Pass jdk and compile classpath to metalava

1 files changed, 7 insertions, 0 deletions

diff --git a/buildSrc/src/main/kotlin/com/google/devtools/ksp/ApiCheck.kt b/buildSrc/src/main/kotlin/com/google/devtools/ksp/ApiCheck.kt
index ddd04a29..03a07b6d 100644
--- a/buildSrc/src/main/kotlin/com/google/devtools/ksp/ApiCheck.kt
+++ b/buildSrc/src/main/kotlin/com/google/devtools/ksp/ApiCheck.kt
@@ -54,6 +54,8 @@ fun Project.configureMetalava() {
 private fun JavaExec.configureCommonMetalavaArgs(
     project: Project
 ) {
+    val jdkHome = org.gradle.internal.jvm.Jvm.current().getJavaHome().absolutePath
+    val compileClasspath = project.getCompileClasspath()
     val apiFiles = project.fileTree(project.projectDir).also {
         it.include("**/*.kt")
         it.include("**/*.java")
@@ -65,10 +67,15 @@ private fun JavaExec.configureCommonMetalavaArgs(
     classpath = project.getMetalavaConfiguration()
     main = "com.android.tools.metalava.Driver"
     args = listOf(
+        "--jdk-home", jdkHome,
+        "--classpath", compileClasspath,
         "--source-files",
     ) + apiFiles.files.map { it.absolutePath }
 }
 
+private fun Project.getCompileClasspath(): String =
+    configurations.findByName("compileClasspath")!!.files.map { it.absolutePath }.joinToString(":")
+
 private fun Project.getMetalavaConfiguration(): Configuration {
     return configurations.findByName("metalava") ?: configurations.create("metalava") {
         val dependency = dependencies.create("com.android.tools.metalava:metalava:1.0.0-alpha04")