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BatchedMetricsJSONOutputSerializer.java
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BatchedMetricsJSONOutputSerializer.java
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/*
* Copyright 2013 Rackspace
*
* 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 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 com.rackspacecloud.blueflood.outputs.serializers;
import com.rackspacecloud.blueflood.exceptions.SerializationException;
import com.rackspacecloud.blueflood.outputs.formats.MetricData;
import com.rackspacecloud.blueflood.types.Locator;
import com.rackspacecloud.blueflood.utils.Util;
import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import java.util.Map;
import java.util.Set;
public class BatchedMetricsJSONOutputSerializer extends JSONBasicRollupsOutputSerializer
implements BatchedMetricsOutputSerializer<JSONObject> {
@Override
public JSONObject transformRollupData(Map<Locator, MetricData> metricData, Set<MetricStat> filterStats)
throws SerializationException {
final JSONObject globalJSON = new JSONObject();
final JSONArray metricsArray = new JSONArray();
for (Map.Entry<Locator, MetricData> one : metricData.entrySet()) {
final JSONObject singleMetricJSON = new JSONObject();
singleMetricJSON.put("metric", one.getKey().getMetricName());
singleMetricJSON.put("unit", one.getValue().getUnit() == null ? Util.UNKNOWN : one.getValue().getUnit());
singleMetricJSON.put("type", one.getValue().getType());
Set<MetricStat> oneFilterStats = fixFilterStats(one.getValue(), filterStats);
JSONArray values = transformDataToJSONArray(one.getValue(), oneFilterStats);
singleMetricJSON.put("data", values);
metricsArray.add(singleMetricJSON);
}
globalJSON.put("metrics", metricsArray);
return globalJSON;
}
}