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diff --git a/src/main/java/org/openecomp/sa/searchdbabstraction/searchapi/DateRangeAggregation.java b/src/main/java/org/openecomp/sa/searchdbabstraction/searchapi/DateRangeAggregation.java
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+/**
+ * ============LICENSE_START=======================================================
+ * Search Data Service
+ * ================================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License ati
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ *
+ * ECOMP and OpenECOMP are trademarks
+ * and service marks of AT&T Intellectual Property.
+ */
+package org.openecomp.sa.searchdbabstraction.searchapi;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+/**
+ * An example of a date_range aggregation:
+ *
+ * <p><pre>
+ * {
+ *    "aggs": {
+ *        "range": {
+ *            "date_range": {
+ *                "field": "date",
+ *                "format": "MM-yyy",
+ *                "ranges": [
+ *                    { "to": "now-10M/M" },
+ *                    { "from": "now-10M/M" }
+ *                ]
+ *            }
+ *        }
+ *    }
+ * }
+ * </pre>
+ *
+ * @author sye
+ */
+public class DateRangeAggregation extends AbstractAggregation {
+
+
+  private String format;
+
+  @JsonProperty("ranges")
+  private DateRange[] dateRanges;
+
+
+  public String getFormat() {
+    return format;
+  }
+
+  public void setFormat(String format) {
+    this.format = format;
+  }
+
+  public DateRange[] getDateRanges() {
+    return dateRanges;
+  }
+
+  public void setDateRanges(DateRange[] dateRanges) {
+    this.dateRanges = dateRanges;
+  }
+
+  @Override
+  public String toElasticSearch() {
+    StringBuilder sb = new StringBuilder();
+
+    sb.append("\"date_range\": {\"field\": \"");
+    sb.append(field);
+    sb.append("\"");
+
+    if (format != null) {
+      sb.append(", \"format\": \"");
+      sb.append(format);
+      sb.append("\"");
+    }
+
+    if (dateRanges != null && dateRanges.length > 0) {
+      sb.append(", \"ranges\": [");
+
+      for (int i = 0; i < dateRanges.length; i++) {
+        if (i > 0) {
+          sb.append(",");
+        }
+        sb.append(dateRanges[i].toElasticSearch());
+      }
+
+      sb.append("]");
+    }
+
+    if (size != null) {
+      sb.append(", \"size\": ");
+      sb.append(size);
+    }
+
+    if (minThreshold != null) {
+      sb.append(", \"min_doc_count\": ").append(minThreshold);
+    }
+
+    sb.append("}");
+
+    return sb.toString();
+  }
+
+  @Override
+  public String toString() {
+    StringBuffer sb = new StringBuffer();
+    sb.append("date-range: {field: " + field + ", format: " + format + ", size: " + size
+        + ", minThreshold: " + minThreshold + "ranges: [");
+    for (int i = 0; i < dateRanges.length; i++) {
+      if (i > 0) {
+        sb.append(",");
+      }
+      sb.append(dateRanges[i].toString());
+    }
+    sb.append("]");
+
+    return sb.toString();
+  }
+
+}