add date range filter

pdb-ui/src/main/java/org/lucares/pdbui/domain/PlotRequest.java

@@ -13,6 +13,10 @@ public class PlotRequest {
 
 	private int limit = Integer.MAX_VALUE;
 
+	private String dateFrom;
+
+	private String dateTo;
+
 	public String getQuery() {
 		return query;
 	}
@@ -65,4 +69,20 @@ public class PlotRequest {
 	public void setLimit(final int limit) {
 		this.limit = limit;
 	}
+
+	public String getDateFrom() {
+		return dateFrom;
+	}
+
+	public void setDateFrom(final String dateFrom) {
+		this.dateFrom = dateFrom;
+	}
+
+	public String getDateTo() {
+		return dateTo;
+	}
+
+	public void setDateTo(final String dateTo) {
+		this.dateTo = dateTo;
+	}
 }