[FAB-15507] Add doc

Version neutral landing page docs for chaincode Javadoc site

Change-Id: I294f208d4b15595ec86b5b9970171e1343a4320f
Signed-off-by: James Taylor <[email protected]>

Author: jt-nti

.gitignore

@@ -37,4 +37,8 @@ nbdist/
 
 local-config.yaml
 gradle.properties
-.vscode/
+.vscode/
+
+### Jekyll ###
+.sass-cache
+_site

docs/404.md

@@ -0,0 +1,10 @@
+---
+title: "404 - Page Not Found"
+permalink: /404.html
+---
+
+## The page you wanted does not exist
+
+If you were looking for Javadoc, try one of the releases below:
+
+{% include javadocs.html %}

docs/_config.yml

@@ -0,0 +1,5 @@
+theme: minima
+title: "fabric-chaincode-java"
+releases:
+  - master
+  - release-1.4

docs/_includes/footer.html

@@ -0,0 +1,26 @@
+<header class="site-header">
+
+  <div class="wrapper">
+    <a class="site-title" rel="author" href="{{ "/" | relative_url }}">{{ site.title | escape }}</a>
+
+    {%- assign num_releases = site.releases | size -%}
+    {%- if num_releases > 0 -%}
+      <nav class="site-nav">
+        <input type="checkbox" id="nav-trigger" class="nav-trigger" />
+        <label for="nav-trigger">
+          <span class="menu-icon">
+            <svg viewBox="0 0 18 15" width="18px" height="15px">
+              <path d="M18,1.484c0,0.82-0.665,1.484-1.484,1.484H1.484C0.665,2.969,0,2.304,0,1.484l0,0C0,0.665,0.665,0,1.484,0 h15.032C17.335,0,18,0.665,18,1.484L18,1.484z M18,7.516C18,8.335,17.335,9,16.516,9H1.484C0.665,9,0,8.335,0,7.516l0,0 c0-0.82,0.665-1.484,1.484-1.484h15.032C17.335,6.031,18,6.696,18,7.516L18,7.516z M18,13.516C18,14.335,17.335,15,16.516,15H1.484 C0.665,15,0,14.335,0,13.516l0,0c0-0.82,0.665-1.483,1.484-1.483h15.032C17.335,12.031,18,12.695,18,13.516L18,13.516z"/>
+            </svg>
+          </span>
+        </label>
+
+        <div class="trigger">
+          {%- for release in site.releases -%}
+            <a class="page-link" href="https://github.com/hyperledger/fabric-chaincode-java/tree/{{ release }}">{{ release | escape }}</a>
+          {%- endfor -%}
+        </div>
+      </nav>
+    {%- endif -%}
+  </div>
+</header>

docs/_includes/header.html

@@ -0,0 +1,5 @@
+<ul>
+  {%- for release in site.releases -%}
+    <li><a class="page-link" href="{{ release | relative_url }}/api/">{{ release | escape }}</a></li>
+  {%- endfor -%}
+</ul>

docs/_includes/javadocs.html

@@ -0,0 +1,45 @@
+---
+layout: home
+---
+
+Hyperledger Fabric offers a number of SDKs to support developing smart contracts (chaincode)
+in various programming languages. There are two other smart contract SDKs available for Go, and Node.js, in addition to this Java SDK:
+
+  * [Go SDK documentation](https://godoc.org/github.com/hyperledger/fabric/core/chaincode/shim)
+  * [Node.js SDK documentation](https://fabric-shim.github.io/)
+
+## Documentation
+
+Detailed explanation on the concepts and programming model for smart contracts can be found in the [Chaincode Tutorials section of the Hyperledger Fabric documentation](http://hyperledger-fabric.readthedocs.io/en/latest/chaincode.html).
+
+Javadoc is available for each release:
+
+{% include javadocs.html %}
+
+## Download
+
+Gradle:
+
+```
+dependencies {
+  implementation 'org.hyperledger.fabric-chaincode-java:fabric-chaincode-shim:VERSION'
+}
+```
+
+Maven:
+
+```
+<dependency>
+  <groupId>org.hyperledger.fabric-chaincode-java</groupId>
+  <artifactId>fabric-chaincode-shim</artifactId>
+  <version>VERSION</version>
+</dependency>
+```
+
+More options can be found on the [central maven repository](https://search.maven.org/artifact/org.hyperledger.fabric-chaincode-java/fabric-chaincode-shim/).
+
+Check the [release notes](https://github.com/hyperledger/fabric-chaincode-java/releases) for the changes in each version.
+
+## Samples
+
+Java chaincode samples for commercial paper and fabcar can be found in the [fabric-samples repository](https://github.com/hyperledger/fabric-samples)