--- /dev/null
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2018 Orange
+ * =============================================================================
+ * 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.appc.provider.lcm.service;
+
+
+import org.onap.appc.executor.objects.LCMCommandStatus;
+import org.onap.appc.requesthandler.objects.RequestHandlerInput;
+import org.onap.appc.util.JsonUtil;
+import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.Action;
+import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.DistributeTrafficInput;
+import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.DistributeTrafficOutputBuilder;
+
+import java.io.IOException;
+import java.util.Map;
+
+/**
+ * Provide LCM command service for Distribute Traffic between VNFs.
+ */
+public class DistributeTrafficService extends AbstractBaseService {
+
+
+ private static final String CONFIG_FILE_NAME_PARAMETER = "ConfigFileName";
+ private static final String PAYLOAD = "payload";
+
+ /**
+ * Constructor
+ */
+ public DistributeTrafficService() {
+ super(Action.DistributeTraffic);
+ logger.debug("DistributeTrafficService starts");
+ }
+
+ /**
+ * Process a DistributeTraffic request
+ * @param input of DistributeTrafficInput from the REST API input
+ * @return DistributeTrafficOutputBuilder which has the process results
+ */
+ public DistributeTrafficOutputBuilder process(DistributeTrafficInput input) {
+
+ validate(input);
+ if (status == null) {
+ proceedAction(input);
+ }
+
+ DistributeTrafficOutputBuilder outputBuilder = new DistributeTrafficOutputBuilder();
+ outputBuilder.setStatus(status);
+ outputBuilder.setCommonHeader(input.getCommonHeader());
+ return outputBuilder;
+ }
+
+ /**
+ * Validate input.
+ * Set Status if any error detected.
+ *
+ * @param input of DistributeTrafficInput from the REST API input
+ */
+ void validate(DistributeTrafficInput input) {
+ status = validateVnfId(input.getCommonHeader(), input.getAction(), input.getActionIdentifiers());
+ if (status != null) {
+ return;
+ }
+
+ if (input.getPayload() == null) {
+ status = buildStatusForParamName(LCMCommandStatus.MISSING_MANDATORY_PARAMETER, PAYLOAD);
+ return;
+ }
+ String payloadString = input.getPayload().getValue();
+ status = validateMustHaveParamValue(payloadString == null ? payloadString : payloadString.trim(), PAYLOAD);
+ if (status != null) {
+ return;
+ }
+
+ try {
+ Map<String, String> payloadMap = JsonUtil.convertJsonStringToFlatMap(payloadString);
+ // ConfigFileName validation
+ final String configFileName = payloadMap.get(CONFIG_FILE_NAME_PARAMETER);
+ if (configFileName == null) {
+ status = buildStatusForParamName(LCMCommandStatus.MISSING_MANDATORY_PARAMETER, CONFIG_FILE_NAME_PARAMETER);
+ }
+
+ } catch(IOException e) {
+ logger.error(String.format("DistributeTrafficService (%s) got IOException when converting payload", rpcName), e);
+ status = buildStatusForErrorMsg(LCMCommandStatus.UNEXPECTED_ERROR, e.getMessage());
+ }
+ }
+
+ void proceedAction(DistributeTrafficInput input) {
+ RequestHandlerInput requestHandlerInput = getRequestHandlerInput(
+ input.getCommonHeader(), input.getActionIdentifiers(), input.getPayload(), this.getClass().getName());
+ if (requestHandlerInput != null) {
+ executeAction(requestHandlerInput);
+ }
+ }
+
+}