[CustomTrustJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/CustomTrust.java
 [CustomTrustKotlin]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/kt/CustomTrust.kt
 [CertificatePinningJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/CertificatePinning.java

import assertk.assertions.isNull
import assertk.assertions.isSameAs
import java.io.IOException
import java.net.CookieManager
import java.net.Proxy
import java.net.ProxySelector
import java.net.ResponseCache
import java.net.SocketAddress
import java.net.URI
import java.time.Duration
import java.util.AbstractList
import javax.net.ssl.SSLSession
import javax.net.ssl.SSLSocketFactory
import kotlin.test.assertFailsWith

package mockwebserver3

import java.io.Closeable
import java.io.IOException
import java.net.InetAddress
import java.net.InetSocketAddress
import java.net.ProtocolException
import java.net.Proxy
import java.net.ServerSocket
import java.net.Socket
import java.net.SocketException
import java.security.SecureRandom
import java.security.cert.CertificateException
import java.security.cert.X509Certificate

package okhttp3.recipes.kt

import java.io.File
import java.io.IOException
import java.lang.ProcessBuilder.Redirect
import java.util.logging.Handler
import java.util.logging.Level
import java.util.logging.LogRecord
import java.util.logging.Logger
import javax.crypto.SecretKey
import javax.net.ssl.SSLSession
import javax.net.ssl.SSLSocket
import okhttp3.Call
import okhttp3.Connection

 */
package okhttp3.internal.cache

import java.net.HttpURLConnection.HTTP_BAD_METHOD
import java.net.HttpURLConnection.HTTP_GONE
import java.net.HttpURLConnection.HTTP_MOVED_PERM
import java.net.HttpURLConnection.HTTP_MOVED_TEMP
import java.net.HttpURLConnection.HTTP_MULT_CHOICE
import java.net.HttpURLConnection.HTTP_NOT_AUTHORITATIVE
import java.net.HttpURLConnection.HTTP_NOT_FOUND
import java.net.HttpURLConnection.HTTP_NOT_IMPLEMENTED

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

import java.io.IOException
import java.io.InterruptedIOException
import java.net.IDN
import java.util.concurrent.CountDownLatch
import java.util.concurrent.atomic.AtomicBoolean
import okhttp3.internal.and
import okhttp3.internal.platform.Platform
import okio.FileSystem
import okio.GzipSource

 *  limitations under the License.
 */
package okhttp3.internal.connection

import java.net.Socket
import java.util.concurrent.ConcurrentLinkedQueue
import java.util.concurrent.ThreadLocalRandom
import java.util.concurrent.TimeUnit
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater
import okhttp3.Address
import okhttp3.ConnectionListener
import okhttp3.ConnectionPool

import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.io.IOException
import java.net.HttpURLConnection
import java.net.ProtocolException
import java.util.concurrent.BlockingQueue
import java.util.concurrent.CountDownLatch
import java.util.concurrent.Executors
import java.util.concurrent.LinkedBlockingQueue
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith

 * 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.toHexString
import okhttp3.internal.ws.WebSocketProtocol.B0_FLAG_FIN

 * limitations under the License.
 */
package okhttp3.internal.http2

import java.io.EOFException
import java.io.IOException
import java.io.InterruptedIOException
import java.net.SocketTimeoutException
import java.util.ArrayDeque
import java.util.concurrent.locks.Condition
import java.util.concurrent.locks.ReentrantLock
import okhttp3.Headers
import okhttp3.internal.EMPTY_HEADERS