1 files changed, 84 insertions, 0 deletions
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;
+        }
+    }
+}