[Dive4elements-commits] [PATCH 5 of 6] FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities

[Wald Commits]

# HG changeset patch
# User Felix Wolfsteller <felix.wolfsteller at intevation.de>
# Date 1352453141 -3600
# Node ID 3395f8c6b030de439ede46a84bfb84dc960de3a4
# Parent  ab7cf7789dafad23107ff8f6bb8b2095d8596051
FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.

diff -r ab7cf7789daf -r 3395f8c6b030 flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/minfo/FlowVelocityMeasurementFactory.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/minfo/FlowVelocityMeasurementFactory.java	Fri Nov 09 10:25:41 2012 +0100
@@ -0,0 +1,63 @@
+package de.intevation.flys.artifacts.model.minfo;
+
+import gnu.trove.TDoubleArrayList;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+
+import net.sf.ehcache.Cache;
+import net.sf.ehcache.Element;
+
+import org.apache.log4j.Logger;
+import org.hibernate.SQLQuery;
+import org.hibernate.Session;
+import org.hibernate.type.StandardBasicTypes;
+
+import de.intevation.flys.artifacts.cache.CacheFactory;
+import de.intevation.flys.model.FlowVelocityMeasurement;
+import de.intevation.flys.model.FlowVelocityMeasurementValue;
+import de.intevation.flys.backend.SessionHolder;
+
+
+public class FlowVelocityMeasurementFactory
+{
+    /** Private logger to use here. */
+    private static Logger log = Logger.getLogger(FlowVelocityMeasurementFactory.class);
+
+    /** Query to get description and start year, given name and a km range. */
+    public static final String SQL_SELECT_ONE =
+        "SELECT station, datetime, w, q, v, description " +
+        "   FROM flow_velocity_measure_values" +
+        "   WHERE id = :id";
+
+
+    private FlowVelocityMeasurementFactory() {
+    }
+
+
+    public static FlowVelocityMeasurementValue.FastFlowVelocityMeasurementValue
+        getFlowVelocityMeasurement(int id)
+    {
+        log.debug("FlowVelocityMeasurementFactory.getFlowVelocityMeasurementValue");
+        Session session = SessionHolder.HOLDER.get();
+        SQLQuery sqlQuery = null;
+        sqlQuery = session.createSQLQuery(SQL_SELECT_ONE);
+        sqlQuery.setParameter("id", id);
+
+        List<Object []> results = sqlQuery.list();
+        if (results.size() > 0) {
+            Object[] row = results.get(0);
+            if (row == null || row.length < 6) {
+                return null;
+            }
+            return FlowVelocityMeasurementValue.getUnmapped(
+                Double.parseDouble(row[0].toString()),
+                Double.parseDouble(row[2].toString()),
+                Double.valueOf(row[3].toString()),
+                Double.valueOf(row[4].toString()), null, row[5].toString());
+        }
+        return null;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :