build.gradle

import net.ltgt.gradle.errorprone.CheckSeverity

buildscript {
  ext.versions = [
      'airline': '2.6.0',
      'android': '4.1.1.4',
      'animalSniffer': '1.17',
      'assertj': '3.11.0',
      'bouncycastle': '1.60',
      'checkstyle': '8.15',
      'conscrypt': '2.1.0',
      'findbugs': '3.0.2',
      'guava': '27.0.1-jre',
      'java': '1.8',
      'jnrUnixsocket': '0.22',
      'jsoup': '1.11.3',
      'junit': '4.12',
      'kotlin': '1.3.40',
      'moshi': '1.8.0',
      'okio': '2.2.2',
      'ktlint': '0.31.0'
  ]

  ext.deps = [
      'airline': "com.github.rvesse:airline:${versions.airline}",
      'android': "com.google.android:android:${versions.android}",
      'animalSniffer': "org.codehaus.mojo:animal-sniffer-annotations:${versions.animalSniffer}",
      'assertj': "org.assertj:assertj-core:${versions.assertj}",
      'bouncycastle': "org.bouncycastle:bcprov-jdk15on:${versions.bouncycastle}",
      'conscrypt': "org.conscrypt:conscrypt-openjdk-uber:${versions.conscrypt}",
      'guava': "com.google.guava:guava:${versions.guava}",
      'jnrUnixsocket': "com.github.jnr:jnr-unixsocket:${versions.jnrUnixsocket}",
      'jsoup': "org.jsoup:jsoup:${versions.jsoup}",
      'jsr305': "com.google.code.findbugs:jsr305:${versions.findbugs}",
      'junit': "junit:junit:${versions.junit}",
      'kotlinStdlib': "org.jetbrains.kotlin:kotlin-stdlib:${versions.kotlin}",
      'moshi': "com.squareup.moshi:moshi:${versions.moshi}",
      'okio': "com.squareup.okio:okio:${versions.okio}"
  ]

  dependencies {
    // TODO(jwilson): configure maven-publish-plugin to limit which artifacts are published.
    classpath 'com.vanniktech:gradle-maven-publish-plugin:0.8.0'
    classpath 'net.ltgt.gradle:gradle-errorprone-plugin:0.7.1'
    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${versions.kotlin}"
    classpath "org.jetbrains.dokka:dokka-gradle-plugin:0.9.18"
    classpath 'com.diffplug.spotless:spotless-plugin-gradle:3.21.1'
  }

  repositories {
    mavenCentral()
    gradlePluginPortal()
  }
}

plugins {
  id 'ru.vyarus.animalsniffer' version '1.5.0'
  id 'com.github.johnrengelman.shadow' version '4.0.1'
  id 'me.champeau.gradle.japicmp' version '0.2.6'
}

allprojects {
  group = GROUP
  version = VERSION_NAME

  repositories {
    mavenCentral()
    maven {
      url 'https://dl.bintray.com/kotlin/dokka'
    }
  }

  task downloadDependencies() {
    description 'Download all dependencies to the Gradle cache'
    doLast {
      configurations.findAll { it.canBeResolved }.files
    }
  }
}

subprojects { project ->
  apply plugin: 'java'
  apply plugin: 'java-library'
  apply plugin: 'org.jetbrains.kotlin.platform.jvm'
  apply plugin: 'checkstyle'
  apply plugin: 'ru.vyarus.animalsniffer'
  apply plugin: 'net.ltgt.errorprone'
  apply plugin: 'org.jetbrains.dokka'
  apply plugin: 'com.diffplug.gradle.spotless'
  sourceCompatibility = JavaVersion.VERSION_1_8
  targetCompatibility = JavaVersion.VERSION_1_8

  checkstyleMain.exclude '**/CipherSuite.java'
  afterEvaluate {
    checkstyle {
      configFile = rootProject.file('checkstyle.xml')
      toolVersion "${versions.checkstyle}"
      sourceSets = [project.sourceSets.main]
    }
  }

  // Animal Sniffer confirms we don't use APIs not on both Java 8 and Android 5.
  animalsniffer {
    sourceSets = [sourceSets.main]
  }
  dependencies {
    signature 'net.sf.androidscents.signature:android-api-level-21:5.0.1_r2@signature'
    signature 'org.codehaus.mojo.signature:java18:1.0@signature'
  }

  spotless {
    kotlin {
      target "**/*.kt"
      ktlint(versions.ktlint).userData(['indent_size': '2', 'continuation_indent_size': '2'])
    }
  }

  tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).configureEach {
    kotlinOptions {
      jvmTarget = "1.8"
    }
  }

  def platform = System.getProperty("okhttp.platform", "jdk8")

  test {
    jvmArgs += "-Dlistener=okhttp3.testing.InstallUncaughtExceptionHandlerListener"
    jvmArgs += "-Dokhttp.platform=$platform"

    testLogging {
      exceptionFormat = 'full'
    }
  }

  if (platform == "jdk8alpn") {
    // Add alpn-boot on Java 8 so we can use HTTP/2 without a stable API.
    def alpnBootVersion = alpnBootVersion()
    if (alpnBootVersion != null) {
      dependencies {
        testCompile "org.mortbay.jetty.alpn:alpn-boot:$alpnBootVersion"
      }
      def alpnBootJar = configurations.testCompile.find { it.name.startsWith("alpn-boot-") }
      test {
        jvmArgs += "-Xbootclasspath/p:${alpnBootJar}"
      }
    }
  } else if (platform == "conscrypt") {
    dependencies {
      testRuntime "org.conscrypt:conscrypt-openjdk-uber:${versions.conscrypt}"
    }
  }

  dependencies {
    errorproneJavac 'com.google.errorprone:javac:9+181-r4173-1'
    errorprone 'com.google.errorprone:error_prone_core:2.3.3'
  }
  tasks.withType(JavaCompile).configureEach {
    sourceCompatibility = JavaVersion.VERSION_1_8
    targetCompatibility = JavaVersion.VERSION_1_8

    options.errorprone {
      check("MissingFail", CheckSeverity.ERROR)
      check("MissingOverride", CheckSeverity.ERROR)
      enabled = JavaVersion.current() < JavaVersion.VERSION_12
    }
  }

  // We have to set the dokka configuration after evaluation since the com.vanniktech.maven.publish
  // plugin overwrites our dokka configuration on projects where it's applied.
  afterEvaluate { p ->
    p.tasks.dokka {
      reportUndocumented = false
      skipDeprecated = true
      jdkVersion = 8
      packageOptions {
        prefix = "okhttp3.internal"
        suppress = true
      }
      if (project.file('Module.md').exists()) {
        includes = ['Module.md']
      }
      externalDocumentationLink {
        url = new URL("https://square.github.io/okio/2.x/okio/jvm/index.html")
        packageListUrl = new URL("https://square.github.io/okio/2.x/okio/jvm/package-list")
      }
    }
  }
}

tasks.wrapper {
  distributionType = Wrapper.DistributionType.ALL
}

/**
 * Returns the alpn-boot version specific to this OpenJDK 8 JVM, or null if this is not a Java 8 VM.
 * https://github.com/xjdr/xio/blob/master/alpn-boot.gradle
 */
def alpnBootVersion() {
  def javaVersion = System.getProperty("java.version")
  def patchVersionMatcher = (javaVersion =~ /1\.8\.0_(\d+)(-.*)?/)
  if (!patchVersionMatcher.find()) return null
  def patchVersion = Integer.parseInt(patchVersionMatcher.group(1))
  return alpnBootVersionForPatchVersion(javaVersion, patchVersion)
}

def alpnBootVersionForPatchVersion(String javaVersion, int patchVersion) {
  switch (patchVersion) {
    case 0..24:
      return '8.1.0.v20141016'
    case 25..30:
      return '8.1.2.v20141202'
    case 31..50:
      return '8.1.3.v20150130'
    case 51..59:
      return '8.1.4.v20150727'
    case 60..64:
      return '8.1.5.v20150921'
    case 65..70:
      return '8.1.6.v20151105'
    case 71..77:
      return '8.1.7.v20160121'
    case 78..101:
      return '8.1.8.v20160420'
    case 102..111:
      return '8.1.9.v20160720'
    case 112..120:
      return '8.1.10.v20161026'
    case 121..160:
      return '8.1.11.v20170118'
    case 161..181:
      return '8.1.12.v20180117'
    case 191..212:
      return '8.1.13.v20181017'
    default:
      throw new IllegalStateException("Unexpected Java version: ${javaVersion}")
  }
}

/**
 * Returns a .jar file for the golden version of this project.
 * https://github.com/Visistema/Groovy1/blob/ba5eb9b2f19ca0cc8927359ce414c4e1974b7016/gradle/binarycompatibility.gradle#L48
 */
ext.baselineJar = { project, version ->
  def group = project.property("GROUP")
  def artifactId = project.property("POM_ARTIFACT_ID")
  try {
    String jarFile = "$artifactId-${version}.jar"
    project.group = 'virtual_group_for_japicmp' // Prevent it from resolving the current version.
    def dependency = project.dependencies.create("$group:$artifactId:$version@jar")
    return project.configurations.detachedConfiguration(dependency).files
        .find { (it.name == jarFile) }
  } finally {
    project.group = group
  }
}
ext.baselineVersion = "3.14.1"