java/gradle/compile.gradle

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
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// This file contains common compiler configurations.

// JVM based compiler configuration
tasks.withType(AbstractCompile) {
  sourceCompatibility = "1.$javaCompatibility"
  targetCompatibility = "1.$javaCompatibility"
  // --release is the recommended way to select the target release, but it's only supported in
  // Java 9+ so we also set -source and -target via `sourceCompatibility` and `targetCompatibility`.
  // If/when Gradle supports `--release` natively (https://github.com/gradle/gradle/issues/2510),
  // we should switch to that.
  if (JavaVersion.current().isJava9Compatible()) {
    options.compilerArgs << "--release" << "$javaCompatibility"
  }
  options.encoding = encoding // make sure the encoding is defined by the project and not the system default.
  options.incremental = true // enable incremental compilation.
  options.compilerArgs << '-proc:none' // Ignore leaked annotation processors on the compile classpath.
}

// Scala compiler configuration
tasks.withType(ScalaCompile) {
  scalaCompileOptions.encoding = encoding // make sure the encoding is defined by the project and not the system default.
  scalaCompileOptions.additionalParameters = [
      // Emit warning and location for usages of features that should be imported explicitly.
      "-feature",
      // Emit various static analysis warnings.
      "-Xlint"
  ]
}