TransForm: Dynamic Format Selection for MCP Tool Outputs

Research artifact for the NOVAS workshop paper: a control/data-plane split for MCP tabular tool results with dynamic format selection (JSON, Parquet, Arrow IPC).

Artifact: https://github.com/shashank524/TransForm

Layout

| Path | Description | |------|-------------| | novas-workshop/ | Workshop paper (main.tex, ref.bib, figures) | | java-server/ | Java (Spring Boot) MCP server with fused format selection | | java-sdk/ | Vendored MCP Java SDK | | client/ | Python MCP client (pip install mcp) |

Java server

mvn -f pom.xml package -DskipTests -pl java-server -am
java --add-opens=java.base/java.nio=ALL-UNNAMED \
  -jar java-server/target/multimodal-mcp-0.1.0-SNAPSHOT.jar

MCP endpoint: http://localhost:8000/mcp/mcp

Optional BIRD SQLite: set BIRD_SQLITE_ROOT to the dev database directory.

Python client

pip install -r requirements.txt
export MCP_URL=http://localhost:8000/mcp/mcp
export SERVER_URL=http://localhost:8000
python -m client.mcp_client

Paper

cd novas-workshop && latexmk -pdf main.tex

Figures are in novas-workshop/figures/. Regenerate selection diagrams with figures/render_selection_figures.sh (requires mermaid-cli).