[broker] integrating PR#147, notification record creation phase separated from indexing on ES
commit
172363e7f1
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package eu.dnetlib.dhp.broker.oa;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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import org.apache.commons.codec.digest.DigestUtils;
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import org.apache.commons.io.IOUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.HttpClients;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.function.FlatMapFunction;
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import org.apache.spark.api.java.function.MapFunction;
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import org.apache.spark.sql.Dataset;
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import org.apache.spark.sql.Encoder;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SparkSession;
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import org.apache.spark.util.LongAccumulator;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.application.ArgumentApplicationParser;
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import eu.dnetlib.dhp.broker.model.ConditionParams;
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import eu.dnetlib.dhp.broker.model.Event;
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import eu.dnetlib.dhp.broker.model.MappedFields;
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import eu.dnetlib.dhp.broker.model.Notification;
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import eu.dnetlib.dhp.broker.model.Subscription;
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import eu.dnetlib.dhp.broker.oa.util.ClusterUtils;
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import eu.dnetlib.dhp.broker.oa.util.NotificationGroup;
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import eu.dnetlib.dhp.broker.oa.util.SubscriptionUtils;
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public class GenerateNotificationsJob {
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private static final Logger log = LoggerFactory.getLogger(GenerateNotificationsJob.class);
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public static void main(final String[] args) throws Exception {
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final ArgumentApplicationParser parser = new ArgumentApplicationParser(
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IOUtils
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.toString(GenerateNotificationsJob.class
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.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/generate_notifications.json")));
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parser.parseArgument(args);
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final SparkConf conf = new SparkConf();
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final String eventsPath = parser.get("outputDir") + "/events";
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log.info("eventsPath: {}", eventsPath);
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final String notificationsPath = parser.get("outputDir") + "/notifications";
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log.info("notificationsPath: {}", notificationsPath);
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final String brokerApiBaseUrl = parser.get("brokerApiBaseUrl");
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log.info("brokerApiBaseUrl: {}", brokerApiBaseUrl);
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final SparkSession spark = SparkSession.builder().config(conf).getOrCreate();
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final LongAccumulator total = spark.sparkContext().longAccumulator("total_notifications");
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final long startTime = new Date().getTime();
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final List<Subscription> subscriptions = listSubscriptions(brokerApiBaseUrl);
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log.info("Number of subscriptions: " + subscriptions.size());
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if (subscriptions.size() > 0) {
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final Map<String, Map<String, List<ConditionParams>>> conditionsMap = prepareConditionsMap(subscriptions);
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log.info("ConditionsMap: " + new ObjectMapper().writeValueAsString(conditionsMap));
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final Encoder<NotificationGroup> ngEncoder = Encoders.bean(NotificationGroup.class);
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final Encoder<Notification> nEncoder = Encoders.bean(Notification.class);
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final Dataset<Notification> notifications = ClusterUtils
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.readPath(spark, eventsPath, Event.class)
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.map((MapFunction<Event, NotificationGroup>) e -> generateNotifications(e, subscriptions, conditionsMap, startTime), ngEncoder)
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.flatMap((FlatMapFunction<NotificationGroup, Notification>) g -> g.getData().iterator(), nEncoder);
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ClusterUtils.save(notifications, notificationsPath, Notification.class, total);
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}
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}
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protected static Map<String, Map<String, List<ConditionParams>>> prepareConditionsMap(
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final List<Subscription> subscriptions) {
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final Map<String, Map<String, List<ConditionParams>>> map = new HashMap<>();
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subscriptions.forEach(s -> map.put(s.getSubscriptionId(), s.conditionsAsMap()));
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return map;
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}
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protected static NotificationGroup generateNotifications(final Event e,
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final List<Subscription> subscriptions,
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final Map<String, Map<String, List<ConditionParams>>> conditionsMap,
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final long date) {
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final List<Notification> list = subscriptions
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.stream()
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.filter(s -> StringUtils.isBlank(s.getTopic()) || s.getTopic().equals("*") || s.getTopic().equals(e.getTopic()))
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.filter(s -> verifyConditions(e.getMap(), conditionsMap.get(s.getSubscriptionId())))
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.map(s -> generateNotification(s, e, date))
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.collect(Collectors.toList());
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return new NotificationGroup(list);
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}
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private static Notification generateNotification(final Subscription s, final Event e, final long date) {
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final Notification n = new Notification();
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n.setNotificationId("ntf-" + DigestUtils.md5Hex(s.getSubscriptionId() + "@@@" + e.getEventId()));
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n.setSubscriptionId(s.getSubscriptionId());
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n.setEventId(e.getEventId());
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n.setProducerId(e.getProducerId());
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n.setTopic(e.getTopic());
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n.setPayload(e.getPayload());
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n.setMap(e.getMap());
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n.setDate(date);
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return n;
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}
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private static boolean verifyConditions(final MappedFields map,
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final Map<String, List<ConditionParams>> conditions) {
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if (conditions.containsKey("targetDatasourceName")
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&& !SubscriptionUtils
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.verifyExact(map.getTargetDatasourceName(), conditions.get("targetDatasourceName").get(0).getValue())) {
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return false;
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}
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if (conditions.containsKey("trust")
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&& !SubscriptionUtils
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.verifyFloatRange(map.getTrust(), conditions.get("trust").get(0).getValue(), conditions.get("trust").get(0).getOtherValue())) {
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return false;
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}
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if (conditions.containsKey("targetDateofacceptance") && !conditions
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.get("targetDateofacceptance")
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.stream()
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.anyMatch(c -> SubscriptionUtils
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.verifyDateRange(map.getTargetDateofacceptance(), c.getValue(), c.getOtherValue()))) {
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return false;
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}
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if (conditions.containsKey("targetResultTitle")
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&& !conditions
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.get("targetResultTitle")
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.stream()
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.anyMatch(c -> SubscriptionUtils.verifySimilar(map.getTargetResultTitle(), c.getValue()))) {
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return false;
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}
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if (conditions.containsKey("targetAuthors")
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&& !conditions
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.get("targetAuthors")
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.stream()
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.allMatch(c -> SubscriptionUtils.verifyListSimilar(map.getTargetAuthors(), c.getValue()))) {
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return false;
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}
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return !conditions.containsKey("targetSubjects")
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|| conditions
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.get("targetSubjects")
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.stream()
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.allMatch(c -> SubscriptionUtils.verifyListExact(map.getTargetSubjects(), c.getValue()));
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}
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private static List<Subscription> listSubscriptions(final String brokerApiBaseUrl) throws Exception {
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final String url = brokerApiBaseUrl + "/api/subscriptions";
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final HttpGet req = new HttpGet(url);
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final ObjectMapper mapper = new ObjectMapper();
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try (final CloseableHttpClient client = HttpClients.createDefault()) {
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try (final CloseableHttpResponse response = client.execute(req)) {
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final String s = IOUtils.toString(response.getEntity().getContent());
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return mapper
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.readValue(s, mapper.getTypeFactory().constructCollectionType(List.class, Subscription.class));
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}
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}
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}
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}
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[
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{
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"paramName": "o",
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"paramLongName": "outputDir",
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"paramDescription": "the dir that contains the events folder",
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"paramRequired": true
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},
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{
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"paramName": "broker",
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"paramLongName": "brokerApiBaseUrl",
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"paramDescription": "the url of the broker service api",
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"paramRequired": true
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}
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]
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@ -0,0 +1,133 @@
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package eu.dnetlib.dhp.broker.oa;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Map;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import eu.dnetlib.dhp.broker.model.ConditionParams;
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import eu.dnetlib.dhp.broker.model.Event;
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import eu.dnetlib.dhp.broker.model.MappedFields;
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import eu.dnetlib.dhp.broker.model.Subscription;
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import eu.dnetlib.dhp.broker.oa.util.NotificationGroup;
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class IndexNotificationsJobTest {
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private List<Subscription> subscriptions;
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private Map<String, Map<String, List<ConditionParams>>> conditionsMap;
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private static final int N_TIMES = 1_000_000;
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@BeforeEach
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void setUp() throws Exception {
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final Subscription s = new Subscription();
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s.setTopic("ENRICH/MISSING/PID");
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s
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.setConditions(
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"[{\"field\":\"targetDatasourceName\",\"fieldType\":\"STRING\",\"operator\":\"EXACT\",\"listParams\":[{\"value\":\"reposiTUm\"}]},{\"field\":\"trust\",\"fieldType\":\"FLOAT\",\"operator\":\"RANGE\",\"listParams\":[{\"value\":\"0\",\"otherValue\":\"1\"}]}]");
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subscriptions = Arrays.asList(s);
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conditionsMap = IndexNotificationsJob.prepareConditionsMap(subscriptions);
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}
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@Test
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void testGenerateNotifications_invalid_topic() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PROJECT");
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final NotificationGroup res = IndexNotificationsJob
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.generateNotifications(event, subscriptions, conditionsMap, 0);
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assertEquals(0, res.getData().size());
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}
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@Test
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void testGenerateNotifications_topic_match() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PID");
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event.setMap(new MappedFields());
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event.getMap().setTargetDatasourceName("reposiTUm");
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event.getMap().setTrust(0.8f);
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final NotificationGroup res = IndexNotificationsJob
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.generateNotifications(event, subscriptions, conditionsMap, 0);
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assertEquals(1, res.getData().size());
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}
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@Test
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void testGenerateNotifications_topic_no_match() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PID");
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event.setMap(new MappedFields());
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event.getMap().setTargetDatasourceName("Puma");
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event.getMap().setTrust(0.8f);
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final NotificationGroup res = IndexNotificationsJob
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.generateNotifications(event, subscriptions, conditionsMap, 0);
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assertEquals(0, res.getData().size());
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}
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@Test
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void testGenerateNotifications_invalid_topic_repeated() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PROJECT");
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// warm up
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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final long start = System.currentTimeMillis();
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for (int i = 0; i < N_TIMES; i++) {
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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}
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final long end = System.currentTimeMillis();
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System.out
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.println(String.format("no topic - repeated %s times - execution time: %s ms ", N_TIMES, end - start));
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}
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@Test
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void testGenerateNotifications_topic_match_repeated() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PID");
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event.setMap(new MappedFields());
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event.getMap().setTargetDatasourceName("reposiTUm");
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event.getMap().setTrust(0.8f);
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// warm up
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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final long start = System.currentTimeMillis();
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for (int i = 0; i < N_TIMES; i++) {
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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}
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final long end = System.currentTimeMillis();
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System.out
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.println(String.format("topic match - repeated %s times - execution time: %s ms ", N_TIMES, end - start));
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}
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@Test
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void testGenerateNotifications_topic_no_match_repeated() {
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final Event event = new Event();
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event.setTopic("ENRICH/MISSING/PID");
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event.setMap(new MappedFields());
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event.getMap().setTargetDatasourceName("Puma");
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event.getMap().setTrust(0.8f);
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// warm up
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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final long start = System.currentTimeMillis();
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for (int i = 0; i < N_TIMES; i++) {
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IndexNotificationsJob.generateNotifications(event, subscriptions, conditionsMap, 0);
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}
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final long end = System.currentTimeMillis();
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System.out
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.println(
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String.format("topic no match - repeated %s times - execution time: %s ms ", N_TIMES, end - start));
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}
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}
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@ -0,0 +1,132 @@
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package eu.dnetlib.dhp.broker.oa.samples;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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import org.apache.commons.io.FileUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.function.MapFunction;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SparkSession;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Disabled;
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import org.junit.jupiter.api.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.fasterxml.jackson.core.JsonParseException;
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import com.fasterxml.jackson.databind.JsonMappingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.broker.model.ConditionParams;
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import eu.dnetlib.dhp.broker.model.MapCondition;
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import eu.dnetlib.dhp.broker.oa.util.SubscriptionUtils;
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@Disabled
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public class SimpleVariableJobTest {
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private static final Logger log = LoggerFactory.getLogger(SimpleVariableJobTest.class);
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private static Path workingDir;
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private static SparkSession spark;
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private final static List<String> inputList = new ArrayList<>();
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private static final Map<String, Map<String, List<ConditionParams>>> staticMap = new HashMap<>();
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@BeforeAll
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public static void beforeAll() throws IOException {
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workingDir = Files.createTempDirectory(SimpleVariableJobTest.class.getSimpleName());
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log.info("using work dir {}", workingDir);
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final SparkConf conf = new SparkConf();
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conf.setAppName(SimpleVariableJobTest.class.getSimpleName());
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conf.setMaster("local[*]");
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conf.set("spark.driver.host", "localhost");
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conf.set("hive.metastore.local", "true");
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conf.set("spark.ui.enabled", "false");
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// conf.set("spark.sql.warehouse.dir", workingDir.toString());
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// conf.set("hive.metastore.warehouse.dir", workingDir.resolve("warehouse").toString());
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spark = SparkSession
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.builder()
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.appName(SimpleVariableJobTest.class.getSimpleName())
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.config(conf)
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.getOrCreate();
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for (int i = 0; i < 1_000_000; i++) {
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inputList.add("record " + i);
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}
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}
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@AfterAll
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public static void afterAll() throws IOException {
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FileUtils.deleteDirectory(workingDir.toFile());
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spark.stop();
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}
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@Test
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public void testSimpleVariableJob() throws Exception {
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final Map<String, Map<String, List<ConditionParams>>> map = fillMap();
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final long n = spark
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.createDataset(inputList, Encoders.STRING())
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.filter(s -> filter(map.get(s)))
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.map((MapFunction<String, String>) s -> s.toLowerCase(), Encoders.STRING())
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.count();
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System.out.println(n);
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}
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@Test
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public void testSimpleVariableJob_static() throws Exception {
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staticMap.putAll(fillMap());
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final long n = spark
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.createDataset(inputList, Encoders.STRING())
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.filter(s -> filter(staticMap.get(s)))
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.map((MapFunction<String, String>) s -> s.toLowerCase(), Encoders.STRING())
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.count();
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System.out.println(n);
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}
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private static Map<String, Map<String, List<ConditionParams>>> fillMap()
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throws JsonParseException, JsonMappingException, IOException {
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final String s = "[{\"field\":\"targetDatasourceName\",\"fieldType\":\"STRING\",\"operator\":\"EXACT\",\"listParams\":[{\"value\":\"reposiTUm\"}]},{\"field\":\"trust\",\"fieldType\":\"FLOAT\",\"operator\":\"RANGE\",\"listParams\":[{\"value\":\"0\",\"otherValue\":\"1\"}]}]";
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final ObjectMapper mapper = new ObjectMapper();
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final List<MapCondition> list = mapper
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.readValue(s, mapper.getTypeFactory().constructCollectionType(List.class, MapCondition.class));
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final Map<String, List<ConditionParams>> conditions = list
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.stream()
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.filter(mc -> !mc.getListParams().isEmpty())
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.collect(Collectors.toMap(MapCondition::getField, MapCondition::getListParams));
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final Map<String, Map<String, List<ConditionParams>>> map = new HashMap<>();
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inputList.forEach(i -> map.put(i, conditions));
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return map;
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}
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|
||||
private static boolean filter(final Map<String, List<ConditionParams>> conditions) {
|
||||
if (conditions.containsKey("targetDatasourceName")
|
||||
&& !SubscriptionUtils
|
||||
.verifyExact("reposiTUm", conditions.get("targetDatasourceName").get(0).getValue())) {
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue