--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/CollisionCalcProcessor.java	Tue Jun 19 14:19:32 2018 +0200
@@ -0,0 +1,88 @@
+/** 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.sinfo.common;
+
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
+import org.dive4elements.artifactdatabase.state.Facet;
+import org.dive4elements.artifacts.Artifact;
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.river.artifacts.common.AbstractCalculationResult;
+import org.dive4elements.river.artifacts.resources.Resources;
+import org.dive4elements.river.artifacts.sinfo.collision.CollisionCalcFacet;
+import org.dive4elements.river.artifacts.sinfo.collision.CollisionCalcOverviewResult;
+import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
+import org.dive4elements.river.exports.DiagramGenerator;
+import org.dive4elements.river.exports.StyledSeriesBuilder;
+import org.dive4elements.river.jfree.StyledXYSeries;
+import org.dive4elements.river.themes.ThemeDocument;
+
+/**
+ * Processor to generate the facet and data series of calculated bed collision counts
+ *
+ * @author Matthias Schäfer
+ *
+ */
+public final class CollisionCalcProcessor extends AbstractSInfoProcessor {
+
+    public static final String FACET_COLLISION_CALC_COUNT = "sinfo_facet_collision_calc_count";
+
+    private static final String I18N_AXIS_LABEL = "chart.collision_count.section.yaxis.label";
+
+    private static final String I18N_SERIES_NAME_PATTERN = "collision.count.title";
+
+    private static final Set<String> HANDLED_FACET_TYPES = new HashSet<>();
+
+    static {
+        HANDLED_FACET_TYPES.add(FACET_COLLISION_CALC_COUNT);
+    }
+
+    public CollisionCalcProcessor() {
+        super(I18N_AXIS_LABEL, HANDLED_FACET_TYPES);
+    }
+
+    @Override
+    protected String generateSeries(final DiagramGenerator generator, final ArtifactAndFacet bundle, final ThemeDocument theme, final boolean visible) {
+
+        final CallContext context = generator.getContext();
+        final Map<String, String> metaData = bundle.getFacet().getMetaData();
+
+        final Artifact artifact = bundle.getArtifact();
+
+        final StyledXYSeries series = new StyledXYSeries(bundle.getFacetDescription(), theme);
+        series.putMetaData(metaData, artifact, context);
+
+        final String facetName = bundle.getFacetName();
+
+        final CollisionCalcOverviewResult data = (CollisionCalcOverviewResult) bundle.getData(context);
+        if (data == null) {
+            // Check has been here before so we keep it for security reasons
+            // this should never happen though.
+            throw new IllegalStateException("Data is null for facet: " + facetName);
+        }
+
+        final double[][] points = data.getStationPoints(SInfoResultType.collisionCount);
+
+        StyledSeriesBuilder.addPoints(series, points, true);
+        generator.addAxisSeries(series, getAxisName(), visible);
+
+        return metaData.get("Y");
+    }
+
+    public static final Facet createFacet(final CallContext context, final String hash, final String id, final AbstractCalculationResult result,
+            final int index) {
+        final String facetDescription = Resources.getMsg(context.getMeta(), I18N_SERIES_NAME_PATTERN, I18N_SERIES_NAME_PATTERN, result.getLabel());
+        return new CollisionCalcFacet(index, FACET_COLLISION_CALC_COUNT, facetDescription, I18N_AXIS_LABEL, ComputeType.ADVANCE, id, hash);
+    }
+}
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