file.name.endsWith(".png") -> "image/png"
      else -> "text/plain"
    }

  private fun Socket.peerName(): String {
    val address = remoteSocketAddress
    return if (address is InetSocketAddress) address.hostName else address.toString()
  }

  companion object {
    val logger: Logger = Logger.getLogger(Http2Server::class.java.name)

    @JvmStatic
    fun main(args: Array<String>) {

 * does not participate in any [interceptors][Interceptor] or [event listeners][EventListener]. It
 * doesn't include the motivating request's HTTP headers or even its full URL; only the target
 * server's hostname is sent to the proxy.
 *
 * Prior to sending any CONNECT request OkHttp always calls the proxy authenticator so that it may
 * prepare preemptive authentication. OkHttp will call [authenticate] with a fake `HTTP/1.1 407

        }

        // Check for valid hostname or IP address
        // Simple validation - can be enhanced
        if (host.length() > 255) {
            return false;
        }

        // Check for invalid characters
        if (host.contains("..") || host.contains("//") || host.contains("\\\\")) {
            return false;
        }

        // Basic hostname/IP validation

        this.securityProvider = securityProvider;
    }

    /**
     * Gets the server hostname or address currently connected to
     * @return the server connected to
     */
    public abstract String getServer();

    /**
     * Gets the server hostname resolved through DFS (Distributed File System)
     * @return the server resolved by DFS
     */

   *
   * This will be invoked for route selection regardless of whether the client
   * is configured with a single proxy, a proxy selector, or neither.
   *
   * @param url a URL with only the scheme, hostname, and port specified.
   */
  open fun proxySelectStart(
    call: Call,
    url: HttpUrl,
  ) {
  }

  /**
   * Invoked after proxy selection.
   *

        classes.add(cls);
      }
    }
    return classes;
  }

  private static boolean hasTest(Class<?> testClass, Iterable<String> testNames) {
    for (String testName : testNames) {
      try {
        testClass.getMethod(testName);
        return true;
      } catch (NoSuchMethodException e) {
        continue;
      }
    }
    return false;
  }

import okhttp3.testing.PlatformRule
import okhttp3.tls.HeldCertificate
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

/**
 * Tests for our hostname verifier. Most of these tests are from AOSP, which itself includes tests
 * from the Apache HTTP Client test suite.
 */
class HostnameVerifierTest {
  private val verifier = OkHostnameVerifier

  @RegisterExtension

                        "on ${os.asName()} (bucket $bucketIndex)",
                performanceSubProject = "performance",
                bucketIndex = bucketIndex,
                extraParameters =
                    "--profiler $profiler --tests \"${performanceScenario.scenario.className}.${performanceScenario.scenario.scenario}\"",

# resolve to either
# 1. tensorflow-a.b.c-py3-none-any.whl  or, for nightly builds,
# 2. tf_nightly-a.b.c.devYYYYMMDD-py3-none-any.whl
pure_python_whl=$(ls "$TFCI_OUTPUT_DIR"/*py3-none-any*)
pure_python_whl=$(basename "${pure_python_whl}")

# Extract the package name from the wheel name. That is, extract every character
# before the pattern "-py3-" in the wheel name.
pkg_name=$(echo "${pure_python_whl}" | awk -F'-py3-' '{print $1}')

    result = 31 * result + address.hashCode()
    result = 31 * result + proxy.hashCode()
    result = 31 * result + socketAddress.hashCode()
    return result
  }

  /**
   * Returns a string with the URL hostname, socket IP address, and socket port, like one of these:
   *
   *  * `example.com:80 at 1.2.3.4:8888`
   *  * `example.com:443 via proxy [::1]:8888`
   *
   * This omits duplicate information when possible.
   */