* and extension, and it is stored in a repository for dependency management and build purposes.
 *
 * <p>Each {@code Artifact} instance is basically an exact pointer to a file in a Maven repository.
 * {@code Artifact} instances are created when <dfn>resolving</dfn> {@link ArtifactCoordinates} instances.
 * Resolving is the process that selects a {@linkplain #getVersion() particular version}

import java.util.concurrent.TimeUnit;
import org.jspecify.annotations.Nullable;

/**
 * A {@link ScheduledExecutorService} that returns {@link ListenableFuture} instances from its
 * {@code ExecutorService} methods. To create an instance from an existing {@link
 * ScheduledExecutorService}, call {@link
 * MoreExecutors#listeningDecorator(ScheduledExecutorService)}.
 *
 * @author Chris Povirk
 * @since 10.0
 */

internal fun <T> readFieldOrNull(
  instance: Any,
  fieldType: Class<T>,
  fieldName: String,
): T? {
  var c: Class<*> = instance.javaClass
  while (c != Any::class.java) {
    try {
      val field = c.getDeclaredField(fieldName)
      field.isAccessible = true
      val value = field.get(instance)
      return if (!fieldType.isInstance(value)) null else fieldType.cast(value)

  assertEquals("/v1/chat/messages/3", request3.getUrl().encodedPath());

  // Shut down the server. Instances cannot be reused.
  server.close();
}
```

### Kotlin
```kotlin
fun test() {
  // Create a MockWebServer. These are lean enough that you can create a new
  // instance for every unit test.
  val server = MockWebServer()

  // Schedule some responses.

import org.slf4j.LoggerFactory;

import jcifs.Configuration;
import jcifs.internal.smb2.rdma.disni.DisniRdmaProvider;
import jcifs.internal.smb2.rdma.tcp.TcpRdmaProvider;

/**
 * Factory for creating RDMA provider instances.
 *
 * This factory attempts to select the best available RDMA provider
 * based on system capabilities and configuration preferences.
 */
public class RdmaProviderFactory {

    /**

            // Both non-null - should be same instance
            assertSame(first, second, "Second getSubject should return same cached instance as first");
        } else {
            fail("Inconsistent behavior: first=" + first + ", second=" + second);
        }

        // Third call should return the same cached Subject instance
        Subject third = auth.getSubject();

  public static <V extends @Nullable Object> ListenableFuture<V> immediateCancelledFuture() {
    ListenableFuture<Object> instance = ImmediateCancelledFuture.INSTANCE;
    if (instance != null) {
      return (ListenableFuture<V>) instance;
    }
    return new ImmediateCancelledFuture<>();
  }

  /**

   * this parameter is marked nullable, this method does nothing.
   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(@Nullable Object instance, Method method, int paramIndex) {
    method.setAccessible(true);
    testParameter(instance, invokable(instance, method), paramIndex, method.getDeclaringClass());
  }

  /**

import java.util.WeakHashMap;
import java.util.concurrent.ConcurrentHashMap;

/**
 * Utility class for easily creating and setting values in {@link Map} instances.
 * <p>
 * By statically importing this class, you can easily initialize {@literal Map} instances as follows:
 * </p>
 *
 * <pre>
 * import static org.codelibs.core.collection.Maps.*;
 *
 * Map&lt;String, Integer&gt; map = map("a", 1).$("b", 2).$("c", 3).$();

 * the License.
 */

package com.google.common.net;

import com.google.common.annotations.GwtCompatible;
import com.google.common.escape.Escaper;

/**
 * {@code Escaper} instances suitable for strings to be included in particular sections of URLs.
 *
 * <p>If the resulting URLs are inserted into an HTML or XML document, they will require additional