diff --git a/libx/tar.jar b/lib/tar.jar
similarity index 100%
rename from libx/tar.jar
rename to lib/tar.jar
diff --git a/lib/tar.license b/lib/tar.license
new file mode 100644
index 000000000..95fabaf04
--- /dev/null
+++ b/lib/tar.license
@@ -0,0 +1,15 @@
+
+    ----  Public Domain  ----
+
+This work was autored by Timothy Gerard Endres, time@gjt.org.
+
+This work has been placed into the public domain.
+
+You are free to use this work in any way you wish.
+
+DISCLAIMER
+
+THIS SOFTWARE IS PROVIDED AS-IS, WITH ABSOLUTELY NO WARRANTY.
+YOU ASSUME ALL RESPONSIBILITY FOR ANY AND ALL CONSEQUENCES
+THAT MAY RESULT FROM THE USE OF THIS SOFTWARE!
+
diff --git a/source/de/anomic/server/serverUpdaterCallback.java b/source/de/anomic/server/serverUpdaterCallback.java
index 9b6dc2b07..597ea4b54 100644
--- a/source/de/anomic/server/serverUpdaterCallback.java
+++ b/source/de/anomic/server/serverUpdaterCallback.java
@@ -1,8 +1,11 @@
 package de.anomic.server;
 
 public interface serverUpdaterCallback {
-	public boolean updateIsPossible();
-	public String getUpdateReleaseFileName();
-	public String getUpdateSource();	
-	public void grantUpdate();
-}
+	public boolean updateYaCyIsPossible();
+	public void grantYaCyUpdate();
+	public String getYaCyUpdateReleaseVersion();
+	//public File getYaCyUpdateReleaseFile();
+	public String getYaCyUpdateSource();
+	public void signalYaCyShutdown();
+	public void signalYaCyRestart();
+}
\ No newline at end of file