--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/inundationduration/UedauernConfiguration.java	Wed Sep 12 10:55:09 2018 +0200
@@ -0,0 +1,125 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.artifacts.uinfo.inundationduration;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.dive4elements.river.artifacts.sinfo.tkhstate.TsvHelper;
+import org.dive4elements.river.artifacts.sinfo.tkhstate.TsvHelper.TsvReaderException;
+
+/**
+ * @author Domenico Nardi Tironi
+ *
+ */
+public class UedauernConfiguration {
+
+    public final static class WmsConfig {
+        private final String label;
+        private final String url;
+        private final String layer;
+
+        public WmsConfig(final String label, final String url, final String layer) {
+            this.label = label;
+            this.url = url;
+            this.layer = layer;
+        }
+
+        public String getLabel() {
+            return this.label;
+        }
+
+        public String getUrl() {
+            return this.url;
+        }
+
+        public String getLayer() {
+            return this.layer;
+        }
+    }
+
+    public static enum YearType {
+        jahre, mittel
+    }
+
+    private static Map<String, UedauernConfiguration> cache = new HashMap<>();
+
+    private final Map<String, WmsConfig> wmsConfigs;
+
+    public static synchronized UedauernConfiguration getInstance(final String rivername, final YearType type) throws IOException, TsvReaderException {
+
+        final String cacheKey = type.name() + "#" + rivername;
+        if (!cache.containsKey(cacheKey)) {
+            final UedauernConfiguration instance = loadConfiguration(rivername, type);
+            cache.put(cacheKey, instance);
+        }
+
+        return cache.get(cacheKey);
+    }
+
+    private UedauernConfiguration(final String rivername, final YearType type, final Map<String, WmsConfig> wmsConfigs) {
+        this.wmsConfigs = wmsConfigs;
+    }
+
+    private static UedauernConfiguration loadConfiguration(final String rivername, final YearType type) throws IOException, TsvReaderException {
+
+        final String configFile = makeFileName(rivername, type);
+        final File file = TsvHelper.makeFile2(configFile, rivername);
+        final List<String[]> tsv = TsvHelper.readTsv(file, 3);
+
+        final Map<String, WmsConfig> wmsConfigs = new LinkedHashMap<>(tsv.size());
+
+        for (final String[] line : tsv) {
+            final String label = line[0];
+            wmsConfigs.put(label, new WmsConfig(label, line[2], line[1]));
+        }
+
+        return new UedauernConfiguration(rivername, type, wmsConfigs);
+    }
+
+    private static final String makeFileName(final String river, final YearType type) {
+        return "wms_uedauern_" + String.valueOf(type) + "_" + river + ".tsv";
+    }
+
+    public Collection<String> getLabels() throws UnsupportedEncodingException {
+        return this.wmsConfigs.keySet();
+    }
+
+    public final String getUrl(final String label) throws UnsupportedEncodingException {
+        final WmsConfig wmsConfig = this.wmsConfigs.get(label);
+        return wmsConfig.getUrl();
+    }
+
+    public String getLayer(final String label) {
+        final WmsConfig wmsConfig = this.wmsConfigs.get(label);
+        return wmsConfig.getLayer();
+    }
+
+    public static boolean filesExistsForRiver(final String river) {
+
+        final String configFileYears = makeFileName(river, YearType.jahre);
+
+        final File fileJahre = TsvHelper.makeFile2(configFileYears, river);
+
+        final String configFileMittel = makeFileName(river, YearType.mittel);
+        final File fileMittel = TsvHelper.makeFile2(configFileMittel, river);
+
+        if (TsvHelper.checkFile(fileJahre) == null || TsvHelper.checkFile(fileMittel) == null)
+            return false;
+        return true;
+    }
+
+}
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