Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Coordinate.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Coordinate.java	(revision 31791)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Coordinate.java	(revision 31792)
@@ -57,5 +57,5 @@
     @Override
     public String toString() {
-        return "Coordinate[" + data.y + ", " + data.x + "]";
+        return "Coordinate[" + data.y + ", " + data.x + ']';
     }
 
Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapMarkerCircle.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapMarkerCircle.java	(revision 31791)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapMarkerCircle.java	(revision 31792)
@@ -152,5 +152,5 @@
     @Override
     public String toString() {
-        return "MapMarker at " + getLat() + " " + getLon();
+        return "MapMarker at " + getLat() + ' ' + getLon();
     }
 
Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapPolygonImpl.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapPolygonImpl.java	(revision 31791)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/MapPolygonImpl.java	(revision 31792)
@@ -108,5 +108,5 @@
     @Override
     public String toString() {
-        return "MapPolygon [points=" + points + "]";
+        return "MapPolygon [points=" + points + ']';
     }
 }
Index: applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/checkBoxTree/CheckBoxNodeData.java
===================================================================
--- applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/checkBoxTree/CheckBoxNodeData.java	(revision 31791)
+++ applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/checkBoxTree/CheckBoxNodeData.java	(revision 31792)
@@ -27,5 +27,5 @@
 
     public Boolean isSelected() {
-            return layer.isVisible();
+        return layer.isVisible();
     }
 
@@ -35,5 +35,5 @@
 
     public String getText() {
-            return layer.getName();
+        return layer.getName();
     }
 
@@ -43,10 +43,10 @@
 
     public void setAbstractLayer(final AbstractLayer layer) {
-            this.layer = layer;
+        this.layer = layer;
     }
 
     @Override
     public String toString() {
-            return getClass().getSimpleName() + "[" + getText() + "/" + isSelected() + "]";
+        return getClass().getSimpleName() + '[' + getText() + '/' + isSelected() + ']';
     }
 }