Earlier, we built a sentinel to watch and a surgeon to refactor. Now, by utilizing Function Calling, we teach the AI to not just think, but to act upon its own internal systems.
Power is not just in knowing the answer, but in having the tools to change the question.
Intent
You will implement Tool Use (Function Calling) that allows Gemini to autonomously trigger re-indexing and metadata updates when it detects Knowledge Gaps during a query.
Background
This is the ultimate evolution of the engine, an AI that realizes its memory is incomplete or poorly structured and takes the initiative to fix it.
Action Loop
Transforming the AI from a spectator into an operator. Instead of just telling you that it needs more data, the AI executes a tool to go get it.
Function Calling
Detection: The AI processes a user query and realizes the retrieved chunks are low-confidence.
Tool Selection: The AI chooses the reindex_file function from its toolkit.
Execution: The system executes the Python code to re-chunk the file with higher density.
Verification: The AI re-runs the query and provides a high-confidence answer.
Toolkit Definition
To enable recursive growth, we must define the functions the AI is allowed to call. These act as the limbs of our Orchestrator.
Sovereign Toolkit
update_metadata: Allows the AI to tag chunks as deprecated or primary.
adjust_chunk_params: Allows the AI to signal that a specific technical stack needs smaller, more granular chunks.
search_external_docs: An escape hatch to fetch live documentation when the vault is silent.
Recursive Engine
We will use Gemini’s tools parameter to pass our language functions directly to the model.
Define the Tool We create a standard Python function and wrap it in a signature Gemini can understand.
Enable Function Calling We initialize the model with the tools list.
Handle the Call We build a loop that executes the tool requested by the AI and feeds the result back into the conversation.
System.out.println(assistant.chat("The memory for 'Orchestrator.java' is vague. Re-index it."));
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}
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}
Conclusion
The engine is now self-correcting. By mastering Function Calling, you have given your Orchestrator the limbs to match its brain. It can now perform its own maintenance, ensuring that the sovereignty of your data remains absolute.
Growth is recursive; every action informs the next design.
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