pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
  ~ Licensed to the Apache Software Foundation (ASF) under one or more
  ~ contributor license agreements.  See the NOTICE file distributed with
  ~ this work for additional information regarding copyright ownership.
  ~ The ASF licenses this file to You 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
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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.apache</groupId>
    <artifactId>apache</artifactId>
    <version>14</version>
  </parent>
  <groupId>org.apache.spark</groupId>
  <artifactId>spark-parent</artifactId>
  <version>1.1.0-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Spark Project Parent POM</name>
  <url>http://spark.apache.org/</url>
  <licenses>
    <license>
      <name>Apache 2.0 License</name>
      <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
      <distribution>repo</distribution>
    </license>
  </licenses>
  <scm>
    <connection>scm:git:git@github.com:apache/spark.git</connection>
    <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/spark.git</developerConnection>
    <url>scm:git:git@github.com:apache/spark.git</url>
    <tag>HEAD</tag>
  </scm>
  <developers>
    <developer>
      <id>matei</id>
      <name>Matei Zaharia</name>
      <email>matei.zaharia@gmail.com</email>
      <url>http://www.cs.berkeley.edu/~matei</url>
      <organization>Apache Software Foundation</organization>
      <organizationUrl>http://spark.apache.org</organizationUrl>
    </developer>
  </developers>
  <issueManagement>
    <system>JIRA</system>
    <url>https://issues.apache.org/jira/browse/SPARK</url>
  </issueManagement>

  <prerequisites>
    <maven>3.0.4</maven>
  </prerequisites>

  <mailingLists>
    <mailingList>
      <name>Dev Mailing List</name>
      <post>dev@spark.apache.org</post>
      <subscribe>dev-subscribe@spark.apache.org</subscribe>
      <unsubscribe>dev-unsubscribe@spark.apache.org</unsubscribe>
    </mailingList>

    <mailingList>
      <name>User Mailing List</name>
      <post>user@spark.apache.org</post>
      <subscribe>user-subscribe@spark.apache.org</subscribe>
      <unsubscribe>user-unsubscribe@spark.apache.org</unsubscribe>
    </mailingList>

    <mailingList>
      <name>Commits Mailing List</name>
      <post>commits@spark.apache.org</post>
      <subscribe>commits-subscribe@spark.apache.org</subscribe>
      <unsubscribe>commits-unsubscribe@spark.apache.org</unsubscribe>
    </mailingList>
  </mailingLists>

  <modules>
    <module>core</module>
    <module>bagel</module>
    <module>graphx</module>
    <module>mllib</module>
    <module>tools</module>
    <module>streaming</module>
    <module>sql/catalyst</module>
    <module>sql/core</module>
    <module>sql/hive</module>
    <module>repl</module>
    <module>assembly</module>
    <module>external/twitter</module>
    <module>external/kafka</module>
    <module>external/flume</module>
    <module>external/flume-sink</module>
    <module>external/zeromq</module>
    <module>external/mqtt</module>
    <module>examples</module>
  </modules>

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

    <java.version>1.6</java.version>
    <sbt.project.name>spark</sbt.project.name>
    <scala.version>2.10.4</scala.version>
    <scala.binary.version>2.10</scala.binary.version>
    <mesos.version>0.18.1</mesos.version>
    <mesos.classifier>shaded-protobuf</mesos.classifier>
    <akka.group>org.spark-project.akka</akka.group>
    <akka.version>2.2.3-shaded-protobuf</akka.version>
    <slf4j.version>1.7.5</slf4j.version>
    <log4j.version>1.2.17</log4j.version>
    <hadoop.version>1.0.4</hadoop.version>
    <protobuf.version>2.4.1</protobuf.version>
    <yarn.version>${hadoop.version}</yarn.version>
    <hbase.version>0.94.6</hbase.version>
    <zookeeper.version>3.4.5</zookeeper.version>
    <hive.version>0.12.0</hive.version>
    <parquet.version>1.4.3</parquet.version>
    <jblas.version>1.2.3</jblas.version>
    <jetty.version>8.1.14.v20131031</jetty.version>
    <chill.version>0.3.6</chill.version>
    <codahale.metrics.version>3.0.0</codahale.metrics.version>
    <avro.version>1.7.6</avro.version>
    <jets3t.version>0.7.1</jets3t.version>

    <PermGen>64m</PermGen>
    <MaxPermGen>512m</MaxPermGen>
  </properties>

  <repositories>
    <repository>
      <id>maven-repo</id>
      <!-- This should be at top, it makes maven try the central repo first and then others and hence faster dep resolution -->
      <name>Maven Repository</name>
      <!-- HTTPS is unavailable for Maven Central -->
      <url>http://repo.maven.apache.org/maven2</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>apache-repo</id>
      <name>Apache Repository</name>
      <url>https://repository.apache.org/content/repositories/releases</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>jboss-repo</id>
      <name>JBoss Repository</name>
      <url>https://repository.jboss.org/nexus/content/repositories/releases</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>mqtt-repo</id>
      <name>MQTT Repository</name>
      <url>https://repo.eclipse.org/content/repositories/paho-releases</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>cloudera-repo</id>
      <name>Cloudera Repository</name>
      <url>https://repository.cloudera.com/artifactory/cloudera-repos</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>mapr-repo</id>
      <name>MapR Repository</name>
      <url>http://repository.mapr.com/maven</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
    <repository>
      <id>spring-releases</id>
      <name>Spring Release Repository</name>
      <url>http://repo.spring.io/libs-release</url>
      <releases>
        <enabled>true</enabled>
      </releases>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
    </repository>
  </repositories>

  <dependencyManagement>
    <dependencies>
      <dependency>
        <groupId>org.eclipse.jetty</groupId>
        <artifactId>jetty-util</artifactId>
        <version>${jetty.version}</version>
      </dependency>
      <dependency>
        <groupId>org.eclipse.jetty</groupId>
        <artifactId>jetty-security</artifactId>
        <version>${jetty.version}</version>
      </dependency>
      <dependency>
        <groupId>org.eclipse.jetty</groupId>
        <artifactId>jetty-plus</artifactId>
        <version>${jetty.version}</version>
      </dependency>
      <dependency>
        <groupId>org.eclipse.jetty</groupId>
        <artifactId>jetty-server</artifactId>
        <version>${jetty.version}</version>
      </dependency>
      <dependency>
        <groupId>com.google.guava</groupId>
        <artifactId>guava</artifactId>
        <version>14.0.1</version>
      </dependency>
      <dependency>
        <groupId>org.apache.commons</groupId>
        <artifactId>commons-lang3</artifactId>
        <version>3.3.2</version>
      </dependency>
      <dependency>
        <groupId>commons-codec</groupId>
        <artifactId>commons-codec</artifactId>
        <version>1.5</version>
      </dependency>
      <dependency>
        <groupId>com.google.code.findbugs</groupId>
        <artifactId>jsr305</artifactId>
        <version>1.3.9</version>
      </dependency>
      <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-api</artifactId>
        <version>${slf4j.version}</version>
      </dependency>
      <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-log4j12</artifactId>
        <version>${slf4j.version}</version>
      </dependency>
      <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>jul-to-slf4j</artifactId>
        <version>${slf4j.version}</version>
      </dependency>
      <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>jcl-over-slf4j</artifactId>
        <version>${slf4j.version}</version>
        <!-- <scope>runtime</scope> --> <!-- more correct, but scalac 2.10.3 doesn't like it -->
      </dependency>
      <dependency>
        <groupId>log4j</groupId>
        <artifactId>log4j</artifactId>
        <version>${log4j.version}</version>
      </dependency>
      <dependency>
        <groupId>com.ning</groupId>
        <artifactId>compress-lzf</artifactId>
        <version>1.0.0</version>
      </dependency>
      <dependency>
        <groupId>org.xerial.snappy</groupId>
        <artifactId>snappy-java</artifactId>
        <version>1.0.5</version>
      </dependency>
      <dependency>
        <groupId>net.jpountz.lz4</groupId>
        <artifactId>lz4</artifactId>
        <version>1.2.0</version>
      </dependency>
      <dependency>
        <groupId>com.clearspring.analytics</groupId>
        <artifactId>stream</artifactId>
        <version>2.7.0</version>
        <exclusions>
          <!-- Only HyperLogLogPlus is used, which doesn't depend on fastutil -->
          <exclusion>
            <groupId>it.unimi.dsi</groupId>
            <artifactId>fastutil</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <!-- In theory we need not directly depend on protobuf since Spark does not directly
           use it. However, when building with Hadoop/YARN 2.2 Maven doesn't correctly bump
           the protobuf version up from the one Mesos gives. For now we include this variable
           to explicitly bump the version when building with YARN. It would be nice to figure
           out why Maven can't resolve this correctly (like SBT does). -->
      <dependency>
        <groupId>com.google.protobuf</groupId>
        <artifactId>protobuf-java</artifactId>
        <version>${protobuf.version}</version>
      </dependency>
      <dependency>
        <groupId>com.twitter</groupId>
        <artifactId>chill_${scala.binary.version}</artifactId>
        <version>${chill.version}</version>
        <exclusions>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm-commons</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>com.twitter</groupId>
        <artifactId>chill-java</artifactId>
        <version>${chill.version}</version>
        <exclusions>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm-commons</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>${akka.group}</groupId>
        <artifactId>akka-actor_${scala.binary.version}</artifactId>
        <version>${akka.version}</version>
      </dependency>
      <dependency>
        <groupId>${akka.group}</groupId>
        <artifactId>akka-remote_${scala.binary.version}</artifactId>
        <version>${akka.version}</version>
      </dependency>
      <dependency>
        <groupId>${akka.group}</groupId>
        <artifactId>akka-slf4j_${scala.binary.version}</artifactId>
        <version>${akka.version}</version>
      </dependency>
      <dependency>
        <groupId>${akka.group}</groupId>
        <artifactId>akka-testkit_${scala.binary.version}</artifactId>
        <version>${akka.version}</version>
      </dependency>
      <dependency>
        <groupId>colt</groupId>
        <artifactId>colt</artifactId>
        <version>1.2.0</version>
      </dependency>
      <dependency>
        <groupId>org.apache.mesos</groupId>
        <artifactId>mesos</artifactId>
        <version>${mesos.version}</version>
        <classifier>${mesos.classifier}</classifier>
        <exclusions>
          <exclusion>
            <groupId>com.google.protobuf</groupId>
            <artifactId>protobuf-java</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>commons-net</groupId>
        <artifactId>commons-net</artifactId>
        <version>2.2</version>
      </dependency>
      <dependency>
        <groupId>io.netty</groupId>
        <artifactId>netty-all</artifactId>
        <version>4.0.17.Final</version>
      </dependency>
      <dependency>
        <groupId>org.apache.derby</groupId>
        <artifactId>derby</artifactId>
        <version>10.4.2.0</version>
      </dependency>
      <dependency>
        <groupId>com.codahale.metrics</groupId>
        <artifactId>metrics-core</artifactId>
        <version>${codahale.metrics.version}</version>
      </dependency>
      <dependency>
        <groupId>com.codahale.metrics</groupId>
        <artifactId>metrics-jvm</artifactId>
        <version>${codahale.metrics.version}</version>
      </dependency>
      <dependency>
        <groupId>com.codahale.metrics</groupId>
        <artifactId>metrics-json</artifactId>
        <version>${codahale.metrics.version}</version>
      </dependency>
      <dependency>
        <groupId>com.codahale.metrics</groupId>
        <artifactId>metrics-ganglia</artifactId>
        <version>${codahale.metrics.version}</version>
      </dependency>
      <dependency>
        <groupId>com.codahale.metrics</groupId>
        <artifactId>metrics-graphite</artifactId>
        <version>${codahale.metrics.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>scala-compiler</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>scala-reflect</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>jline</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>scala-library</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>scala-actors</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scala-lang</groupId>
        <artifactId>scalap</artifactId>
        <version>${scala.version}</version>
      </dependency>
      <dependency>
        <groupId>org.scalatest</groupId>
        <artifactId>scalatest_${scala.binary.version}</artifactId>
        <version>2.1.5</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.easymock</groupId>
        <artifactId>easymockclassextension</artifactId>
        <version>3.1</version>
        <scope>test</scope>
      </dependency>
      <!-- Needed by cglib which is needed by easymock. -->
      <dependency>
        <groupId>asm</groupId>
        <artifactId>asm</artifactId>
        <version>3.3.1</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.mockito</groupId>
        <artifactId>mockito-all</artifactId>
        <version>1.9.0</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.scalacheck</groupId>
        <artifactId>scalacheck_${scala.binary.version}</artifactId>
        <version>1.11.3</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.10</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>com.novocode</groupId>
        <artifactId>junit-interface</artifactId>
        <version>0.10</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.apache.curator</groupId>
        <artifactId>curator-recipes</artifactId>
        <version>2.4.0</version>
        <exclusions>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.hadoop</groupId>
        <artifactId>hadoop-client</artifactId>
        <version>${hadoop.version}</version>
        <exclusions>
          <exclusion>
            <groupId>asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>servlet-api-2.5</artifactId>
          </exclusion>
          <exclusion>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.avro</groupId>
        <artifactId>avro</artifactId>
        <version>${avro.version}</version>
      </dependency>
      <dependency>
        <groupId>org.apache.avro</groupId>
        <artifactId>avro-ipc</artifactId>
        <version>${avro.version}</version>
        <exclusions>
          <exclusion>
            <groupId>io.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty-util</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.apache.velocity</groupId>
            <artifactId>velocity</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.avro</groupId>
        <artifactId>avro-mapred</artifactId>
        <version>${avro.version}</version>
        <exclusions>
          <exclusion>
            <groupId>io.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty-util</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.apache.velocity</groupId>
            <artifactId>velocity</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <!-- See SPARK-1556 for info on this dependency: -->
      <dependency>
        <groupId>net.java.dev.jets3t</groupId>
        <artifactId>jets3t</artifactId>
        <version>${jets3t.version}</version>
        <exclusions>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.hadoop</groupId>
        <artifactId>hadoop-yarn-api</artifactId>
        <version>${yarn.version}</version>
        <exclusions>
          <exclusion>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.hadoop</groupId>
        <artifactId>hadoop-yarn-common</artifactId>
        <version>${yarn.version}</version>
        <exclusions>
          <exclusion>
            <groupId>asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.hadoop</groupId>
        <artifactId>hadoop-yarn-server-web-proxy</artifactId>
        <version>${yarn.version}</version>
        <exclusions>
          <exclusion>
            <groupId>asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <groupId>org.apache.hadoop</groupId>
        <artifactId>hadoop-yarn-client</artifactId>
        <version>${yarn.version}</version>
        <exclusions>
          <exclusion>
            <groupId>asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.ow2.asm</groupId>
            <artifactId>asm</artifactId>
          </exclusion>
          <exclusion>
            <groupId>org.jboss.netty</groupId>
            <artifactId>netty</artifactId>
          </exclusion>
          <exclusion>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
          </exclusion>
          <exclusion>
            <groupId>commons-logging</groupId>
            <artifactId>commons-logging</artifactId>
          </exclusion>
        </exclusions>
      </dependency>
      <dependency>
        <!-- Matches the version of jackson-core-asl pulled in by avro -->
        <groupId>org.codehaus.jackson</groupId>
        <artifactId>jackson-mapper-asl</artifactId>
        <version>1.8.8</version>
      </dependency>
    </dependencies>
  </dependencyManagement>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-enforcer-plugin</artifactId>
          <version>1.3.1</version>
          <executions>
            <execution>
              <id>enforce-versions</id>
              <goals>
                <goal>enforce</goal>
              </goals>
              <configuration>
                <rules>
                  <requireMavenVersion>
                    <version>3.0.4</version>
                  </requireMavenVersion>
                  <requireJavaVersion>
                    <version>${java.version}</version>
                  </requireJavaVersion>
                </rules>
              </configuration>
            </execution>
          </executions>
        </plugin>
        <plugin>
          <groupId>org.codehaus.mojo</groupId>
          <artifactId>build-helper-maven-plugin</artifactId>
          <version>1.8</version>
        </plugin>
        <plugin>
          <groupId>net.alchim31.maven</groupId>
          <artifactId>scala-maven-plugin</artifactId>
          <version>3.1.6</version>
          <executions>
            <execution>
              <id>scala-compile-first</id>
              <phase>process-resources</phase>
              <goals>
                <goal>compile</goal>
              </goals>
            </execution>
            <execution>
              <id>scala-test-compile-first</id>
              <phase>process-test-resources</phase>
              <goals>
                <goal>testCompile</goal>
              </goals>
            </execution>
            <execution>
              <id>attach-scaladocs</id>
              <phase>verify</phase>
              <goals>
                <goal>doc-jar</goal>
              </goals>
            </execution>
          </executions>
          <configuration>
            <scalaVersion>${scala.version}</scalaVersion>
            <recompileMode>incremental</recompileMode>
            <useZincServer>true</useZincServer>
            <args>
              <arg>-unchecked</arg>
              <arg>-deprecation</arg>
              <arg>-feature</arg>
              <arg>-language:postfixOps</arg>
            </args>
            <jvmArgs>
              <jvmArg>-Xms1024m</jvmArg>
              <jvmArg>-Xmx1024m</jvmArg>
              <jvmArg>-XX:PermSize=${PermGen}</jvmArg>
              <jvmArg>-XX:MaxPermSize=${MaxPermGen}</jvmArg>
            </jvmArgs>
            <javacArgs>
              <javacArg>-source</javacArg>
              <javacArg>${java.version}</javacArg>
              <javacArg>-target</javacArg>
              <javacArg>${java.version}</javacArg>
            </javacArgs>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.1</version>
          <configuration>
            <source>${java.version}</source>
            <target>${java.version}</target>
            <encoding>UTF-8</encoding>
            <maxmem>1024m</maxmem>
            <fork>true</fork>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.17</version>
          <configuration>
            <!-- Uses scalatest instead -->
            <skipTests>true</skipTests>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.scalatest</groupId>
          <artifactId>scalatest-maven-plugin</artifactId>
          <version>1.0-RC2</version>
          <configuration>
            <reportsDirectory>${project.build.directory}/surefire-reports</reportsDirectory>
            <junitxml>.</junitxml>
            <filereports>${project.build.directory}/SparkTestSuite.txt</filereports>
            <argLine>-Xmx3g -XX:MaxPermSize=${MaxPermGen} -XX:ReservedCodeCacheSize=512m</argLine>
            <stderr/>
            <environmentVariables>
              <SPARK_HOME>${session.executionRootDirectory}</SPARK_HOME>
              <SPARK_TESTING>1</SPARK_TESTING>
            </environmentVariables>
          </configuration>
          <executions>
            <execution>
              <id>test</id>
              <goals>
                <goal>test</goal>
              </goals>
            </execution>
          </executions>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-jar-plugin</artifactId>
          <version>2.4</version>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-antrun-plugin</artifactId>
          <version>1.7</version>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-shade-plugin</artifactId>
          <version>2.2</version>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-source-plugin</artifactId>
          <version>2.2.1</version>
          <configuration>
            <attach>true</attach>
          </configuration>
          <executions>
            <execution>
              <id>create-source-jar</id>
              <goals>
                <goal>jar-no-fork</goal>
              </goals>
            </execution>
          </executions>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-clean-plugin</artifactId>
          <version>2.5</version>
          <configuration>
            <filesets>
              <fileset>
                <directory>work</directory>
              </fileset>
              <fileset>
                <directory>checkpoint</directory>
              </fileset>
            </filesets>
          </configuration>
        </plugin>
      </plugins>
    </pluginManagement>

    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-enforcer-plugin</artifactId>
      </plugin>
      <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>build-helper-maven-plugin</artifactId>
        <executions>
          <execution>
            <id>add-scala-sources</id>
            <phase>generate-sources</phase>
            <goals>
              <goal>add-source</goal>
            </goals>
            <configuration>
              <sources>
                <source>src/main/scala</source>
              </sources>
            </configuration>
          </execution>
          <execution>
            <id>add-scala-test-sources</id>
            <phase>generate-test-sources</phase>
            <goals>
              <goal>add-test-source</goal>
            </goals>
            <configuration>
              <sources>
                <source>src/test/scala</source>
              </sources>
            </configuration>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>net.alchim31.maven</groupId>
        <artifactId>scala-maven-plugin</artifactId>
      </plugin>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-source-plugin</artifactId>
      </plugin>
      <plugin>
        <groupId>org.scalastyle</groupId>
        <artifactId>scalastyle-maven-plugin</artifactId>
        <version>0.4.0</version>
        <configuration>
          <verbose>false</verbose>
          <failOnViolation>true</failOnViolation>
          <includeTestSourceDirectory>false</includeTestSourceDirectory>
          <failOnWarning>false</failOnWarning>
          <sourceDirectory>${basedir}/src/main/scala</sourceDirectory>
          <testSourceDirectory>${basedir}/src/test/scala</testSourceDirectory>
          <configLocation>scalastyle-config.xml</configLocation>
          <outputFile>scalastyle-output.xml</outputFile>
          <outputEncoding>UTF-8</outputEncoding>
        </configuration>
        <executions>
          <execution>
            <phase>package</phase>
            <goals>
              <goal>check</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

  <profiles>

    <!-- Ganglia integration is not included by default due to LGPL-licensed code -->
    <profile>
      <id>spark-ganglia-lgpl</id>
      <modules>
        <module>extras/spark-ganglia-lgpl</module>
      </modules>
    </profile>

    <profile>
      <id>java8-tests</id>
      <build>