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authorElena Kuleshov <EK1439@att.com>2018-09-19 14:03:47 -0400
committerElena Kuleshov <EK1439@att.com>2018-09-19 15:41:11 -0400
commit5648fffeaf625dde2b9207ceae87979082a68409 (patch)
tree7c59ec034f8c958010e2bdfda4586129154f2434 /bpmn/so-bpmn-tasks/src/main
parentc18addf7b6fb56a55b0ecfd5030c43308c46186d (diff)
Workflow Activities Execution Environment
Add a license header to ExecuteActivity.java Fix a JUnit by modifying the values for the expected variables. BBInput changes to support CM flows Implement JavaDelegate for activities execution Change-Id: I9cfc51241d414b85441d1a8443a950b97d14b65f Issue-ID: SO-827 Signed-off-by: Elena Kuleshov <EK1439@att.com>
Diffstat (limited to 'bpmn/so-bpmn-tasks/src/main')
-rw-r--r--bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/activity/ExecuteActivity.java144
1 files changed, 144 insertions, 0 deletions
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/activity/ExecuteActivity.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/activity/ExecuteActivity.java
new file mode 100644
index 0000000000..94eead2d05
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/activity/ExecuteActivity.java
@@ -0,0 +1,144 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 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.so.bpmn.infrastructure.activity;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+import org.camunda.bpm.engine.RuntimeService;
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.camunda.bpm.engine.delegate.JavaDelegate;
+import org.camunda.bpm.engine.runtime.ProcessInstanceWithVariables;
+import org.camunda.bpm.engine.variable.VariableMap;
+import org.onap.so.bpmn.core.WorkflowException;
+import org.onap.so.bpmn.servicedecomposition.entities.BuildingBlock;
+import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
+import org.onap.so.bpmn.servicedecomposition.entities.WorkflowResourceIds;
+import org.onap.so.client.exception.ExceptionBuilder;
+import org.onap.so.logger.MessageEnum;
+import org.onap.so.logger.MsoLogger;
+import org.onap.so.serviceinstancebeans.RequestDetails;
+import org.onap.so.serviceinstancebeans.ServiceInstancesRequest;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+@Component("ExecuteActivity")
+public class ExecuteActivity implements JavaDelegate {
+
+ private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, ExecuteActivity.class);
+ private static final String G_BPMN_REQUEST = "bpmnRequest";
+ private static final String VNF_TYPE = "vnfType";
+ private static final String G_ACTION = "requestAction";
+ private static final String G_REQUEST_ID = "mso-request-id";
+ private static final String VNF_ID = "vnfId";
+ private static final String SERVICE_INSTANCE_ID = "serviceInstanceId";
+
+ private static final String SERVICE_TASK_IMPLEMENTATION_ATTRIBUTE = "implementation";
+ private static final String ACTIVITY_PREFIX = "activity:";
+
+ private ObjectMapper mapper = new ObjectMapper();
+
+ @Autowired
+ private RuntimeService runtimeService;
+ @Autowired
+ private ExceptionBuilder exceptionBuilder;
+
+ @Override
+ public void execute(DelegateExecution execution) throws Exception {
+ final String requestId = (String) execution.getVariable(G_REQUEST_ID);
+
+ try {
+ final String implementationString = execution.getBpmnModelElementInstance().getAttributeValue(SERVICE_TASK_IMPLEMENTATION_ATTRIBUTE);
+ msoLogger.debug("activity implementation String: " + implementationString);
+ if (!implementationString.startsWith(ACTIVITY_PREFIX)) {
+ buildAndThrowException(execution, "Implementation attribute has a wrong format");
+ }
+ String activityName = implementationString.replaceFirst(ACTIVITY_PREFIX, "");
+ msoLogger.info("activityName is: " + activityName);
+
+ BuildingBlock buildingBlock = buildBuildingBlock(activityName);
+ ExecuteBuildingBlock executeBuildingBlock = buildExecuteBuildingBlock(execution, requestId, buildingBlock);
+
+ Map<String, Object> variables = new HashMap<>();
+ variables.put("buildingBlock", executeBuildingBlock);
+ variables.put("mso-request-id", requestId);
+ variables.put("retryCount", 1);
+
+ ProcessInstanceWithVariables buildingBlockResult = runtimeService.createProcessInstanceByKey("ExecuteBuildingBlock").setVariables(variables).executeWithVariablesInReturn();
+ VariableMap variableMap = buildingBlockResult.getVariables();
+
+ WorkflowException workflowException = (WorkflowException) variableMap.get("WorklfowException");
+ if (workflowException != null) {
+ msoLogger.error("Workflow exception is: " + workflowException.getErrorMessage());
+ }
+ execution.setVariable("WorkflowException", workflowException);
+ }
+ catch (Exception e) {
+ buildAndThrowException(execution, e.getMessage());
+ }
+ }
+
+ protected BuildingBlock buildBuildingBlock(String activityName) {
+ BuildingBlock buildingBlock = new BuildingBlock();
+ buildingBlock.setBpmnFlowName(activityName);
+ buildingBlock.setMsoId(UUID.randomUUID().toString());
+ buildingBlock.setKey("");
+ buildingBlock.setIsVirtualLink(false);
+ buildingBlock.setVirtualLinkKey("");
+ return buildingBlock;
+ }
+
+ protected ExecuteBuildingBlock buildExecuteBuildingBlock(DelegateExecution execution, String requestId,
+ BuildingBlock buildingBlock) throws Exception {
+ ExecuteBuildingBlock executeBuildingBlock = new ExecuteBuildingBlock();
+ String bpmnRequest = (String) execution.getVariable(G_BPMN_REQUEST);
+ ServiceInstancesRequest sIRequest = mapper.readValue(bpmnRequest, ServiceInstancesRequest.class);
+ RequestDetails requestDetails = sIRequest.getRequestDetails();
+ executeBuildingBlock.setaLaCarte(true);
+ executeBuildingBlock.setRequestAction((String) execution.getVariable(G_ACTION));
+ executeBuildingBlock.setResourceId((String) execution.getVariable(VNF_ID));
+ executeBuildingBlock.setVnfType((String) execution.getVariable(VNF_TYPE));
+ WorkflowResourceIds workflowResourceIds = new WorkflowResourceIds();
+ workflowResourceIds.setServiceInstanceId((String) execution.getVariable(SERVICE_INSTANCE_ID));
+ workflowResourceIds.setVnfId((String) execution.getVariable(VNF_ID));
+ executeBuildingBlock.setWorkflowResourceIds(workflowResourceIds);
+ executeBuildingBlock.setRequestId(requestId);
+ executeBuildingBlock.setBuildingBlock(buildingBlock);
+ executeBuildingBlock.setRequestDetails(requestDetails);
+ return executeBuildingBlock;
+ }
+
+ protected void buildAndThrowException(DelegateExecution execution, String msg, Exception ex) {
+ msoLogger.error(MessageEnum.BPMN_GENERAL_EXCEPTION_ARG, msg, "BPMN", MsoLogger.getServiceName(),
+ MsoLogger.ErrorCode.UnknownError, msg, ex);
+ execution.setVariable("ExecuteActivityErrorMessage", msg);
+ exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg);
+ }
+
+ protected void buildAndThrowException(DelegateExecution execution, String msg) {
+ msoLogger.error(msg);
+ execution.setVariable("ExecuteActuvityErrorMessage", msg);
+ exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg);
+ }
+}