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authortalig <talig@amdocs.com>2017-12-20 14:30:43 +0200
committerVitaly Emporopulo <Vitaliy.Emporopulo@amdocs.com>2017-12-21 11:12:33 +0000
commit8e9c0653dd6c6862123c9609ae34e1206d86456e (patch)
tree5eeef00ec0677133baa439ca8d7ffd7aca4804b6 /openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java
parent785ebcc95de3e064e843bec04ba7a209d854fc7c (diff)
Add collaboration feature
Issue-ID: SDC-767 Change-Id: I14fb4c1f54086ed03a56a7ff7fab9ecd40381795 Signed-off-by: talig <talig@amdocs.com>
Diffstat (limited to 'openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java')
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/config/ConfigurationManager.java113
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationEntityDto.java103
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationsStatusDto.java72
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NewNotificationsReader.java29
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationReceiver.java69
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationWorker.java117
-rw-r--r--openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/impl/NewNotificationsReaderRestImpl.java84
7 files changed, 587 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/config/ConfigurationManager.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/config/ConfigurationManager.java
new file mode 100644
index 0000000000..d960b8b9dc
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/config/ConfigurationManager.java
@@ -0,0 +1,113 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.config;
+
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.tosca.services.YamlUtil;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.function.BiConsumer;
+
+public class ConfigurationManager {
+
+ private static final String CONFIGURATION_YAML_FILE = "onboarding_configuration.yaml";
+ private static final String NOTIFICATIONS_CONFIG = "notifications";
+
+ private LinkedHashMap<String, Object> notificationsConfiguration;
+ private static final Logger LOGGER = LoggerFactory.getLogger(ConfigurationManager.class);
+ private static final ConfigurationManager SINGLETON = new ConfigurationManager();
+
+ public static ConfigurationManager getInstance() {
+ return SINGLETON;
+ }
+
+ private ConfigurationManager() {
+ initConfiguration();
+ }
+
+ private void initConfiguration() {
+
+ YamlUtil yamlUtil = new YamlUtil();
+ readConfigurationFromStream(yamlUtil, (filename, stream) -> {
+
+ if (stream == null) {
+ LOGGER.warn("Configuration not found: " + filename + ". Using defaults");
+ return;
+ }
+
+ Map<String, LinkedHashMap<String, Object>> configurationMap = yamlUtil.yamlToMap(stream);
+ if (configurationMap == null) {
+ LOGGER.warn("Configuration cannot be parsed: " + filename + ". Using defaults");
+ return;
+ }
+
+ notificationsConfiguration = configurationMap.get(NOTIFICATIONS_CONFIG);
+ if (notificationsConfiguration == null) {
+ LOGGER.error(NOTIFICATIONS_CONFIG +
+ " is missing in configuration file '" + filename + "'. Using defaults");
+ }
+ });
+ }
+
+ private void readConfigurationFromStream(YamlUtil yamlUtil,
+ BiConsumer<String, InputStream> reader) {
+
+ String configurationYamlFile = System.getProperty(CONFIGURATION_YAML_FILE);
+
+ try {
+
+ if (configurationYamlFile == null) {
+
+ try (InputStream inputStream =
+ yamlUtil.loadYamlFileIs("/" + CONFIGURATION_YAML_FILE)) {
+ reader.accept(CONFIGURATION_YAML_FILE, inputStream);
+ }
+
+ } else {
+
+ try (InputStream inputStream = new FileInputStream(configurationYamlFile)) {
+ reader.accept(configurationYamlFile, inputStream);
+ }
+ }
+
+ } catch (IOException e) {
+ LOGGER.error("Failed to read configuration", e);
+ }
+ }
+
+ public <T> T getConfigValue(String name, T defaultValue) {
+
+ Object value = notificationsConfiguration.get(name);
+
+ try {
+ return value == null ? defaultValue : (T) value;
+ } catch (ClassCastException e) {
+ LOGGER.warn(String.format("Failed to read configuration property '%s' as requested type. Using default '%s'",
+ name, defaultValue), e);
+ return defaultValue;
+ }
+ }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationEntityDto.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationEntityDto.java
new file mode 100644
index 0000000000..a415d9e081
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationEntityDto.java
@@ -0,0 +1,103 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.types;
+
+import java.util.Map;
+import java.util.UUID;
+
+public class NotificationEntityDto {
+ private boolean read;
+ private UUID eventId;
+ private String dateTime;
+ private String eventType;
+ private Map<String, Object> eventAttributes;
+
+ public NotificationEntityDto() {
+ }
+ public NotificationEntityDto(boolean read, UUID eventId, String eventType,
+ Map<String, Object> eventAttributes) {
+ this.read = read;
+ this.eventId = eventId;
+ this.eventType = eventType;
+ this.eventAttributes = eventAttributes;
+ }
+
+ public NotificationEntityDto(boolean read, UUID eventId,String eventType,
+ Map<String, Object> eventAttributes, String dateTime) {
+ this.read = read;
+ this.eventId = eventId;
+ this.dateTime = dateTime;
+ this.eventType = eventType;
+ this.eventAttributes = eventAttributes;
+ }
+
+ public boolean isRead() {
+ return read;
+ }
+
+ public void setRead(boolean read) {
+ this.read = read;
+ }
+
+ public UUID getEventId() {
+ return eventId;
+ }
+
+ public void setEventId(UUID eventId) {
+ this.eventId = eventId;
+ }
+
+ public String getEventType() {
+ return eventType;
+ }
+
+ public void setEventType(String eventType) {
+ this.eventType = eventType;
+ }
+
+ public Map<String, Object> getEventAttributes() {
+ return eventAttributes;
+ }
+
+ public void setEventAttributes(Map<String, Object> eventAttributes) {
+ this.eventAttributes = eventAttributes;
+ }
+
+ public String getDateTime() {
+ return dateTime;
+ }
+
+ public void setDateTime(String dateTime) {
+ this.dateTime = dateTime;
+ }
+
+ @Override
+ public String toString() {
+ return "NotificationEntityDto {"
+ + ", state='" + (read ? "Read" : "Noread") + '\''
+ + ", dateTime='" + dateTime + '\''
+ + ", eventId='" + eventId + '\''
+ + ", eventType='" + eventType + '\''
+ + ", eventAttributes='" + eventAttributes + '\''
+ + '}';
+ }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationsStatusDto.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationsStatusDto.java
new file mode 100644
index 0000000000..fd8d32090e
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/types/NotificationsStatusDto.java
@@ -0,0 +1,72 @@
+package org.openecomp.sdc.notification.types;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+/**
+ * @author avrahamg
+ * @since June 29, 2017
+ */
+public class NotificationsStatusDto {
+ private List<NotificationEntityDto> notifications;
+ private List<UUID> newEntries = new ArrayList<>();
+ private UUID lastScanned;
+ private UUID endOfPage;
+ private long numOfNotSeenNotifications;
+
+ public NotificationsStatusDto() {
+ }
+
+ public List<NotificationEntityDto> getNotifications() {
+ return notifications;
+ }
+
+ public void setNotifications(
+ List<NotificationEntityDto> notifications) {
+ this.notifications = notifications;
+ }
+
+ public List<UUID> getNewEntries() {
+ return newEntries;
+ }
+
+ public void setNewEntries(List<UUID> newEntries) {
+ this.newEntries = newEntries;
+ }
+
+ public UUID getLastScanned() {
+ return lastScanned;
+ }
+
+ public void setLastScanned(UUID lastScanned) {
+ this.lastScanned = lastScanned;
+ }
+
+ public UUID getEndOfPage() {
+ return endOfPage;
+ }
+
+ public void setEndOfPage(UUID endOfPage) {
+ this.endOfPage = endOfPage;
+ }
+
+ public long getNumOfNotSeenNotifications() {
+ return numOfNotSeenNotifications;
+ }
+
+ public void setNumOfNotSeenNotifications(long numOfNotSeenNotifications) {
+ this.numOfNotSeenNotifications = numOfNotSeenNotifications;
+ }
+
+ @Override
+ public String toString() {
+ return "NotificationsStatusDto{" +
+ "notifications=" + notifications +
+ ", newEntries=" + newEntries +
+ ", lastScanned=" + lastScanned +
+ ", endOfPage=" + endOfPage +
+ ", numOfNotSeenNotifications=" + numOfNotSeenNotifications +
+ '}';
+ }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NewNotificationsReader.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NewNotificationsReader.java
new file mode 100644
index 0000000000..75b9f5c786
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NewNotificationsReader.java
@@ -0,0 +1,29 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.workers;
+
+import org.openecomp.sdc.notification.types.NotificationsStatusDto;
+
+import java.util.UUID;
+
+public interface NewNotificationsReader {
+ NotificationsStatusDto getNewNotifications(String ownerId, UUID eventId, int limit);
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationReceiver.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationReceiver.java
new file mode 100644
index 0000000000..ee802640c4
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationReceiver.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.workers;
+
+import org.openecomp.sdc.notification.types.NotificationsStatusDto;
+
+import java.util.UUID;
+import java.util.function.Consumer;
+
+
+
+public class NotificationReceiver {
+
+ public String ownerId = null;
+ public Consumer<NotificationsStatusDto> notesProcessor = null;
+ public UUID lastEventId = null;
+
+ NotificationReceiver(String ownerId, UUID lastEventId, Consumer<NotificationsStatusDto> notesProcessor) {
+ this.ownerId = ownerId;
+ this.lastEventId = lastEventId;
+ this.notesProcessor = notesProcessor;
+ }
+
+ NotificationReceiver(String ownerId, Consumer<NotificationsStatusDto> notesProcessor) {
+ this(ownerId, null, notesProcessor);
+ }
+
+ public void setOwnerId(String ownerId) {
+ this.ownerId = ownerId;
+ }
+
+ public String getOwnerId() {
+ return this.ownerId;
+ }
+
+ public void setNotesProcessor(Consumer<NotificationsStatusDto> notesProcessor) {
+ this.notesProcessor = notesProcessor;
+ }
+
+ public Consumer<NotificationsStatusDto> getNotesProcessor() {
+ return this.notesProcessor;
+ }
+
+ public void setLastEventId(UUID lastEventId) {
+ this.lastEventId = lastEventId;
+ }
+
+ public UUID getlastEventId() {
+ return this.lastEventId;
+ }
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationWorker.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationWorker.java
new file mode 100644
index 0000000000..e8c2006d5c
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/NotificationWorker.java
@@ -0,0 +1,117 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.workers;
+
+import org.apache.commons.collections4.CollectionUtils;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.notification.config.ConfigurationManager;
+import org.openecomp.sdc.notification.types.NotificationsStatusDto;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Consumer;
+
+public class NotificationWorker {
+
+ private static final int DEFAULT_POLLING_INTERVAL = 2000;
+ private static final String POLLING_INTERVAL = "pollingIntervalMsec";
+ private static final int DEFAULT_SELECTION_LIMIT = 10;
+ private static final String SELECTION_SIZE = "selectionSize";
+
+ private static boolean stopRunning = false;
+
+ private int selectionLimit = DEFAULT_SELECTION_LIMIT;
+ private int pollingSleepInterval = DEFAULT_POLLING_INTERVAL;
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(NotificationWorker.class);
+
+ private static Map<String, NotificationReceiver> activeUsers = new ConcurrentHashMap<>();
+ private NewNotificationsReader news = null;
+
+ public NotificationWorker(NewNotificationsReader news) {
+ ConfigurationManager cm = ConfigurationManager.getInstance();
+ pollingSleepInterval = cm.getConfigValue(POLLING_INTERVAL, DEFAULT_POLLING_INTERVAL);
+ selectionLimit = cm.getConfigValue(SELECTION_SIZE, DEFAULT_SELECTION_LIMIT);
+
+ Objects.requireNonNull(news, "NotificationNews object is not initialized.");
+ this.news = news;
+
+ NotificationWorker.Poller p = new Poller();
+ Thread thread = new Thread(p);
+ thread.start();
+ }
+
+ public Map<String, NotificationReceiver> getActiveUsers() {
+ return activeUsers;
+ }
+
+ public class Poller extends Thread {
+ public void run() {
+ try {
+ while (!stopRunning) {
+ pollNotifications();
+ Thread.sleep(pollingSleepInterval);
+ }
+ }
+ catch (InterruptedException e) {
+ LOGGER.error("Interrupted Exception during Notification poller launch.", e);
+ }
+ }
+
+ private void pollNotifications() {
+
+ Map<String, NotificationReceiver> currUsers = new HashMap<>();
+ currUsers.putAll(getActiveUsers());
+
+ for (NotificationReceiver receiver : currUsers.values()) {
+ String ownerId = receiver.getOwnerId();
+ UUID eventId = receiver.getlastEventId();
+ NotificationsStatusDto status = news.getNewNotifications(ownerId, eventId, selectionLimit);
+ if(Objects.nonNull(status) && CollectionUtils.isNotEmpty(status.getNotifications())) {
+ receiver.setLastEventId(status.getLastScanned());
+ receiver.getNotesProcessor().accept(status);
+ }
+ }
+ }
+
+ }
+
+ public void register(String ownerId, UUID lastDelivered, Consumer<NotificationsStatusDto> notesProcessor) {
+ NotificationReceiver receiver = new NotificationReceiver(ownerId, lastDelivered, notesProcessor);
+ activeUsers.put(ownerId, receiver);
+ LOGGER.debug("User {} is registered with eventId: {}", ownerId, receiver.getlastEventId());
+ }
+
+ public void unregister(String ownerId) {
+ activeUsers.remove(ownerId);
+ LOGGER.debug("User {} is unregistered.", ownerId);
+ }
+
+ public void stopPolling() {
+ LOGGER.debug("Stop notification polling.");
+ stopRunning = true;
+ }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/impl/NewNotificationsReaderRestImpl.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/impl/NewNotificationsReaderRestImpl.java
new file mode 100644
index 0000000000..a332efaf5a
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-worker/src/main/java/org/openecomp/sdc/notification/workers/impl/NewNotificationsReaderRestImpl.java
@@ -0,0 +1,84 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * 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.sdc.notification.workers.impl;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.codehaus.jackson.map.ObjectMapper;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.notification.config.ConfigurationManager;
+import org.openecomp.sdc.notification.types.NotificationsStatusDto;
+import org.openecomp.sdc.notification.workers.NewNotificationsReader;
+
+import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.MediaType;
+import java.io.InputStreamReader;
+import java.util.UUID;
+
+public class NewNotificationsReaderRestImpl implements NewNotificationsReader {
+
+ private static final String USER_ID_HEADER_PARAM = "USER_ID";
+ private static final String LAST_DELIVERED_QUERY_PARAM = "LAST_DELIVERED_EVENT_ID";
+ private static final String LIMIT_QUERY_PARAM = "NOTIFICATION_ROWS_LIMIT";
+ private static final String BE_HOST = "beHost";
+ private static final String BE_PORT = "beHttpPort";
+ private static final String DEFAULT_BE_HOST = "localhost";
+ private static final int DEFAULT_BE_PORT = 8080;
+ private static final String URL = "http://%s:%d/onboarding-api/v1.0/notifications/worker?";
+ private static final ObjectMapper mapper = new ObjectMapper();
+
+ private static String beHost;
+ private static int bePort;
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(NewNotificationsReaderRestImpl.class);
+
+ public NewNotificationsReaderRestImpl() {
+ ConfigurationManager cm = ConfigurationManager.getInstance();
+ bePort = cm.getConfigValue(BE_PORT, DEFAULT_BE_PORT);
+ beHost = cm.getConfigValue(BE_HOST, DEFAULT_BE_HOST);
+ }
+
+ public NotificationsStatusDto getNewNotifications(String ownerId, UUID eventId, int limit) {
+ HttpClient client = HttpClientBuilder.create().build();
+ String url = String.format(URL, beHost, bePort);
+
+ url = url + LIMIT_QUERY_PARAM + "=" + limit;
+ if (eventId != null) {
+ url = url + "&" + LAST_DELIVERED_QUERY_PARAM + "=" + eventId;
+ }
+
+ HttpGet request = new HttpGet(url);
+ request.addHeader(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON);
+ request.addHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON);
+ request.addHeader(USER_ID_HEADER_PARAM, ownerId);
+
+ try {
+ HttpResponse response = client.execute(request);
+ return mapper.readValue(new InputStreamReader(response.getEntity().getContent()), NotificationsStatusDto.class);
+ } catch (Exception e) {
+ LOGGER.error("Failed to execute the request {}", url, e);
+ return null;
+ }
+ }
+}