diff --git a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AbstractAuxiliaryCacheFactory.java b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AbstractAuxiliaryCacheFactory.java
index 5702ffe..bca907f 100644
--- a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AbstractAuxiliaryCacheFactory.java
+++ b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AbstractAuxiliaryCacheFactory.java
@@ -29,24 +29,6 @@
     private String name = this.getClass().getSimpleName();
 
     /**
-     * Initialize this factory
-     */
-    @Override
-    public void initialize()
-    {
-        // empty
-    }
-
-    /**
-     * Dispose of this factory, clean up shared resources
-     */
-    @Override
-    public void dispose()
-    {
-        // empty
-    }
-
-    /**
      * Gets the name attribute of the DiskCacheFactory object
      * <p>
      * @return The name value
diff --git a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AuxiliaryCacheFactory.java b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AuxiliaryCacheFactory.java
index ffaf2ae..52bffcd 100644
--- a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AuxiliaryCacheFactory.java
+++ b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/AuxiliaryCacheFactory.java
@@ -48,12 +48,12 @@
     /**
      * Initialize this factory
      */
-    void initialize();
+    default void initialize() { /* empty */ }
 
     /**
      * Dispose of this factory, clean up shared resources
      */
-    void dispose();
+    default void dispose()  { /* empty */ }
 
     /**
      * Sets the name attribute of the AuxiliaryCacheFactory object
diff --git a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/lateral/socket/tcp/LateralTCPCacheFactory.java b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/lateral/socket/tcp/LateralTCPCacheFactory.java
index ce7d98d..e75936a 100644
--- a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/lateral/socket/tcp/LateralTCPCacheFactory.java
+++ b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/auxiliary/lateral/socket/tcp/LateralTCPCacheFactory.java
@@ -21,7 +21,6 @@
 
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.StringTokenizer;
 import java.util.concurrent.ConcurrentHashMap;
 
 import org.apache.commons.jcs3.auxiliary.AbstractAuxiliaryCacheFactory;
@@ -96,12 +95,11 @@
         // no servers are required.
         if ( lac.getTcpServers() != null )
         {
-            StringTokenizer it = new StringTokenizer( lac.getTcpServers(), "," );
-            log.debug( "Configured for [{0}] servers.", () -> it.countTokens() );
+            String servers[] = lac.getTcpServers().split("\\s*,\\s*");
+            log.debug( "Configured for [{0}] servers.", servers.length );
 
-            while ( it.hasMoreElements() )
+            for (String server : servers)
             {
-                String server = (String) it.nextElement();
                 log.debug( "tcp server = {0}", server );
                 ITCPLateralCacheAttributes lacC = (ITCPLateralCacheAttributes) lac.clone();
                 lacC.setTcpServer( server );
diff --git a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/engine/behavior/ICacheObserver.java b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/engine/behavior/ICacheObserver.java
index dfb85ff..8fffb6b 100644
--- a/commons-jcs-core/src/main/java/org/apache/commons/jcs3/engine/behavior/ICacheObserver.java
+++ b/commons-jcs-core/src/main/java/org/apache/commons/jcs3/engine/behavior/ICacheObserver.java
@@ -43,8 +43,6 @@
     <K, V> void addCacheListener( String cacheName, ICacheListener<K, V> obj )
         throws IOException;
 
-    //, CacheNotFoundException;
-
     /**
      * Subscribes to all caches.
      *