2 * ================================================================================
3 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
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.
16 * ============LICENSE_END=========================================================
20 package org.onap.dcae.analytics.tca.web.service;
22 import static org.onap.dcae.analytics.web.util.AnalyticsWebUtils.RANDOM_ID_SUPPLIER;
23 import static org.onap.dcae.analytics.web.util.AnalyticsWebUtils.REQUEST_ID_SUPPLIER;
24 import static org.onap.dcae.analytics.web.util.ValidationUtils.isPresent;
26 import java.util.List;
27 import java.util.stream.Collectors;
28 import java.util.stream.IntStream;
30 import org.onap.dcae.analytics.tca.core.service.GenericTcaExecutionContext;
31 import org.onap.dcae.analytics.tca.core.service.GenericTcaProcessingContext;
32 import org.onap.dcae.analytics.tca.core.service.GenericTcaResultContext;
33 import org.onap.dcae.analytics.tca.core.service.TcaAaiEnrichmentContext;
34 import org.onap.dcae.analytics.tca.core.service.TcaAbatementContext;
35 import org.onap.dcae.analytics.tca.core.service.TcaExecutionContext;
36 import org.onap.dcae.analytics.tca.core.util.TcaUtils;
37 import org.onap.dcae.analytics.tca.core.util.function.calculation.TcaCalculator;
38 import org.onap.dcae.analytics.tca.model.policy.TcaPolicy;
39 import org.onap.dcae.analytics.tca.web.domain.TcaPolicyWrapper;
42 * @author Rajiv Singla
44 public class TcaProcessingServiceImpl implements TcaProcessingService {
46 private final TcaAbatementContext tcaAbatementContext;
47 private final TcaAaiEnrichmentContext tcaAaiEnrichmentContext;
49 public TcaProcessingServiceImpl(final TcaAbatementContext tcaAbatementContext,
50 final TcaAaiEnrichmentContext tcaAaiEnrichmentContext) {
51 this.tcaAbatementContext = tcaAbatementContext;
52 this.tcaAaiEnrichmentContext = tcaAaiEnrichmentContext;
57 public List<TcaExecutionContext> getTcaExecutionResults(final String requestId,
58 final String transactionId,
59 final TcaPolicyWrapper tcaPolicyWrapper,
60 final List<String> cefMessages) {
61 // create tca policy deep copy as it should be same for current execution
62 final TcaPolicy tcaPolicyDeepCopy = TcaUtils.getTcaPolicyDeepCopy(tcaPolicyWrapper.getTcaPolicy());
63 // create new request id if not present
64 final String executionRequestId = isPresent(requestId) ? requestId : REQUEST_ID_SUPPLIER.get();
65 // create transaction id if not present
66 final String executionTransactionId = isPresent(transactionId) ? transactionId : RANDOM_ID_SUPPLIER.get();
68 return IntStream.range(0, cefMessages.size())
69 // generate initial Processing contexts
70 .mapToObj(cefMessageIndex -> GenericTcaExecutionContext.builder()
71 .requestId(executionRequestId)
72 .transactionId(executionTransactionId)
73 .messageIndex(cefMessageIndex)
74 .cefMessage(cefMessages.get(cefMessageIndex))
75 .tcaPolicy(tcaPolicyDeepCopy)
76 .tcaProcessingContext(new GenericTcaProcessingContext())
77 .tcaAbatementContext(tcaAbatementContext)
78 .tcaAaiEnrichmentContext(tcaAaiEnrichmentContext)
79 .tcaResultContext(new GenericTcaResultContext())
81 // apply tca calculator
82 .map(new TcaCalculator())
84 .collect(Collectors.toList());