Index: /trunk/src/org/openstreetmap/josm/actions/search/SearchAction.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/actions/search/SearchAction.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/actions/search/SearchAction.java	(revision 10598)
@@ -623,5 +623,5 @@
         private boolean canceled;
         private int foundMatches;
-        private SearchReceiver resultReceiver;
+        private final SearchReceiver resultReceiver;
 
         private SearchTask(DataSet ds, SearchSetting setting, Collection<OsmPrimitive> selection, Predicate<OsmPrimitive> predicate,
Index: /trunk/src/org/openstreetmap/josm/gui/MapView.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/MapView.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/gui/MapView.java	(revision 10598)
@@ -325,5 +325,5 @@
     private static class WarningLayerPainter implements LayerPainter {
         boolean warningPrinted = false;
-        private Layer layer;
+        private final Layer layer;
 
         WarningLayerPainter(Layer layer) {
Index: /trunk/src/org/openstreetmap/josm/gui/layer/LayerManager.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/layer/LayerManager.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/gui/layer/LayerManager.java	(revision 10598)
@@ -102,5 +102,5 @@
         private final Layer removedLayer;
         private final boolean lastLayer;
-        private Collection<Layer> scheduleForRemoval = new ArrayList<>();
+        private final Collection<Layer> scheduleForRemoval = new ArrayList<>();
 
         LayerRemoveEvent(LayerManager source, Layer removedLayer) {
Index: /trunk/src/org/openstreetmap/josm/gui/layer/imagery/ImageryFilterSettings.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/layer/imagery/ImageryFilterSettings.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/gui/layer/imagery/ImageryFilterSettings.java	(revision 10598)
@@ -18,5 +18,5 @@
     protected SharpenImageProcessor sharpenImageProcessor = new SharpenImageProcessor();
     protected ColorfulImageProcessor collorfulnessImageProcessor = new ColorfulImageProcessor();
-    private List<FilterChangeListener> filterChangeListeners = new CopyOnWriteArrayList<>();
+    private final List<FilterChangeListener> filterChangeListeners = new CopyOnWriteArrayList<>();
 
     /**
Index: /trunk/src/org/openstreetmap/josm/tools/MemoryManager.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/tools/MemoryManager.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/tools/MemoryManager.java	(revision 10598)
@@ -28,5 +28,5 @@
     private static final MemoryManager INSTANCE = new MemoryManager();
 
-    private ArrayList<MemoryHandle<?>> activeHandles = new ArrayList<>();
+    private final ArrayList<MemoryHandle<?>> activeHandles = new ArrayList<>();
 
     protected MemoryManager() {
Index: /trunk/src/org/openstreetmap/josm/tools/bugreport/BugReport.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/tools/bugreport/BugReport.java	(revision 10597)
+++ /trunk/src/org/openstreetmap/josm/tools/bugreport/BugReport.java	(revision 10598)
@@ -42,5 +42,5 @@
     private boolean includeData = true;
     private boolean includeAllStackTraces;
-    private ReportedException exception;
+    private final ReportedException exception;
     private final CopyOnWriteArrayList<BugReportListener> listeners = new CopyOnWriteArrayList<>();