changeset 2831:8fe9c6584b93

Added importer classes used during the import process of flow velocity measurements. flys-backend/trunk@4249 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 17 Apr 2012 12:00:13 +0000
parents 6faa47ca1fee
children ac5bd90697c1
files flys-backend/ChangeLog flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurementValue.java
diffstat 3 files changed, 185 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/flys-backend/ChangeLog	Tue Apr 17 11:58:43 2012 +0000
+++ b/flys-backend/ChangeLog	Tue Apr 17 12:00:13 2012 +0000
@@ -1,3 +1,10 @@
+2012-04-17  Ingo Weinzierl <ingo@intevation.de>
+
+	* src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurementValue.java,
+	  src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java:
+	  New temp classes used during the import process of flow velocity
+	  measurements.
+
 2012-04-17  Ingo Weinzierl <ingo@intevation.de>
 
 	* src/main/java/de/intevation/flys/model/FlowVelocityMeasurementValue.java,
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java	Tue Apr 17 12:00:13 2012 +0000
@@ -0,0 +1,80 @@
+package de.intevation.flys.importer;
+
+import java.sql.SQLException;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import org.hibernate.Session;
+import org.hibernate.Query;
+import org.hibernate.exception.ConstraintViolationException;
+
+import de.intevation.flys.model.FlowVelocityMeasurement;
+import de.intevation.flys.model.River;
+
+
+public class ImportFlowVelocityMeasurement {
+
+    private static final Logger log =
+        Logger.getLogger(ImportFlowVelocityMeasurement.class);
+
+
+    private String description;
+
+    private List<ImportFlowVelocityMeasurementValue> values;
+
+    private FlowVelocityMeasurement peer;
+
+
+    public ImportFlowVelocityMeasurement() {
+        this(null);
+    }
+
+
+    public ImportFlowVelocityMeasurement(String description) {
+        this.description = description;
+    }
+
+
+    public void storeDependencies(River river)
+    throws SQLException, ConstraintViolationException
+    {
+        log.debug("store dependencies");
+
+        FlowVelocityMeasurement peer = getPeer(river);
+
+        for (ImportFlowVelocityMeasurementValue value: values) {
+            value.storeDependencies(peer);
+        }
+    }
+
+
+    public FlowVelocityMeasurement getPeer(River river) {
+        if (peer == null) {
+            Session session = ImporterSession.getInstance().getDatabaseSession();
+
+            Query query = session.createQuery(
+                "from FlowVelocityMeasurement where " +
+                "   river:=river and " +
+                "   description:=description"
+            );
+
+            query.setParameter("river", river);
+            query.setParameter("description", description);
+
+            List<FlowVelocityMeasurement> measurement = query.list();
+
+            if (measurement.isEmpty()) {
+                peer = new FlowVelocityMeasurement(river, description);
+
+                session.save(peer);
+            }
+            else {
+                peer = measurement.get(0);
+            }
+        }
+
+        return peer;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurementValue.java	Tue Apr 17 12:00:13 2012 +0000
@@ -0,0 +1,98 @@
+package de.intevation.flys.importer;
+
+import java.math.BigDecimal;
+import java.sql.SQLException;
+import java.util.Date;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+
+import org.hibernate.Session;
+import org.hibernate.Query;
+import org.hibernate.exception.ConstraintViolationException;
+
+import de.intevation.flys.model.FlowVelocityMeasurement;
+import de.intevation.flys.model.FlowVelocityMeasurementValue;
+
+
+public class ImportFlowVelocityMeasurementValue {
+
+    private static final Logger log =
+        Logger.getLogger(ImportFlowVelocityMeasurementValue.class);
+
+
+    private Date datetime;
+
+    private String description;
+
+    private BigDecimal station;
+    private BigDecimal w;
+    private BigDecimal q;
+    private BigDecimal v;
+
+    private FlowVelocityMeasurementValue peer;
+
+
+    public ImportFlowVelocityMeasurementValue(
+        Date       datetime,
+        BigDecimal station,
+        BigDecimal w,
+        BigDecimal q,
+        BigDecimal v,
+        String     description
+    ) {
+        this.datetime    = datetime;
+        this.station     = station;
+        this.w           = w;
+        this.q           = q;
+        this.v           = v;
+        this.description = description;
+    }
+
+
+
+    public void storeDependencies(FlowVelocityMeasurement measurement)
+    throws SQLException, ConstraintViolationException
+    {
+        log.debug("store dependencies");
+
+        getPeer(measurement);
+    }
+
+
+    public FlowVelocityMeasurementValue getPeer(FlowVelocityMeasurement m) {
+        if (peer == null) {
+            Session session = ImporterSession.getInstance().getDatabaseSession();
+
+            Query query = session.createQuery(
+                "from FlowVelocityMeasurementValue where " +
+                "   measurement:=measurement and " +
+                "   station:=station"
+            );
+
+            query.setParameter("measurement", m);
+            query.setParameter("station", station);
+
+            List<FlowVelocityMeasurementValue> values = query.list();
+
+            if (values.isEmpty()) {
+                peer = new FlowVelocityMeasurementValue(
+                    m,
+                    datetime,
+                    station,
+                    w,
+                    q,
+                    v,
+                    description);
+
+                session.save(peer);
+            }
+            else {
+                peer = values.get(0);
+            }
+        }
+
+        return peer;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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