*
     * @param key the environment variable key
     * @return the environment variable value, or null if not found
     */
    public static String getEnv(String key) {
        return System.getenv(key);
    }

    /**
     * Returns the system environment variable value for the specified key, or the default value if not found.
     *
     * @param key the environment variable key

     * @return the field value
     * @throws IllegalAccessRuntimeException {@link IllegalAccessException} if an error occurs
     * @see #getInt(Field, Object)
     */
    public static int getInt(final Field field) throws IllegalAccessRuntimeException {
        assertArgumentNotNull("field", field);

        return getInt(field, null);
    }

    /**
     * Returns the value of a {@link Field} as an int.
     *

            if (connected) {
                return;
            }
            final String endpoint = System.getenv().get("S3_ENDPOINT");
            final String accessKey = System.getenv().get("S3_ACCESS_KEY");
            final String secretKey = System.getenv().get("S3_SECRET_KEY");
            final String region = System.getenv().getOrDefault("S3_REGION", "us-east-1");

            // Validate endpoint before attempting connection

                return;
            }
            final String endpoint = System.getenv().get("STORAGE_ENDPOINT");
            final String accessKey = System.getenv().get("STORAGE_ACCESS_KEY");
            final String secretKey = System.getenv().get("STORAGE_SECRET_KEY");
            final String region = System.getenv().get("STORAGE_REGION");

            // Validate endpoint before attempting connection

 * limitations under the License.
 */

package com.google.common.util.concurrent;

import static com.google.common.truth.Truth.assertThat;
import static com.google.common.util.concurrent.Futures.getDone;
import static com.google.common.util.concurrent.Futures.immediateFuture;
import static com.google.common.util.concurrent.MoreExecutors.directExecutor;

        // Then
        Field notifyFlagsField = Smb2ChangeNotifyRequest.class.getDeclaredField("notifyFlags");
        notifyFlagsField.setAccessible(true);
        assertEquals(flags, notifyFlagsField.getInt(request));
    }

    @Test
    @DisplayName("Should set completion filter correctly")
    void testSetCompletionFilter() throws Exception {
        // Given

        // Next field (4 bytes) - offset to next entry
        int next = bb.getInt();

        // InterfaceIndex (4 bytes)
        int ifIndex = bb.getInt();

        // Capability (4 bytes)
        int capability = bb.getInt();

        // Reserved (4 bytes) - skip
        bb.getInt();

        // LinkSpeed (8 bytes) - in bits per second
        long linkSpeedBps = bb.getLong();

    static final int SMB_FILE_NAMES_INFO = 0x103;
    static final int SMB_FILE_BOTH_DIRECTORY_INFO = 0x104;

    static final int LIST_SIZE = Config.getInt("jcifs.smb1.smb.client.listSize", DEFAULT_LIST_SIZE);
    static final int LIST_COUNT = Config.getInt("jcifs.smb1.smb.client.listCount", DEFAULT_LIST_COUNT);

    Trans2FindFirst2(final String filename, final String wildcard, final int searchAttributes) {

            if (connected) {
                return;
            }
            final String projectId = System.getenv("GCS_PROJECT_ID");
            final String endpoint = System.getenv("GCS_ENDPOINT");
            final String credentialsFile = System.getenv("GCS_CREDENTIALS_FILE");

            // Validate projectId before attempting connection
            if (StringUtil.isBlank(projectId)) {

   *
   * <p>Similar methods:
   *
   * <ul>
   *   <li>To retrieve a result from a {@code Future} that is already done, use {@link
   *       Futures#getDone Futures.getDone}.
   *   <li>To treat {@link InterruptedException} uniformly with other exceptions, use {@link
   *       Futures#getChecked(Future, Class) Futures.getChecked}.