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 30197)
+++ 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;