AbstractTestCompositeGeometry.java

/**
 * Copyright (c) Codice Foundation
 * <p/>
 * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 * <p/>
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details. A copy of the GNU Lesser General Public License
 * is distributed along with this program and can be found at
 * <http://www.gnu.org/licenses/lgpl.html>.
 */
package ddf.geo.formatter;

import java.io.IOException;
import java.io.StringWriter;
import java.util.HashMap;
import java.util.List;

import org.apache.abdera.Abdera;
import org.apache.abdera.ext.geo.GeoHelper;
import org.apache.abdera.ext.geo.GeoHelper.Encoding;
import org.apache.abdera.ext.geo.Position;
import org.apache.abdera.model.Entry;
import org.custommonkey.xmlunit.NamespaceContext;
import org.custommonkey.xmlunit.SimpleNamespaceContext;
import org.custommonkey.xmlunit.XMLUnit;
import org.junit.BeforeClass;

import com.vividsolutions.jts.io.WKTReader;

public abstract class AbstractTestCompositeGeometry {

    protected static final Abdera ABDERA = new Abdera();

    protected WKTReader reader = new WKTReader();

    @BeforeClass
    public static void setupTestClass() {
        HashMap map = new HashMap();
        map.put("gml", "http://www.opengis.net/gml");
        map.put("georss", "http://www.georss.org/georss");
        NamespaceContext ctx = new SimpleNamespaceContext(map);
        XMLUnit.setXpathNamespaceContext(ctx);
        XMLUnit.setIgnoreWhitespace(true);
    }

    /**
     * Creates an Atom Entry with GeoRSS encoded in GML.
     *
     * @param composite
     * @return Atom entry as text
     * @throws com.vividsolutions.jts.io.ParseException
     * @throws IOException
     */
    protected String getSampleAtomEntry(CompositeGeometry composite) throws IOException {

        List<Position> positions = composite.toGeoRssPositions();

        Entry sampleEntry = ABDERA.newEntry();

        for (Position pos : positions) {
            GeoHelper.addPosition(sampleEntry, pos, Encoding.GML);
        }

        StringWriter writer = new StringWriter();
        sampleEntry.writeTo(writer);
        return writer.toString();
    }

}