diff options
author | Elena Kuleshov <EK1439@att.com> | 2018-09-19 14:03:47 -0400 |
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committer | Elena Kuleshov <EK1439@att.com> | 2018-09-19 15:41:11 -0400 |
commit | 5648fffeaf625dde2b9207ceae87979082a68409 (patch) | |
tree | 7c59ec034f8c958010e2bdfda4586129154f2434 /bpmn/so-bpmn-tasks/src/main | |
parent | c18addf7b6fb56a55b0ecfd5030c43308c46186d (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.java | 144 |
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); + } +} |