// 3 different lookups in the connection pool!
    val pooled3 = routePlanner.planReusePooledConnection(this, routes)
    if (pooled3 != null) return pooled3.connection

    connection.withLock {
      connectionPool.put(connection)
      user.acquireConnectionNoEvents(connection)
    }

    user.connectionAcquired(connection)
    user.connectionConnectionAcquired(connection)
    return connection
  }

     * @return A {@link URLConnection} object to the URL.
     */
    public static URLConnection openConnection(final URL url) {
        assertArgumentNotNull("url", url);

        try {
            final URLConnection connection = url.openConnection();
            connection.setUseCaches(false);
            return connection;
        } catch (final IOException e) {

    private final SmbTreeConnection treeConnection;

    private final AtomicLong usageCount = new AtomicLong(1);

    /**
     * @param resourceLoc
     * @param treeConnection
     */
    public SmbTreeHandleImpl(final SmbResourceLocatorImpl resourceLoc, final SmbTreeConnection treeConnection) {
        this.resourceLoc = resourceLoc;
        this.treeConnection = treeConnection.acquire();
    }

    @Override

        }
    }

    /**
     * Use a exclusive connection for this tree
     *
     * If an exclusive connection is used the caller must make sure that the tree handle is kept alive,
     * otherwise the connection will be disconnected once the usage drops to zero.
     *
     * @param np
     *            whether to use an exclusive connection
     */
    void setNonPooled(final boolean np) {

 */
package okhttp3.internal.connection

import java.io.IOException
import okhttp3.Address
import okhttp3.HttpUrl

/**
 * Policy on choosing which connection to use for an exchange and any retries that follow. This uses
 * the following strategies:
 *
 *  1. If the current call already has a connection that can satisfy the request it is used. Using

HSPLokhttp3/internal/connection/RealConnection;->isHealthy(Z)Z
HSPLokhttp3/internal/connection/RealConnection;->isMultiplexed$okhttp()Z
HSPLokhttp3/internal/connection/RealConnection;->onSettings(Lokhttp3/internal/http2/Http2Connection;Lokhttp3/internal/http2/Settings;)V
HSPLokhttp3/internal/connection/RealConnection;->start()V

 */
package okhttp3.internal.connection

/** Reuse a connection from the pool. */
internal class ReusePlan(
  val connection: RealConnection,
) : RoutePlanner.Plan {
  override val isReady = true

  override fun connectTcp() = error("already connected")

  override fun connectTlsEtc() = error("already connected")

  override fun handleSuccess() = connection

  }

  override fun connectionReleased(
    connection: Connection,
    call: Call,
  ) {
    if (eventSequence.find { it is ConnectionEvent.ConnectStart && it.connection == connection } != null && connection is RealConnection) {
      if (connection.noNewExchanges) {
        assertThat(eventSequence).matchesPredicate { deque ->

    }

    if (canceled) throw IOException("Canceled")
    return result
  }

  fun acquireConnectionNoEvents(connection: RealConnection) {
    connection.assertLockHeld()

    check(this.connection == null)
    this.connection = connection
    connection.calls.add(CallReference(this, callStackTrace))
  }

  /**

    }
  }
  return charset to finalContentType
}

internal fun MediaType?.charsetOrUtf8(): Charset = this?.charset() ?: Charsets.UTF_8

internal val Response.connection: RealConnection
  get() = this.exchange!!.connection

internal fun OkHttpClient.Builder.taskRunnerInternal(taskRunner: TaskRunner) = this.taskRunner(taskRunner)

internal fun buildConnectionPool(
  connectionListener: ConnectionListener,