BoxAggregator is no longer an indexed aggregator

pdb-plotting/src/main/java/org/lucares/pdb/plot/api/BoxAggregator.java

@@ -6,11 +6,7 @@ import java.util.UUID;
 import org.lucares.collections.LongObjHashMap;
 import org.lucares.recommind.logs.GnuplotAxis;
 
-public class BoxAggregator implements CustomAggregator, IndexedAggregator {
+public class BoxAggregator implements CustomAggregator {
-
-    private Long index = null;
-    private Long numberOfDataSeries;
-
     private final String dataName = "$data" + UUID.randomUUID().toString().replace("-", "");
 
     private final Interval interval;
@@ -43,28 +39,6 @@ public class BoxAggregator implements CustomAggregator, IndexedAggregator {
         return Aggregate.BOX;
     }
 
-    @Override
-    public void setIndex(final long index, final long numberOfDataSeries) {
-        this.index = index;
-        this.numberOfDataSeries = numberOfDataSeries;
-    }
-
-    @Override
-    public long getIndex() throws IllegalStateException {
-        if (this.index == null) {
-            throw new IllegalStateException("index was not set");
-        }
-        return this.index;
-    }
-
-    @Override
-    public long getNumberOfDataSeries() throws IllegalStateException {
-        if (this.numberOfDataSeries == null) {
-            throw new IllegalStateException("index was not set");
-        }
-        return this.numberOfDataSeries;
-    }
-
     public Object getDataName() {
         return dataName;
     }

pdb-plotting/src/main/java/org/lucares/pdb/plot/api/BoxChartHandler.java

@@ -83,24 +83,7 @@ public class BoxChartHandler extends AggregateHandler {
     }
 
     private double width(final IntervalTimeUnit intervalTimeUnit) {
-        switch (intervalTimeUnit) {
+        return intervalTimeUnit.toMillis() / 1000;
-        case SECOND:
-            return 1;
-        case MINUTE:
-            return 60;
-        case HOUR:
-            return 3600;
-        case DAY:
-            return 86400;
-        case WEEK:
-            return 24 * 3600;
-        case MONTH:
-            return 30 * 24 * 3600;
-        case YEAR:
-            return 365 * 24 * 3600;
-        default:
-            throw new IllegalArgumentException("Unexpected value: " + this);
-        }
     }
 
     @Override