Scala dependencies for Java maven project

pom.xml

<!-- depedencies for Scala in pom.xml --?
<properties>
  <scala.version>2.12.10</scala.version>
</properties>

<dependencies>
  <dependency>
    <groupId>org.scala-lang</groupId>
    <artifactId>scala-library</artifactId>
    <version>${scala.version}</version>
  </dependency>

  <dependency>
    <groupId>org.scala-lang</groupId>
    <artifactId>scala-reflect</artifactId>
    <version>${scala.version}</version>
  </dependency>
</dependencies>

<build>
  <plugins>
    <plugin>
      <groupId>net.alchim31.maven</groupId>
      <artifactId>scala-maven-plugin</artifactId>
      <version>4.3.0</version>
      <executions>
        <execution>
          <id>scala-compile-first</id>
          <phase>process-resources</phase>
          <goals>
            <goal>add-source</goal>
            <goal>compile</goal>
          </goals>
        </execution>
        <execution>
          <id>scala-test-compile</id>
          <phase>process-test-resources</phase>
          <goals>
            <goal>testCompile</goal>
          </goals>
        </execution>
      </executions>
      <configuration>
        <recompileMode>incremental</recompileMode>
        <scalaVersion>${scala.version}</scalaVersion>
        <args>
          <arg>-deprecation</arg>
        </args>
        <jvmArgs>
          <jvmArg>-Xms64m</jvmArg>
          <jvmArg>-Xmx1024m</jvmArg>
        </jvmArgs>
      </configuration>
     </plugin>
  </plugins>
</build>