*   at okhttp3.Connection.upgradeToTls(Connection.java)
 *   at okhttp3.Connection.connect(Connection.java)
 *   at okhttp3.Connection.connectAndSetOwner(Connection.java)
 * ```
 *
 * Follow up by pasting the public key hashes from the exception into the
 * certificate pinner's configuration:
 *
 * ```java
 * CertificatePinner certificatePinner = new CertificatePinner.Builder()

   *   challenge. In this case the request URL may be different than the initial request URL.
   *
   * Use the `request` of the [networkResponse] field to get the wire-level request that was
   * transmitted. In the case of follow-ups and redirects, also look at the `request` of the
   * [priorResponse] objects, which have its own [priorResponse].
   */
  @get:JvmName("request") val request: Request,

        .build()
    assertFailsWith<IOException> {
      client.newCall(Request.Builder().url(server.url("/0")).build()).execute()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Too many follow-up requests: 21")
    }
  }

  /**
   * We had a bug where we were passing a null route to the authenticator.
   * https://github.com/square/okhttp/issues/3809
   */
  @Test

If a conditional GET was successful, responses from the network and cache are merged as directed by the spec.

## Follow-up Requests

When your requested URL has moved, the webserver will return a response code like `302` to indicate the document’s new URL. OkHttp will follow the redirect to retrieve a final response.

Contributing
============

If you would like to contribute code to OkHttp you can do so through GitHub by
forking the repository and sending a pull request.

When submitting code, please make every effort to follow existing conventions
and style in order to keep the code as readable as possible. Please also make
sure your code compiles by running `./gradlew check`. Checkstyle failures
during compilation indicate errors in your style and can be viewed in the

 * Any additional information that may be helpful.

After filing a report, a representative from the Square Code of Conduct committee will contact you
personally. The committee will then review the incident, follow up with any additional questions,
and make a decision as to how to respond.

Anyone asked to stop unacceptable behavior is expected to comply immediately. If an individual

    class Part(
      @get:JvmName("headers") val headers: Headers,
      @get:JvmName("body") val body: BufferedSource,
    ) : Closeable by body

    internal companion object {
      /** These options follow the boundary. */
      val afterBoundaryOptions =
        Options.of(
          // 0.  "\r\n"  More parts.
          "\r\n".encodeUtf8(),
          // 1.  "--"    No more parts.
          "--".encodeUtf8(),

  integrity sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==

follow-redirects@^1.0.0:
  version "1.15.1"
  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.1.tgz#0ca6a452306c9b276e4d3127483e29575e207ad5"
  integrity sha512-yLAMQs+k0b2m7cVxpS1VKJVvoz7SS9Td1zss3XRwXj+ZDH00RJgnuLx7E44wx02kQLrdM3aOOy+FpzS7+8OizA==

    Once the streams are established no further timeout is enforced.

 *  Fix: Retain the `Route` when a connection is reused on a redirect or other follow-up. This was
    causing some `Authenticator` calls to see a null route when non-null was expected.

 *  Fix: Use the correct key size in the name of `TLS_AES_128_CCM_8_SHA256` which is a TLS 1.3

      val slashCount = input.slashCount(pos, limit)
      if (slashCount >= 2 || base == null || base.scheme != this.scheme) {
        // Read an authority if either:
        //  * The input starts with 2 or more slashes. These follow the scheme if it exists.
        //  * The input scheme exists and is different from the base URL's scheme.
        //
        // The structure of an authority is:
        //   username:password@host:port
        //