+ added yang converter as higher level entry point

package org.etsi.mts.tdl.yang2tdl;

import java.io.File;

import org.eclipse.emf.ecore.resource.Resource;

import org.etsi.mts.tdl.helper.TDLHelper;

public class YANGConverter {

	public static void main(String[] args) {

		String inputPath = "samples/sports.yang";

		String output = processToString(inputPath, inputPath+".tdltx");

		System.out.println(output);

	}

	public static String processToString(String inputPath, String outputPath) {

		return processToString(inputPath, outputPath, "SOURCE_MAPPING", "TARGET_MAPPING");

	}

	//TODO: will need to resolve related files as well

	public static String processToString(String inputPath, String outputPath, String sourceMapping, String targetMapping) {

		System.out.println("Exporting: "+outputPath+ " : "+ new File(outputPath).getAbsolutePath());

		Yang2TDLTranslator translator = new Yang2TDLTranslator();

		String content = "Package imported {}";

		try {

			Resource tr = TDLHelper.create(outputPath);

			translator.setTargetResource(tr);

			translator.initTargetResource(translator.cleanName(new File(inputPath).getName()));

			translator.translate(inputPath);

			content = TDLHelper.getText(tr);

			tr.save(null);

		} catch (Exception e) {

			e.printStackTrace();

		}

		return content;

	}

}