return new MultimapBuilderWithKeys<@Nullable Object>() {
      @Override
      <K extends @Nullable Object, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        return Platform.newHashMapWithExpectedSize(expectedKeys);
      }
    };
  }

  /**
   * Uses a hash table to map keys to value collections.
   *

 *
 * When multiple Android builds run in parallel and share the same `ANDROID_HOME`, the Android Gradle Plugin
 * may attempt to download and install SDK components (platforms, build-tools, platform-tools) simultaneously.
 * This can cause race conditions leading to:
 * - `FileAlreadyExistsException` when extracting files
 * - Corrupted installations (e.g., "Build-tool X has corrupt source.properties")

  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
  *)
    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
    distributionPlatform=linux-amd64
    ;;
  esac
  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
  ;;

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.platform.android

import javax.net.ssl.SSLSocket
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.X509TrustManager
import okhttp3.Protocol

interface SocketAdapter {
  fun isSupported(): Boolean

import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

@Tag("Slowish")
class EventSourcesHttpTest {
  @RegisterExtension
  val platform = PlatformRule()

  @StartStop
  private val server = MockWebServer()

  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()

  private val listener = EventSourceRecorder()

 * limitations under the License.
 */
package okhttp3

import android.content.Context
import okhttp3.internal.CONST_VERSION
import okhttp3.internal.platform.PlatformRegistry

actual object OkHttp {
  @JvmField
  actual val VERSION: String = CONST_VERSION

  /**

        - com.google.common.reflect
        - com.google.common.testing
        - com.google.common.util.concurrent

  - type: dropdown
    attributes:
      label: Platforms
      description: If this issue is platform-specific, then please select the relevant platforms.
      multiple: true
      options:
        - Android
        - GWT
        - Java 8
        - Java 11
        - Java 17
        - Java 21

import okhttp3.internal.deleteContents
import okhttp3.internal.deleteIfExists
import okhttp3.internal.isCivilized
import okhttp3.internal.okHttpName
import okhttp3.internal.platform.Platform
import okhttp3.internal.platform.Platform.Companion.WARN
import okio.BufferedSink
import okio.FileNotFoundException
import okio.FileSystem
import okio.ForwardingFileSystem
import okio.ForwardingSource
import okio.Path

    // java.net.MalformedURLException: unknown protocol: mailto
    platform.assumeNotAndroid()

    // Accessing an URL protocol that was not enabled. The URL protocol mailto is not tested and
    // might not work as expected. It can be enabled by adding the --enable-url-protocols=mailto
    // option to the native-image command.
    platform.assumeNotGraalVMImage()
    val javaNetUrl = URL("mailto:******@****.***")

@Timeout(30)
@Tag("Slowish")
class DuplexTest {
  @RegisterExtension
  val platform = PlatformRule()

  @RegisterExtension
  var clientTestRule = OkHttpClientTestRule()

  @StartStop
  private val server = MockWebServer()

  private var eventRecorder = EventRecorder()
  private val handshakeCertificates = platform.localhostHandshakeCertificates()
  private var client =
    clientTestRule