Use gradle kotlin dsl, catalogs and update versions

.gitea/workflows/build.yaml

@@ -0,0 +1,30 @@
+name: Build
+on: [push]
+jobs:
+  execute-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set running
+        if: always()
+        run: |
+          curl -v -X POST https://barrelsofdata.com/api/v1/git/action/status/publish \
+          -H 'X-API-KEY: ${{ secrets.STATUS_PUBLISH_API_KEY }}' \
+          -H 'Content-Type: application/json' \
+          -d '{"action":"${{ gitea.repository }}/action/${{ gitea.workflow }}","status":"running"}'
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up java
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+      - name: Build
+        id: build
+        run: ./gradlew bootJar -x test
+      - name: Publish status
+        if: always()
+        run: |
+          curl -v -X POST https://barrelsofdata.com/api/v1/git/action/status/publish \
+          -H 'X-API-KEY: ${{ secrets.STATUS_PUBLISH_API_KEY }}' \
+          -H 'Content-Type: application/json' \
+          -d '{"action":"${{ gitea.repository }}/action/${{ gitea.workflow }}","status":"${{ steps.build.conclusion }}"}'

.gitea/workflows/tests.yaml

@@ -1,15 +1,30 @@
-name: Spark Boilerplate Tests
+name: Tests
-run-name: Spark boilerplate tests
+on: [push, pull_request]
-on: [push]
 jobs:
-  run-tests:
+  execute-tests:
     runs-on: ubuntu-latest
     steps:
+      - name: Set running
+        if: always()
+        run: |
+          curl -v -X POST https://barrelsofdata.com/api/v1/git/action/status/publish \
+          -H 'X-API-KEY: ${{ secrets.STATUS_PUBLISH_API_KEY }}' \
+          -H 'Content-Type: application/json' \
+          -d '{"action":"${{ gitea.repository }}/action/${{ gitea.workflow }}","status":"running"}'
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
-      - name: Set up JDK 17
+      - name: Set up java
         uses: actions/setup-java@v3
         with:
           java-version: '17'
           distribution: 'temurin'
-      - run: ./gradlew test
+      - name: Run tests
+        id: tests
+        run: ./gradlew test
+      - name: Publish status
+        if: always()
+        run: |
+          curl -v -X POST https://barrelsofdata.com/api/v1/git/action/status/publish \
+          -H 'X-API-KEY: ${{ secrets.STATUS_PUBLISH_API_KEY }}' \
+          -H 'Content-Type: application/json' \
+          -d '{"action":"${{ gitea.repository }}/action/${{ gitea.workflow }}","status":"${{ steps.tests.conclusion }}"}'

.gitignore

@@ -1,7 +1,7 @@
 # Compiled classes
 *.class
 # Gradle files
-.gralde
+.gradle
 # IntelliJ IDEA files
 .idea
 # Build files

README.md

@@ -1,3 +1,6 @@
+[![Tests](https://barrelsofdata.com/api/v1/git/action/status/fetch/barrelsofdata/spark-boilerplate/Tests)](https://git.barrelsofdata.com/barrelsofdata/spark-boilerplate/actions?workflow=tests.yaml)
+[![Build](https://barrelsofdata.com/api/v1/git/action/status/fetch/barrelsofdata/spark-boilerplate/Build)](https://git.barrelsofdata.com/barrelsofdata/spark-boilerplate/actions?workflow=build.yaml)
+
 # Spark Boilerplate
 This is a boilerplate project for Apache Spark. The related blog post can be found at [https://www.barrelsofdata.com/spark-boilerplate-using-scala](https://www.barrelsofdata.com/spark-boilerplate-using-scala)
 
@@ -15,12 +18,8 @@ From the root of the project execute the below commands
 ```shell script
 ./gradlew build
 ```
-- All combined
-```shell script
-./gradlew clean test build
-```
 
 ## Run
 ```shell script
-spark-submit --master yarn --deploy-mode cluster build/libs/spark-boilerplate-1.0.jar
+spark-submit --master yarn --deploy-mode cluster build/libs/spark-boilerplate-1.0.0.jar
 ```

build.gradle

@@ -1,56 +0,0 @@
-plugins {
-    id "scala"
-}
-
-group projectGroup
-version projectVersion
-
-repositories {
-    mavenCentral()
-}
-
-dependencies {
-    compileOnly group: "org.scala-lang", name:"scala-library", version: "${scalaMajorVersion}.${scalaMinorVersion}"
-
-    compileOnly group: "org.apache.spark", name: "spark-core_${scalaMajorVersion}", version: apacheSparkVersion
-    compileOnly group: "org.apache.spark", name: "spark-sql_${scalaMajorVersion}", version: apacheSparkVersion
-    
-    testImplementation group: "org.scalatest", name: "scalatest_${scalaMajorVersion}", version: scalaTestVersion
-}
-
-configurations {
-    testImplementation.extendsFrom compileOnly
-}
-
-tasks.withType(ScalaCompile).configureEach {
-    scalaCompileOptions.additionalParameters = ["-release:${JavaVersion.current()}".toString()]
-}
-
-tasks.register("scalaTest", JavaExec) {
-    dependsOn["testClasses"]
-    mainClass = "org.scalatest.tools.Runner"
-    args = ["-R", "build/classes/scala/test", "-o"]
-    jvmArgs = ["--add-exports=java.base/sun.nio.ch=ALL-UNNAMED"] // https://lists.apache.org/thread/p1yrwo126vjx5tht82cktgjbmm2xtpw9
-    classpath = sourceSets.test.runtimeClasspath
-}
-test.dependsOn scalaTest
-
-jar {
-    manifest {
-        attributes "Main-Class": mainClass
-    }
-    from {
-        configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
-    }
-    archiveFileName.set("${getArchiveBaseName().get()}-${projectVersion}.${getArchiveExtension().get()}")
-}
-
-java {
-    toolchain {
-        languageVersion = JavaLanguageVersion.of(targetJVM)
-    }
-}
-
-clean.doFirst {
-    delete "logs/"
-}

build.gradle.kts

@@ -0,0 +1,53 @@
+plugins {
+    scala
+}
+
+project.group = "com.barrelsofdata"
+project.version = "1.0.0"
+
+dependencies {
+    compileOnly(libs.scala.library)
+    compileOnly(libs.bundles.spark)
+    
+    testImplementation(libs.scala.test)
+}
+
+// https://docs.gradle.org/current/userguide/performance.html
+tasks.withType<Test>().configureEach {
+    maxParallelForks = (Runtime.getRuntime().availableProcessors() / 2).coerceAtLeast(1)
+}
+
+configurations {
+    implementation {
+        resolutionStrategy.failOnVersionConflict()
+    }
+    testImplementation {
+        extendsFrom(configurations.compileOnly.get())
+    }
+}
+
+tasks.register<JavaExec>("scalaTest") {
+    dependsOn("testClasses")
+    mainClass = "org.scalatest.tools.Runner"
+    args = listOf("-R", "build/classes/scala/test", "-o")
+    jvmArgs = listOf("--add-exports=java.base/sun.nio.ch=ALL-UNNAMED") // https://lists.apache.org/thread/p1yrwo126vjx5tht82cktgjbmm2xtpw9
+    classpath = sourceSets.test.get().runtimeClasspath
+}
+
+tasks.withType<Test> {
+    dependsOn(":scalaTest")
+}
+
+tasks.withType<Jar> {
+    manifest {
+        attributes["Main-Class"] = "com.barrelsofdata.sparkexamples.Driver"
+    }
+    from (configurations.runtimeClasspath.get().map { if (it.isDirectory()) it else zipTree(it) })
+    archiveFileName.set("${archiveBaseName.get()}-${project.version}.${archiveExtension.get()}")
+}
+
+tasks.clean {
+    doFirst {
+        delete("logs/")
+    }
+}

gradle.properties

@@ -1,14 +1,7 @@
-apacheSparkVersion=3.3.2
+org.gradle.caching=true
-scalaMajorVersion=2.13
+org.gradle.configureondemand=true
-scalaMinorVersion=10
-scalaTestVersion=3.2.15
-
-mainClass=com.barrelsofdata.sparkexamples.Driver
-projectGroup=com.barrelsofdata.sparkexamples
-projectVersion=1.0
-targetJVM=17
-
 org.gradle.daemon=false
-org.gradle.jvmargs=-Xms128m -Xmx256m -XX:+UseSerialGC -Dfile.encoding=UTF-8
+org.gradle.jvmargs=-Xms256m -Xmx2048m -XX:MaxMetaspaceSize=512m -XX:+UseParallelGC -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+org.gradle.parallel=true
 org.gradle.warning.mode=all
 org.gradle.welcome=never

gradle/libs.versions.toml

@@ -0,0 +1,13 @@
+[versions]
+apache-spark = "3.5.0"
+scala = "2.13.8"
+scala-test = "3.2.17"
+
+[libraries]
+scala-library = { module = "org.scala-lang:scala-library", version.ref = "scala" }
+scala-test = { module = "org.scalatest:scalatest_2.13", version.ref = "scala-test" }
+spark-core = { module = "org.apache.spark:spark-core_2.13", version.ref = "apache-spark" }
+spark-sql = { module = "org.apache.spark:spark-sql_2.13", version.ref = "apache-spark" }
+
+[bundles]
+spark = ["spark-core", "spark-sql"]

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -83,10 +83,8 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-
+APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,10 +131,13 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
@@ -144,7 +145,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -152,7 +153,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -197,11 +198,15 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-# Collect all arguments for the java command;
+
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-#     shell script including quotes and variable substitutions, so put them in
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-#     double quotes to make sure that they get re-expanded; and
+
-#   * put everything else in single quotes, so that it's not re-expanded.
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \

settings.gradle

@@ -1 +0,0 @@
-rootProject.name = 'spark-boilerplate'

settings.gradle.kts

@@ -0,0 +1,14 @@
+pluginManagement {
+    repositories {
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+
+dependencyResolutionManagement {
+    repositories {
+        mavenCentral()
+    }
+}
+
+rootProject.name = "spark-boilerplate"