Gradle buildscript for Hadoop executable - Unibo BigData course 2019

build.gradle.kts

/*
 * Gradle buildscript to compile jars for execution on Hadoop and HDFS.
 *
 * This buildscript was written by Niccolò Maltoni on 08/03/2019 during laboratory lesson of Big Data.
 */

plugins {
    `java-library`
}

repositories {
    mavenLocal()
    jcenter()

    // Cloudera Release Repo needed for those specific hadoop libraries versions
    // (probably not needed if using other versions)
    maven("https://repository.cloudera.com/content/repositories/releases/")

    // Cloudera Third-Party Repo needed for Cloudera-specific dependencies
    // (probably not needed if using other versions)
    maven("https://repository.cloudera.com/content/repositories/third-party/")
}

dependencies {
    // Using 2.6.0-cdh5.13.1 Cloudera-specific versions 
    // because those are the ones used on the server provided by University

    // https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-common
    implementation("org.apache.hadoop:hadoop-common:2.6.0-cdh5.13.1")

    // https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-core
    implementation("org.apache.hadoop:hadoop-core:2.6.0-mr1-cdh5.13.1")

    // https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-hdfs
    implementation("org.apache.hadoop:hadoop-hdfs:2.6.0-cdh5.13.1")

    // Use JUnit test framework
    testImplementation("junit:junit:4.12")
}

java {
    // Using Java 7 version because that is the one used on the server provided by University
    sourceCompatibility = JavaVersion.VERSION_1_7
    targetCompatibility = JavaVersion.VERSION_1_7
}

tasks {
    "jar"(Jar::class) {
        // Jar Task outputs only compiled code without dependencies
        enabled = true
    }
}