--- a/artifacts/src/main/java/org/dive4elements/river/collections/D4EArtifactCollection.java	Thu Jan 18 20:10:59 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/collections/D4EArtifactCollection.java	Thu Jan 18 20:12:01 2018 +0100
@@ -231,7 +231,8 @@
 
         try {
             // Save the merged document into database.
-            getArtifactDB().setCollectionAttribute(identifier(), getContext().getMeta(), doc);
+            getArtifactDB().setCollectionAttribute(
+                identifier(), getContext().getMeta(), doc);
 
             log.info("Saving CollectionAttribute was successful.");
 
@@ -325,7 +326,7 @@
             return null;
         }
 
-        // XXX NOTE: the outGen is not able to process its generate() operation,
+        // XXX NOTE: outGen is not able to process its generate() operation,
         // because it has no OutputStream set!
         Document dummy = XMLUtils.newDocument();
         outGen.init(out, dummy, null, getContext());
@@ -382,7 +383,9 @@
         // If type contains 'chartinfo' use a generator that
         // just allow access to width, height etc.
 
-        String key = type != null && !type.isEmpty() && type.indexOf("chartinfo") > 0
+        String key = type != null
+            && !type.isEmpty()
+            && type.indexOf("chartinfo") > 0
             ? type
             : name;
 
@@ -440,7 +443,10 @@
      *
      * @param generator The generator that gets a master Artifact.
      */
-    protected void prepareMasterArtifact(D4EArtifact master, OutGenerator generator) {
+    protected void prepareMasterArtifact(
+        D4EArtifact master,
+        OutGenerator generator
+    ) {
         // Get master artifact.
         if (master != null) {
             log.debug("Set master Artifact to uuid: " + master.identifier());
@@ -464,7 +470,9 @@
                 identifier(), callMeta);
 
             String masterUUID   = XMLUtils.xpathString(
-                document, XPATH_MASTER_UUID, ArtifactNamespaceContext.INSTANCE);
+                document,
+                XPATH_MASTER_UUID,
+                ArtifactNamespaceContext.INSTANCE);
             D4EArtifact masterArtifact =
                 (D4EArtifact) getArtifact(masterUUID);
             return masterArtifact;
@@ -574,7 +582,7 @@
      * This method returns the list of artifact UUIDs that this collections
      * contains.
      *
-     * @param context The CallContext that is necessary to get information about
+     * @param context CallContext that is necessary to get information about
      * the ArtifactDatabase.
      *
      * @return a list of uuids.
@@ -666,7 +674,9 @@
         try {
             for (String uuid: getArtifactUUIDs()) {
                 D4EArtifact subArt = (D4EArtifact) getArtifact(uuid);
-                if (subArt.getName() != null && subArt.getName().equals(name)) {
+                if (
+                    subArt.getName() != null && subArt.getName().equals(name)
+                ) {
                     ret.add(subArt);
                 }
             }