[PATCH 1 of 5] New class and interface for metadata in chart series and datasets

[Wald Commits]

# HG changeset patch
# User Raimund Renkert <rrenkert at intevation.de>
# Date 1400664909 -7200
# Branch facet-metadata
# Node ID d4792d01480d09a771a5255e26be61139cde0eb9
# Parent  e7131b769148e6ab63fe6a27cc9b063d45169c17
New class and interface for metadata in chart series and datasets.

diff -r e7131b769148 -r d4792d01480d artifacts/src/main/java/org/dive4elements/river/jfree/XYMetaDataset.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/XYMetaDataset.java	Wed May 21 11:35:09 2014 +0200
@@ -0,0 +1,32 @@
+/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
+ * Software engineering by Intevation GmbH
+ *
+ * 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.jfree;
+
+import java.util.Map;
+
+import org.dive4elements.artifacts.Artifact;
+import org.dive4elements.artifacts.CallContext;
+
+
+public interface XYMetaDataset
+{
+
+    /**
+     * The meta data for this data set.
+     */
+    Map<String, String> getMetaData();
+
+    /**
+     * Add meta data for this data set.
+     */
+    void putMetaData(
+        Map<String, String> metaData,
+        Artifact artifact,
+        CallContext context);
+}
diff -r e7131b769148 -r d4792d01480d artifacts/src/main/java/org/dive4elements/river/jfree/XYMetaSeriesCollection.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/XYMetaSeriesCollection.java	Wed May 21 11:35:09 2014 +0200
@@ -0,0 +1,28 @@
+package org.dive4elements.river.jfree;
+
+import java.util.Map;
+
+import org.jfree.data.xy.XYSeries;
+import org.jfree.data.xy.XYSeriesCollection;
+
+
+public class XYMetaSeriesCollection
+extends XYSeriesCollection
+{
+
+    protected Map<String, String> metaData;
+
+    public XYMetaSeriesCollection(XYSeries series) {
+        super(series);
+        if (series instanceof XYMetaDataset) {
+            this.metaData = ((XYMetaDataset) series).getMetaData();
+        }
+        else {
+            metaData = null;
+        }
+    }
+
+    public Map<String, String> getMetaData() {
+        return this.metaData;
+    }
+}