mcp4ail

gyzhang/mcp4ail

3.2

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MCP4AIL is a Spring Boot application implementing a Loan Credit Management System using Spring AI MCP server.

MCP4AIL - System demonstrating MCP Server development

License: MITJava VersionSpring BootH2 Database

A Spring Boot application that implements a Loan Credit Management System using Spring AI MCP (Model Context Protocol) server. This system provides financial institutions with an intelligent credit management solution for loan processing and customer data management.

Overview

MCP4AIL is a financial loan credit management system built with cutting-edge Spring technologies. It serves as both a demonstration of Spring AI MCP capabilities and a functional credit management platform. The application features:

  • MCP Server Implementation: Leverages Spring AI's Model Context Protocol server for AI-enhanced financial operations
  • Financial Data Management: Comprehensive management of customer information, loan products, credit lines, loan contracts, repayment schedules, and overdue records
  • Modern Tech Stack: Built with Spring Boot, MyBatis Plus, and Spring AI
  • Database Integration: Uses H2 in-memory database with MySQL compatibility mode
  • Web Interface: Thymeleaf templating for dynamic web content

Project Structure

src/main/java/com/gientech/agentops/mcp/
ā”œā”€ā”€ controller/     # REST API controllers
ā”œā”€ā”€ entity/         # Domain entities
ā”œā”€ā”€ mapper/         # MyBatis Plus mapper interfaces
ā”œā”€ā”€ providers/      # MCP providers
ā”œā”€ā”€ service/        # Business logic services
ā””ā”€ā”€ Mcp4ailApplication.java

Features

  • Customer Management: Complete customer information tracking with unique identification
  • Loan Product Catalog: Management of various loan products (Housing Fund Loan, Tax Loan, Consumer Loan)
  • Credit Line Management: Customer-specific credit limits and available balances
  • Contract Management: Detailed loan contract tracking with principal and interest calculations
  • Repayment Planning: Automated repayment schedule generation with monthly breakdowns
  • Overdue Tracking: Comprehensive overdue record keeping with penalty calculations
  • H2 Console: Built-in database administration interface

Technology Stack

  • Java 17 - Core programming language
  • Spring Boot 3.5.6 - Application framework
  • Spring AI - AI integration framework with MCP server
  • MyBatis Plus - Advanced ORM framework
  • H2 Database - In-memory database with persistent schema
  • Thymeleaf - Server-side Java template engine
  • Lombok - Code reduction library
  • Maven - Build and dependency management

Configuration

The application is configured via application.properties with:

  • Server running on port 9081
  • MCP server named 'loan-credit-server'
  • H2 database with console enabled at /h2-console
  • Database schema and sample data initialization

Database Schema

The system includes the following core tables:

  • customer: Customer information (name, ID type, ID number, contact details)
  • loan_product: Loan product definitions with codes and descriptions
  • customer_credit: Customer-specific credit limits and availability
  • loan_contract: Loan agreements with amounts, dates, and statuses
  • repayment_plan: Scheduled monthly repayments with interest/principal breakdowns
  • overdue_record: Historical records of payments and penalties

Sample Data

The application ships with comprehensive sample data for immediate testing:

  • 3 customers with various identification and contact information
  • 3 different loan products covering consumer, tax, and housing fund loans
  • Multiple credit lines with varying limits
  • 5 loan contracts with different terms and balances
  • Repayment schedules for 2024 and 2025
  • Historical and projected overdue records

Getting Started

Prerequisites

  • Java 17 or higher
  • Maven 3.6.0 or higher

Running the Application

  1. Clone the repository:

    git clone [repository-url]
cd mcp4ail

  2. Build the project:

    mvn clean install

  3. Run the application:

    mvn spring-boot:run

  4. Access the application:

    • Main application: http://localhost:9081
    • H2 Console: http://localhost:9081/h2-console

  5. For H2 Console access, use the following connection settings:

    • Driver Class: org.h2.Driver
    • JDBC URL: jdbc:h2:mem:testdb;MODE=MySQL
    • Username: sa
    • Password: (empty)

MCP Server Configuration

The application implements Spring AI's Model Context Protocol server with:

  • Server name: loan-credit-server
  • Version: 1.7.0
  • Protocol: STREAMABLE
  • MCP endpoint is configured for AI integration

License

This project is licensed under the MIT License - see the LICENSE file for details.

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.