package fi.nls.oskari.control.statistics;

import fi.nls.oskari.control.statistics.db.RegionSet;
import fi.nls.oskari.control.statistics.xml.Region;
import fi.nls.oskari.control.statistics.xml.WfsXmlParser;
import fi.nls.oskari.service.OskariComponent;
import fi.nls.oskari.service.ServiceException;
import fi.nls.oskari.util.IOHelper;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by SMAKINEN on 27.4.2016.
 */
public abstract class RegionSetService extends OskariComponent {

    public abstract List<RegionSet> getRegionSets();
    public abstract RegionSet getRegionSet(long id);

    public List<Region> getRegions(RegionSet regionset, String requestedSRS) throws IOException, ServiceException {
        final String propId = regionset.getIdProperty();
        final String propName = regionset.getNameProperty();

        // For example: http://localhost:8080/geoserver/wfs?service=wfs&version=1.1.0&request=GetFeature&typeNames=oskari:kunnat2013
        //&propertyName=kuntakoodi,kuntanimi,geom
        Map<String, String> params = new HashMap<>();
        params.put("service", "wfs");
        params.put("version", "1.1.0");
        params.put("request", "GetFeature");
        params.put("typeNames", regionset.getOskariLayerName());
        params.put("srsName", requestedSRS);
        //params.put("propertyName", propId + "," + propName);

        final String url = IOHelper.constructUrl(regionset.getFeaturesUrl(), params);
        final HttpURLConnection connection = IOHelper.getConnection(url);
        return WfsXmlParser.parse(connection.getInputStream(), propId, propName);
    }
}

package fi.nls.oskari.control.statistics;

import fi.nls.oskari.control.statistics.db.RegionSet;
import fi.nls.oskari.control.statistics.xml.Region;
import fi.nls.oskari.control.statistics.xml.WfsXmlParser;
import fi.nls.oskari.service.OskariComponent;
import fi.nls.oskari.service.ServiceException;
import fi.nls.oskari.util.IOHelper;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by SMAKINEN on 27.4.2016.
 */
public abstract class RegionSetService extends OskariComponent {

    public abstract List<RegionSet> getRegionSets();
    public abstract RegionSet getRegionSet(long id);

    public List<Region> getRegions(RegionSet regionset, String requestedSRS) throws IOException, ServiceException {
        final String propId = regionset.getIdProperty();
        final String propName = regionset.getNameProperty();

        // For example: http://localhost:8080/geoserver/wfs?service=wfs&version=1.1.0&request=GetFeature&typeNames=oskari:kunnat2013
        //&propertyName=kuntakoodi,kuntanimi,geom
        Map<String, String> params = new HashMap<>();
        params.put("service", "wfs");
        params.put("version", "1.1.0");
        params.put("request", "GetFeature");
        params.put("typeName", regionset.getOskariLayerName());
        params.put("srsName", requestedSRS);
        //params.put("propertyName", propId + "," + propName);

        final String url = IOHelper.constructUrl(regionset.getFeaturesUrl(), params);
        final HttpURLConnection connection = IOHelper.getConnection(url);
        return WfsXmlParser.parse(connection.getInputStream(), propId, propName);
    }
}

Fix param name