diff options
Diffstat (limited to 'services/services-engine/src/main')
| -rw-r--r-- | services/services-engine/src/main/java/org/onap/policy/apex/service/engine/main/ApexActivator.java | 75 |
1 files changed, 38 insertions, 37 deletions
diff --git a/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/main/ApexActivator.java b/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/main/ApexActivator.java index 169f8154a..205b865d5 100644 --- a/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/main/ApexActivator.java +++ b/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/main/ApexActivator.java @@ -27,15 +27,16 @@ import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.stream.Stream; + import lombok.Getter; import lombok.Setter; + import org.onap.policy.apex.model.basicmodel.concepts.ApexException; import org.onap.policy.apex.model.basicmodel.handling.ApexModelException; import org.onap.policy.apex.model.basicmodel.service.ModelService; import org.onap.policy.apex.model.enginemodel.concepts.AxEngineModel; import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel; import org.onap.policy.apex.model.policymodel.handling.PolicyModelMerger; -import org.onap.policy.apex.model.utilities.TextFileUtils; import org.onap.policy.apex.service.engine.engdep.EngDepMessagingService; import org.onap.policy.apex.service.engine.event.ApexEventException; import org.onap.policy.apex.service.engine.runtime.EngineService; @@ -45,13 +46,14 @@ import org.onap.policy.apex.service.parameters.engineservice.EngineServiceParame import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters; import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerPeeredMode; import org.onap.policy.common.parameters.ParameterService; +import org.onap.policy.common.utils.resources.TextFileUtils; import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier; import org.slf4j.ext.XLogger; import org.slf4j.ext.XLoggerFactory; /** - * This class wraps an Apex engine so that it can be activated as a complete service together with - * all its context, executor, and event plugins. + * This class wraps an Apex engine so that it can be activated as a complete service together with all its context, + * executor, and event plugins. * * @author Liam Fallon (liam.fallon@ericsson.com) */ @@ -104,7 +106,7 @@ public class ApexActivator { ApexParameters apexParameters = apexParametersMap.values().iterator().next(); // totalInstanceCount is the sum of instance counts required as per each policy int totalInstanceCount = apexParametersMap.values().stream() - .mapToInt(p -> p.getEngineServiceParameters().getInstanceCount()).sum(); + .mapToInt(p -> p.getEngineServiceParameters().getInstanceCount()).sum(); apexParameters.getEngineServiceParameters().setInstanceCount(totalInstanceCount); instantiateEngine(apexParameters); setUpModelMarhsallerAndUnmarshaller(apexParameters); @@ -124,12 +126,12 @@ public class ApexActivator { for (Entry<ToscaPolicyIdentifier, ApexParameters> apexParamsEntry : apexParametersMap.entrySet()) { ApexParameters apexParams = apexParamsEntry.getValue(); boolean duplicateInputParameterExist = - apexParams.getEventInputParameters().keySet().stream().anyMatch(inputParametersMap::containsKey); + apexParams.getEventInputParameters().keySet().stream().anyMatch(inputParametersMap::containsKey); boolean duplicateOutputParameterExist = - apexParams.getEventOutputParameters().keySet().stream().anyMatch(outputParametersMap::containsKey); + apexParams.getEventOutputParameters().keySet().stream().anyMatch(outputParametersMap::containsKey); if (duplicateInputParameterExist || duplicateOutputParameterExist) { LOGGER.error("I/O Parameters for {}:{} has duplicates. So this policy is not executed.", - apexParamsEntry.getKey().getName(), apexParamsEntry.getKey().getVersion()); + apexParamsEntry.getKey().getName(), apexParamsEntry.getKey().getVersion()); apexParametersMap.remove(apexParamsEntry.getKey()); continue; } @@ -138,21 +140,21 @@ public class ApexActivator { // Check if a policy model file has been specified if (apexParams.getEngineServiceParameters().getPolicyModelFileName() != null) { LOGGER.debug("deploying policy model in \"{}\" to the apex engines . . .", - apexParams.getEngineServiceParameters().getPolicyModelFileName()); + apexParams.getEngineServiceParameters().getPolicyModelFileName()); - final String policyModelString = - TextFileUtils.getTextFileAsString(apexParams.getEngineServiceParameters().getPolicyModelFileName()); + final String policyModelString = TextFileUtils + .getTextFileAsString(apexParams.getEngineServiceParameters().getPolicyModelFileName()); AxPolicyModel policyModel = EngineServiceImpl - .createModel(apexParams.getEngineServiceParameters().getEngineKey(), policyModelString); + .createModel(apexParams.getEngineServiceParameters().getEngineKey(), policyModelString); policyModelsMap.put(apexParamsEntry.getKey(), policyModel); } } AxPolicyModel finalPolicyModel = aggregatePolicyModels(policyModelsMap); // Set the policy model in the engine apexEngineService.updateModel(apexParameters.getEngineServiceParameters().getEngineKey(), finalPolicyModel, - true); + true); setUpMarshallerAndUnmarshaller(apexParameters.getEngineServiceParameters(), inputParametersMap, - outputParametersMap); + outputParametersMap); setUpMarshalerPairings(inputParametersMap); } @@ -161,33 +163,33 @@ public class ApexActivator { ToscaPolicyIdentifier tempId = new ToscaPolicyIdentifier(firstEntry.getKey()); AxPolicyModel tempModel = new AxPolicyModel(firstEntry.getValue()); Stream<Entry<ToscaPolicyIdentifier, AxPolicyModel>> policyModelStream = - policyModelsMap.entrySet().stream().skip(1); + policyModelsMap.entrySet().stream().skip(1); Entry<ToscaPolicyIdentifier, AxPolicyModel> finalPolicyModelEntry = - policyModelStream.reduce(firstEntry, ((entry1, entry2) -> { - try { - entry1.setValue( - PolicyModelMerger.getMergedPolicyModel(entry1.getValue(), entry2.getValue(), true, true)); - } catch (ApexModelException exc) { - LOGGER.error("Policy model for {} : {} is having duplicates. So this policy is not executed.", - entry2.getKey().getName(), entry2.getKey().getVersion(), exc); - apexParametersMap.remove(entry2.getKey()); - policyModelsMap.remove(entry2.getKey()); - } - return entry1; - })); + policyModelStream.reduce(firstEntry, ((entry1, entry2) -> { + try { + entry1.setValue(PolicyModelMerger.getMergedPolicyModel(entry1.getValue(), entry2.getValue(), + true, true)); + } catch (ApexModelException exc) { + LOGGER.error("Policy model for {} : {} is having duplicates. So this policy is not executed.", + entry2.getKey().getName(), entry2.getKey().getVersion(), exc); + apexParametersMap.remove(entry2.getKey()); + policyModelsMap.remove(entry2.getKey()); + } + return entry1; + })); AxPolicyModel finalPolicyModel = new AxPolicyModel(finalPolicyModelEntry.getValue()); policyModelsMap.put(tempId, tempModel); // put back the original first entry into the policyModelsMap return finalPolicyModel; } private void setUpMarshallerAndUnmarshaller(EngineServiceParameters engineServiceParameters, - Map<String, EventHandlerParameters> inputParametersMap, Map<String, EventHandlerParameters> outputParametersMap) - throws ApexEventException { + Map<String, EventHandlerParameters> inputParametersMap, + Map<String, EventHandlerParameters> outputParametersMap) throws ApexEventException { // Producer parameters specify what event marshalers to handle events leaving Apex are // set up and how they are set up for (Entry<String, EventHandlerParameters> outputParameters : outputParametersMap.entrySet()) { final ApexEventMarshaller marshaller = new ApexEventMarshaller(outputParameters.getKey(), - engineServiceParameters, outputParameters.getValue()); + engineServiceParameters, outputParameters.getValue()); marshaller.init(); apexEngineService.registerActionListener(outputParameters.getKey(), marshaller); marshallerMap.put(outputParameters.getKey(), marshaller); @@ -196,7 +198,7 @@ public class ApexActivator { // are set up and how they are set up for (final Entry<String, EventHandlerParameters> inputParameters : inputParametersMap.entrySet()) { final ApexEventUnmarshaller unmarshaller = new ApexEventUnmarshaller(inputParameters.getKey(), - engineServiceParameters, inputParameters.getValue()); + engineServiceParameters, inputParameters.getValue()); unmarshallerMap.put(inputParameters.getKey(), unmarshaller); unmarshaller.init(engineServiceHandler); } @@ -204,7 +206,7 @@ public class ApexActivator { private void instantiateEngine(ApexParameters apexParameters) throws ApexException { if (null != apexEngineService - && apexEngineService.getKey().equals(apexParameters.getEngineServiceParameters().getEngineKey())) { + && apexEngineService.getKey().equals(apexParameters.getEngineServiceParameters().getEngineKey())) { throw new ApexException("Apex Engine already initialized."); } // Create engine with specified thread count @@ -222,11 +224,10 @@ public class ApexActivator { } /** - * Set up unmarshaler/marshaler pairing for synchronized event handling. We only need to - * traverse the unmarshalers because the - * unmarshalers and marshalers are paired one to one uniquely so if we find a - * synchronized unmarshaler we'll also find its - * paired marshaler + * Set up unmarshaler/marshaler pairing for synchronized event handling. We only need to traverse the unmarshalers + * because the unmarshalers and marshalers are paired one to one uniquely so if we find a synchronized unmarshaler + * we'll also find its paired marshaler + * * @param inputParametersMap the apex parameters */ private void setUpMarshalerPairings(Map<String, EventHandlerParameters> inputParametersMap) { @@ -253,7 +254,7 @@ public class ApexActivator { /** * Updates the APEX Engine with the model created from new Policies. * - * @param apexParamsMap the apex parameters map for the Apex service + * @param apexParamsMap the apex parameters map for the Apex service * @throws ApexException on errors */ public void updateModel(Map<ToscaPolicyIdentifier, ApexParameters> apexParamsMap) throws ApexException { |