Index: /applications/editors/josm/plugins/log4j/.classpath
===================================================================
--- /applications/editors/josm/plugins/log4j/.classpath	(revision 31228)
+++ /applications/editors/josm/plugins/log4j/.classpath	(revision 31229)
@@ -4,5 +4,7 @@
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry combineaccessrules="false" kind="src" path="/JOSM"/>
-	<classpathentry exported="true" kind="lib" path="lib/log4j-1.2.17.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/log4j-1.2-api-2.3.jar"/>
+	<classpathentry exported="true" kind="lib" path="lib/log4j-api-2.3.jar"/>
+	<classpathentry kind="lib" path="lib/log4j-core-2.3.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
Index: /applications/editors/josm/plugins/log4j/.project
===================================================================
--- /applications/editors/josm/plugins/log4j/.project	(revision 31228)
+++ /applications/editors/josm/plugins/log4j/.project	(revision 31229)
@@ -13,4 +13,5 @@
 	</buildSpec>
 	<natures>
+		<nature>org.sonar.ide.eclipse.core.sonarNature</nature>
 		<nature>org.eclipse.jdt.core.javanature</nature>
 	</natures>
Index: /applications/editors/josm/plugins/log4j/.settings/org.sonar.ide.eclipse.core.prefs
===================================================================
--- /applications/editors/josm/plugins/log4j/.settings/org.sonar.ide.eclipse.core.prefs	(revision 31229)
+++ /applications/editors/josm/plugins/log4j/.settings/org.sonar.ide.eclipse.core.prefs	(revision 31229)
@@ -0,0 +1,6 @@
+eclipse.preferences.version=1
+extraProperties=
+lastAnalysisDate=1433688043070
+projectKey=josm-plugins
+serverUrl=http\://josm.openstreetmap.de/sonar
+version=2
Index: /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/Log4jPlugin.java
===================================================================
--- /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/Log4jPlugin.java	(revision 31228)
+++ /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/Log4jPlugin.java	(revision 31229)
@@ -1,3 +1,3 @@
-//License: GPL. Copyright 2012 Don-vip
+// License: GPL. For details, see LICENSE file.
 package org.openstreetmap.josm.plugins.log4j;
 
@@ -5,5 +5,14 @@
 import org.openstreetmap.josm.plugins.PluginInformation;
 
+/**
+ * Log4j plugin brings the Log4j API to other plugins.
+ * @version 2.3
+ */
 public class Log4jPlugin extends Plugin {
+
+    /**
+     * Constructs a new {@code Log4jPlugin}.
+     * @param info plugin info
+     */
     public Log4jPlugin(PluginInformation info) {
         super(info);
Index: /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/package-info.java
===================================================================
--- /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/package-info.java	(revision 31229)
+++ /applications/editors/josm/plugins/log4j/src/org/openstreetmap/josm/plugins/log4j/package-info.java	(revision 31229)
@@ -0,0 +1,6 @@
+// License: GPL. For details, see LICENSE file.
+
+/**
+ * Provides Main plugin class.
+ */
+package org.openstreetmap.josm.plugins.log4j;