Configure versions of maven plugins

diff --git a/pom.xml b/pom.xml
index 4c9da2a..5acb737 100644 (file)
--- a/pom.xml
+++ b/pom.xml
@@ -44,12 +44,17 @@
        </repositories>
        <properties>
                <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+               <plugin.compiler.version>3.3</plugin.compiler.version>
+               <plugin.source.version>2.4</plugin.source.version>
+               <plugin.javadoc.version>2.10.3</plugin.javadoc.version>
+               <plugin.jacoco.version>0.7.1.201405082137</plugin.jacoco.version>
        </properties>
        <build>
                <plugins>
                        <plugin>
                                <groupId>org.apache.maven.plugins</groupId>
                                <artifactId>maven-compiler-plugin</artifactId>
+                               <version>${plugin.compiler.version}</version>
                                <configuration>
                                        <source>1.8</source>
                                        <target>1.8</target>
@@ -59,6 +64,7 @@
                        <plugin>
                                <groupId>org.apache.maven.plugins</groupId>
                                <artifactId>maven-javadoc-plugin</artifactId>
+                               <version>${plugin.javadoc.version}</version>
                                <executions>
                                        <execution>
                                                <id>attach-javadocs</id>
@@ -71,6 +77,7 @@
                        <plugin>
                                <groupId>org.apache.maven.plugins</groupId>
                                <artifactId>maven-source-plugin</artifactId>
+                               <version>${plugin.source.version}</version>
                                <executions>
                                        <execution>
                                                <id>attach-sources</id>
@@ -83,7 +90,7 @@
                        <plugin>
                                <groupId>org.jacoco</groupId>
                                <artifactId>jacoco-maven-plugin</artifactId>
-                               <version>0.7.1.201405082137</version>
+                               <version>${plugin.jacoco.version}</version>
                                <executions>
                                        <execution>
                                                <id>default-prepare-agent</id>