements JournalService {
 
     @Override
     public ArrayList<Journal> getAllJournals(String student, String project) {
+        log.debug(">> get all journals(" + student + "," + project + ")");
+
         return journalDAO.getAllByProject(project);
     }
 
     @Override
     public void saveJournal(String id, String student, String project, String text, String visibility, String category) {
+        log.debug(">> save journal(" + id + "," + student + "," + project + "," + text + "," + visibility + "," + category + ")");
+
         Journal journal = new Journal(id, new StudentIdentifier(student, project), text, JournalUtils.stringToVisibility(visibility), JournalUtils.stringToCategory(category));
 
         //if id = 0 new Journal else update
         if (id.equals("0")) {
+
+            log.debug("save journal: create new");
             journalDAO.createJournal(journal);
         } else {
+            log.debug("save journal: update" + journal.getId());
             journalDAO.updateJournal(journal);
         }
+        log.debug("<<< save journal");
 
     }
 
     @Override
-    public void deleteJournal(String id) {
+    public void deleteJournal(String journal) {
+        log.debug(">>> delete journal:" + journal);
+        journalDAO.deleteJournal(journal);
+        log.debug("<<< delete journal");
     }
 
     @Override
     public void closeJournal(String journal) {
+        log.debug(">>> close journal: " + journal);
         journalDAO.closeJournal(journal);
+        log.debug("<<< close journal");
     }
 
-
+    //TODO Export for assessment
 }
 
diff --git a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/util/JournalUtils.java b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/util/JournalUtils.java
index 6a3700f2934ff55310cb69584b414cecabd4e1e9..322cef1b3e4714ff8ead0f6d63f41279aead47b9 100644
--- a/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/util/JournalUtils.java
+++ b/gemeinsamforschen/src/main/java/unipotsdam/gf/modules/journal/util/JournalUtils.java
@@ -5,13 +5,24 @@ import org.slf4j.LoggerFactory;
 import unipotsdam.gf.core.management.utils.Category;
 import unipotsdam.gf.modules.journal.model.Visibility;
 
+/**
+ * Utility class for Journal and Project description
+ */
 public class JournalUtils {
 
     public static final Logger log = LoggerFactory.getLogger(JournalUtils.class);
 
+    /**
+     * Coverts a strirng to enum category
+     *
+     * @param category string
+     * @return category, TITLE if string does not match
+     */
     public static Category stringToCategory(String category) {
-        // If String does not match enum IllegalArgumentException
+
         Category c;
+
+        // If String does not match enum IllegalArgumentException
         try {
             c = Category.valueOf(category);
         } catch (IllegalArgumentException e) {
@@ -22,9 +33,16 @@ public class JournalUtils {
         return c;
     }
 
+    /**
+     * Converts a string to enum visibility
+     *
+     * @param visibility string
+     * @return visibility, NONE if string does not match
+     */
     public static Visibility stringToVisibility(String visibility) {
-        // If String does not match enum IllegalArgumentException
         Visibility v;
+
+        // If String does not match enum IllegalArgumentException
         try {
             v = Visibility.valueOf(visibility);
         } catch (IllegalArgumentException e) {
diff --git a/gemeinsamforschen/src/main/webapp/assets/js/e-portfolio.js b/gemeinsamforschen/src/main/webapp/assets/js/e-portfolio.js
index 3e9df813f05dc907c1526a471caf09c22e074f8e..90c909eef06c634acba4fde80e68b11c1776e043 100644
--- a/gemeinsamforschen/src/main/webapp/assets/js/e-portfolio.js
+++ b/gemeinsamforschen/src/main/webapp/assets/js/e-portfolio.js
@@ -118,6 +118,7 @@ function linkLoeschen(name) {
 }
 
 function closeJournal() {
+    //TODO reload when modal close
     var journalID = $('#journalID-input').val();
     console.log("schließe:=" + journalID);