Add a link to SparkJava demo from website and README

README.md

@@ -48,6 +48,8 @@ Example Applications
   - Read more about using this application on the [`gcloud-java-examples` docs page](http://googlecloudplatform.github.io/gcloud-java/apidocs/?com/google/gcloud/examples/DatastoreExample.html).
 - [`ResourceManagerExample`](https://github.com/GoogleCloudPlatform/gcloud-java/blob/master/gcloud-java-examples/src/main/java/com/google/gcloud/examples/ResourceManagerExample.java) - A simple command line interface providing some of Cloud Resource Manager's functionality
   - Read more about using this application on the [`gcloud-java-examples` docs page](http://googlecloudplatform.github.io/gcloud-java/apidocs/?com/google/gcloud/examples/ResourceManagerExample.html).
+- [`SparkDemo`](https://github.com/GoogleCloudPlatform/java-docs-samples/blob/master/managedvms/sparkjava) - An example of using gcloud-java-datastore from within the SparkJava and App Engine Managed VM frameworks.
+  - Read about how it works on the example's [README page](https://github.com/GoogleCloudPlatform/java-docs-samples/tree/master/managedvms/sparkjava#how-does-it-work).
 - [`StorageExample`](https://github.com/GoogleCloudPlatform/gcloud-java/blob/master/gcloud-java-examples/src/main/java/com/google/gcloud/examples/StorageExample.java) - A simple command line interface providing some of Cloud Storage's functionality
   - Read more about using this application on the [`gcloud-java-examples` docs page](http://googlecloudplatform.github.io/gcloud-java/apidocs/?com/google/gcloud/examples/StorageExample.html).
 

src/site/resources/index.html

@@ -172,6 +172,18 @@ <h4>Example: Retrieve Datastore Entries</h4>
                 </div><!-- end of .container -->
             </section><!-- end of .featuring -->
 
+            <section class="block examples">
+                <div class="container clearfix">
+                    <h3 class="block-title">Examples</h3>
+
+                    <ul>
+                        <li>
+                          <a href="https://github.com/GoogleCloudPlatform/java-docs-samples/tree/master/managedvms/sparkjava"><code>SparkJava demo</code></a> - Use gcloud-java with App Engine Managed VMs, Datastore, and SparkJava.
+                        </li>
+                    </ul>
+                </div>
+            </section>
+
             <section class="block faq">
                 <div class="container">
                     <h3 class="block-title">FAQ</h3>