catalog-be/src/main/java/org/openecomp/sdc/be/components/impl/PolicyTypeBusinessLogic.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.impl;
  22
  23 import fj.data.Either;
  24 import org.apache.commons.lang.StringUtils;
  25 import org.openecomp.sdc.be.components.impl.exceptions.ByActionStatusComponentException;
  26 import org.openecomp.sdc.be.components.validation.UserValidations;
  27 import org.openecomp.sdc.be.config.ConfigurationManager;
  28 import org.openecomp.sdc.be.dao.api.ActionStatus;
  29 import org.openecomp.sdc.be.dao.jsongraph.JanusGraphDao;
  30 import org.openecomp.sdc.be.impl.ComponentsUtils;
  31 import org.openecomp.sdc.be.model.PolicyTypeDefinition;
  32 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  33 import org.openecomp.sdc.be.model.operations.impl.PolicyTypeOperation;
  34 import org.openecomp.sdc.common.log.wrappers.Logger;
  35 import org.openecomp.sdc.exception.ResponseFormat;
  36 import org.springframework.stereotype.Component;
  37 import org.springframework.transaction.annotation.Transactional;
  38
  39 import java.util.List;
  40 import java.util.Map;
  41 import java.util.Set;
  42
  43 import static java.util.Collections.emptySet;
  44
  45 @Component
  46 public class PolicyTypeBusinessLogic {
  47
  48     private static final Logger log = Logger.getLogger(PolicyTypeBusinessLogic.class);
  49     private PolicyTypeOperation policyTypeOperation;
  50     private JanusGraphDao janusGraphDao;
  51     private ComponentsUtils componentsUtils;
  52     private UserValidations userValidations;
  53
  54     public PolicyTypeBusinessLogic(PolicyTypeOperation policyTypeOperation, JanusGraphDao janusGraphDao, ComponentsUtils componentsUtils, UserValidations userValidations) {
  55         this.policyTypeOperation = policyTypeOperation;
  56         this.janusGraphDao = janusGraphDao;
  57         this.componentsUtils = componentsUtils;
  58         this.userValidations = userValidations;
  59     }
  60
  61     @Transactional
  62     public List<PolicyTypeDefinition> getAllPolicyTypes(String userId, String internalComponentType) {
  63         Set<String> excludedPolicyTypes = getExcludedPolicyTypes(internalComponentType);
  64         userValidations.validateUserExists(userId);
  65         return getPolicyTypes(excludedPolicyTypes);
  66     }
  67
  68     public PolicyTypeDefinition getLatestPolicyTypeByType(String policyTypeName) {
  69         return policyTypeOperation.getLatestPolicyTypeByType(policyTypeName)
  70                        .left()
  71                        .on(e -> failOnPolicyType(e, policyTypeName));
  72     }
  73
  74     public Set<String> getExcludedPolicyTypes(String internalComponentType) {
  75         if (StringUtils.isEmpty(internalComponentType)) {
  76             return emptySet();
  77         }
  78         Map<String, Set<String>> excludedPolicyTypesMapping = ConfigurationManager.getConfigurationManager().getConfiguration().getExcludedPolicyTypesMapping();
  79         Set<String> excludedTypes = excludedPolicyTypesMapping.get(internalComponentType);
  80         return excludedTypes == null ? emptySet() : excludedTypes;
  81     }
  82
  83     private List<PolicyTypeDefinition> getPolicyTypes(Set<String> excludedTypes) {
  84         return policyTypeOperation.getAllPolicyTypes(excludedTypes);
  85     }
  86
  87     private Either<List<PolicyTypeDefinition>, ResponseFormat> convertToResponseFormatOrNotFoundErrorToEmptyList(StorageOperationStatus err) {
  88         log.debug("error when trying to fetch policy types: {}", err);
  89         return componentsUtils.convertToResponseFormatOrNotFoundErrorToEmptyList(err);
  90     }
  91
  92     private PolicyTypeDefinition failOnPolicyType(StorageOperationStatus status, String policyType) {
  93         janusGraphDao.rollback();
  94         if (status == StorageOperationStatus.INVALID_ID) {
  95             throw new ByActionStatusComponentException(ActionStatus.POLICY_TYPE_IS_INVALID, policyType);
  96         } else {
  97             throw new ByActionStatusComponentException(ActionStatus.GENERAL_ERROR);
  98         }
  99     }
 100 }