diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/commonFunction/EventProcessor.java')
| -rw-r--r-- | src/main/java/org/onap/dcae/commonFunction/EventProcessor.java | 140 |
1 files changed, 14 insertions, 126 deletions
diff --git a/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java b/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java index 7d27399d..bd830456 100644 --- a/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java +++ b/src/main/java/org/onap/dcae/commonFunction/EventProcessor.java @@ -23,151 +23,39 @@ package org.onap.dcae.commonFunction; import com.att.nsa.clock.SaClock;
import com.att.nsa.logging.LoggingContext;
import com.att.nsa.logging.log4j.EcompFields;
-import com.google.common.reflect.TypeToken;
-import com.google.gson.Gson;
-import io.vavr.collection.Map;
import org.json.JSONObject;
-import org.onap.dcae.ApplicationSettings;
import org.onap.dcae.VesApplication;
-import org.onap.dcae.commonFunction.event.publishing.EventPublisher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.io.FileReader;
-import java.io.IOException;
-import java.lang.reflect.Method;
-import java.lang.reflect.Type;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.List;
-
public class EventProcessor implements Runnable {
- static final Type EVENT_LIST_TYPE = new TypeToken<List<Event>>() {
- }.getType();
private static final Logger log = LoggerFactory.getLogger(EventProcessor.class);
- private static final String EVENT_LITERAL = "event";
- private static final String COMMON_EVENT_HEADER = "commonEventHeader";
- private final SimpleDateFormat dateFormat = new SimpleDateFormat("EEE, MM dd yyyy hh:mm:ss z");
-
- public JSONObject event;
- private EventPublisher eventPublisher;
- private Map<String, String[]> streamidHash;
- private ApplicationSettings properties;
+ private EventSender eventSender;
-
- public EventProcessor(EventPublisher eventPublisher, ApplicationSettings properties) {
- this.eventPublisher = eventPublisher;
- this.properties = properties;
- this.streamidHash = properties.dMaaPStreamsMapping();
+ public EventProcessor(EventSender eventSender) {
+ this.eventSender = eventSender;
}
@Override
public void run() {
try {
- while (true) {
- event = VesApplication.fProcessingInputQueue.take();
- // As long as the producer is running we remove elements from
- // the queue.
- log.info("QueueSize:" + VesApplication.fProcessingInputQueue.size() + "\tEventProcessor\tRemoving element: " + event);
-
- String uuid = event.get("VESuniqueId").toString();
- LoggingContext localLC = VESLogger.getLoggingContextForThread(uuid);
- localLC.put(EcompFields.kBeginTimestampMs, SaClock.now());
-
- String domain = event.getJSONObject(EVENT_LITERAL).getJSONObject(COMMON_EVENT_HEADER).getString("domain");
- log.debug("event.VESuniqueId" + event.get("VESuniqueId") + "event.commonEventHeader.domain:" + domain);
- streamidHash.get(domain)
- .onEmpty(() -> {
- log.error("No StreamID defined for publish - Message dropped" + event);
- }).forEach(streamIds -> {
- sendEventsToStreams(streamIds);
- });
- log.debug("Message published" + event);
- }
+ while (true){
+ JSONObject event = VesApplication.fProcessingInputQueue.take();
+ log.info("QueueSize:" + VesApplication.fProcessingInputQueue.size() + "\tEventProcessor\tRemoving element: " + event);
+ setLoggingContext(event);
+ log.debug("event.VESuniqueId" + event.get("VESuniqueId") + "event.commonEventHeader.domain:" + eventSender.getDomain(event));
+ eventSender.send(event);
+ log.debug("Message published" + event);
+ }
} catch (InterruptedException e) {
log.error("EventProcessor InterruptedException" + e.getMessage());
Thread.currentThread().interrupt();
}
}
- public void overrideEvent() {
- // Set collector timestamp in event payload before publish
- addCurrentTimeToEvent(event);
-
- if (properties.eventTransformingEnabled()) {
- // read the mapping json file
- try (FileReader fr = new FileReader("./etc/eventTransform.json")) {
- log.info("parse eventTransform.json");
- List<Event> events = new Gson().fromJson(fr, EVENT_LIST_TYPE);
- parseEventsJson(events, new ConfigProcessorAdapter(new ConfigProcessors(event)));
- } catch (IOException e) {
- log.error("Couldn't find file ./etc/eventTransform.json" + e.toString());
- }
- }
- // Remove VESversion from event. This field is for internal use and must be removed after use.
- if (event.has("VESversion"))
- event.remove("VESversion");
-
- log.debug("Modified event:" + event);
- }
-
- private void sendEventsToStreams(String[] streamIdList) {
- for (String aStreamIdList : streamIdList) {
- log.info("Invoking publisher for streamId:" + aStreamIdList);
- this.overrideEvent();
- eventPublisher.sendEvent(event, aStreamIdList);
- }
- }
-
- private void addCurrentTimeToEvent(JSONObject event) {
- final Date currentTime = new Date();
- JSONObject collectorTimeStamp = new JSONObject().put("collectorTimeStamp", dateFormat.format(currentTime));
- JSONObject commonEventHeaderkey = event.getJSONObject(EVENT_LITERAL).getJSONObject(COMMON_EVENT_HEADER);
- commonEventHeaderkey.put("internalHeaderFields", collectorTimeStamp);
- event.getJSONObject(EVENT_LITERAL).put(COMMON_EVENT_HEADER, commonEventHeaderkey);
- }
-
- void parseEventsJson(List<Event> eventsTransform, ConfigProcessorAdapter configProcessorAdapter) {
- // load VESProcessors class at runtime
- for (Event eventTransform : eventsTransform) {
- JSONObject filterObj = new JSONObject(eventTransform.filter.toString());
- if (configProcessorAdapter.isFilterMet(filterObj)) {
- callProcessorsMethod(configProcessorAdapter, eventTransform.processors);
- }
- }
- }
-
- private void callProcessorsMethod(ConfigProcessorAdapter configProcessorAdapter, List<Processor> processors) {
- // call the processor method
- for (Processor processor : processors) {
- final String functionName = processor.functionName;
- final JSONObject args = new JSONObject(processor.args.toString());
-
- log.info(String.format("functionName==%s | args==%s", functionName, args));
- // reflect method call
- try {
- configProcessorAdapter.runConfigProcessorFunctionByName(functionName, args);
- } catch (ReflectiveOperationException e) {
- log.error("EventProcessor Exception" + e.getMessage() + e + e.getCause());
- }
- }
- }
-
- static class ConfigProcessorAdapter {
- private final ConfigProcessors configProcessors;
-
- ConfigProcessorAdapter(ConfigProcessors configProcessors) {
- this.configProcessors = configProcessors;
- }
-
- boolean isFilterMet(JSONObject parameter) {
- return configProcessors.isFilterMet(parameter);
- }
-
- void runConfigProcessorFunctionByName(String functionName, JSONObject parameter) throws ReflectiveOperationException {
- Method method = configProcessors.getClass().getDeclaredMethod(functionName, parameter.getClass());
- method.invoke(configProcessors, parameter);
- }
+ private void setLoggingContext(JSONObject event) {
+ LoggingContext localLC = VESLogger.getLoggingContextForThread(event.get("VESuniqueId").toString());
+ localLC.put(EcompFields.kBeginTimestampMs, SaClock.now());
}
}
\ No newline at end of file |