URLConnection connection = handler.openConnection(url);

        assertNotNull(connection, "Connection should not be null.");
        assertTrue(connection instanceof NtlmHttpURLConnection, "Connection should be an instance of NtlmHttpURLConnection.");
    }

    @Test
    void testOpenConnection_UnknownProtocol_ThrowsIOException() {
        // This test verifies that attempting to open a connection for an unsupported protocol

    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

     */
    @Override
    protected URLConnection openConnection(final URL u) throws IOException {
        return new GcsURLConnection(u);
    }

    /**
     * GcsURLConnection is a URL connection implementation for accessing GCS objects.
     * It extends URLConnection to provide connectivity to Google Cloud Storage.

     */
    @Override
    protected URLConnection openConnection(final URL u) throws IOException {
        return new S3URLConnection(u);
    }

    /**
     * S3URLConnection is a URL connection implementation for accessing S3 objects.
     * It extends URLConnection to provide connectivity to S3-compatible storage services.

  @Test
  fun staleConnectionNotReusedForNonIdempotentRequest() {
    // Capture the connection so that we can later make it stale.
    var connection: RealConnection? = null
    client =
      client
        .newBuilder()
        .addNetworkInterceptor(
          Interceptor { chain ->
            connection = chain.connection() as RealConnection
            chain.proceed(chain.request())
          },
        ).build()

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

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

    call.eventListener.connectionAcquired(call, connection)
    connection.connectionListener.connectionAcquired(connection, call)

     * @throws IOException If the connection cannot be opened
     */
    @Override
    protected URLConnection openConnection(final URL u) throws IOException {
        return new StorageURLConnection(u);
    }

    /**
     * StorageURLConnection is a URL connection implementation for accessing storage objects.
     * It extends URLConnection to provide connectivity to MinIO-compatible storage services.

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.net.protocol.gcs;

import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

 */
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

 */
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