tools/build/conf/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
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  ~ Copyright 2014-present Open Networking Foundation
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~     http://www.apache.org/licenses/LICENSE-2.0
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  ~ distributed under the License is distributed on an "AS IS" BASIS,
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<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <parent>
        <groupId>org.onosproject</groupId>
        <artifactId>onos-base</artifactId>
        <version>1</version>
    </parent>

    <groupId>org.onosproject</groupId>
    <artifactId>onos-build-conf</artifactId>
    <version>1.14.0-rc2</version>
    <description>Various ONOS build settings</description>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>

    <dependencies>
        <dependency>
            <groupId>com.puppycrawl.tools</groupId>
            <artifactId>checkstyle</artifactId>
            <version>8.10</version>
        </dependency>
    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                    <version>3.7.0</version>
                    <configuration>
                        <source>1.8</source>
                        <target>1.8</target>
                        <compilerArgs>
                            <compilerArg>-Xpkginfo:always</compilerArg>
                        </compilerArgs>
                    </configuration>
            </plugin>

            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-checkstyle-plugin</artifactId>
                <version>3.0.0</version>
                <dependencies>
                    <dependency>
                        <groupId>com.puppycrawl.tools</groupId>
                        <artifactId>checkstyle</artifactId>
                        <version>8.10</version>
                    </dependency>
                </dependencies>
                <configuration>
                    <configLocation>${project.build.outputDirectory}/onos/checkstyle-mvn.xml</configLocation>
                    <suppressionsLocation>${project.build.outputDirectory}/onos/suppressions.xml
                    </suppressionsLocation>
                    <headerLocation>${project.build.outputDirectory}/onos/onos-java.header</headerLocation>
                    <failsOnError>false</failsOnError>
                    <logViolationsToConsole>true</logViolationsToConsole>
                    <includeTestSourceDirectory>true</includeTestSourceDirectory>
                    <includeResources>false</includeResources>
                </configuration>
                <executions>
                    <execution>
                        <id>validate-checkstyle</id>
                        <phase>verify</phase>
                        <goals>
                            <goal>check</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>

        </plugins>
    </build>

</project>