diff --git a/java/org/slub/rosetta/dps/repository/plugin/storage/nfs/SLUBStoragePlugin.java b/java/org/slub/rosetta/dps/repository/plugin/storage/nfs/SLUBStoragePlugin.java
index c9bf904973f9ef5a9289a0600634a389fa9e5d5c..a6f8a1e4002cad51ffd8946c41a17293f195af4b 100644
--- a/java/org/slub/rosetta/dps/repository/plugin/storage/nfs/SLUBStoragePlugin.java
+++ b/java/org/slub/rosetta/dps/repository/plugin/storage/nfs/SLUBStoragePlugin.java
@@ -139,7 +139,7 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
      *
      * @param fixity concrete fixity object
      * @param storedEntityIdentifier
-     * @param is RelativePath
+     * @param isRelativePath RelativePath
      * @param algorithm which algorithm should be used
      * @return result
      * @throws NoSuchAlgorithmException
@@ -163,7 +163,6 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
      * @param fixity concrete fixity object
      * @param storedEntityIdentifier path to file which should be checked
      * @param isRelativePath indicates if path is relative
-     * @param result result is boolean variable to hold states of all fixity checks
      * @return result
      * @throws Exception
      */
@@ -424,7 +423,8 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
     private File getCanonicalFile(String srcPath)
     {
         log.info("SLUBStoragePlugin.getCanonicalFile() srcPath='"+ srcPath + "'");
-        String fileName = srcPath.split("\\" + File.separator)[(srcPath.split("\\" + File.separator).length - 1)];
+        String backslash = "\\";
+        String fileName = srcPath.split(backslash + File.separator)[(srcPath.split(backslash + File.separator).length - 1)];
         try
         {
             File canonicalSrcDir = new File(srcPath).getParentFile().getCanonicalFile();
@@ -502,7 +502,7 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
             throw new Exception("error, no section in entity of type "+entitytype +" with 'internalIdentfier' in associated iedoc found, do you use plugin for others than permanent data (IE and filestream)? You should not! Also do not use it for SIPstoragePermanentGroup!");
         }
         String iepid = null;
-        log.debug("SLUBStoragePlugin.getStreamRelativePath iesec=" + iesec.toString());
+        log.debug("SLUBStoragePlugin.getStreamRelativePath iesec=" + iesec);
         List<DnxSectionRecord> records = iesec.getRecordList();
         for (DnxSectionRecord element : records) {
             if ("PID".equals(element.getKeyById("internalIdentifierType").getValue())) {
@@ -512,8 +512,8 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
         }
         // raise Exception if IEPID is null
         if (null == iepid) {
-            log.error ("SLUBStoragePlugin.getStreamRelativePath iesec="+iesec.toString() );
-            throw new Exception("error, could not get IEPID for storedEntityMetaData:"+storedEntityMetaData.toString() +" of type " + entitytype);
+            log.error ("SLUBStoragePlugin.getStreamRelativePath iesec="+iesec() );
+            throw new Exception("error, could not get IEPID for storedEntityMetaData:"+storedEntityMetaData +" of type " + entitytype);
         }
         log.debug("SLUBStoragePlugin.getStreamRelativePath iepid=" + iepid + " (entitytype=" + entitytype + ")");
         // get creationDate of "objectCharacteristics"
@@ -525,7 +525,7 @@ public class SLUBStoragePlugin extends AbstractStorageHandler {
         sdf.setLenient(false); /* if parse errors, do not guess about */
         Date d = sdf.parse(datestring);
         date.setTime(d);
-        log.debug("SLUBStoragePlugin.getStreamRelativePath creation Date read=" + datestring + " parsed=" + date.toString());
+        log.debug("SLUBStoragePlugin.getStreamRelativePath creation Date read=" + datestring + " parsed=" + date);
         // now create path in format /yyyy/MM/dd/IEPID/
         relativeDirectoryPath = relativeDirectoryPath + new SimpleDateFormat("yyyy").format(d);
         relativeDirectoryPath = relativeDirectoryPath + File.separator;