return new LlmMessage(ROLE_USER, content);
    }

    /**
     * Creates an assistant message with the specified content.
     *
     * @param content the message content
     * @return a new assistant message
     */
    public static LlmMessage assistant(final String content) {
        return new LlmMessage(ROLE_ASSISTANT, content);
    }

    /**
     * Gets the message role.

        final LlmChatRequest result = request.addAssistantMessage("Assistant response");

        assertSame(request, result);
        assertEquals(1, request.getMessages().size());
        assertEquals(LlmMessage.ROLE_ASSISTANT, request.getMessages().get(0).getRole());
        assertEquals("Assistant response", request.getMessages().get(0).getContent());
    }

    @Test

    }

    @Test
    public void test_assistantFactory() {
        final LlmMessage message = LlmMessage.assistant("Assistant response");
        assertEquals(LlmMessage.ROLE_ASSISTANT, message.getRole());
        assertEquals("Assistant response", message.getContent());
    }

    @Test
    public void test_settersAndGetters() {
        final LlmMessage message = new LlmMessage();

        assertFalse(userMessage.isAssistant());
        assertTrue(assistantMessage.isAssistant());
        assertFalse(unknownMessage.isAssistant());
    }

    @Test
    public void test_roleConstants() {
        assertEquals("user", ChatMessage.ROLE_USER);
        assertEquals("assistant", ChatMessage.ROLE_ASSISTANT);
    }

    @Test

     *
     * @param content the message content
     */
    public void addUserMessage(final String content) {
        addMessage(ChatMessage.userMessage(content));
    }

    /**
     * Adds an assistant message to this session.
     *
     * @param content the message content
     */
    public void addAssistantMessage(final String content) {
        addMessage(ChatMessage.assistantMessage(content));
    }

    /**
     * Gets the maximum characters for assistant message in history.
     *
     * @return the maximum characters
     */
    default int getHistoryAssistantMaxChars() {
        return 800;
    }

    /**
     * Gets the maximum characters for assistant summary in history.
     *
     * @return the maximum characters
     */

  script.setAttribute("data-modal-border-radius", "0.5rem");
  script.setAttribute("data-modal-header-bg-color", "#009485");
  script.setAttribute("data-modal-title", "FastAPI AI Assistant");
  script.setAttribute("data-modal-title-color", "#FFFFFF");
  script.setAttribute("data-modal-title-font-family", "Roboto, sans-serif");

# CLAUDE.md - AI Assistant Guide for CodeLibs CoreLib

Java 21 utility library. Maven build system, Apache License 2.0.

## Repository Structure

```
src/main/java/org/codelibs/core/
├── beans/       # Bean manipulation & introspection (converter/, factory/, impl/, util/)
├── collection/  # Enhanced collections (LruHashMap, CaseInsensitiveMap)
├── concurrent/  # Concurrency utilities
├── convert/     # Type conversion (*ConversionUtil)

        // Third invocation
        curtainFinallyHook.hook(assistantDirector);

        // All invocations should complete successfully
        assertTrue(true);
    }

    // Test with null assistant director (edge case)
    @Test
    public void test_hook_withNullAssistantDirector() {
        // Hook should handle null parameter gracefully
        curtainFinallyHook.hook(null);

        return this;
    }

    /**
     * Adds an assistant message to the request.
     *
     * @param content the message content
     * @return this request for method chaining
     */
    public LlmChatRequest addAssistantMessage(final String content) {
        messages.add(LlmMessage.assistant(content));
        return this;
    }

    /**
     * Gets the messages in this request.