diff options
Diffstat (limited to 'catalog-model/src/main/java/org')
5 files changed, 49 insertions, 286 deletions
diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/InterfaceOperation.java b/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/InterfaceOperation.java index f9f2ce9b35..4aec886092 100644 --- a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/InterfaceOperation.java +++ b/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/InterfaceOperation.java @@ -17,223 +17,75 @@ package org.openecomp.sdc.be.model.jsontitan.operations; import fj.data.Either; -import java.util.ArrayList; import java.util.Collections; import java.util.List; -import java.util.Map; -import java.util.Map.Entry; -import java.util.Optional; -import java.util.UUID; -import org.openecomp.sdc.be.dao.cassandra.ArtifactCassandraDao; -import org.openecomp.sdc.be.dao.cassandra.CassandraOperationStatus; +import java.util.stream.Collectors; import org.openecomp.sdc.be.dao.jsongraph.GraphVertex; import org.openecomp.sdc.be.dao.jsongraph.types.EdgeLabelEnum; import org.openecomp.sdc.be.dao.jsongraph.types.JsonParseFlagEnum; import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum; import org.openecomp.sdc.be.dao.titan.TitanOperationStatus; +import org.openecomp.sdc.be.datatypes.elements.InterfaceDataDefinition; import org.openecomp.sdc.be.datatypes.enums.JsonPresentationFields; import org.openecomp.sdc.be.datatypes.tosca.ToscaDataDefinition; -import org.openecomp.sdc.be.model.ArtifactDefinition; import org.openecomp.sdc.be.model.InterfaceDefinition; -import org.openecomp.sdc.be.model.Operation; import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus; import org.openecomp.sdc.be.model.operations.impl.DaoStatusConverter; -import org.springframework.beans.factory.annotation.Autowired; @org.springframework.stereotype.Component("interfaces-operation") public class InterfaceOperation extends BaseOperation { - @Autowired - private ArtifactCassandraDao artifactCassandraDao; - - public Either<InterfaceDefinition, StorageOperationStatus> addInterface(String componentId, - InterfaceDefinition interfaceDefinition) { - return addOrUpdateInterface(false, componentId, interfaceDefinition); - } - - public Either<InterfaceDefinition, StorageOperationStatus> updateInterface(String componentId, - InterfaceDefinition interfaceDefinition) { - return addOrUpdateInterface(true, componentId, interfaceDefinition); - } - - private Either<InterfaceDefinition, StorageOperationStatus> addOrUpdateInterface( - boolean isUpdateAction, String componentId, InterfaceDefinition interfaceDefinition) { - - StorageOperationStatus statusRes; - Either<GraphVertex, TitanOperationStatus> getToscaElementRes; - - getToscaElementRes = titanDao.getVertexById(componentId, JsonParseFlagEnum.NoParse); - if (getToscaElementRes.isRight()) { - TitanOperationStatus status = getToscaElementRes.right().value(); - statusRes = DaoStatusConverter.convertTitanStatusToStorageStatus(status); - return Either.right(statusRes); - } - GraphVertex componentVertex = getToscaElementRes.left().value(); - if (!isUpdateAction) { - interfaceDefinition.setUniqueId(UUID.randomUUID().toString()); - } - statusRes = performUpdateToscaAction(isUpdateAction, componentVertex, - Collections.singletonList(interfaceDefinition), EdgeLabelEnum.INTERFACE, VertexTypeEnum.INTERFACE); - if (!statusRes.equals(StorageOperationStatus.OK)) { - return Either.right(statusRes); - } - return Either.left(interfaceDefinition); - } - - public Either<Operation, StorageOperationStatus> addInterfaceOperation(String componentId, InterfaceDefinition interfaceDef, Operation interfaceOperation) { - return addOrUpdateInterfaceOperation(false, componentId, interfaceDef, interfaceOperation); - } - - public Either<Operation, StorageOperationStatus> updateInterfaceOperation(String componentId, InterfaceDefinition interfaceDef, Operation interfaceOperation) { - return addOrUpdateInterfaceOperation(true, componentId, interfaceDef, interfaceOperation); - } - - private Either<Operation, StorageOperationStatus> addOrUpdateInterfaceOperation(boolean isUpdateAction, String componentId, InterfaceDefinition interfaceDef, Operation operation) { - - StorageOperationStatus statusRes; - Either<GraphVertex, TitanOperationStatus> getToscaElementRes; - Either<GraphVertex, TitanOperationStatus> getToscaElementInt; - - if(isUpdateAction && operation.getImplementationArtifact() != null){ - String artifactUUID = operation.getImplementationArtifact().getArtifactUUID(); - Either<Long, CassandraOperationStatus> artifactCount = artifactCassandraDao.getCountOfArtifactById(artifactUUID); - if(artifactCount.isLeft()){ - CassandraOperationStatus cassandraStatus = artifactCassandraDao.deleteArtifact(artifactUUID); - if (cassandraStatus != CassandraOperationStatus.OK) { - return Either.right(DaoStatusConverter.convertCassandraStatusToStorageStatus(cassandraStatus)); - } - } - } - - getToscaElementRes = titanDao.getVertexById(componentId, JsonParseFlagEnum.NoParse); - if (getToscaElementRes.isRight()) { - TitanOperationStatus status = getToscaElementRes.right().value(); - statusRes = DaoStatusConverter.convertTitanStatusToStorageStatus(status); - return Either.right(statusRes); - } - GraphVertex componentVertex = getToscaElementRes.left().value(); - getToscaElementInt = titanDao.getChildVertex(componentVertex, EdgeLabelEnum.INTERFACE, JsonParseFlagEnum.NoParse); - if (getToscaElementInt.isRight()) { - TitanOperationStatus status = getToscaElementInt.right().value(); - statusRes = DaoStatusConverter.convertTitanStatusToStorageStatus(status); - return Either.right(statusRes); - } - GraphVertex interfaceVertex = getToscaElementInt.left().value(); - - statusRes = performUpdateToscaAction(isUpdateAction, interfaceVertex, - Collections.singletonList(operation), EdgeLabelEnum.INTERFACE_OPERATION, VertexTypeEnum.INTERFACE_OPERATION); - if (!statusRes.equals(StorageOperationStatus.OK)) { - return Either.right(statusRes); + public Either<List<InterfaceDefinition>, StorageOperationStatus> addInterfaces(String componentId, List<InterfaceDefinition> interfaceDefinitions) { + return addOrUpdateInterfaces(false, componentId, interfaceDefinitions); } - getUpdatedInterfaceDef(interfaceDef, operation, operation.getUniqueId()); - Either<InterfaceDefinition, StorageOperationStatus> intUpdateStatus = updateInterface(componentId, interfaceDef); - if (intUpdateStatus.isRight() && !intUpdateStatus.right().value().equals(StorageOperationStatus.OK)) { - return Either.right(statusRes); + public Either<List<InterfaceDefinition>, StorageOperationStatus> updateInterfaces(String componentId, List<InterfaceDefinition> interfaceDefinitions) { + return addOrUpdateInterfaces(true, componentId, interfaceDefinitions); } - return Either.left(operation); - } + private Either<List<InterfaceDefinition>, StorageOperationStatus> addOrUpdateInterfaces(boolean isUpdateAction, String componentId, List<InterfaceDefinition> interfaceDefinitions) { - public Either<Operation, StorageOperationStatus> deleteInterfaceOperation(String componentId, InterfaceDefinition interfaceDef, String operationToDelete) { - Either<GraphVertex, TitanOperationStatus> getInterfaceVertex; - Either<GraphVertex, TitanOperationStatus> getComponentVertex; - Operation operation = new Operation(); - StorageOperationStatus status; + StorageOperationStatus statusRes; + Either<GraphVertex, TitanOperationStatus> getToscaElementRes; - getComponentVertex = titanDao.getVertexById(componentId, JsonParseFlagEnum.NoParse); - if (getComponentVertex.isRight()) { - return Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(getComponentVertex.right().value())); - } + getToscaElementRes = titanDao.getVertexById(componentId, JsonParseFlagEnum.NoParse); + if (getToscaElementRes.isRight()) { + return Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(getToscaElementRes.right().value())); + } + GraphVertex componentVertex = getToscaElementRes.left().value(); - getInterfaceVertex = titanDao.getChildVertex(getComponentVertex.left().value(), EdgeLabelEnum.INTERFACE, JsonParseFlagEnum.NoParse); - if (getInterfaceVertex.isRight()) { - return Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(getInterfaceVertex.right().value())); + List<ToscaDataDefinition> interfaceDataDefinitions = interfaceDefinitions.stream().map(interfaceDefinition -> new InterfaceDataDefinition(interfaceDefinition)).collect(Collectors.toList()); + statusRes = performUpdateToscaAction(isUpdateAction, componentVertex, interfaceDataDefinitions, EdgeLabelEnum.INTERFACE, VertexTypeEnum.INTERFACE); + if (!statusRes.equals(StorageOperationStatus.OK)) { + return Either.right(statusRes); + } + return Either.left(interfaceDefinitions); } - if (!interfaceDef.getOperationsMap().isEmpty()) { - Either<GraphVertex, TitanOperationStatus> getInterfaceOpVertex = - titanDao.getChildVertex(getInterfaceVertex.left().value(), EdgeLabelEnum.INTERFACE_OPERATION, - JsonParseFlagEnum.NoParse); - if (getInterfaceOpVertex.isRight()) { - List<ToscaDataDefinition> toscaDataList = new ArrayList<>(interfaceDef.getOperationsMap().values()); - StorageOperationStatus statusRes = - addToscaDataToToscaElement(getInterfaceVertex.left().value(), EdgeLabelEnum.INTERFACE_OPERATION, - VertexTypeEnum.INTERFACE_OPERATION, toscaDataList, JsonPresentationFields.UNIQUE_ID); - if (!statusRes.equals(StorageOperationStatus.OK)) { - return Either.right(statusRes); - } - } - } - - Optional<Entry<String, Operation>> operationToRemove = interfaceDef.getOperationsMap().entrySet().stream() - .filter(entry -> entry.getValue().getUniqueId().equals(operationToDelete)).findAny(); - if (operationToRemove.isPresent()){ - Map.Entry<String, Operation> stringOperationEntry = operationToRemove.get(); - operation = stringOperationEntry.getValue(); - ArtifactDefinition implementationArtifact = operation.getImplementationArtifact(); - if(implementationArtifact != null){ - String artifactUUID = implementationArtifact.getArtifactUUID(); - CassandraOperationStatus cassandraStatus = artifactCassandraDao.deleteArtifact(artifactUUID); - if (cassandraStatus != CassandraOperationStatus.OK) { - return Either.right(DaoStatusConverter.convertCassandraStatusToStorageStatus(cassandraStatus)); - } - } + public Either<String, StorageOperationStatus> deleteInterface(String componentId, String interfacesToDelete) { + StorageOperationStatus statusRes; + Either<GraphVertex, TitanOperationStatus> getToscaElementRes; - if(interfaceDef.getOperationsMap().size() > 1){ - status = deleteToscaDataElements(getInterfaceVertex.left().value(), EdgeLabelEnum.INTERFACE_OPERATION, Collections.singletonList(operationToDelete)); - if (status != StorageOperationStatus.OK) { - return Either.right(status); + getToscaElementRes = titanDao.getVertexById(componentId, JsonParseFlagEnum.NoParse); + if (getToscaElementRes.isRight()) { + return Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(getToscaElementRes.right().value())); } - } else { - status = removeToscaDataVertex(getInterfaceVertex.left().value(), EdgeLabelEnum.INTERFACE_OPERATION, VertexTypeEnum.INTERFACE_OPERATION); - if (status != StorageOperationStatus.OK) { - return Either.right(status); - } - } - getUpdatedInterfaceDef(interfaceDef, null, operationToDelete); - if (interfaceDef.getOperations().isEmpty()) { - status = deleteToscaDataElements(getComponentVertex.left().value(), EdgeLabelEnum.INTERFACE, Collections.singletonList(interfaceDef.getUniqueId())); - if (status != StorageOperationStatus.OK) { - return Either.right(status); - } - status = removeToscaDataVertex(getComponentVertex.left().value(), EdgeLabelEnum.INTERFACE, VertexTypeEnum.INTERFACE); - if (status != StorageOperationStatus.OK) { - return Either.right(status); + statusRes = deleteToscaDataElements(componentId, EdgeLabelEnum.INTERFACE, Collections.singletonList(interfacesToDelete)); + if (statusRes != StorageOperationStatus.OK) { + return Either.right(statusRes); } - } - else { - Either<InterfaceDefinition, StorageOperationStatus> intUpdateStatus = updateInterface(componentId, interfaceDef); - if (intUpdateStatus.isRight() && !intUpdateStatus.right().value().equals(StorageOperationStatus.OK)) { - return Either.right(status); - } - } - } - return Either.left(operation); - } - private StorageOperationStatus performUpdateToscaAction(boolean isUpdate, GraphVertex graphVertex, - List<ToscaDataDefinition> toscaDataList, EdgeLabelEnum edgeLabel, VertexTypeEnum vertexLabel) { - if (isUpdate) { - return updateToscaDataOfToscaElement(graphVertex, edgeLabel, vertexLabel, toscaDataList, JsonPresentationFields.UNIQUE_ID); - } else { - return addToscaDataToToscaElement(graphVertex, edgeLabel, vertexLabel, toscaDataList, JsonPresentationFields.UNIQUE_ID); + return Either.left(interfacesToDelete); } - } - private void getUpdatedInterfaceDef(InterfaceDefinition interfaceDef, Operation operation, String operationId){ - Map<String, Operation> operationMap = interfaceDef.getOperationsMap(); - if(operation != null){ - operationMap.put(operationId, operation); - interfaceDef.setOperationsMap(operationMap); - } - else { - operationMap.remove(operationId); - interfaceDef.setOperationsMap(operationMap); + private StorageOperationStatus performUpdateToscaAction(boolean isUpdate, GraphVertex graphVertex, + List<ToscaDataDefinition> toscaDataList, EdgeLabelEnum edgeLabel, VertexTypeEnum vertexLabel) { + if (isUpdate) { + return updateToscaDataOfToscaElement(graphVertex, edgeLabel, vertexLabel, toscaDataList, JsonPresentationFields.UNIQUE_ID); + } else { + return addToscaDataToToscaElement(graphVertex, edgeLabel, vertexLabel, toscaDataList, JsonPresentationFields.UNIQUE_ID); + } } - } - -} - +}
\ No newline at end of file diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/TopologyTemplateOperation.java b/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/TopologyTemplateOperation.java index 9a87874b2a..3bdec2a30a 100644 --- a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/TopologyTemplateOperation.java +++ b/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/operations/TopologyTemplateOperation.java @@ -44,7 +44,6 @@ import org.openecomp.sdc.be.model.category.CategoryDefinition; import org.openecomp.sdc.be.model.jsontitan.datamodel.TopologyTemplate; import org.openecomp.sdc.be.model.jsontitan.datamodel.ToscaElement; import org.openecomp.sdc.be.model.jsontitan.datamodel.ToscaElementTypeEnum; -import org.openecomp.sdc.be.model.jsontitan.enums.JsonConstantKeysEnum; import org.openecomp.sdc.be.model.jsontitan.utils.ModelConverter; import org.openecomp.sdc.be.model.operations.StorageException; import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus; @@ -729,15 +728,6 @@ public class TopologyTemplateOperation extends ToscaElementOperation { if (assosiateElementToData.isRight()) { return assosiateElementToData.right().value(); } - else { - Map<String, OperationDataDefinition> operationMap = interfaceMap.values().stream().filter(op -> MapUtils.isNotEmpty(op.getOperations())).flatMap(a -> a.getOperations().entrySet().stream()).collect(Collectors.toMap(entry -> entry.getKey(), entry -> entry.getValue())); - if(MapUtils.isNotEmpty(operationMap)) { - Either<GraphVertex, StorageOperationStatus> assosiateOpToInterface = associateElementToData(assosiateElementToData.left().value(), VertexTypeEnum.INTERFACE_OPERATION, EdgeLabelEnum.INTERFACE_OPERATION, operationMap); - if (assosiateOpToInterface.isRight()) { - return assosiateOpToInterface.right().value(); - } - } - } } return StorageOperationStatus.OK; } @@ -1062,25 +1052,17 @@ public class TopologyTemplateOperation extends ToscaElementOperation { log.debug("Failed to disassociate service api artifacts for {} error {}", toscaElementVertex.getUniqueId(), status); Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(status)); } - - Either<GraphVertex, TitanOperationStatus> getInterfaceVertex = titanDao.getChildVertex(toscaElementVertex, EdgeLabelEnum.INTERFACE, JsonParseFlagEnum.NoParse); - if (getInterfaceVertex.isLeft()) { - status = titanDao.disassociateAndDeleteLast(getInterfaceVertex.left().value(), Direction.OUT, EdgeLabelEnum.INTERFACE_OPERATION); - if (status != TitanOperationStatus.OK) { - log.debug("Failed to disassociate interface operations for {} error {}", getInterfaceVertex.left().value().getUniqueId(), status); - Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(status)); - } - else { - status = titanDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INTERFACE); - if (status != TitanOperationStatus.OK) { - log.debug("Failed to disassociate interfaces for {} error {}", toscaElementVertex.getUniqueId(), status); - Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(status)); - } - } - + status = titanDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INTERFACE); + if (status != TitanOperationStatus.OK) { + log.debug("Failed to disassociate interfaces for {} error {}", toscaElementVertex.getUniqueId(), status); + Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(status)); } - titanDao.disassociateAndDeleteLast(toscaElementVertex, Direction.OUT, EdgeLabelEnum.INSTANCE_ARTIFACTS); + if (status != TitanOperationStatus.OK) { + log.debug("Failed to disassociate instance artifact for {} error {}", toscaElementVertex.getUniqueId(), status); + Either.right(DaoStatusConverter.convertTitanStatusToStorageStatus(status)); + } + toscaElementVertex.getVertex().remove(); log.trace("Tosca element vertex for {} was removed", toscaElementVertex.getUniqueId()); diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/utils/InterfaceUtils.java b/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/utils/InterfaceUtils.java deleted file mode 100644 index feef31cbc1..0000000000 --- a/catalog-model/src/main/java/org/openecomp/sdc/be/model/jsontitan/utils/InterfaceUtils.java +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright © 2016-2018 European Support Limited - * - * 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. - */ -package org.openecomp.sdc.be.model.jsontitan.utils; - -import org.apache.commons.collections.CollectionUtils; -import org.openecomp.sdc.be.model.InterfaceDefinition; - -import java.util.Collection; -import java.util.Formatter; -import java.util.Optional; -import java.util.stream.Collectors; -import org.openecomp.sdc.common.util.ValidationUtils; - -public class InterfaceUtils { - - public static final String INTERFACE_TOSCA_RESOURCE_NAME = "org.openecomp.interfaces.node.lifecycle.%s"; - - public static final Optional<InterfaceDefinition> getInterfaceDefinitionFromToscaName( - Collection<InterfaceDefinition> interfaces, - String componentName) { - if (CollectionUtils.isEmpty(interfaces)) { - return Optional.empty(); - } - - String toscaName = createInterfaceToscaResourceName(componentName); - return interfaces.stream().filter( - interfaceDefinition -> interfaceDefinition.getToscaResourceName() != null && interfaceDefinition - .getToscaResourceName().equals(toscaName)).findAny(); - } - - public static Collection<InterfaceDefinition> getInterfaceDefinitionListFromToscaName(Collection<InterfaceDefinition> interfaces, - String componentName) { - if (CollectionUtils.isEmpty(interfaces)) { - return CollectionUtils.EMPTY_COLLECTION; - } - - String toscaName = createInterfaceToscaResourceName(componentName); - return interfaces.stream().filter( - interfaceDefinition -> interfaceDefinition.getToscaResourceName() != null && interfaceDefinition - .getToscaResourceName().equals(toscaName)).collect(Collectors.toList()); - } - - public static String createInterfaceToscaResourceName(String componentName) { - StringBuilder sb = new StringBuilder(); - try (Formatter formatter = new Formatter(sb)) { - return formatter.format(INTERFACE_TOSCA_RESOURCE_NAME, ValidationUtils.convertToSystemName(componentName)).toString(); - } - } -} diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/model/operations/api/IInterfaceLifecycleOperation.java b/catalog-model/src/main/java/org/openecomp/sdc/be/model/operations/api/IInterfaceLifecycleOperation.java index 06622ebba6..2f12226d95 100644 --- a/catalog-model/src/main/java/org/openecomp/sdc/be/model/operations/api/IInterfaceLifecycleOperation.java +++ b/catalog-model/src/main/java/org/openecomp/sdc/be/model/operations/api/IInterfaceLifecycleOperation.java @@ -51,5 +51,5 @@ public interface IInterfaceLifecycleOperation { public String getShortInterfaceName(InterfaceDataDefinition interfaceDefinition); - Either<Map<String, InterfaceDefinition>,StorageOperationStatus> getAllInterfaceLifecycleTypes(); + public Either<Map<String, InterfaceDefinition>,StorageOperationStatus> getAllInterfaceLifecycleTypes(); } diff --git a/catalog-model/src/main/java/org/openecomp/sdc/be/ui/model/UiComponentDataTransfer.java b/catalog-model/src/main/java/org/openecomp/sdc/be/ui/model/UiComponentDataTransfer.java index 0090f86f0e..43df6da2e6 100644 --- a/catalog-model/src/main/java/org/openecomp/sdc/be/ui/model/UiComponentDataTransfer.java +++ b/catalog-model/src/main/java/org/openecomp/sdc/be/ui/model/UiComponentDataTransfer.java @@ -20,7 +20,7 @@ package org.openecomp.sdc.be.ui.model; -import org.openecomp.sdc.be.datatypes.elements.InterfaceOperationDataDefinition; + import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum; import org.openecomp.sdc.be.model.AdditionalInformationDefinition; import org.openecomp.sdc.be.model.ArtifactDefinition; @@ -78,17 +78,8 @@ public class UiComponentDataTransfer { protected List<AdditionalInformationDefinition> additionalInformation; - private Map<String, InterfaceOperationDataDefinition> interfaceOperations; private Map<String, InterfaceDefinition> interfaces; - public Map<String, InterfaceOperationDataDefinition> getInterfaceOperations() { - return interfaceOperations; - } - - public void setInterfaceOperations(Map<String, InterfaceOperationDataDefinition> interfaceOperations) { - this.interfaceOperations = interfaceOperations; - } - public Map<String, InterfaceDefinition> getInterfaces() { return interfaces; } |