define maven plugin versions in properties

Author: infeo

pom.xml

@@ -32,6 +32,13 @@
 		<jimfs.version>1.3.0</jimfs.version>
 
 		<!-- build plugin dependencies -->
+		<mvn-compiler.version>3.13.0</mvn-compiler.version>
+		<mvn-surefire.version>3.5.1</mvn-surefire.version>
+		<mvn-jar.version>3.4.2</mvn-jar.version>
+		<mvn-source.version>3.3.1</mvn-source.version>
+		<mvn-javadoc.version>3.10.1</mvn-javadoc.version>
+		<mvn-gpg.version>3.2.7</mvn-gpg.version>
+
 		<dependency-check.version>11.0.0</dependency-check.version>
 		<junit-tree-reporter.version>1.3.0</junit-tree-reporter.version>
 		<jacoco.version>0.8.12</jacoco.version>
@@ -143,7 +150,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.13.0</version>
+				<version>${mvn-compiler.version}</version>
 				<configuration>
 					<showWarnings>true</showWarnings>
 					<annotationProcessorPaths>
@@ -158,7 +165,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>3.5.1</version>
+				<version>${mvn-surefire.version}</version>
 				<dependencies>
 					<dependency>
 						<groupId>me.fabriciorby</groupId>
@@ -181,11 +188,11 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.4.2</version>
+				<version>${mvn-jar.version}</version>
 			</plugin>
 			<plugin>
 				<artifactId>maven-source-plugin</artifactId>
-				<version>3.3.1</version>
+				<version>${mvn-source.version}</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>
@@ -197,7 +204,7 @@
 			</plugin>
 			<plugin>
 				<artifactId>maven-javadoc-plugin</artifactId>
-				<version>3.10.1</version>
+				<version>${mvn-javadoc.version}</version>
 				<executions>
 					<execution>
 						<id>attach-javadocs</id>
@@ -300,7 +307,7 @@
 				<plugins>
 					<plugin>
 						<artifactId>maven-gpg-plugin</artifactId>
-						<version>3.2.7</version>
+						<version>${mvn-gpg.version}</version>
 						<executions>
 							<execution>
 								<id>sign-artifacts</id>