Fixed android-gradle-plugin crash with android gradle build tools 2.2.0

2 files changed, 17 insertions, 8 deletions

diff --git a/runners/android-gradle-plugin/build.gradle b/runners/android-gradle-plugin/build.gradle
index dd6f2e3d..6e8da695 100644
--- a/runners/android-gradle-plugin/build.gradle
+++ b/runners/android-gradle-plugin/build.gradle
@@ -2,11 +2,6 @@ apply plugin: 'java'
 
 sourceCompatibility = 1.6
 
-task wrapper(type: Wrapper) {
-    gradleVersion = '2.5'
-    distributionUrl = "https://services.gradle.org/distributions/gradle-$gradleVersion-all.zip"
-}
-
 apply plugin: 'com.github.johnrengelman.shadow'
 
 configurations {
@@ -18,6 +13,10 @@ tasks.withType(AbstractCompile) {
     classpath += configurations.shadow
 }
 
+repositories {
+    jcenter()
+}
+
 dependencies {
     testCompile group: 'junit', name: 'junit', version: '4.12'
     shadow project(':runners:fatjar')
@@ -26,7 +25,7 @@ dependencies {
     provided gradleApi()
     provided localGroovy()
 
-    shadow 'com.android.tools.build:gradle:2.0.0'
+    shadow 'com.android.tools.build:gradle:2.2.0'
 }
 
 task sourceJar(type: Jar) {
diff --git a/runners/android-gradle-plugin/src/main/kotlin/main.kt b/runners/android-gradle-plugin/src/main/kotlin/main.kt
index 054ed358..11040b2a 100644
--- a/runners/android-gradle-plugin/src/main/kotlin/main.kt
+++ b/runners/android-gradle-plugin/src/main/kotlin/main.kt
@@ -1,12 +1,16 @@
 package org.jetbrains.dokka.gradle
 
 import com.android.build.gradle.AppExtension
+import com.android.build.gradle.BasePlugin
 import com.android.build.gradle.LibraryExtension
 import com.android.build.gradle.api.BaseVariant
+import com.android.build.gradle.internal.VariantManager
 import org.gradle.api.Plugin
 import org.gradle.api.Project
 import org.gradle.api.tasks.SourceSet
 import java.io.File
+import kotlin.reflect.jvm.isAccessible
+import kotlin.reflect.memberProperties
 
 open class DokkaAndroidPlugin : Plugin<Project> {
     val allVariantsClassPath = mutableSetOf<File>()
@@ -32,8 +36,14 @@ open class DokkaAndroidPlugin : Plugin<Project> {
     }
 
     private fun collectClasspath(project: Project) {
-        val variants = project.collectAllVariants()
-        variants.flatMapTo(allVariantsClassPath) { it.javaCompiler.classpath.files }
+        val plugin = (project.plugins.findPlugin("android")
+                ?: project.plugins.findPlugin("android-library")
+                ?: project.plugins.findPlugin("com.android.test")) as BasePlugin
+
+        val variantManagerProperty = plugin::class.memberProperties.find { it.name == "variantManager" }!!
+        variantManagerProperty.isAccessible = true
+        val variantManager = variantManagerProperty.get(plugin) as VariantManager
+        variantManager.variantDataList.flatMapTo(allVariantsClassPath) { it.variantConfiguration.compileClasspath }
     }
 }