--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-client/src/main/java/de/intevation/flys/client/server/DistanceInfoXML.java	Fri Jul 01 08:44:24 2011 +0000
@@ -0,0 +1,84 @@
+package de.intevation.flys.client.server;
+
+import java.io.InputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import de.intevation.artifacts.common.ArtifactNamespaceContext;
+import de.intevation.artifacts.common.utils.XMLUtils;
+
+import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
+import de.intevation.artifacts.httpclient.http.HttpClient;
+import de.intevation.artifacts.httpclient.http.HttpClientImpl;
+import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler;
+
+
+/**
+ * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
+ */
+public class DistanceInfoXML
+extends      HttpServlet
+{
+    public static final String ERROR_NO_DISTANCEINFO_FOUND =
+        "error_no_distanceinfo_found";
+
+
+    public void doGet(HttpServletRequest req, HttpServletResponse resp) {
+        System.out.println("DistanceInfoXML.doGet");
+
+        String river  = req.getParameter("river");
+        String url    = req.getParameter("server");
+        String filter = req.getParameter("filter");
+
+        Document doc = XMLUtils.newDocument();
+
+        XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
+            doc,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        Element riverEl = ec.create("river");
+        riverEl.setTextContent(river);
+
+        doc.appendChild(riverEl);
+
+        if (filter != null && filter.length() > 0) {
+            Element typeEl = ec.create("filter");
+            typeEl.setTextContent(filter);
+
+            riverEl.appendChild(typeEl);
+        }
+
+        HttpClient client = new HttpClientImpl(url);
+
+        try {
+            InputStream in = (InputStream) client.callService(
+                url, "distanceinfo", doc, new StreamResponseHandler());
+
+            OutputStream out = resp.getOutputStream();
+
+            byte[] b = new byte[4096];
+            int i;
+            while ((i = in.read(b)) >= 0) {
+                out.write(b, 0, i);
+            }
+
+            out.flush();
+            out.close();
+        }
+        catch (ConnectionException ce) {
+            System.err.println(ce.getLocalizedMessage());
+        }
+        catch (IOException ioe) {
+            System.err.println(ioe.getLocalizedMessage());
+        }
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :