Refactoring Java API website landing page

docs/api/java/index.md

@@ -1,6 +1,12 @@
 # MXNet - Java Inference API
 
-MXNet supports Java for performing inference on a trained model. The aim of the MXNet Java package is to provide an efficient and easy to use inference API.
+MXNet supports Java for performing inference on a trained model. The MXNet Java Inference API is an extension of the [Scala Infer API](../../api/scala/infer.html) which provides model loading and inference functionality.
+
+The goal of the MXNet Java package is to provide an efficient and easy to use inference API.
 The MXNet Java package makes it easy to quickly deploy an existing model into a production level Java ecosystem.
 
-See the [Java Infer API javadocs](../../docs/index.html#org.apache.mxnet.infer.package) for detailed API information and the [tutorial page](../../tutorials/index.html) for detailed tutorials and examples using the Java Inference API.
+## Tutorials
+See the [tutorial page](../../tutorials/index.html) for detailed tutorials and examples using the Java Inference API.
+
+## Java Inference API Reference
+The [Java Infer API javadocs](../../docs/index.html#org.apache.mxnet.infer.package) provides detailed API information.