pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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>

  <groupId>tech.stackable</groupId>
  <artifactId>hdfs-utils</artifactId>
  <version>0.6.0</version>

  <name>Apache Hadoop HDFS utils</name>
  <url>https://github.com/stackabletech/hdfs-utils/</url>
  <organization>
    <name>Stackable GmbH</name>
    <url>https://stackable.tech</url>
  </organization>
  <licenses>
    <license>
      <name>Apache-2.0</name>
    </license>
  </licenses>
  <scm>
    <connection>scm:git:${project.scm.url}</connection>
    <developerConnection>scm:git:${project.scm.url}</developerConnection>
    <tag>HEAD</tag>
    <url>git@github.com:stackabletech/hdfs-utils.git</url>
  </scm>
  <issueManagement>
    <system>GitHub</system>
    <url>https://github.com/stackabletech/hdfs-utils/issues</url>
  </issueManagement>

  <properties>
    <!-- Hadoop >= 3.5.x is compiled against Java 17, 3.4.x against Java 11 -->
    <!-- Once we drop HDFS 3.4.x support, we can bump to 17 here -->
    <java.version>11</java.version>
    <maven.compiler.source>${java.version}</maven.compiler.source>
    <maven.compiler.target>${java.version}</maven.compiler.target>
    <maven.compiler.release>${java.version}</maven.compiler.release>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

    <!-- Tip:
     Use "mvn versions:display-dependency-updates" and
     "mvn versions:display-plugin-updates"
     to check for updates -->
    <cleanthat.version>2.22</cleanthat.version>
    <error-prone.version>2.35.1</error-prone.version>
    <google-java-format.version>1.24.0</google-java-format.version>

    <cyclonedx-maven-plugin.version>2.9.1</cyclonedx-maven-plugin.version>
    <maven-clean-plugin.version>3.5.0</maven-clean-plugin.version>
    <maven-compiler-plugin.version>3.15.0</maven-compiler-plugin.version>
    <maven-deploy-plugin.version>3.1.4</maven-deploy-plugin.version>
    <maven-enforcer-plugin.version>3.6.3</maven-enforcer-plugin.version>
    <maven-install-plugin.version>3.1.4</maven-install-plugin.version>
    <maven-jar-plugin.version>3.5.0</maven-jar-plugin.version>
    <maven-resources-plugin.version>3.5.0</maven-resources-plugin.version>
    <maven-shade-plugin.version>3.6.2</maven-shade-plugin.version>
    <maven-site-plugin.version>3.12.1</maven-site-plugin.version>
    <maven-surefire-plugin.version>3.5.5</maven-surefire-plugin.version>
    <spotless-maven-plugin.version>3.5.1</spotless-maven-plugin.version>

    <kubernetes-client.version>7.7.0</kubernetes-client.version>
    <!--
     Jackson is bundled and relocated (see maven-shade-plugin), so it is decoupled from the
     Jackson that Hadoop ships. Keep this aligned with the version the kubernetes-client pulls in
     (jackson-datatype-jsr310 / jackson-dataformat-yaml) so the bundled Jackson set is consistent. -->
    <jackson.version>2.21.3</jackson.version>
  </properties>

  <dependencyManagement>
    <dependencies>
      <!--
       Force every Jackson module (databind, core, annotations, jsr310, yaml) to a single
       version. Otherwise Maven mediation pins some modules (e.g. jackson-core) to the old
       version pulled in through Hadoop's (provided) dependency tree, leaving the bundled and
       relocated Jackson set internally inconsistent. -->
      <dependency>
        <groupId>com.fasterxml.jackson</groupId>
        <artifactId>jackson-bom</artifactId>
        <version>${jackson.version}</version>
        <type>pom</type>
        <scope>import</scope>
      </dependency>
    </dependencies>
  </dependencyManagement>

  <dependencies>
    <dependency>
      <groupId>org.apache.hadoop</groupId>
      <artifactId>hadoop-common</artifactId>
      <version>${hadoop.version}</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.apache.hadoop</groupId>
      <artifactId>hadoop-hdfs</artifactId>
      <version>${hadoop.version}</version>
      <scope>provided</scope>
    </dependency>
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-api</artifactId>
      <version>${slf4j.version}</version>
      <scope>provided</scope>
    </dependency>
    <!--
     Bundled (not provided) and relocated via the shade plugin, see the relocations there.
     Pinned to the version used by the fabric8 kubernetes-client so the whole Jackson set
     (databind, core, annotations, jsr310, yaml) stays internally consistent, independent of
     whatever Jackson the target Hadoop ships. -->
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
      <version>${jackson.version}</version>
    </dependency>
    <!-- Needed by topology-provider -->
    <dependency>
      <groupId>com.github.ben-manes.caffeine</groupId>
      <artifactId>caffeine</artifactId>
      <version>3.2.4</version>
    </dependency>
    <dependency>
      <groupId>io.fabric8</groupId>
      <artifactId>kubernetes-client</artifactId>
      <version>${kubernetes-client.version}</version>
    </dependency>
    <dependency>
      <groupId>io.fabric8</groupId>
      <artifactId>kubernetes-client-api</artifactId>
      <version>${kubernetes-client.version}</version>
    </dependency>
    <!-- End of needed by topology-provider -->
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.13.2</version>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-clean-plugin</artifactId>
        <version>${maven-clean-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>${maven-compiler-plugin.version}</version>
        <configuration>
          <compilerArgs>
            <arg>-XDcompilePolicy=simple</arg>
            <arg>--should-stop=ifError=FLOW</arg>
            <arg>-Xplugin:ErrorProne</arg>
          </compilerArgs>
          <annotationProcessorPaths>
            <path>
              <groupId>com.google.errorprone</groupId>
              <artifactId>error_prone_core</artifactId>
              <version>${error-prone.version}</version>
            </path>
          </annotationProcessorPaths>
        </configuration>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-deploy-plugin</artifactId>
        <version>${maven-deploy-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-enforcer-plugin</artifactId>
        <version>${maven-enforcer-plugin.version}</version>
        <configuration>
          <rules>
            <banDuplicatePomDependencyVersions/>
            <banDynamicVersions/>
            <banDuplicatePomDependencyVersions/>
            <banDynamicVersions/>
            <requireJavaVersion>
              <version>${java.version}</version>
            </requireJavaVersion>
            <requireMavenVersion>
              <version>3.6.3</version>
            </requireMavenVersion>
            <requirePluginVersions/>
          </rules>
        </configuration>
        <executions>
          <execution>
            <goals>
              <goal>enforce</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-install-plugin</artifactId>
        <version>${maven-install-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-jar-plugin</artifactId>
        <version>${maven-jar-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-resources-plugin</artifactId>
        <version>${maven-resources-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-shade-plugin</artifactId>
        <version>${maven-shade-plugin.version}</version>
        <executions>
          <execution>
            <goals>
              <goal>shade</goal>
            </goals>
            <phase>package</phase>
            <configuration>
              <relocations>
                <!--
                 Relocate Jackson so the bundled (fabric8 kubernetes-client) Jackson is fully
                 self-contained and does not clash with the Jackson that Hadoop ships on its
                 classpath. Without this, the NameNode loads Hadoop's old jackson-databind
                 (e.g. 2.12.7 on HDFS 3.4.x) while our bundled jackson-datatype-jsr310 expects a
                 newer one, causing NoClassDefFoundError (e.g. ToEmptyObjectSerializer). -->
                <relocation>
                  <pattern>com.fasterxml.jackson</pattern>
                  <shadedPattern>tech.stackable.shaded.com.fasterxml.jackson</shadedPattern>
                </relocation>
              </relocations>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-site-plugin</artifactId>
        <version>${maven-site-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-surefire-plugin</artifactId>
        <version>${maven-surefire-plugin.version}</version>
      </plugin>
      <plugin>
        <groupId>com.diffplug.spotless</groupId>
        <artifactId>spotless-maven-plugin</artifactId>
        <version>${spotless-maven-plugin.version}</version>
        <configuration>
          <java>
            <cleanthat>
              <version>${cleanthat.version}</version>
            </cleanthat>
            <removeUnusedImports/>
            <formatAnnotations/>
            <googleJavaFormat>
              <version>${google-java-format.version}</version>
            </googleJavaFormat>
          </java>
          <markdown>
            <includes>
              <include>**/*.md</include>
            </includes>
            <flexmark/>
          </markdown>
          <json>
            <includes>
              <include>src/**/*.json</include>
            </includes>
            <jackson/>
          </json>
          <!--
           POM rewriting conflicts with the maven-release-plugin.
           The release plugin rewrites the POM file in a way that is incompatible with spotless, and they change
           the contents back and forth to match their respective styles. -->
          <!--pom>
            <sortPom>
              <expandEmptyElements>false</expandEmptyElements>
            </sortPom>
          </pom-->
        </configuration>
        <executions>
          <execution>
            <goals>
              <goal>apply</goal>
            </goals>
            <phase>compile</phase>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>org.cyclonedx</groupId>
        <artifactId>cyclonedx-maven-plugin</artifactId>
        <version>${cyclonedx-maven-plugin.version}</version>
        <configuration>
          <projectType>application</projectType>
          <schemaVersion>1.5</schemaVersion>
        </configuration>
        <executions>
          <execution>
            <phase>package</phase>
            <goals>
              <goal>makeBom</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

  <profiles>
    <profile>
      <id>hadoop-3.4.2</id>
      <!--
      Users need to explicitly set the version of Hadoop they want to build against
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
      -->
      <properties>
        <hadoop.version>3.4.2</hadoop.version>
        <!-- Taken from https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-common/3.4.2 -->
        <slf4j.version>1.7.36</slf4j.version>
      </properties>
    </profile>
    <profile>
      <id>hadoop-3.4.3</id>
      <properties>
        <hadoop.version>3.4.3</hadoop.version>
        <!-- Taken from https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-common/3.4.3 -->
        <slf4j.version>1.7.36</slf4j.version>
      </properties>
    </profile>
    <profile>
      <id>hadoop-3.5.0</id>
      <properties>
        <hadoop.version>3.5.0</hadoop.version>
        <!-- Taken from https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-common/3.5.0 -->
        <slf4j.version>1.7.36</slf4j.version>
      </properties>
    </profile>
  </profiles>
</project>