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/*-
* ============LICENSE_START=======================================================
* PROJECT
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. 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 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.dcae.commonFunction;
import java.text.SimpleDateFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.att.nsa.clock.SaClock;
import com.att.nsa.logging.LoggingContext;
import com.att.nsa.logging.log4j.EcompFields;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.TimeZone;
import org.json.JSONException;
import org.json.JSONObject;
public class EventProcessor implements Runnable {
private static final Logger log = LoggerFactory.getLogger(EventProcessor.class);
private static HashMap<String, String[]> streamid_hash = new HashMap<String, String[]>();
public EventProcessor() {
log.debug("EventProcessor: Default Constructor");
String list[] = CommonStartup.streamid.split("\\|");
for (int i = 0; i < list.length; i++) {
String domain = list[i].split("=")[0];
// String streamIdList[] = list[i].split("=")[1].split(",");
String streamIdList[] = list[i].substring(list[i].indexOf("=") + 1).split(",");
log.debug("Domain: " + domain + " streamIdList:" + Arrays.toString(streamIdList));
streamid_hash.put(domain, streamIdList);
}
}
@Override
public void run() {
JSONObject event = null;
try {
event = CommonStartup.fProcessingInputQueue.take();
log.info("EventProcessor\tRemoving element: " + event);
while (event != null) {
try {
// As long as the producer is running we remove elements
// from the queue.
String uuid = event.get("VESuniqueId").toString();
LoggingContext localLC = VESLogger.getLoggingContextForThread(uuid.toString());
localLC.put(EcompFields.kBeginTimestampMs, SaClock.now());
log.debug("event.VESuniqueId" + event.get("VESuniqueId") + "event.commonEventHeader.domain:"
+ event.getJSONObject("event").getJSONObject("commonEventHeader").getString("domain"));
String streamIdList[] = streamid_hash
.get(event.getJSONObject("event").getJSONObject("commonEventHeader").getString("domain"));
log.debug("streamIdList:" + streamIdList);
if (streamIdList.length == 0) {
log.error("No StreamID defined for publish - Message dropped" + event.toString());
}
else {
event = this.overrideEvent(event);
for (int i = 0; i < streamIdList.length; i++) {
if (!event.has("VESuniqueId")) {
event.put("VESuniqueId", uuid);
}
log.info("Invoking publisher for streamId:" + streamIdList[i]);
EventPublisher ep = new EventPublisher(streamIdList[i]);
ep.sendEvent(event);
ep.closePublisher();
}
}
log.debug("Message published" + event.toString());
} catch (JSONException e) {
log.error("EventProcessor Json parse exception" + e.getMessage() + event.toString());
e.printStackTrace();
} catch (Exception e) {
log.error("EventProcessor exception" + e.getMessage() + event.toString());
e.printStackTrace();
}
event = CommonStartup.fProcessingInputQueue.take();
}
} catch (InterruptedException e) {
log.error("EventProcessor InterruptedException" + e.getMessage() + event.toString());
e.printStackTrace();
}
}
public JSONObject overrideEvent(JSONObject event) {
// Set collector timestamp in event payload before publish
final Date currentTime = new Date();
final SimpleDateFormat sdf = new SimpleDateFormat("EEE, MM dd yyyy hh:mm:ss z");
sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
/*
* "event": { "commonEventHeader": { "internalHeaderFields": {
* "collectorTimeStamp": "Fri, 04 21 2017 04:11:52 GMT" },
*/
JSONObject collectorTimeStamp = new JSONObject().put("collectorTimeStamp", sdf.format(currentTime));
JSONObject commonEventHeaderkey = event.getJSONObject("event").getJSONObject("commonEventHeader");
commonEventHeaderkey.put("internalHeaderFields", collectorTimeStamp);
event.getJSONObject("event").put("commonEventHeader", commonEventHeaderkey);
log.debug("Modified event:" + event);
return event;
}
}
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