// License: GPL. For details, see LICENSE file.
package org.openstreetmap.hot.sds;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;
import org.openstreetmap.josm.data.osm.Changeset;
import org.openstreetmap.josm.data.osm.DataSet;
import org.openstreetmap.josm.data.osm.Node;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
import org.openstreetmap.josm.data.osm.Relation;
import org.openstreetmap.josm.data.osm.Way;
import org.openstreetmap.josm.data.osm.visitor.Visitor;
import org.openstreetmap.josm.gui.progress.ProgressMonitor;
import org.openstreetmap.josm.io.OsmServerReadPostprocessor;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
public class ReadPostprocessor implements OsmServerReadPostprocessor {
private ArrayList<Long> nodeList;
private ArrayList<Long> wayList;
private ArrayList<Long> relationList;
private SeparateDataStorePlugin plugin;
public ReadPostprocessor(SeparateDataStorePlugin plugin) {
this.plugin = plugin;
}
@Override
public void postprocessDataSet(DataSet ds, ProgressMonitor progress) {
nodeList = new ArrayList<>();
wayList = new ArrayList<>();
relationList = new ArrayList<>();
Visitor adder = new Visitor() {
@Override
public void visit(Node n) {
nodeList.add(n.getId());
plugin.originalNodes.put(n.getId(), n.save());
}
@Override
public void visit(Way w) {
wayList.add(w.getId());
plugin.originalWays.put(w.getId(), w.save());
}
@Override
public void visit(Relation e) {
relationList.add(e.getId());
plugin.originalNodes.put(e.getId(), e.save());
}
@Override
public void visit(Changeset cs) {}
};
for (OsmPrimitive p : ds.allPrimitives()) {
p.accept(adder);
}
SdsApi api = SdsApi.getSdsApi();
String rv = "";
try {
rv = api.requestShadowsFromSds(nodeList, wayList, relationList, progress);
} catch (SdsTransferException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// this is slightly inefficient, as we're re-making the string into
// an input stream when there was an input stream to be had inside the
// SdsApi already, but this encapsulates things better.
InputStream xmlStream;
try {
xmlStream = new ByteArrayInputStream(rv.getBytes("UTF-8"));
InputSource inputSource = new InputSource(xmlStream);
SAXParserFactory.newInstance().newSAXParser().parse(inputSource, new SdsParser(ds, plugin));
} catch (UnsupportedEncodingException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (SAXException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ParserConfigurationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}