import java.io.FilterWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import org.jspecify.annotations.NullUnmarked;

/**
 * A char sink for testing that has configurable behavior.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class TestCharSink extends CharSink implements TestStreamSupplier {

  private final TestByteSink byteSink;

  public TestCharSink(TestOption... options) {

     */
    public FileConfigService() {
        super();
    }

    /**
     * Behavior class for file configuration database operations.
     * Provides access to the file configuration entity operations.
     */
    @Resource
    protected FileConfigBhv fileConfigBhv;

    /**
     * Behavior class for file authentication database operations.

   *       expression involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw
   *   <li>if {@code node} is re-added to the network after having been removed, {@code view}'s
   *       behavior is undefined
   * </ul>
   *
   * @throws IllegalArgumentException if {@code node} is not an element of this network
   */
  Set<N> adjacentNodes(N node);

  /**

   */
  static Dispatcher perThreadDispatchQueue() {
    return new PerThreadQueuedDispatcher();
  }

  /**
   * Returns a dispatcher that queues events that are posted in a single global queue. This behavior
   * matches the original behavior of AsyncEventBus exactly, but is otherwise not especially useful.
   * For async dispatch, an {@linkplain #immediate() immediate} dispatcher should generally be
   * preferable.
   */

 * should override one or more methods to modify the behavior of the backing multiset as desired per
 * the <a href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingSortedMultiset} forward
 * <b>indiscriminately</b> to the methods of the delegate. For example, overriding {@link
 * #add(Object, int)} alone <b>will not</b> change the behavior of {@link #add(Object)}, which can

**Describe the bug**
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**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

**Expected behavior**
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**Screenshots**
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    validations:
      required: true
  - type: textarea
    id: actual-behavior
    attributes:
      label: "What did you see happen?"
    validations:
      required: true
  - type: textarea
    id: expected-behavior
    attributes:
      label: "What did you expect to see?"
    validations:

        assertSame(smbTree, result, "Should return itself when unwrapping to SmbTree");
    }

    /**
     * Test for unwrap() method with null result.
     * Verifies behavior when unwrap returns null.
     */
    @Test
    void testUnwrap_returnsNull() {
        when(smbTree.unwrap(CustomSmbTree.class)).thenReturn(null);

        CustomSmbTree result = smbTree.unwrap(CustomSmbTree.class);

    #  The settings for Application Behavior.
    #  Elements of this map are as below:
    #   o isApplicationBehaviorProject: (NotRequired - Default false)
    #    Does the project is for application behaviors?
    #    This property is a main signal for Application Behavior.
    #    Other properties (for Application Behavior) work when this is true.

        super();
    }

    /**
     * Behavior class for web configuration operations.
     */
    @Resource
    protected WebConfigBhv webConfigBhv;

    /**
     * Behavior class for web authentication operations.
     */
    @Resource
    protected WebAuthenticationBhv webAuthenticationBhv;

    /**
     * Behavior class for request header operations.
     */
    @Resource