POLICY-SDK-APP/src/main/java/org/onap/policy/controller/CreateBRMSRawController.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP Policy Engine
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * Modifications Copyright (C) 2019 Bell Canada
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.onap.policy.controller;
  23
  24 import java.util.ArrayList;
  25 import java.util.Arrays;
  26 import java.util.Collection;
  27 import java.util.HashMap;
  28 import java.util.List;
  29 import java.util.Map;
  30
  31 import java.util.Objects;
  32 import javax.xml.bind.JAXBElement;
  33
  34 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionType;
  35 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionsType;
  36 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType;
  37 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
  38 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType;
  39 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType;
  40 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
  41 import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
  42 import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType;
  43 import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
  44
  45 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  46 import org.onap.policy.common.logging.flexlogger.Logger;
  47 import org.onap.policy.rest.adapter.PolicyRestAdapter;
  48 import org.onap.policy.rest.jpa.PolicyEntity;
  49
  50 public class CreateBRMSRawController {
  51
  52     private static final Logger logger = FlexLogger.getLogger(CreateBRMSRawController.class);
  53
  54     protected PolicyRestAdapter policyAdapter = null;
  55
  56     @SuppressWarnings("unchecked")
  57     public void prePopulateBRMSRawPolicyData(PolicyRestAdapter policyAdapter, PolicyEntity entity) {
  58
  59         if (policyAdapter.getPolicyData() instanceof PolicyType) {
  60             PolicyType policy = (PolicyType) policyAdapter.getPolicyData();
  61             policyAdapter.setOldPolicyFileName(policyAdapter.getPolicyName());
  62
  63             // Set PolicyAdapter name value
  64             setPolicyAdapterNameValue(policyAdapter);
  65
  66             // Set PolicyAdapter description.
  67             setPolicyAdapterDescription(policyAdapter, policy);
  68
  69             // Set PolicyAdapter attributes.
  70             setPolicyAdapterAttributes(policyAdapter, policy);
  71
  72             // Set PolicyAdapter configBodyData
  73             policyAdapter.setConfigBodyData(entity.getConfigurationData().getConfigBody());
  74
  75             // Get the target data under policy.
  76             TargetType target = policy.getTarget();
  77             if (target == null) {
  78                 return;
  79             }
  80             // Under target we have AnyOFType
  81             List<AnyOfType> anyOfList = target.getAnyOf();
  82             if (anyOfList == null) {
  83                 return;
  84             }
  85
  86             // Set PolicyAdapter riskType, riskLevel, guard, ttlDate from match attributes
  87             setPolicyAdapterMatchAttributes(policyAdapter, policy.getTarget().getAnyOf());
  88         }
  89     }
  90
  91     private void setPolicyAdapterMatchAttributes(PolicyRestAdapter policyAdapter, List<AnyOfType> anyOfList) {
  92         anyOfList.stream()
  93             //Extract nonNull list of AllOfType objs from each AnyOfType obj
  94             .map(AnyOfType::getAllOf).filter(Objects::nonNull)
  95             .forEach(allOfList ->
  96                 //Extract nonNull list of MatchType objs from each AllOFType obj
  97                 allOfList.stream().map(AllOfType::getMatch).filter(Objects::nonNull)
  98                     .flatMap(Collection::stream)
  99                     .forEach(match -> {
 100                         // Under the match we have attribute value and
 101                         // attributeDesignator. So,finally down to the actual attribute.
 102                         AttributeValueType attributeValue = match.getAttributeValue();
 103                         String value = (String) attributeValue.getContent().get(0);
 104                         AttributeDesignatorType designator = match.getAttributeDesignator();
 105                         String attributeId = designator.getAttributeId();
 106                         if ("RiskType".equals(attributeId)) {
 107                             policyAdapter.setRiskType(value);
 108                         } else if ("RiskLevel".equals(attributeId)) {
 109                             policyAdapter.setRiskLevel(value);
 110                         } else if ("guard".equals(attributeId)) {
 111                             policyAdapter.setGuard(value);
 112                         } else if ("TTLDate".equals(attributeId) && !value.contains("NA")) {
 113                             PolicyController controller = new PolicyController();
 114                             String newDate = controller.convertDate(value);
 115                             policyAdapter.setTtlDate(newDate);
 116                         }
 117                     }));
 118     }
 119
 120     private void setPolicyAdapterNameValue(final PolicyRestAdapter policyAdapter) {
 121         // policy name value is the policy name without any prefix and extensions.
 122         String policyNameValue = policyAdapter.getPolicyName()
 123             .substring(policyAdapter.getPolicyName().indexOf("BRMS_Raw_") + 9);
 124         if (logger.isDebugEnabled()) {
 125             logger.debug("Prepopulating form data for BRMS RAW Policy selected:" + policyAdapter.getPolicyName());
 126         }
 127         policyAdapter.setPolicyName(policyNameValue);
 128     }
 129
 130     private void setPolicyAdapterDescription(final PolicyRestAdapter policyAdapter, final PolicyType policy) {
 131         String description;
 132         try {
 133             description = policy.getDescription().substring(0, policy.getDescription().indexOf("@CreatedBy:"));
 134         } catch (Exception e) {
 135             logger.info("Not able to see the createdby in description. So, add generic description", e);
 136             description = policy.getDescription();
 137         }
 138         policyAdapter.setPolicyDescription(description);
 139     }
 140
 141     private void setPolicyAdapterAttributes(final PolicyRestAdapter policyAdapter, final PolicyType policy) {
 142         ArrayList<Object> attributeList = new ArrayList<>();
 143         AdviceExpressionsType expressionTypes = ((RuleType) policy
 144             .getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().get(0)).getAdviceExpressions();
 145         for (AdviceExpressionType adviceExpression : expressionTypes.getAdviceExpression()) {
 146             for (AttributeAssignmentExpressionType attributeAssignment : adviceExpression
 147                 .getAttributeAssignmentExpression()) {
 148                 if (attributeAssignment.getAttributeId().startsWith("key:")) {
 149                     Map<String, String> attribute = new HashMap<>();
 150                     String key = attributeAssignment.getAttributeId().replace("key:", "");
 151                     attribute.put("key", key);
 152                     JAXBElement<AttributeValueType> attributeValue = (JAXBElement<AttributeValueType>) attributeAssignment
 153                         .getExpression();
 154                     String value = (String) attributeValue.getValue().getContent().get(0);
 155                     attribute.put("value", value);
 156                     attributeList.add(attribute);
 157                 } else if (attributeAssignment.getAttributeId().startsWith("dependencies:")) {
 158                     ArrayList<String> dependencies = new ArrayList<>(Arrays
 159                         .asList(attributeAssignment.getAttributeId().replace("dependencies:", "").split(",")));
 160                     dependencies.remove("");
 161                     policyAdapter.setBrmsDependency(dependencies);
 162                 } else if (attributeAssignment.getAttributeId().startsWith("controller:")) {
 163                     policyAdapter
 164                         .setBrmsController(attributeAssignment.getAttributeId().replace("controller:", ""));
 165                 }
 166             }
 167             policyAdapter.setAttributes(attributeList);
 168         }
 169     }
 170 }