update OpenJDK 17.0.1 documentation links

developers.html

@@ -951,14 +951,14 @@ Java HotSpot(TM) 64-Bit Server VM (build 17.0.1+12-LTS-39, mixed mode, sharing)
           		</ul>
           </li>
           <li>
-              <a href="https://docs.oracle.com/en/java/javase/16" target="_blank">JDK 16 Javadoc Documentation</a>
+              <a href="https://docs.oracle.com/en/java/javase/17" target="_blank">JDK 17 Documentation</a>
               is useful.
               <!--
               <a href="https://docs.oracle.com/javase/8/docs/api" target="_blank">Java 8 Javadoc</a>
               is also online.-->
           </li>
           <li>
-              <a href="https://www.oracle.com/java/technologies/javase-downloads.html" target="_blank">Javadoc Documentation Download</a> 
+              <a href="https://www.oracle.com/java/technologies/javase-jdk17-doc-downloads.html" target="_blank">Javadoc Documentation Download</a> 
               for local use is available on the
               Oracle Java SE Downloads page.
               Extract the <code style="color:darkgreen"><b>docs</b></code> directory tree provided by the .zip
@@ -969,6 +969,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 17.0.1+12-LTS-39, mixed mode, sharing)
           </li>
           <li>
               Java language feature summaries:
+              <a href="https://openjdk.java.net/projects/jdk/17" target="_blank">JDK&nbsp;17</a>,
               <a href="https://openjdk.java.net/projects/jdk/16" target="_blank">JDK&nbsp;16</a>,
               <a href="https://openjdk.java.net/projects/jdk/15" target="_blank">JDK&nbsp;15</a>,
               <a href="https://openjdk.java.net/projects/jdk/14" target="_blank">JDK&nbsp;14</a>,
@@ -3091,7 +3092,7 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
             <a href="https://savage.nps.edu/developers.html">https://savage.nps.edu/developers.html</a>
         </blockquote>
         <blockquote>
-            Revised 17 December 2021.
+            Revised 20 December 2021.
         </blockquote>
 
         <p>