Merge pull request #88 from martinda/expose-jclouds-core-api

Expose the jclouds core classes to consumers of this library

build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'java'
+    id 'java-library'
     id 'maven-publish'
     id 'com.github.johnrengelman.shadow' version '6.1.0'
     id "io.github.gradle-nexus.publish-plugin" version "1.1.0"
@@ -24,7 +24,10 @@ dependencies {
 
     implementation 'javax.xml.bind:jaxb-api:2.3.1'
     implementation 'javax.annotation:javax.annotation-api:1.3.2'
-    implementation ("org.apache.jclouds:jclouds-core:${jcloudsVersion}")
+
+    // The ArtifactApi takes in org.jclouds.io.Payload, so it must be exposed as an API
+    api("org.apache.jclouds:jclouds-core:${jcloudsVersion}")
+
     implementation ("com.google.inject:guice:${guiceVersion}")
     implementation ("com.google.inject.extensions:guice-assistedinject:${guiceVersion}")
     implementation ("com.google.auto.service:auto-service-annotations:${autoServiceVersion}")
@@ -104,6 +107,7 @@ javadoc {
     options.with {
         links "https://docs.oracle.com/javase/${compatibilityVersion.toString().split("\\.").last()}/docs/api"
         links "https://google.github.io/guice/api-docs/${dependencies.guiceVersion}/javadoc/"
+        links "https://javadoc.io/doc/org.apache.jclouds/jclouds-core/${dependencies.jcloudsVersion}"
         addStringOption('Xdoclint:none', '-quiet')
         addStringOption('source', '8')
     }