Update docs to use new Spring style sheets.

spring-credhub-docs/build.gradle

@@ -29,17 +29,66 @@ description = "Spring CredHub Documentation"
 
 apply plugin: 'org.asciidoctor.convert'
 
+repositories {
+	maven { url "https://repo.spring.io/libs-snapshot-local" }
+	mavenCentral()
+}
+
+configurations {
+	docs
+}
+
 dependencies {
 	compile project(":spring-credhub-core")
 	compile("io.projectreactor:reactor-core")
+
+	docs("io.spring.docresources:spring-doc-resources:0.1.1.BUILD-SNAPSHOT@zip")
+}
+
+task prepareAsciidocBuild(type: Sync) {
+	dependsOn configurations.docs
+	// copy doc resources
+	from {
+		configurations.docs.collect { zipTree(it) }
+	}
+	// and doc sources
+	from "src/docs/asciidoc"
+	// to a temporary build directory
+	into "$buildDir/asciidoc"
 }
 
 asciidoctor {
-	sourceDir = file('src/docs/asciidoc')
-	attributes 'revnumber': project.version,
+	sourceDir = file("$buildDir/asciidoc")
+	sources {
+		include '*.adoc'
+	}
+	resources {
+		from(sourceDir) {
+			include 'images/*', 'css/**', 'js/**'
+		}
+	}
+	logDocuments = true
+	backends = ["html5"]
+	options doctype: 'book', eruby: 'erubis'
+	attributes  'icons': 'font',
+			'idprefix': '',
+			'idseparator': '-',
+			docinfo: 'shared',
+			revnumber: project.version,
+			'spring-version': project.version,
 			'branch-or-tag': project.version.endsWith('SNAPSHOT') ? 'master' : "v${project.version}",
+			sectanchors: '',
+			sectnums: '',
+			stylesdir: "css/",
+			stylesheet: 'spring.css',
+			'linkcss': true,
 			'nofooter': true,
-			'allow-uri-read': ''
+			'allow-uri-read': '',
+			'source-highlighter=highlight.js',
+			'highlightjsdir=js/highlight',
+			'highlightjs-theme=atom-one-dark-reasonable'
 }
 
+asciidoctor.dependsOn prepareAsciidocBuild
+
 configurations.archives.artifacts.clear()

spring-credhub-docs/src/docs/asciidoc/boot-configuration.adoc

@@ -16,7 +16,7 @@ To use mutual TLS authentication to a CredHub server, simply provide the URL of
 
 [source,properties,%autofit]
 ----
-include::{examples-dir}/config-minimal.yml[]
+include::{examples-dir}config-minimal.yml[]
 ----
 
 See the {credhub-api-mtls}[CredHub documentation] for more information on mutual TLS authentication.
@@ -30,7 +30,7 @@ Spring CredHub supports client credentials grant tokens for authentication using
 
 [source,properties,%autofit]
 ----
-include::{examples-dir}/config-oauth2.yml[]
+include::{examples-dir}config-oauth2.yml[]
 ----
 
 The ID provided in `spring.credhub.oauth2.registration-id` must refer to a client configured under `spring.security.oauth2.client.registration`.

spring-credhub-docs/src/docs/asciidoc/index.adoc

@@ -8,7 +8,7 @@ Scott Frederick;
 :toclevels: 3
 :sectlinks:
 
-:examples-dir: ../../test/java/com/example/credhub/
+:examples-dir: ../../src/test/java/com/example/credhub/
 :credhub-home: https://docs.cloudfoundry.org/credhub/
 :credhub-api-home: https://credhub-api.cfapps.io/
 :credhub-api-credentials: {credhub-api-home}version/2.0/#credentials

spring-credhub-docs/src/docs/asciidoc/operations.adoc

@@ -65,5 +65,5 @@ Application classes can autowire an instance of this bean to interact with a Cre
 
 [source,java,%autofit]
 ----
-include::{examples-dir}/CredHubService.java[]
+include::{examples-dir}CredHubService.java[]
 ----

spring-credhub-docs/src/docs/asciidoc/reactive-operations.adoc

@@ -65,5 +65,5 @@ Application classes can autowire an instance of this bean to interact with a Cre
 
 [source,java,%autofit]
 ----
-include::{examples-dir}/ReactiveCredHubService.java[]
+include::{examples-dir}ReactiveCredHubService.java[]
 ----