2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2023 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.impl.async;
23 import org.apache.commons.lang3.SerializationUtils;
24 import org.apache.kafka.common.header.Header;
25 import org.onap.cps.ncmp.events.async.BatchDataResponseEventV1;
26 import org.springframework.context.annotation.Bean;
27 import org.springframework.context.annotation.Configuration;
28 import org.springframework.kafka.listener.adapter.RecordFilterStrategy;
31 * Batch Record filter strategy, which helps to filter the consumer records.
35 public class BatchRecordFilterStrategy {
38 * Filtering the consumer records based on the eventType header, It
39 * returns boolean, true means filter the consumer record and false
40 * means not filter the consumer record.
41 * @return boolean value.
44 public RecordFilterStrategy<String, BatchDataResponseEventV1> filterBatchDataResponseEvent() {
45 return consumedRecord -> {
46 final Header eventTypeHeader = consumedRecord.headers().lastHeader("eventType");
47 if (eventTypeHeader == null) {
50 final String eventTypeHeaderValue = SerializationUtils.deserialize(eventTypeHeader.value());
51 return !(eventTypeHeaderValue != null
52 && eventTypeHeaderValue.startsWith("org.onap.cps.ncmp.events.async.BatchDataResponseEvent"));