1 files changed, 87 insertions, 0 deletions
diff --git a/dcae-analytics/dcae-analytics-tca-web/src/main/java/org/onap/dcae/analytics/tca/web/service/TcaProcessingServiceImpl.java b/dcae-analytics/dcae-analytics-tca-web/src/main/java/org/onap/dcae/analytics/tca/web/service/TcaProcessingServiceImpl.java
new file mode 100644
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--- /dev/null
+++ b/dcae-analytics/dcae-analytics-tca-web/src/main/java/org/onap/dcae/analytics/tca/web/service/TcaProcessingServiceImpl.java
@@ -0,0 +1,87 @@
+/*
+ * ================================================================================
+ * Copyright (c) 2018 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.onap.dcae.analytics.tca.web.service;
+
+import static org.onap.dcae.analytics.web.util.AnalyticsWebUtils.RANDOM_ID_SUPPLIER;
+import static org.onap.dcae.analytics.web.util.AnalyticsWebUtils.REQUEST_ID_SUPPLIER;
+import static org.onap.dcae.analytics.web.util.ValidationUtils.isPresent;
+
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+import org.onap.dcae.analytics.model.AnalyticsModelConstants;
+import org.onap.dcae.analytics.tca.core.service.GenericTcaExecutionContext;
+import org.onap.dcae.analytics.tca.core.service.GenericTcaProcessingContext;
+import org.onap.dcae.analytics.tca.core.service.GenericTcaResultContext;
+import org.onap.dcae.analytics.tca.core.service.TcaAaiEnrichmentContext;
+import org.onap.dcae.analytics.tca.core.service.TcaAbatementContext;
+import org.onap.dcae.analytics.tca.core.service.TcaExecutionContext;
+import org.onap.dcae.analytics.tca.core.util.function.calculation.TcaCalculator;
+import org.onap.dcae.analytics.tca.model.policy.TcaPolicy;
+import org.onap.dcae.analytics.tca.web.util.TcaUtils;
+
+/**
+ * @author Rajiv Singla
+ */
+public class TcaProcessingServiceImpl implements TcaProcessingService {
+
+    private final TcaAbatementContext tcaAbatementContext;
+    private final TcaAaiEnrichmentContext tcaAaiEnrichmentContext;
+
+    public TcaProcessingServiceImpl(final TcaAbatementContext tcaAbatementContext,
+                                    final TcaAaiEnrichmentContext tcaAaiEnrichmentContext) {
+        this.tcaAbatementContext = tcaAbatementContext;
+        this.tcaAaiEnrichmentContext = tcaAaiEnrichmentContext;
+    }
+
+
+    @Override
+    public List<TcaExecutionContext> getTcaExecutionResults(final String requestId,
+                                                            final String transactionId,
+                                                            final TcaPolicy tcaPolicy,
+                                                            final List<String> cefMessages) {
+        // create tca policy deep copy as it should be same for current execution
+        final TcaPolicy tcaPolicyDeepCopy = TcaUtils.getTcaPolicyDeepCopy(tcaPolicy);
+        // create new request id if not present
+        final String executionRequestId = isPresent(requestId) ? requestId : REQUEST_ID_SUPPLIER.get();
+        // create transaction id if not present
+        final String executionTransactionId = isPresent(transactionId) ? transactionId : RANDOM_ID_SUPPLIER.get();
+
+        return IntStream.range(0, cefMessages.size())
+                // generate initial Processing contexts
+                .mapToObj(cefMessageIndex -> GenericTcaExecutionContext.builder()
+                        .requestId(executionRequestId +
+                                AnalyticsModelConstants.ANALYTICS_REQUEST_ID_DELIMITER + cefMessageIndex)
+                        .transactionId(executionTransactionId)
+                        .messageIndex(cefMessageIndex)
+                        .cefMessage(cefMessages.get(cefMessageIndex))
+                        .tcaPolicy(tcaPolicyDeepCopy)
+                        .tcaProcessingContext(new GenericTcaProcessingContext())
+                        .tcaAbatementContext(tcaAbatementContext)
+                        .tcaAaiEnrichmentContext(tcaAaiEnrichmentContext)
+                        .tcaResultContext(new GenericTcaResultContext())
+                        .build())
+                // apply tca calculator
+                .map(new TcaCalculator())
+                // return result
+                .collect(Collectors.toList());
+    }
+}