first commit

hrmsEjb/net/sf/jasperreports/charts/util/TimePeriodDatasetLabelGenerator.java

@@ -0,0 +1,24 @@
+package net.sf.jasperreports.charts.util;
+
+import java.util.Map;
+import org.jfree.chart.labels.StandardXYItemLabelGenerator;
+import org.jfree.data.time.TimePeriodValuesCollection;
+import org.jfree.data.xy.XYDataset;
+
+public class TimePeriodDatasetLabelGenerator extends StandardXYItemLabelGenerator {
+  private static final long serialVersionUID = 10200L;
+  
+  private Map labelsMap = null;
+  
+  public TimePeriodDatasetLabelGenerator(Map labelsMap) {
+    this.labelsMap = labelsMap;
+  }
+  
+  public String generateLabel(XYDataset dataset, int series, int item) {
+    Comparable seriesName = dataset.getSeriesKey(series);
+    Map labels = (Map)this.labelsMap.get(seriesName);
+    if (labels != null)
+      return (String)labels.get(((TimePeriodValuesCollection)dataset).getSeries(series).getTimePeriod(item)); 
+    return super.generateLabel(dataset, series, item);
+  }
+}