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package org.onap.so.bpmn.infrastructure.service.level.impl;
import org.camunda.bpm.engine.delegate.DelegateExecution;
import org.camunda.bpm.engine.delegate.JavaDelegate;
import org.onap.so.bpmn.infrastructure.service.level.AbstractServiceLevelPreparable;
import org.springframework.stereotype.Component;
import java.util.Arrays;
import java.util.List;
@Component
public class ServiceLevelUpgrade extends AbstractServiceLevelPreparable implements JavaDelegate {
private static final List<String> PNF_SWU_PARAMS = Arrays.asList(ServiceLevelConstants.SERVICE_INSTANCE_ID,
ServiceLevelConstants.RESOURCE_TYPE, ServiceLevelConstants.BPMN_REQUEST, ServiceLevelConstants.PNF_NAME);
@Override
protected String fetchWorkflowUsingScope(DelegateExecution execution, String scope) {
String wflName = null;
switch (scope.toLowerCase()) {
case ServiceLevelConstants.PNF:
wflName = ServiceLevelConstants.PNF_SOFTWARE_UPGRADE_WORKFLOW;
break;
case ServiceLevelConstants.VNF:
wflName = ServiceLevelConstants.GENERIC_VNF_HEALTH_CHECK_WORKFLOW;
break;
default:
exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
"No valid health check work flow retrieved for the scope: " + scope);
}
return wflName;
}
@Override
public void execute(DelegateExecution execution) throws Exception {
if (execution.hasVariable(ServiceLevelConstants.RESOURCE_TYPE)
&& execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE) != null) {
final String controllerScope = (String) execution.getVariable(ServiceLevelConstants.RESOURCE_TYPE);
LOG.debug("Scope retrieved from delegate execution: " + controllerScope);
final String wflName = fetchWorkflowUsingScope(execution, controllerScope);
LOG.debug("Health check workflow fetched for the scope: {} is: {}", controllerScope, wflName);
if ("pnf".equalsIgnoreCase(controllerScope)) {
validateParamsWithScope(execution, controllerScope, PNF_SWU_PARAMS);
LOG.info("Parameters validated successfully for {}", wflName);
execution.setVariable(ServiceLevelConstants.SOFTWARE_WORKFLOW_TO_INVOKE, wflName);
execution.setVariable(ServiceLevelConstants.CONTROLLER_STATUS, "");
}
} else {
exceptionBuilder.buildAndThrowWorkflowException(execution, ServiceLevelConstants.ERROR_CODE,
"Controller scope not found to invoke resource level health check");
}
}
}
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