From db732c7c9437d7ee7901d46a0d8fec5318abed27 Mon Sep 17 00:00:00 2001
From: "Kai.Yuan" <kent.yuan@Gmail.com>
Date: Fri, 12 Apr 2024 12:48:40 +0200
Subject: [PATCH 1/2] [ISSUE-16300_maven] fix

---
 .../multimodulemavenproject/maven-daomodule/pom.xml    | 10 ----------
 .../multimodulemavenproject/maven-entitymodule/pom.xml | 10 ----------
 .../maven-mainappmodule/pom.xml                        |  6 ------
 .../maven-userdaomodule/pom.xml                        |  4 ----
 maven-modules/multimodulemavenproject/pom.xml          |  9 +--------
 5 files changed, 1 insertion(+), 38 deletions(-)

diff --git a/maven-modules/multimodulemavenproject/maven-daomodule/pom.xml b/maven-modules/multimodulemavenproject/maven-daomodule/pom.xml
index 474cc20adb..7b41adba24 100644
--- a/maven-modules/multimodulemavenproject/maven-daomodule/pom.xml
+++ b/maven-modules/multimodulemavenproject/maven-daomodule/pom.xml
@@ -19,17 +19,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>${maven.compiler.source}</source>
-                    <target>${maven.compiler.target}</target>
-                </configuration>
             </plugin>
         </plugins>
     </build>
-
-    <properties>
-        <maven.compiler.source>9</maven.compiler.source>
-        <maven.compiler.target>9</maven.compiler.target>
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/maven-modules/multimodulemavenproject/maven-entitymodule/pom.xml b/maven-modules/multimodulemavenproject/maven-entitymodule/pom.xml
index a9b169a8b9..fa9328a837 100644
--- a/maven-modules/multimodulemavenproject/maven-entitymodule/pom.xml
+++ b/maven-modules/multimodulemavenproject/maven-entitymodule/pom.xml
@@ -19,17 +19,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>${maven.compiler.source}</source>
-                    <target>${maven.compiler.target}</target>
-                </configuration>
             </plugin>
         </plugins>
     </build>
-
-    <properties>
-        <maven.compiler.source>9</maven.compiler.source>
-        <maven.compiler.target>9</maven.compiler.target>
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/maven-modules/multimodulemavenproject/maven-mainappmodule/pom.xml b/maven-modules/multimodulemavenproject/maven-mainappmodule/pom.xml
index 0dd11ef991..797a01f04f 100644
--- a/maven-modules/multimodulemavenproject/maven-mainappmodule/pom.xml
+++ b/maven-modules/multimodulemavenproject/maven-mainappmodule/pom.xml
@@ -37,17 +37,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>${maven.compiler.source}</source>
-                    <target>${maven.compiler.target}</target>
-                </configuration>
             </plugin>
         </plugins>
     </build>
 
     <properties>
-        <maven.compiler.source>9</maven.compiler.source>
-        <maven.compiler.target>9</maven.compiler.target>
         <entitymodule.version>1.0</entitymodule.version>
         <daomodule.version>1.0</daomodule.version>
         <userdaomodule.version>1.0</userdaomodule.version>
diff --git a/maven-modules/multimodulemavenproject/maven-userdaomodule/pom.xml b/maven-modules/multimodulemavenproject/maven-userdaomodule/pom.xml
index d5fe513e09..293ee3e4e6 100644
--- a/maven-modules/multimodulemavenproject/maven-userdaomodule/pom.xml
+++ b/maven-modules/multimodulemavenproject/maven-userdaomodule/pom.xml
@@ -32,10 +32,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>${maven.compiler.source}</source>
-                    <target>${maven.compiler.target}</target>
-                </configuration>
             </plugin>
         </plugins>
     </build>
diff --git a/maven-modules/multimodulemavenproject/pom.xml b/maven-modules/multimodulemavenproject/pom.xml
index 16493e8547..1e7a00fa44 100644
--- a/maven-modules/multimodulemavenproject/pom.xml
+++ b/maven-modules/multimodulemavenproject/pom.xml
@@ -9,13 +9,6 @@
     <name>multimodulemavenproject</name>
     <packaging>pom</packaging>
 
-    <parent>
-        <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-        <relativePath>../../</relativePath>
-    </parent>
-
     <modules>
         <module>maven-entitymodule</module>
         <module>maven-daomodule</module>
@@ -45,4 +38,4 @@
         <target.version>1.9</target.version>
     </properties>
 
-</project>
\ No newline at end of file
+</project>

From a25ad3d064af21dea15b58e9daad814c0169f386 Mon Sep 17 00:00:00 2001
From: "Kai.Yuan" <kent.yuan@Gmail.com>
Date: Sun, 14 Apr 2024 16:28:44 +0200
Subject: [PATCH 2/2] [ISSUE-16300_maven]  add comment

---
 maven-modules/multimodulemavenproject/pom.xml | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/maven-modules/multimodulemavenproject/pom.xml b/maven-modules/multimodulemavenproject/pom.xml
index 1e7a00fa44..5a6eea7cf4 100644
--- a/maven-modules/multimodulemavenproject/pom.xml
+++ b/maven-modules/multimodulemavenproject/pom.xml
@@ -9,6 +9,13 @@
     <name>multimodulemavenproject</name>
     <packaging>pom</packaging>
 
+    <!--
+     No <parent> tag since we want the compiler plugin defined
+     in the <pluginManagement> to be used in submodules.
+     Detailed discussion:
+       https://jira.baeldung.com/browse/BAEL-7813
+    -->
+
     <modules>
         <module>maven-entitymodule</module>
         <module>maven-daomodule</module>
@@ -38,4 +45,4 @@
         <target.version>1.9</target.version>
     </properties>
 
-</project>
+</project>
\ No newline at end of file