private void run() {
    OkHttpClient client = new OkHttpClient.Builder()
        .readTimeout(0,  TimeUnit.MILLISECONDS)
        .build();

    Request request = new Request.Builder()
        .url("ws://echo.websocket.org")
        .build();
    client.newWebSocket(request, this);

    // Trigger shutdown of the dispatcher's executor so this process exits immediately.
    client.dispatcher().executorService().shutdown();

 * 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.ws

import java.io.Closeable
import java.io.IOException
import java.util.zip.Inflater
import okio.Buffer
import okio.InflaterSource

private const val OCTETS_TO_ADD_BEFORE_INFLATION = 0x0000ffff

 * 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.ws

import java.io.Closeable
import java.io.IOException
import java.util.zip.Deflater
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.decodeHex
import okio.DeflaterSink

    c = rotateRight(a, 37);
    a += load64(bytes, offset + length - 24);
    c += rotateRight(a, 7);
    a += load64(bytes, offset + length - 16);
    long wf = a + z;
    long ws = b + rotateRight(a, 31) + c;
    long r = shiftMix((vf + ws) * K2 + (wf + vs) * K0);
    return shiftMix(r * K0 + vs) * K2;
  }

  @VisibleForTesting
  static long murmurHash64WithSeed(byte[] bytes, int offset, int length, long seed) {

   * detail is invisible to the caller, but subtle use of certain APIs may depend on these internal
   * structures.
   *
   * We make such subtle calls in [okhttp3.internal.ws.MessageInflater] because we try to read a
   * compressed stream that is terminated in a web socket frame even though the DEFLATE stream is
   * not terminated.
   *

      return httpUrl.toString();
    }

    @FromJson HttpUrl urlFromJson(String urlString) {
      if (urlString.startsWith("wss:")) urlString = "https:" + urlString.substring(4);
      if (urlString.startsWith("ws:")) urlString = "http:" + urlString.substring(3);
      return HttpUrl.get(urlString);
    }
  }

 * 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.ws

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isFalse
import assertk.assertions.isGreaterThan
import assertk.assertions.isLessThan
import assertk.assertions.isTrue

wrappy@1:
  version "1.0.2"
  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
  integrity sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=

ws@~8.2.3:
  version "8.2.3"
  resolved "https://registry.yarnpkg.com/ws/-/ws-8.2.3.tgz#63a56456db1b04367d0b721a0b80cae6d8becbba"
  integrity sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==

y18n@^5.0.5:

 * 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.ws

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isLessThan
import java.io.EOFException
import kotlin.test.assertFailsWith
import okhttp3.TestUtil.fragmentBuffer

 * 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.ws

import java.io.IOException
import okhttp3.Headers
import okhttp3.internal.delimiterOffset
import okhttp3.internal.trimSubstring
import org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement

/**