Index: /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingCellRenderer.java
===================================================================
--- /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingCellRenderer.java	(revision 35265)
+++ /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingCellRenderer.java	(revision 35266)
@@ -15,6 +15,7 @@
 import org.openstreetmap.josm.tools.ImageProvider;
 
-final public class TaggingCellRenderer extends DefaultListCellRenderer {
-    @Override public Component getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
+public final class TaggingCellRenderer extends DefaultListCellRenderer {
+    @Override
+    public Component getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
         TaggingPreset a = null;
         if (value instanceof TaggingPreset)
Index: /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingPresetTester.java
===================================================================
--- /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingPresetTester.java	(revision 35265)
+++ /applications/editors/josm/plugins/tagging-preset-tester/src/org/openstreetmap/josm/plugins/taggingpresettester/TaggingPresetTester.java	(revision 35266)
@@ -6,6 +6,4 @@
 import java.awt.Dimension;
 import java.awt.GridBagLayout;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
 import java.util.Arrays;
 import java.util.Collection;
@@ -17,6 +15,4 @@
 import javax.swing.JFrame;
 import javax.swing.JPanel;
-import javax.swing.event.ListSelectionEvent;
-import javax.swing.event.ListSelectionListener;
 
 import org.openstreetmap.josm.data.coor.LatLon;
@@ -80,10 +76,7 @@
         panel.add(taggingPresets, GBC.std(0,0).fill(GBC.BOTH).weight(0.5, 1.0));
         panel.add(taggingPresetPanel, GBC.std(1,0).fill(GBC.BOTH).weight(0.5, 1.0));
-        taggingPresets.addSelectionListener(new ListSelectionListener(){
-            @Override
-            public void valueChanged(ListSelectionEvent e) {
-                if (!e.getValueIsAdjusting() && taggingPresets.getSelectedPreset() != null) {
-                    reselect();
-                }
+        taggingPresets.addSelectionListener(e -> {
+            if (!e.getValueIsAdjusting() && taggingPresets.getSelectedPreset() != null) {
+                reselect();
             }
         });
@@ -91,11 +84,8 @@
 
         JButton b = new JButton(tr("Reload"));
-        b.addActionListener(new ActionListener(){
-            @Override
-            public void actionPerformed(ActionEvent e) {
-                TaggingPreset p = taggingPresets.getSelectedPreset();
-                reload();
-                if (p!=null)taggingPresets.setSelectedPreset(p);
-            }
+        b.addActionListener(e -> {
+            TaggingPreset p = taggingPresets.getSelectedPreset();
+            reload();
+            if (p!=null) taggingPresets.setSelectedPreset(p);
         });
         panel.add(b, GBC.std(0,1).span(2,1).fill(GBC.HORIZONTAL));
@@ -113,9 +103,7 @@
             args = new String[]{c.getSelectedFile().getPath()};
         }
-        if (args!=null) {
-            JFrame f = new TaggingPresetTester(args);
-            f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-            f.setVisible(true);
-        }
+        JFrame f = new TaggingPresetTester(args);
+        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        f.setVisible(true);
     }