Create the Java API doc section on tensorflow.org

PiperOrigin-RevId: 316922276
Change-Id: I1fd4458017daecfd7256313480a4b3d1602a9310

tensorflow/lite/g3doc/_book.yaml

@@ -198,6 +198,8 @@ upper_tabs:
       - title: "Overview"
         status: external
         path: /api_docs/python/tf/lite
+      - heading: "Android (Java)"
+      - include: /lite/api_docs/java/_toc.yaml
       - heading: "C++"
       - title: Overview
         path: /lite/api_docs/cc/

tensorflow/lite/g3doc/api_docs/index.md

@@ -4,7 +4,7 @@ The API reference documentation provides detailed information for each of the
 classes and methods in the TensorFlow Lite library. Choose your preferred
 platform from the list below.
 
-*   [Python API reference](/api_docs/python/tf/lite)
-*   Android API reference (coming soon)
+*   [Python API reference](https://tensorflow.org/api_docs/python/tf/lite)
+*   [Android (Java) API reference](https://tensorflow.org/lite/api_docs/java/org/tensorflow/lite/package-summary)
 *   iOS API reference (coming soon)
-*   [C++ API reference](/lite/api_docs/cc/)
+*   [C++ API reference](https://tensorflow.org/lite/api_docs/cc)