HLTech / vaunt

import com.fasterxml.jackson.databind.JsonMappingException;

import com.fasterxml.jackson.databind.ObjectMapper;

import com.hltech.vaunt.generator.domain.representation.RepresentationExtractor;

import com.hltech.vaunt.generator.domain.representation.model.Service;

import lombok.RequiredArgsConstructor;

import java.io.File;

import java.io.IOException;

import java.nio.file.Paths;

@RequiredArgsConstructor

public class VauntGenerator {

    private final RepresentationExtractor extractor;

    private final ObjectMapper mapper;

    public void writeVauntFile(String packageRoot, String serviceName, String targetDirectory) {

        write(serviceRepresentation(packageRoot, serviceName), targetFile(serviceName, targetDirectory));

    }

    private Service serviceRepresentation(String packageRoot, String serviceName) {

        try {

            return extractor.extractServiceRepresentation(packageRoot, serviceName);

        } catch (JsonMappingException ex) {

            throw new RuntimeException(

                    String.format(

                            "Error when trying to extract service representation: package=%s, service name=%s",

                            packageRoot, serviceName), ex);

        }

    }

    private void write(Service service, File targetFile) {

        try {

            mapper.writeValue(targetFile, service);

        } catch (IOException ex) {

            throw new RuntimeException("Error when trying to write vaunt file: " + targetFile.getAbsolutePath(), ex);

        }

    }

}