// Empty server to client message.
    val message3 = ""
    server.send(message3)
    clientListener.assertTextMessage(message3)

    // Empty client to server message.
    val message4 = ""
    client.send(message4)
    serverListener.assertTextMessage(message4)

    // Server to client message that shares context with message1.
    val message5 = message1 + message1

                    "Should return correct message for error 1");
            assertEquals("DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 2),
                    "Should return correct message for error 2");
            assertEquals("DCERPC_BIND_ERR_LOCAL_LIMIT_EXCEEDED", getResultMessageMethod.invoke(null, 3),
                    "Should return correct message for error 3");
        }

        @Test

        }
    }

    @Test
    @DisplayName("Zero-length message is handled correctly")
    void zeroLengthMessageHandled() throws IOException {
        // Create a zero-length message followed by a normal message
        byte[] data = new byte[] { 10, 20 };
        byte[] fullData = concat(messageHeader(0), // Zero-length message
                messageHeader(2), data);

        session.addUserMessage("Q2");
        session.addAssistantMessage("A2");

        final List<LlmMessage> history = chatClient.testExtractHistory(session);
        // none mode: assistant messages are skipped, only user messages remain
        assertEquals(2, history.size());
        assertEquals("user", history.get(0).getRole());
        assertEquals("Q1", history.get(0).getContent());

        logger.debug(indent + artifact + " (not setting artifactScope to: " + ignoredScope + "; local artifactScope "
                + artifact.getScope() + " wins)");

        // TODO better way than static? this might hide messages in a reactor
        if (!ignoredArtifacts.contains(artifact)) {
            logger.warn("\n\tArtifact " + artifact + " retains local artifactScope '" + artifact.getScope()

├── app.xml, fess.xml          # DI configuration
├── fess_*.xml                 # Feature-specific DI
├── fess_label_*.properties    # UI labels (i18n)
├── fess_message_*.properties  # Validation messages (i18n)
└── fess_indices/              # OpenSearch index mappings

src/main/webapp/WEB-INF/view/  # JSP templates
src/test/java/.../it/          # Integration tests (*Tests.java)
```

## Architecture Patterns

import jcifs.smb1.dcerpc.ndr.NdrObject;

/**
 * Abstract base class for DCERPC messages.
 * This class provides common functionality for all DCE/RPC message types in SMB1 protocol.
 */
public abstract class DcerpcMessage extends NdrObject implements DcerpcConstants {

    /**
     * Default constructor for DcerpcMessage.
     * Initializes the DCE/RPC message structure for SMB1 protocol.
     */
    protected DcerpcMessage() {

    /** Return code from the RPC operation */
    protected int returnCode = ERROR_SUCCESS;
    private int opnum;

    /**
     * Creates a new witness RPC message with the specified operation number.
     *
     * @param opnum the operation number for this message
     */
    protected WitnessRpcMessage(int opnum) {
        ptype = 0; // REQUEST
        flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
        this.opnum = opnum;

    assertThat(expected).hasMessageThat().contains("testCheckNoOverflow_failure(0, 0)");
  }

  public void testNulls() {
    /*
     * Don't bother testing. All non-primitive parameters are used only to construct error messages.
     * We never want to pass null for them, so we haven't annotated them to say that null is
     * allowed. But at the same time, it seems wasteful to bother inserting the checkNotNull calls
     * that NullPointerTester wants.

    public static void showError(Logger logger, String message, Throwable e, boolean showStackTrace) {
        if (logger == null) {
            System.err.println(message);
            if (showStackTrace && e != null) {
                e.printStackTrace(System.err);
            }
            return;
        }
        if (showStackTrace) {
            logger.error(message, e);
        } else {
            logger.error(message);