Remove Notification code for updated events

[cps.git] / cps-service / src / main / java / org / onap / cps / notification / NotificationService.java

diff --git a/cps-service/src/main/java/org/onap/cps/notification/NotificationService.java b/cps-service/src/main/java/org/onap/cps/notification/NotificationService.java
deleted file mode 100644 (file)
index c29d042..0000000
--- a/cps-service/src/main/java/org/onap/cps/notification/NotificationService.java
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * Copyright (c) 2021-2022 Bell Canada.
- * Modifications Copyright (C) 2022-2023 Nordix Foundation
- * ================================================================================
- * 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.
- *
- * SPDX-License-Identifier: Apache-2.0
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.cps.notification;
-
-import jakarta.annotation.PostConstruct;
-import java.time.OffsetDateTime;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.Future;
-import java.util.regex.Pattern;
-import java.util.stream.Collectors;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.onap.cps.api.CpsAdminService;
-import org.onap.cps.spi.model.Anchor;
-import org.springframework.scheduling.annotation.Async;
-import org.springframework.stereotype.Service;
-
-@Service
-@Slf4j
-@RequiredArgsConstructor
-public class NotificationService {
-
-    private final NotificationProperties notificationProperties;
-    private final NotificationPublisher notificationPublisher;
-    private final CpsDataUpdatedEventFactory cpsDataUpdatedEventFactory;
-    private final NotificationErrorHandler notificationErrorHandler;
-    private final CpsAdminService cpsAdminService;
-    private List<Pattern> dataspacePatterns;
-
-    @PostConstruct
-    public void init() {
-        log.info("Notification Properties {}", notificationProperties);
-        this.dataspacePatterns = getDataspaceFilterPatterns(notificationProperties);
-    }
-
-    private List<Pattern> getDataspaceFilterPatterns(final NotificationProperties notificationProperties) {
-        if (notificationProperties.isEnabled()) {
-            return Arrays.stream(notificationProperties.getFilters()
-                .getOrDefault("enabled-dataspaces", "")
-                .split(","))
-                .map(filterPattern -> Pattern.compile(filterPattern, Pattern.CASE_INSENSITIVE))
-                .collect(Collectors.toList());
-        } else {
-            return Collections.emptyList();
-        }
-    }
-
-    /**
-     * Process Data Updated Event and publishes the notification.
-     *
-     * @param anchor            anchor
-     * @param xpath             xpath of changed data node
-     * @param operation         operation
-     * @param observedTimestamp observedTimestamp
-     * @return future
-     */
-    @Async("notificationExecutor")
-    public Future<Void> processDataUpdatedEvent(final Anchor anchor, final String xpath, final Operation operation,
-                                                final OffsetDateTime observedTimestamp) {
-
-        log.debug("process data updated event for anchor '{}'", anchor);
-        try {
-            if (shouldSendNotification(anchor.getDataspaceName())) {
-                final var cpsDataUpdatedEvent =
-                        cpsDataUpdatedEventFactory.createCpsDataUpdatedEvent(anchor,
-                                observedTimestamp, getRootNodeOperation(xpath, operation));
-                log.debug("data updated event to be published {}", cpsDataUpdatedEvent);
-                notificationPublisher.sendNotification(cpsDataUpdatedEvent);
-            }
-        } catch (final Exception exception) {
-            /* All the exceptions are handled to not to propagate it to caller.
-               CPS operation should not fail if sending event fails for any reason.
-             */
-            notificationErrorHandler.onException("Failed to process cps-data-updated-event.",
-                    exception, anchor, xpath, operation);
-        }
-        return CompletableFuture.completedFuture(null);
-    }
-
-    /*
-        Add more complex rules based on dataspace and anchor later
-     */
-    private boolean shouldSendNotification(final String dataspaceName) {
-
-        return notificationProperties.isEnabled()
-            && dataspacePatterns.stream()
-            .anyMatch(pattern -> pattern.matcher(dataspaceName).find());
-    }
-
-    private Operation getRootNodeOperation(final String xpath, final Operation operation) {
-        return isRootXpath(xpath) || isRootContainerNodeXpath(xpath) ? operation : Operation.UPDATE;
-    }
-
-    private static boolean isRootXpath(final String xpath) {
-        return "/".equals(xpath) || "".equals(xpath);
-    }
-
-    private static boolean isRootContainerNodeXpath(final String xpath) {
-        return 0 == xpath.lastIndexOf('/');
-    }
-
-}