Update the Java image

Issue-ID: DMAAP-503
Change-Id: Iec32abddbbbae7c91df47e486b16f6e6511e27a1
Signed-off-by: sunil unnava <su622b@att.com>
diff --git a/demo/docker_files/Dockerfile b/demo/docker_files/Dockerfile
index 87e96ee..56ed86b 100644
--- a/demo/docker_files/Dockerfile
+++ b/demo/docker_files/Dockerfile
@@ -1,4 +1,4 @@
-FROM anapsix/alpine-java
+FROM openjdk:8-jdk
 
 MAINTAINER Wurstmeister