--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/org/dive4elements/river/artifacts/access/BedQualityAccess.java	Thu Apr 25 12:06:39 2013 +0200
@@ -0,0 +1,86 @@
+package org.dive4elements.river.artifacts.access;
+
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import org.dive4elements.artifacts.CallContext;
+
+import org.dive4elements.river.artifacts.FLYSArtifact;
+import org.dive4elements.river.artifacts.model.DateRange;
+
+
+/** Access data of artifact used in BedQuality calculations. */
+public class BedQualityAccess
+extends      RangeAccess {
+
+    private static final Logger logger = Logger
+        .getLogger(BedQualityAccess.class);
+
+    private List<String> bedDiameter;
+    private List<String> bedloadDiameter;
+    private List<DateRange> ranges;
+
+
+    public BedQualityAccess(FLYSArtifact artifact, CallContext context) {
+        super(artifact, context);
+    }
+
+    public List<DateRange> getDateRanges() {
+        if (ranges == null) {
+            ranges = extractRanges(getString("periods"));
+        }
+        return ranges;
+    }
+
+    public List<String> getBedDiameter() {
+        String value = getString("bed_diameter");
+        if (bedDiameter == null && value != null) {
+            bedDiameter = extractDiameter(value);
+        }
+        return bedDiameter;
+    }
+
+    public List<String> getBedloadDiameter() {
+        String value = getString("load_diameter");
+        if (bedloadDiameter == null && value != null) {
+            bedloadDiameter = extractDiameter(value);
+        }
+        return bedloadDiameter;
+    }
+
+    private List<DateRange> extractRanges(String dateString) {
+        List<DateRange> list = new LinkedList<DateRange>();
+        String[] dates = dateString.split(";");
+        for (String s : dates) {
+            String[] pair = s.split(",");
+            try {
+                long l1      = Long.parseLong(pair[0]);
+                long l2      = Long.parseLong(pair[1]);
+                Date first   = new Date(l1);
+                Date second  = new Date(l2);
+                DateRange dr = new DateRange(first, second);
+                list.add(dr);
+            }
+            catch (NumberFormatException nfe) {
+                continue;
+            }
+        }
+        return list;
+    }
+
+    private List<String> extractDiameter(String value) {
+        List<String> result = new LinkedList<String>();
+        String[] diameter = value.split(";");
+        for (String v : diameter) {
+            logger.debug("diameter: " + v);
+            String[] parts = v.split("\\.");
+            result.add(parts[parts.length - 1]);
+            logger.debug(parts[parts.length-1]);
+        }
+        return result;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :