From cbcbec4d3831d6236a2dbf1f17d50b447800994a Mon Sep 17 00:00:00 2001
From: Alexey Kudinkin <alexey@infinilake.com>
Date: Tue, 16 Nov 2021 18:30:16 -0800
Subject: [PATCH] [MINOR] Fixed checkstyle config to be based off Maven
 root-dir (requires Maven >=3.3.1 to work properly); (#4009)

Updated README
---
 README.md            | 2 +-
 pom.xml              | 2 ++
 style/checkstyle.xml | 2 +-
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 764ba0d48..f20ec82dd 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ Prerequisites for building Apache Hudi:
 * Unix-like system (like Linux, Mac OS X)
 * Java 8 (Java 9 or 10 may work)
 * Git
-* Maven
+* Maven (>=3.3.1)
 
 ```
 # Checkout code and build
diff --git a/pom.xml b/pom.xml
index 888d8d32c..8336097e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -231,6 +231,8 @@
           <sourceDirectories>
             <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
           </sourceDirectories>
+          <!-- NOTE: This property is only available in Maven >= 3.3.1 -->
+          <propertyExpansion>basedir=${maven.multiModuleProjectDirectory}</propertyExpansion>
           <excludes>**\/generated-sources\/</excludes>
         </configuration>
         <executions>
diff --git a/style/checkstyle.xml b/style/checkstyle.xml
index 7dbce7973..ff90b7f3c 100644
--- a/style/checkstyle.xml
+++ b/style/checkstyle.xml
@@ -305,7 +305,7 @@
         <module name="SimplifyBooleanExpression"/>
 
         <module name="ImportControl">
-            <property name="file" value="style/import-control.xml"/>
+            <property name="file" value="${basedir}/style/import-control.xml"/>
             <property name="path" value="^.*[\\/]hudi-client[\\/]hudi-client-common[\\/]src[\\/].*$"/>
         </module>