zcfg

Integrate the zero-dependency Java configuration utility into Java 21+ applications.

46|10|Updated Dec 14, 2025
One-click install
npx skills add https://github.com/AdamBien/airails --skill zcfg
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: zcfg
Source: https://github.com/AdamBien/airails/tree/main/java/zcfg
Command: npx skills add https://github.com/AdamBien/airails --skill zcfg

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill simplifies the process of loading and accessing configuration properties in Java applications, eliminating the need for complex boilerplate code and external dependencies.

Core Features & Use Cases

  • Zero-Dependency Loading: Integrates a single-class utility for loading properties directly into your project.
  • Multiple Source Support: Reads configuration from user home directory, local files, and system properties with defined precedence.
  • Type-Safe Access: Provides convenient methods for retrieving configuration values as strings, integers, booleans, and lists.
  • Use Case: You need to load database connection details, server ports, and feature flags for your Java application from a properties file and system overrides.

Quick Start

Integrate zcfg into your Java project by copying the ZCfg.java file into a zcfg sub-package and calling ZCfg.load("your-app-name") at application startup.

Frequently Asked Questions about zcfg

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I load Java configuration properties without external dependencies?

You can load Java configuration properties without external dependencies by copying a single utility class into your project, avoiding complex boilerplate code and eliminating the need for Maven dependencies.

Can I load configuration from multiple sources like user home and system properties in Java?

Yes, you can load configuration from multiple sources in Java, reading properties from the user home directory, local files, and system properties with a defined precedence order.

How do I access configuration values as specific types like integers or booleans in Java?

You can access configuration values as specific types in Java using type-safe accessor methods that retrieve properties directly as strings, integers, booleans, and lists without manual casting.

What is the best way to load database connection details and feature flags in a Java application?

The best way to load database connection details and feature flags in a Java application is using a zero-dependency utility that reads properties from local files and system overrides at startup.

Does loading Java configuration this way require a specific Java version?

Yes, loading Java configuration this way requires Java 21 or higher, and involves direct source code integration by placing the utility file into a sub-package within your project.

Do I need Maven to integrate this Java configuration loader?

No, you do not need Maven to integrate this Java configuration loader, because it requires direct source code integration by copying the utility class into your project rather than adding a dependency.