* system properties collected so far, along with other information. This method should return altered
     * (contributions applied) user properties, not only the "new" or "added" properties!
     *
     * @param protoSession The proto session, never {@code null}.
     * @return The user properties with contributions.
     */

 * ensures that the properties are always up-to-date.
 *
 * <p>Key Features:
 * <ul>
 *   <li>Automatically reloads properties if the file is modified.</li>
 *   <li>Supports custom check intervals for file modification checks.</li>
 *   <li>Provides synchronized methods for loading and storing properties.</li>
 *   <li>Extends {@link Properties} and overrides its methods to work with dynamic properties.</li>
 * </ul>
 *
 * <p>Usage:
 * <pre>

              schema:
                type: object
                properties:
                  record_count:
                    type: integer
                    example: 9
                  data:
                    type: array
                    items:
                      type: object
                      properties:
                        label:
                          type: string

    }

    /**
     * Returns a map of user-defined properties for the Maven execution.
     * These properties can be set using the -D command-line option.
     *
     * @return an unmodifiable map of user properties
     */
    @Nonnull
    Map<String, String> userProperties();

    /**
     * Returns a map of system properties for the Maven execution.

import java.util.Properties;

import org.junit.jupiter.api.Test;

import jcifs.CIFSException;

/**
 * Unit tests for Multi-Channel configuration properties
 */
class MultiChannelConfigurationTest {

    @Test
    void testDefaultMultiChannelSettings() throws CIFSException {
        PropertyConfiguration config = new PropertyConfiguration(new Properties());

    return new ValueGraphBuilder<>(false);
  }

  /**
   * Returns a {@link ValueGraphBuilder} initialized with all properties queryable from {@code
   * graph}.
   *
   * <p>The "queryable" properties are those that are exposed through the {@link ValueGraph}
   * interface, such as {@link ValueGraph#isDirected()}. Other properties, such as {@link
   * #expectedNodeCount(int)}, are not set in the new builder.
   */

import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.net.URL;
import java.nio.charset.Charset;
import java.util.Properties;

import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.net.URLUtil;

/**
 * Utility class for {@link Properties} operations.
 *
 * @author higa
 */
public abstract class PropertiesUtil {

    /**
     * Do not instantiate.
     */

        }
        return def;
    }

    /**
     * Get the local host address based on the provided properties.
     *
     * @param props the properties to use for configuration
     * @return the local host InetAddress
     */
    public static InetAddress getLocalHost(final Properties props) {
        final String addr = props.getProperty("jcifs.smb.client.laddr");

        if (addr != null) {

        Path jcifsPropertiesPath = tempDir.resolve("jcifs.properties");
        Files.writeString(jcifsPropertiesPath, "jcifs.smb.client.nativeOs=FileOS");
        System.setProperty("jcifs.properties", jcifsPropertiesPath.toString());

        System.setProperty("jcifs.smb.client.nativeOs", "SystemOS");

        Properties customProps = new Properties();

            if (is != null) {
                Properties props = new Properties();
                props.load(is);
                props.forEach((key, value) -> setProperty(String.valueOf(key), String.valueOf(value)));
                logger.debug("Loaded test system properties");
            } else {
                logger.warn("system.properties not found in test classpath, using defaults");