Adding parsing for InternalSum

1 files changed, 61 insertions, 0 deletions

diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/metrics/sum/ParsedSum.java b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/sum/ParsedSum.java
new file mode 100644
index 0000000000..15a85aa3f8
--- /dev/null
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/sum/ParsedSum.java
@@ -0,0 +1,61 @@
+/*
+ * Licensed to Elasticsearch under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch licenses this file to you 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 at
+ *
+ *    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.
+ */
+
+package org.elasticsearch.search.aggregations.metrics.sum;
+
+import org.elasticsearch.common.xcontent.ObjectParser;
+import org.elasticsearch.common.xcontent.XContentBuilder;
+import org.elasticsearch.common.xcontent.XContentParser;
+import org.elasticsearch.search.aggregations.metrics.ParsedSingleValueNumericMetricsAggregation;
+
+import java.io.IOException;
+
+public class ParsedSum extends ParsedSingleValueNumericMetricsAggregation implements Sum {
+
+    @Override
+    public double getValue() {
+        return value();
+    }
+
+    @Override
+    protected String getType() {
+        return SumAggregationBuilder.NAME;
+    }
+
+    @Override
+    protected XContentBuilder doXContentBody(XContentBuilder builder, Params params) throws IOException {
+        builder.field(CommonFields.VALUE.getPreferredName(), value);
+        if (valueAsString != null) {
+            builder.field(CommonFields.VALUE_AS_STRING.getPreferredName(), valueAsString);
+        }
+        return builder;
+    }
+
+    private static final ObjectParser<ParsedSum, Void> PARSER = new ObjectParser<>(ParsedSum.class.getSimpleName(), true, ParsedSum::new);
+
+    static {
+        declareSingeValueFields(PARSER, Double.NEGATIVE_INFINITY);
+    }
+
+    public static ParsedSum fromXContent(XContentParser parser, final String name) {
+        ParsedSum sum = PARSER.apply(parser, null);
+        sum.setName(name);
+        return sum;
+    }
+}
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