// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.io.session;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import org.openstreetmap.josm.data.Preferences;
import org.openstreetmap.josm.data.imagery.ImageryInfo;
import org.openstreetmap.josm.data.imagery.ImageryInfo.ImageryPreferenceEntry;
import org.openstreetmap.josm.gui.layer.ImageryLayer;
import org.openstreetmap.josm.gui.layer.Layer;
import org.openstreetmap.josm.gui.progress.ProgressMonitor;
import org.openstreetmap.josm.io.IllegalDataException;
import org.openstreetmap.josm.io.session.SessionReader.ImportSupport;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Session importer for both TMSLayer and WMSLayer.
*/
public class ImagerySessionImporter implements SessionLayerImporter {
@Override
public Layer load(Element elem, ImportSupport support, ProgressMonitor progressMonitor) throws IOException, IllegalDataException {
String version = elem.getAttribute("version");
if (!"0.1".equals(version)) {
throw new IllegalDataException(tr("Version ''{0}'' of meta data for imagery layer is not supported. Expected: 0.1", version));
}
Map<String, String> attributes = new HashMap<>();
NodeList nodes = elem.getChildNodes();
for (int i=0; i<nodes.getLength(); ++i) {
Node node = nodes.item(i);
if (node.getNodeType() == Node.ELEMENT_NODE) {
Element e = (Element) node;
attributes.put(e.getTagName(), e.getTextContent());
}
}
ImageryPreferenceEntry prefEntry = Preferences.deserializeStruct(attributes, ImageryPreferenceEntry.class);
ImageryInfo i = new ImageryInfo(prefEntry);
return ImageryLayer.create(i);
}
}