build.gradle

buildscript {
    ext.kotlin_version = '1.2.0'
    repositories {
        mavenCentral()
    }
    dependencies {
        classpath("org.springframework.boot:spring-boot-gradle-plugin:1.5.9.RELEASE")
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        classpath "org.jetbrains.kotlin:kotlin-allopen:$kotlin_version"
    }
}

apply plugin: 'java'
apply plugin: 'kotlin'
apply plugin: 'kotlin-spring'
apply plugin: 'idea'
apply plugin: 'org.springframework.boot'

sourceSets {
    main.java.srcDirs += 'src/main/kotlin'
}

sourceCompatibility = 1.8
targetCompatibility = 1.8

repositories {
    mavenCentral()
    maven { url 'https://dl.bintray.com/konrad-kaminski/maven' }
}

dependencies {
    compile 'org.springframework.boot:spring-boot-starter-web:1.5.9.RELEASE'

    compile "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
    compile 'org.jetbrains.kotlinx:kotlinx-coroutines-core:0.20'
    compile 'org.springframework.kotlin:spring-kotlin-coroutine:0.2.2'
}
compileKotlin {
    kotlinOptions {
        jvmTarget = "1.8"
    }
}
compileTestKotlin {
    kotlinOptions {
        jvmTarget = "1.8"
    }
}
kotlin {
    experimental {
        coroutines "enable"
    }
}