catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/NodeFilterValidator.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.be.components.validation;
  22
  23 import com.google.common.collect.ImmutableSet;
  24 import fj.data.Either;
  25 import java.util.ArrayList;
  26 import java.util.Collections;
  27 import java.util.List;
  28 import java.util.Objects;
  29 import java.util.Optional;
  30 import java.util.Set;
  31 import org.apache.commons.lang3.StringUtils;
  32 import org.openecomp.sdc.be.components.impl.ResponseFormatManager;
  33 import org.openecomp.sdc.be.components.impl.utils.NodeFilterConstraintAction;
  34 import org.openecomp.sdc.be.dao.api.ActionStatus;
  35 import org.openecomp.sdc.be.datamodel.utils.ConstraintConvertor;
  36 import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
  37 import org.openecomp.sdc.be.datatypes.elements.SchemaDefinition;
  38 import org.openecomp.sdc.be.impl.ComponentsUtils;
  39 import org.openecomp.sdc.be.model.ComponentInstance;
  40 import org.openecomp.sdc.be.model.ComponentInstanceProperty;
  41 import org.openecomp.sdc.be.model.PropertyDefinition;
  42 import org.openecomp.sdc.be.model.Service;
  43 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
  44 import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
  45 import org.openecomp.sdc.be.ui.model.UIConstraint;
  46 import org.openecomp.sdc.exception.ResponseFormat;
  47 import org.slf4j.Logger;
  48 import org.slf4j.LoggerFactory;
  49 import org.springframework.beans.factory.annotation.Autowired;
  50 import org.springframework.stereotype.Component;
  51 import org.springframework.util.CollectionUtils;
  52
  53 @Component("NodeFilterValidator")
  54 public class NodeFilterValidator {
  55
  56     private static final String SOURCE = "Source";
  57     public static final Set<String> comparableTypes = ImmutableSet.of(ToscaPropertyType.STRING.getType(),
  58             ToscaPropertyType.INTEGER.getType(), ToscaPropertyType.FLOAT.getType());
  59     public static final Set<String> schemableTypes =
  60             ImmutableSet.of(ToscaPropertyType.MAP.getType(), ToscaPropertyType.LIST.getType());
  61     public static final Set<String> comparableConstraintsOperators =
  62             ImmutableSet.of(ConstraintConvertor.GREATER_THAN_OPERATOR, ConstraintConvertor.LESS_THAN_OPERATOR);
  63
  64     @Autowired
  65     protected ToscaOperationFacade toscaOperationFacade;
  66
  67     @Autowired
  68     protected ComponentsUtils componentsUtils;
  69
  70     private static final Logger LOGGER = LoggerFactory.getLogger(NodeFilterValidator.class);
  71
  72     public Either<Boolean, ResponseFormat> validateComponentInstanceExist(Service service, String componentInstanceId) {
  73         if (service == null || StringUtils.isEmpty(componentInstanceId)) {
  74             LOGGER.debug("Input data cannot be empty");
  75             return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
  76         }
  77         if (CollectionUtils.isEmpty(service.getComponentInstances())) {
  78             LOGGER.debug("Component Instance list is empty");
  79             return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
  80         }
  81         boolean found =
  82                 service.getComponentInstances().stream().anyMatch(ci -> ci.getUniqueId().equals(componentInstanceId));
  83         if (!found) {
  84             LOGGER.debug("Component Instance list is empty");
  85             return getErrorResponse(ActionStatus.NODE_FILTER_NOT_FOUND);
  86         }
  87         return Either.left(Boolean.TRUE);
  88     }
  89
  90     private Either<Boolean, ResponseFormat> getErrorResponse(ActionStatus actionStatus, String... variables) {
  91         ResponseFormat errorResponse = ResponseFormatManager.getInstance().getResponseFormat(actionStatus, variables);
  92         return Either.right(errorResponse);
  93     }
  94
  95     public Either<Boolean, ResponseFormat> validateNodeFilter(CINodeFilterDataDefinition nodeFilter, String serviceId,
  96             String complonentInstanceId) {
  97         return Either.left(Boolean.TRUE);
  98     }
  99
 100
 101     public Either<Boolean, ResponseFormat> validateNodeFilter(Service parentComponent, String componentInstanceId,
 102             List<String> uiConstraints, NodeFilterConstraintAction action) {
 103         try {
 104             for (String uiConstraint : uiConstraints) {
 105                 if (NodeFilterConstraintAction.ADD != action && NodeFilterConstraintAction.UPDATE != action) {
 106                     break;
 107                 }
 108                 UIConstraint constraint = new ConstraintConvertor().convert(uiConstraint);
 109                 if (ConstraintConvertor.PROPERTY_CONSTRAINT.equals(constraint.getSourceType())) {
 110                     final Either<Boolean, ResponseFormat> booleanResponseFormatEither =
 111                             validatePropertyConstraint(parentComponent, componentInstanceId, constraint);
 112                     if (booleanResponseFormatEither.isRight()) {
 113                         return booleanResponseFormatEither;
 114                     }
 115                 } else if (ConstraintConvertor.STATIC_CONSTRAINT.equals(constraint.getSourceType())) {
 116                     final Either<Boolean, ResponseFormat> booleanResponseFormatEither =
 117                             validateStaticValueAndOperator(parentComponent, componentInstanceId, constraint);
 118                     if (booleanResponseFormatEither.isRight()) {
 119                         return booleanResponseFormatEither;
 120                     }
 121                 }
 122             }
 123         } catch (Exception e) {
 124             LOGGER.debug("Provided constraint" + uiConstraints, e);
 125             return Either.right(componentsUtils.getResponseFormat(ActionStatus.CONSTRAINT_FORMAT_INCORRECT));
 126         }
 127
 128         return Either.left(true);
 129     }
 130
 131     private Either<Boolean, ResponseFormat> validatePropertyConstraint(Service parentComponent,
 132             String componentInstanceId, UIConstraint uiConstraint) {
 133         String source = SOURCE;
 134         Optional<ComponentInstance> brotherComponentInstance;
 135
 136         List<? extends PropertyDefinition> sourcePropertyDefinition =
 137                 parentComponent.getName().equals(uiConstraint.getSourceName()) ? parentComponent.getProperties() :
 138                         Collections.emptyList();
 139
 140
 141         if (sourcePropertyDefinition.isEmpty() && !parentComponent.getName().equals(uiConstraint.getSourceName())) {
 142             brotherComponentInstance = parentComponent.getComponentInstances().stream()
 143                                                       .filter(componentInstance -> uiConstraint.getSourceName()
 144                                                                                                .equals(componentInstance
 145                                                                                                                .getName()))
 146                                                       .findFirst();
 147
 148             if (brotherComponentInstance.isPresent()) {
 149                 final List<ComponentInstanceProperty> componentInstanceProperties =
 150                         parentComponent.getComponentInstancesProperties()
 151                                        .get(brotherComponentInstance.get().getUniqueId());
 152                 sourcePropertyDefinition =
 153                         componentInstanceProperties == null ? new ArrayList<>() : componentInstanceProperties;
 154             }
 155         }
 156
 157         if (!CollectionUtils.isEmpty(sourcePropertyDefinition)) {
 158             Optional<? extends PropertyDefinition> sourceSelectedProperty = sourcePropertyDefinition.stream()
 159                                                                                                     .filter(property -> uiConstraint
 160                                                                                                                                 .getValue()
 161                                                                                                                                 .equals(property.getName()))
 162                                                                                                     .findFirst();
 163
 164             Optional<? extends PropertyDefinition> targetComponentInstanceProperty =
 165                     parentComponent.getComponentInstancesProperties().get(componentInstanceId).stream()
 166                                    .filter(property -> uiConstraint.getServicePropertyName().equals(property.getName()))
 167                                    .findFirst();
 168
 169             source = !targetComponentInstanceProperty.isPresent() ? "Target" : SOURCE;
 170             if (sourceSelectedProperty.isPresent() && targetComponentInstanceProperty.isPresent()) {
 171                 return validatePropertyData(uiConstraint, sourceSelectedProperty, targetComponentInstanceProperty);
 172             }
 173         }
 174
 175         String missingProperty =
 176                 source.equals(SOURCE) ? uiConstraint.getValue().toString() : uiConstraint.getServicePropertyName();
 177
 178         return Either.right(
 179                 componentsUtils.getResponseFormat(ActionStatus.MAPPED_PROPERTY_NOT_FOUND, source, missingProperty));
 180     }
 181
 182     private Either<Boolean, ResponseFormat> validatePropertyData(UIConstraint uiConstraint,
 183             Optional<? extends PropertyDefinition> sourceSelectedProperty,
 184             Optional<? extends PropertyDefinition> targetComponentInstanceProperty) {
 185         final PropertyDefinition sourcePropDefinition = sourceSelectedProperty.get();
 186         final String sourceType = sourcePropDefinition.getType();
 187         final PropertyDefinition targetPropDefinition = targetComponentInstanceProperty.get();
 188         final String targetType = targetPropDefinition.getType();
 189         if (sourceType.equals(targetType)) {
 190             if (schemableTypes.contains(sourceType)) {
 191                 final SchemaDefinition sourceSchemaDefinition = sourcePropDefinition.getSchema();
 192                 final SchemaDefinition targetSchemaDefinition = targetPropDefinition.getSchema();
 193                 if (!sourceSchemaDefinition.equals(targetSchemaDefinition)) {
 194                     return Either.right(componentsUtils.getResponseFormat(ActionStatus.SOURCE_TARGET_SCHEMA_MISMATCH,
 195                             uiConstraint.getServicePropertyName(), uiConstraint.getValue().toString()));
 196                 }
 197             }
 198             return Either.left(Boolean.TRUE);
 199         } else {
 200             return Either.right(componentsUtils.getResponseFormat(ActionStatus.SOURCE_TARGET_PROPERTY_TYPE_MISMATCH,
 201                     uiConstraint.getServicePropertyName(), uiConstraint.getValue().toString()));
 202         }
 203     }
 204
 205     private Either<Boolean, ResponseFormat> validateStaticValueAndOperator(Service parentComponent,
 206             String componentInstanceId, UIConstraint uiConstraint) {
 207         if (!(Objects.nonNull(uiConstraint) && uiConstraint.getValue() instanceof String)) {
 208             return Either.left(false);
 209         }
 210         Optional<ComponentInstanceProperty> componentInstanceProperty =
 211                 parentComponent.getComponentInstancesProperties().get(componentInstanceId).stream()
 212                                .filter(property -> uiConstraint.getServicePropertyName().equals(property.getName()))
 213                                .findFirst();
 214
 215         if (!componentInstanceProperty.isPresent()) {
 216             return Either.right(componentsUtils.getResponseFormat(ActionStatus.SELECTED_PROPERTY_NOT_PRESENT,
 217                     uiConstraint.getServicePropertyName()));
 218         }
 219         if (comparableConstraintsOperators.contains(uiConstraint.getConstraintOperator()) && !comparableTypes.contains(
 220                 componentInstanceProperty.get().getType())) {
 221             return Either.right(componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_OPERATOR_PROVIDED,
 222                     uiConstraint.getServicePropertyName(), uiConstraint.getConstraintOperator()));
 223         }
 224
 225         return isValidValueCheck(componentInstanceProperty.get().getType(), String.valueOf(uiConstraint.getValue()),
 226                 uiConstraint.getServicePropertyName());
 227     }
 228
 229     private Either<Boolean, ResponseFormat> isValidValueCheck(String type, String value, String propertyName) {
 230
 231         ToscaPropertyType toscaPropertyType = ToscaPropertyType.isValidType(type);
 232         if (Objects.isNull(toscaPropertyType)) {
 233             return Either.right(
 234                     componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_PROPERTY_TYPE, type, propertyName));
 235         }
 236         if (toscaPropertyType.getValidator().isValid(value, null)) {
 237             return Either.left(Boolean.TRUE);
 238         }
 239         return Either.right(
 240                 componentsUtils.getResponseFormat(ActionStatus.UNSUPPORTED_VALUE_PROVIDED, type, propertyName, value));
 241     }
 242
 243
 244 }
 245
 246