}
            return false;
        }
        session.addMessage(message);

        // Trim history if needed
        final int maxMessages = getMaxHistoryMessages();
        session.trimHistory(maxMessages);

        if (logger.isDebugEnabled()) {
            logger.debug("Message added to session. sessionId={}, role={}, messageCount={}", sessionId, message.getRole(),

            }
            throw e;
        } finally {
            session.trimHistory(getMaxHistoryMessages());
        }
    }

    /**
     * Performs an enhanced streaming chat request with multi-phase RAG flow.
     *
     * @param sessionId the session ID (can be null for new sessions)