# ADR-0003 - Avoid introducing Groovy types to public API

## Date

2024-01-12

## Context

Gradle's public API requires equal access from all JVM-based languages.
Kotlin, Groovy, Java, and other JVM-based languages should be able to use the Gradle API without relying on another language's standard library.

Historically, Gradle has shipped with some Groovy types in very prominent APIs.

import org.gradle.tooling.events.FinishEvent
import org.gradle.tooling.events.OperationCompletionListener
import org.gradle.tooling.events.task.TaskFinishEvent
import org.gradle.tooling.events.task.TaskOperationResult
import java.io.Serializable

/**
 * A BuildService which monitors a few tasks (in both build-logic and main build) and collects information for Build Scan.
 * It's currently implemented by two use cases:

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.containsExactly
import java.net.InetAddress
import java.net.UnknownHostException
import okio.Buffer

class FakeDns : Dns {
  private val hostAddresses: MutableMap<String, List<InetAddress>> = mutableMapOf()

    <testOutputDirectory>${project.build.directory}/test-classes</testOutputDirectory>
    <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
    <scriptSourceDirectory>${project.basedir}/src/main/scripts</scriptSourceDirectory>
    <testSourceDirectory>${project.basedir}/src/test/java</testSourceDirectory>
    <resources>
      <resource>
        <directory>${project.basedir}/src/main/resources</directory>
      </resource>

        val vendor = buildJvm.vendor.displayName
        val version = buildJvm.version.major
        if (buildJvm != BuildToolBuildJvm) {
            idParts += "Java$jvmDescription"
            descriptionParts += "with Java$version $vendor"
        }
        labels += "Java$version $vendor"
        labels += "Linux"
        val idSuffix =
            if (idParts.isNotEmpty()) {

 * limitations under the License.
 */
package okhttp3.containers

import assertk.assertThat
import assertk.assertions.contains
import javax.net.ssl.TrustManagerFactory
import javax.net.ssl.X509TrustManager
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.OkHttpClient
import okhttp3.Request
import org.junit.jupiter.api.Test
import org.mockserver.client.MockServerClient

 * limitations under the License.
 */
package okhttp3.logging

import assertk.assertThat
import assertk.assertions.isNotNull
import java.io.IOException
import java.net.UnknownHostException
import java.util.Arrays
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.junit5.StartStop
import okhttp3.HttpUrl

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import java.net.MalformedURLException
import java.net.URI
import java.net.URISyntaxException
import java.net.URL
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
import okhttp3.internal.canParseAsIpAddress

        <version>0.1</version>
        <executions>
          <execution>
            <id>remote-resources</id>
            <goals>
              <goal>xpp3-writer</goal>
              <goal>java</goal>
              <goal>xpp3-reader</goal>
            </goals>
            <configuration>
              <version>1.1.0</version>
              <models>
                <model>src/main/mdo/remote-resources.mdo</model>

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.ws

import java.io.Closeable
import java.io.IOException
import java.net.ProtocolException
import java.util.concurrent.TimeUnit
import okhttp3.internal.and
import okhttp3.internal.closeQuietly
import okhttp3.internal.toHexString