Some refinements

src/main/java/es/udc/lbd/gis/storagesystem/StorageSystem.java

@@ -22,12 +22,12 @@ public class StorageSystem {
 
 		MyProperties prop = new MyProperties("/config.properties");
 
-		PostgresWriter pg = new PostgresWriter(
-				prop.get("datasource"),
-				prop.get("pg-ip-port"),
-				prop.get("pg-database"),
-				prop.get("pg-user"),
-				prop.get("pg-pass"));
+//		PostgresWriter pg = new PostgresWriter(
+//				prop.get("datasource"),
+//				prop.get("pg-ip-port"),
+//				prop.get("pg-database"),
+//				prop.get("pg-user"),
+//				prop.get("pg-pass"));
 
 		DruidWriter druidWriter = new DruidWriter(
 				prop.get("druidSpec"),
@@ -39,26 +39,26 @@ public class StorageSystem {
 				Boolean.parseBoolean(prop.get("commit")),
 				prop.get("topic"));
 
-		Function<Long, Boolean> notOld = (time) ->
-				time > System.currentTimeMillis() - Long.parseLong(prop.get("kafka-period"));
+//		Function<Long, Boolean> notOld = (time) ->
+//				time > System.currentTimeMillis() - Long.parseLong(prop.get("kafka-period"));
 
 		try {
 			kafka.read((List<ConsumerRecord<String, String>> buffer) -> {
 				List<Event> events = buffer
 						.stream()
 						.map(record -> ModelMapper.toEvent(record.value()).complete())
-						.filter(m -> notOld.apply(m.getTime()))
+//						.filter(m -> notOld.apply(m.getTime()))
 						.collect(Collectors.toList());
 
 				if (events.size() > 0) {
-					pg.insert(events);
+//					pg.insert(events);
 					druidWriter.insert(events);
 				}
 
 				return null;
 			});
 		} finally {
-			pg.disconnect();
+//			pg.disconnect();
 			druidWriter.disconnect();
 			kafka.disconnect();
 		}

src/main/java/es/udc/lbd/gis/storagesystem/conectors/KafkaReader.java

@@ -15,7 +15,7 @@ import org.slf4j.LoggerFactory;
 
 public class KafkaReader {
 	private static final Logger logger = LoggerFactory.getLogger(KafkaReader.class);
-	private static final int maxPoll = 5000;
+	private static final int maxPoll = 1000;
 	private static final int intervalCommit = 60000;
 
 	private static Properties props = null;

src/main/java/es/udc/lbd/gis/storagesystem/model/Event.java

@@ -61,6 +61,7 @@ public class Event {
 		this.y_7 = df7.format(this.y);
 		this.x_8 = df8.format(this.x);
 		this.y_8 = df8.format(this.y);
+		this.time = System.currentTimeMillis();
 
 		return this;
 	}

src/main/resources/config.properties

-# datasource (druid and postgres table)
+# datasource (druid, postgres table and mongo collection)
 datasource=theTopic
 
 # kafka topic
@@ -18,3 +18,7 @@ commit=true
 
 # time the data is valid, usually depending on datasource.json
 kafka-period=540000
+
+mongo-host=127.0.0.1
+mongo-port=27017
+mongo-database=database

src/main/resources/datasource.json

@@ -6,7 +6,11 @@
   },
   "dataSources": [
     {
-      "spec": {
+      "properties": {
+      "task.partitions": "1",
+      "task.replicants": "1"
+    },
+    "spec": {
         "dataSchema": {
           "dataSource": "theTopic",
           "granularitySpec": {