oeg.licensius.service.LicenseIsopen.java Source code

Introduction

Here is the source code for oeg.licensius.service.LicenseIsopen.java

Source

package oeg.licensius.service;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.logging.Logger;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import oeg.licensius.model.LicensiusFound;
import oeg.licensius.model.LicensiusError;
import oeg.licensius.model.LicensiusResponse;
import oeg.licensius.model.LicensiusSimple;
import oeg.rdflicense.RDFLicense;
import oeg.rdflicense.RDFLicenseCheck;
import oeg.rdflicense.RDFLicenseDataset;
import org.json.simple.JSONObject;
import org.json.simple.JSONArray;

/**
 * Determines if a license is open or not
 * @author vrodriguez
 */
public class LicenseIsopen extends HttpServlet {

    private static final Logger logger = Logger.getLogger(LicenseIsopen.class.getName());

    /**
     * Sirve una cadena de prueba.
     */
    public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
        resp.setStatus(200);
        //            resp.setContentType("application/json");
        String uri = req.getParameter("uri");
        LicensiusResponse le = get(uri);
        if (le.getClass().equals(LicensiusError.class)) {
            LicensiusError e = (LicensiusError) le;
            resp.setStatus(500);
            PrintWriter w = resp.getWriter();
            w.println(e.getJSON());
            return;
        }
        resp.setStatus(200);
        //resp.setContentType("application/json");
        resp.setContentType("text/plain");
        PrintWriter w = resp.getWriter();
        w.println(le.getJSON());
        return;
    }

    public LicensiusResponse get(String uri) {
        JSONArray array = new JSONArray();
        RDFLicense lic = RDFLicenseDataset.getRDFLicense(uri);
        if (lic == null) {
            LicensiusError error = new LicensiusError(404, "License not found.");
            return error;
        }

        LicensiusSimple ls = new LicensiusSimple();
        RDFLicenseCheck check = new RDFLicenseCheck(lic);
        ls.text = "" + check.isOpen();
        return ls;

    }

}