From 10d1ecb431c3bd0a0c8995d65db14a1a5bc85094 Mon Sep 17 00:00:00 2001
From: Tomoko Uchida <tomoko@apache.org>
Date: Mon, 18 May 2020 23:36:15 +0900
Subject: [PATCH] LUCENE-9333: lazily evaluate for 'docroot' property

---
 gradle/documentation/changes-to-html.gradle | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gradle/documentation/changes-to-html.gradle b/gradle/documentation/changes-to-html.gradle
index e3a38485838..16e9d216817 100644
--- a/gradle/documentation/changes-to-html.gradle
+++ b/gradle/documentation/changes-to-html.gradle
@@ -32,7 +32,7 @@ class ChangesToHtmlTask extends DefaultTask {
   File siteDir = project.rootProject.file("lucene/site/changes")
 
   @OutputDirectory
-  File targetDir = project.file("${project.docroot}/changes")
+  Provider<File> targetDir = project.providers.provider { project.file("${project.docroot}/changes") }
 
   @Input
   def luceneDocUrl = "${->project.luceneDocUrl}"
@@ -52,7 +52,7 @@ class ChangesToHtmlTask extends DefaultTask {
     def result = project.exec {
       executable "perl"
       standardInput changesFile.newInputStream()
-      standardOutput project.file("${targetDir}/Changes.html").newOutputStream()
+      standardOutput project.file("${targetDir.get()}/Changes.html").newOutputStream()
       errorOutput = output
       ignoreExitValue = true