2 files changed, 16 insertions, 14 deletions
diff --git a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
index 4a4518b9..554748b9 100644
--- a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
+++ b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaTask.kt
@@ -53,8 +53,12 @@ open class DokkaTask : DefaultTask() {
 
     var dokkaRuntime: Configuration? = null
 
+    var defaultDokkaRuntime: Configuration? = null
+
     @Input
-    var dokkaFatJar: Any = "org.jetbrains.dokka:dokka-fatjar:${DokkaVersion.version}"
+    var dokkaFatJar: String = "dokka-fatjar-${DokkaVersion.version}"
+
+    private val defaultDokkaFatJar = "dokka-fatjar-${DokkaVersion.version}"
 
     @Input
     var impliedPlatforms: MutableList<String> = arrayListOf()
@@ -94,20 +98,17 @@ open class DokkaTask : DefaultTask() {
     @Input
     var subProjects: List<String> = emptyList()
 
-    fun tryResolveFatJar(project: Project): Set<File> {
+    fun tryResolveFatJar(configuration: Configuration?): Set<File> {
         return try {
-            dokkaRuntime!!.resolve()
+            configuration!!.resolve()
         } catch (e: Exception) {
-            project.parent?.let { tryResolveFatJar(it) } ?: throw e
+            project.parent?.let { tryResolveFatJar(configuration) } ?: throw e
         }
     }
 
     fun loadFatJar() {
         if (ClassloaderContainer.fatJarClassLoader == null) {
-            val jars = if (dokkaFatJar is File)
-                setOf(dokkaFatJar as File)
-            else
-                tryResolveFatJar(project)
+            val jars = tryResolveFatJar(dokkaRuntime).toList().union(tryResolveFatJar(defaultDokkaRuntime).toList()).filter { it.name.contains(dokkaFatJar) || it.name.contains(defaultDokkaFatJar) }
             ClassloaderContainer.fatJarClassLoader = URLClassLoader(jars.map { it.toURI().toURL() }.toTypedArray(), ClassLoader.getSystemClassLoader().parent)
         }
     }
@@ -139,11 +140,6 @@ open class DokkaTask : DefaultTask() {
 
     @TaskAction
     fun generate() {
-        if (dokkaRuntime == null) {
-            dokkaRuntime = project.configurations.getByName("dokkaRuntime")
-        }
-
-        dokkaRuntime?.defaultDependencies{ dependencies -> dependencies.add(project.dependencies.create(dokkaFatJar)) }
         val kotlinColorsEnabledBefore = System.getProperty(COLORS_ENABLED_PROPERTY) ?: "false"
         System.setProperty(COLORS_ENABLED_PROPERTY, "false")
         try {
diff --git a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/main.kt b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/main.kt
index 7cc19900..16e633fd 100644
--- a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/main.kt
+++ b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/main.kt
@@ -16,8 +16,14 @@ open class DokkaPlugin : Plugin<Project> {
         DokkaVersion.loadFrom(javaClass.getResourceAsStream("/META-INF/gradle-plugins/org.jetbrains.dokka.properties"))
 
         // TODO: Register instead of create for Gradle >= 4.10
+        val dokkaRuntimeConfiguration = project.configurations.create("dokkaRuntime")
+        val defaultDokkaRuntimeConfiguration = project.configurations.create("defaultDokkaRuntime")
+
+        defaultDokkaRuntimeConfiguration.defaultDependencies{ dependencies -> dependencies.add(project.dependencies.create("org.jetbrains.dokka:dokka-fatjar:${DokkaVersion.version}")) }
+
         project.tasks.create("dokka", DokkaTask::class.java).apply {
-            dokkaRuntime = project.configurations.create("dokkaRuntime")
+            dokkaRuntime = dokkaRuntimeConfiguration
+            defaultDokkaRuntime = defaultDokkaRuntimeConfiguration
             moduleName = project.name
             outputDirectory = File(project.buildDir, "dokka").absolutePath
         }