CLAUDE.md - ModifiableVariable Project Guide

Build Commands

Build: mvn clean install
Run all tests: mvn test
Run single test: mvn test -Dtest=ClassName#methodName (e.g., mvn test -Dtest=ModifiableVariableTest#testRandomBigIntegerModification)
Run with code coverage: mvn clean install -P coverage
Format code: mvn spotless:apply

Code Style

Uses Google Java Style (AOSP variant) for formatting
Indentation: 4 spaces (no tabs)
Line endings: GIT_ATTRIBUTES
License header required on all files

Imports

Unused imports should be removed
Import order is managed by spotless

Type System

Java 21 is required
Generic types should be properly specified (e.g., ModifiableVariable<E>)
JAXB annotations used for XML serialization

Naming Conventions

CamelCase for class names
camelCase for methods and variables
Classes implementing modifications follow pattern: [Type][Operation]Modification
Factory classes follow pattern: [Type]ModificationFactory

Error Handling

Proper exception handling with appropriate exception types
FileConfigurationException for configuration-related errors