<dependency> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-codegen-plugin</artifactId> <version>3.0.0</version> </dependency> yaml modelPackage: com.example.models apiPackage: com.example.apis outputDir: src/main/java {{#package}}package {{package}}; {{/package}} public class {{className}} { } shell mvn codegen:generate