diff --git a/src/main/java/robaho/net/httpserver/ActivityTimer.java b/src/main/java/robaho/net/httpserver/ActivityTimer.java
index 3d62e02..ca9f1e7 100644
--- a/src/main/java/robaho/net/httpserver/ActivityTimer.java
+++ b/src/main/java/robaho/net/httpserver/ActivityTimer.java
@@ -6,7 +6,7 @@
 import java.util.Locale;
 import java.util.TimerTask;
 
-class ActivityTimer {
+final class ActivityTimer {
     private static volatile long now = System.currentTimeMillis();
     private static volatile String dateAndTime = formatDate();
 
@@ -39,14 +39,14 @@ private static String formatDate() {
         return sb.toString();
     }
 
-    public static long now() {
+    static long now() {
         return now;
     }
     /**
      * return the formatted current date and time suitable for use with the Date http header. this
      * is OK to cache since the resolution is only seconds, and we will update more often than that
      */
-    public static String dateAndTime() {
+    static String dateAndTime() {
         return dateAndTime;
     }
 
diff --git a/src/main/java/robaho/net/httpserver/NoSyncBufferedInputStream.java b/src/main/java/robaho/net/httpserver/NoSyncBufferedInputStream.java
index 888c1bc..d6b3cd9 100644
--- a/src/main/java/robaho/net/httpserver/NoSyncBufferedInputStream.java
+++ b/src/main/java/robaho/net/httpserver/NoSyncBufferedInputStream.java
@@ -100,6 +100,7 @@ private void fill() throws IOException {
      *                          or an I/O error occurs.
      * @see        java.io.FilterInputStream#in
      */
+    @Override
     public int read() throws IOException {
         if (pos >= count) {
             fill();
@@ -167,6 +168,7 @@ private int read1(byte[] b, int off, int len) throws IOException {
      *                          or an I/O error occurs.
      * @throws     IndexOutOfBoundsException {@inheritDoc}
      */
+    @Override
     public int read(byte[] b, int off, int len) throws IOException {
         ensureOpen();
         if ((off | len | (off + len) | (b.length - (off + len))) < 0) {
@@ -199,6 +201,7 @@ public int read(byte[] b, int off, int len) throws IOException {
      *                      {@code in.skip(n)} throws an IOException,
      *                      or an I/O error occurs.
      */
+    @Override
     public long skip(long n) throws IOException {
         ensureOpen();
         if (n <= 0) {
@@ -229,6 +232,7 @@ public long skip(long n) throws IOException {
      *                          invoking its {@link #close()} method,
      *                          or an I/O error occurs.
      */
+    @Override
     public int available() throws IOException {
         if (in == null)
             throw new IOException("Stream closed");
@@ -248,6 +252,7 @@ public int available() throws IOException {
      *
      * @throws     IOException  if an I/O error occurs.
      */
+    @Override
     public void close() throws IOException {
         if(buf!=null) {
             buf = null;