@rmlio/rmlmapper-java-wrapper

JavaScript wrapper for Java RMLMapper

This is a JavaScript library offering a wrapper around the Java RMLMapper.

Requirements

• Node.js
• Java, used to run the RMLMapper
• Jar of the RMLMapper

Usage

const RMLMapperWrapper = require('rmlmapper-java-wrapper');
const fs = require('fs');

const rmlmapperPath = './rmlmapper.jar';
const tempFolderPath = './tmp';

const wrapper = new RMLMapperWrapper(rmlmapperPath, tempFolderPath, true);
const rml = fs.readFileSync('./test/tc01/mapping.ttl', 'utf-8');
const sources = {
  'student.csv': fs.readFileSync('./test/tc01/student.csv', 'utf-8')
};

const result = await wrapper.execute(rml, sources, false, true);

License

This code is copyrighted by Ghent University – imec and released under the MIT license.

Changelog

[0.0.3] - 2019-05-16

Added

• Return log as part of an error when RMLMapper execution fails.