diff options
Diffstat (limited to 'openecomp-be/api/openecomp-sdc-rest-webapp/item-rest/item-rest-services/src/main/java/org/openecomp/sdcrests/item/rest/services/catalog/notification/http/HttpNotificationTask.java')
-rw-r--r-- | openecomp-be/api/openecomp-sdc-rest-webapp/item-rest/item-rest-services/src/main/java/org/openecomp/sdcrests/item/rest/services/catalog/notification/http/HttpNotificationTask.java | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/openecomp-be/api/openecomp-sdc-rest-webapp/item-rest/item-rest-services/src/main/java/org/openecomp/sdcrests/item/rest/services/catalog/notification/http/HttpNotificationTask.java b/openecomp-be/api/openecomp-sdc-rest-webapp/item-rest/item-rest-services/src/main/java/org/openecomp/sdcrests/item/rest/services/catalog/notification/http/HttpNotificationTask.java new file mode 100644 index 0000000000..c88ac4ecce --- /dev/null +++ b/openecomp-be/api/openecomp-sdc-rest-webapp/item-rest/item-rest-services/src/main/java/org/openecomp/sdcrests/item/rest/services/catalog/notification/http/HttpNotificationTask.java @@ -0,0 +1,135 @@ +/* + * Copyright © 2016-2018 European Support Limited + * + * 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. + */ + +package org.openecomp.sdcrests.item.rest.services.catalog.notification.http; + +import static org.openecomp.sdcrests.item.rest.services.catalog.notification.AsyncNotifier.NextAction.DONE; +import static org.openecomp.sdcrests.item.rest.services.catalog.notification.AsyncNotifier.NextAction.RETRY; + +import java.io.UnsupportedEncodingException; +import java.util.Collection; +import java.util.concurrent.Callable; +import lombok.Getter; +import lombok.NoArgsConstructor; +import lombok.Setter; +import lombok.ToString; +import org.apache.http.HttpEntity; +import org.apache.http.HttpHeaders; +import org.apache.http.HttpStatus; +import org.apache.http.StatusLine; +import org.apache.http.client.methods.CloseableHttpResponse; +import org.apache.http.client.methods.HttpPost; +import org.apache.http.entity.ContentType; +import org.apache.http.entity.StringEntity; +import org.apache.http.impl.client.CloseableHttpClient; +import org.apache.http.impl.client.HttpClients; +import org.openecomp.core.utilities.json.JsonUtil; +import org.openecomp.sdc.logging.api.Logger; +import org.openecomp.sdc.logging.api.LoggerFactory; +import org.openecomp.sdcrests.item.rest.services.catalog.notification.AsyncNotifier; + +/** + * HTTP client for notifying the Catalog of an action on items. The items are referenced by their IDs. The client can + * run multiple times, in which case only failed IDs will be re-attempted. + * + * @author evitaliy + * @since 21 Nov 2018 + */ +@ToString +class HttpNotificationTask implements Callable<AsyncNotifier.NextAction> { + + private static final Logger LOGGER = LoggerFactory.getLogger(HttpNotificationTask.class); + + private static final String APPLICATION_JSON = ContentType.APPLICATION_JSON.getMimeType(); + private static final String USER_ID_HEADER_PARAM = "USER_ID"; + + private final String endpoint; + private final String userId; + private volatile Collection<String> itemIds; + + HttpNotificationTask(String endpoint, String userId, Collection<String> itemIds) { + this.endpoint = endpoint; + this.userId = userId; + this.itemIds = itemIds; + } + + @Override + public synchronized AsyncNotifier.NextAction call() { + + try (CloseableHttpClient client = HttpClients.createDefault()) { + + HttpPost request = createPostRequest(endpoint, itemIds, userId); + + try (CloseableHttpResponse response = client.execute(request)) { + + StatusLine status = response.getStatusLine(); + + LOGGER.debug("Catalog notification on VSP IDs: {}, endpoint: {}, response: {}", + itemIds, endpoint, status); + + itemIds = getFailedIds(itemIds, response.getEntity()); + + if ((status.getStatusCode() == HttpStatus.SC_INTERNAL_SERVER_ERROR) + && (itemIds != null) && !itemIds.isEmpty()) { + + LOGGER.debug("Catalog notification on VSP IDs {} failed. Endpoint: {}. Retry", itemIds, endpoint); + return RETRY; + } + + return DONE; + } + + } catch (Exception e) { + LOGGER.error("Catalog notification on VSP IDs {} failed. Endpoint: {}", itemIds, endpoint, e); + return DONE; + } + } + + private HttpPost createPostRequest(String postUrl, Collection<String> itemIds, String userId) + throws UnsupportedEncodingException { + + HttpPost request = new HttpPost(postUrl); + + request.addHeader(HttpHeaders.ACCEPT, APPLICATION_JSON); + request.addHeader(HttpHeaders.CONTENT_TYPE, APPLICATION_JSON); + request.addHeader(USER_ID_HEADER_PARAM, userId); + + HttpEntity entity = new StringEntity(JsonUtil.object2Json(itemIds)); + request.setEntity(entity); + return request; + } + + private Collection<String> getFailedIds(Collection<String> itemIds, HttpEntity responseBody) { + + try { + NotificationResponse response = JsonUtil.json2Object(responseBody.getContent(), NotificationResponse.class); + return response != null ? response.failedIds : null; + } catch (Exception e) { + LOGGER.error("Error getting failed IDs from response", e); + } + + return itemIds; + } + + @Setter + @Getter + @ToString + @NoArgsConstructor + private static class NotificationResponse { + + private Collection<String> failedIds; + } +} |