ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/DecisionPolicy.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP-PAP-REST
   4  * ================================================================================
   5  * Copyright (C) 2017 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.onap.policy.pap.xacml.rest.components;
  22
  23 import java.io.ByteArrayInputStream;
  24 import java.io.File;
  25 import java.io.IOException;
  26 import java.net.URI;
  27 import java.net.URISyntaxException;
  28 import java.nio.charset.StandardCharsets;
  29 import java.nio.file.Files;
  30 import java.nio.file.Path;
  31 import java.nio.file.Paths;
  32 import java.util.ArrayList;
  33 import java.util.Arrays;
  34 import java.util.HashMap;
  35 import java.util.LinkedList;
  36 import java.util.List;
  37 import java.util.Map;
  38 import java.util.UUID;
  39
  40 import javax.persistence.EntityManager;
  41 import javax.persistence.Query;
  42
  43 import org.onap.policy.common.logging.eelf.MessageCodes;
  44 import org.onap.policy.common.logging.eelf.PolicyLogger;
  45 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  46 import org.onap.policy.common.logging.flexlogger.Logger;
  47 import org.onap.policy.controlloop.policy.builder.BuilderException;
  48 import org.onap.policy.controlloop.policy.builder.Results;
  49 import org.onap.policy.controlloop.policy.guard.Constraint;
  50 import org.onap.policy.controlloop.policy.guard.ControlLoopGuard;
  51 import org.onap.policy.controlloop.policy.guard.Guard;
  52 import org.onap.policy.controlloop.policy.guard.GuardPolicy;
  53 import org.onap.policy.controlloop.policy.guard.MatchParameters;
  54 import org.onap.policy.controlloop.policy.guard.builder.ControlLoopGuardBuilder;
  55 import org.onap.policy.pap.xacml.rest.XACMLPapServlet;
  56 import org.onap.policy.pap.xacml.rest.util.JPAUtils;
  57 import org.onap.policy.rest.adapter.PolicyRestAdapter;
  58 import org.onap.policy.rest.jpa.Datatype;
  59 import org.onap.policy.rest.jpa.DecisionSettings;
  60 import org.onap.policy.rest.jpa.FunctionDefinition;
  61 import org.onap.policy.utils.PolicyUtils;
  62 import org.onap.policy.xacml.api.XACMLErrorConstants;
  63 import org.onap.policy.xacml.std.pip.engines.aaf.AAFEngine;
  64 import org.onap.policy.xacml.util.XACMLPolicyScanner;
  65
  66 import com.att.research.xacml.api.pap.PAPException;
  67 import com.att.research.xacml.std.IdentifierImpl;
  68
  69 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionType;
  70 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionsType;
  71 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType;
  72 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
  73 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ApplyType;
  74 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType;
  75 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType;
  76 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
  77 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ConditionType;
  78 import oasis.names.tc.xacml._3_0.core.schema.wd_17.EffectType;
  79 import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
  80 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObjectFactory;
  81 import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
  82 import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType;
  83 import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
  84 import oasis.names.tc.xacml._3_0.core.schema.wd_17.VariableDefinitionType;
  85 import oasis.names.tc.xacml._3_0.core.schema.wd_17.VariableReferenceType;
  86
  87 public class DecisionPolicy extends Policy {
  88
  89         private static final Logger LOGGER      = FlexLogger.getLogger(DecisionPolicy.class);
  90
  91         public static final String FUNCTION_NOT = "urn:oasis:names:tc:xacml:1.0:function:not";
  92         private static final String AAFPROVIDER = "AAF";
  93         public static final String GUARD_YAML = "GUARD_YAML";
  94     public static final String GUARD_BL_YAML = "GUARD_BL_YAML";
  95     public static final String RAINY_DAY = "Rainy_Day";
  96     private static final String XACML_GUARD_TEMPLATE = "Decision_GuardPolicyTemplate.xml";
  97     private static final String XACML_BLGUARD_TEMPLATE = "Decision_GuardBLPolicyTemplate.xml";
  98
  99         private static final String ONAPNAME = "ONAPName";
 100         private static final String POLICY_NAME = "PolicyName";
 101         private static final String DESCRIPTION = "description";
 102
 103
 104         List<String> dynamicLabelRuleAlgorithms = new LinkedList<>();
 105         List<String> dynamicFieldComboRuleAlgorithms = new LinkedList<>();
 106         List<String> dynamicFieldOneRuleAlgorithms = new LinkedList<>();
 107         List<String> dynamicFieldTwoRuleAlgorithms = new LinkedList<>();
 108         List<String> dataTypeList = new LinkedList<>();
 109
 110         protected Map<String, String> dropDownMap = new HashMap<>();
 111
 112
 113         public DecisionPolicy() {
 114                 super();
 115         }
 116
 117         public DecisionPolicy(PolicyRestAdapter policyAdapter){
 118                 this.policyAdapter = policyAdapter;
 119         }
 120
 121         @Override
 122         public Map<String, String> savePolicies() throws PAPException {
 123
 124                 Map<String, String> successMap = new HashMap<>();
 125                 if(isPolicyExists()){
 126                         successMap.put("EXISTS", "This Policy already exist on the PAP");
 127                         return successMap;
 128                 }
 129
 130                 if(!isPreparedToSave()){
 131                         //Prep and configure the policy for saving
 132                         prepareToSave();
 133                 }
 134
 135                 // Until here we prepared the data and here calling the method to create xml.
 136                 Path newPolicyPath = null;
 137                 newPolicyPath = Paths.get(policyAdapter.getNewFileName());
 138
 139                 successMap = createPolicy(newPolicyPath,getCorrectPolicyDataObject());
 140                 return successMap;
 141         }
 142
 143         //This is the method for preparing the policy for saving.  We have broken it out
 144         //separately because the fully configured policy is used for multiple things
 145         @Override
 146         public boolean prepareToSave() throws PAPException{
 147
 148                 if(isPreparedToSave()){
 149                         //we have already done this
 150                         return true;
 151                 }
 152
 153                 int version = 0;
 154                 String policyID = policyAdapter.getPolicyID();
 155                 version = policyAdapter.getHighestVersion();
 156
 157                 // Create the Instance for pojo, PolicyType object is used in marshalling.
 158                 if ("Decision".equals(policyAdapter.getPolicyType())) {
 159                         PolicyType policyConfig = new PolicyType();
 160
 161                         policyConfig.setVersion(Integer.toString(version));
 162                         policyConfig.setPolicyId(policyID);
 163                         policyConfig.setTarget(new TargetType());
 164                         policyAdapter.setData(policyConfig);
 165                 }
 166                 policyName = policyAdapter.getNewFileName();
 167
 168                 if(policyAdapter.getRuleProvider().equals(GUARD_YAML) || policyAdapter.getRuleProvider().equals(GUARD_BL_YAML)){
 169                         Map<String, String> yamlParams = new HashMap<>();
 170                         yamlParams.put(DESCRIPTION, (policyAdapter.getPolicyDescription()!=null)? policyAdapter.getPolicyDescription(): "YAML Guard Policy");
 171                         String fileName = policyAdapter.getNewFileName();
 172                         String name = fileName.substring(fileName.lastIndexOf('\\') + 1, fileName.length());
 173                         if ((name == null) || ("".equals(name))) {
 174                                 name = fileName.substring(fileName.lastIndexOf('/') + 1, fileName.length());
 175                         }
 176                         yamlParams.put(POLICY_NAME, name);
 177                         yamlParams.put(ONAPNAME, policyAdapter.getOnapName());
 178                         Map<String, String> params = policyAdapter.getDynamicFieldConfigAttributes();
 179                         yamlParams.putAll(params);
 180                         // Call YAML to XACML
 181             try {
 182                 PolicyType decisionPolicy = getGuardPolicy(yamlParams, policyAdapter.getRuleProvider());
 183                 decisionPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
 184                 decisionPolicy.setVersion(Integer.toString(version));
 185                 policyAdapter.setPolicyData(decisionPolicy);
 186                 policyAdapter.setData(decisionPolicy);
 187             } catch (BuilderException e) {
 188                 LOGGER.error(e);
 189                 throw new PAPException(e);
 190             }
 191                 }else if (policyAdapter.getData() != null) {
 192                         PolicyType decisionPolicy = (PolicyType)  policyAdapter.getData();
 193
 194                         decisionPolicy.setDescription(policyAdapter.getPolicyDescription());
 195
 196                         decisionPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
 197                         AllOfType allOfOne = new AllOfType();
 198                         String fileName = policyAdapter.getNewFileName();
 199                         String name = fileName.substring(fileName.lastIndexOf('\\') + 1, fileName.length());
 200                         if ((name == null) || ("".equals(name))) {
 201                                 name = fileName.substring(fileName.lastIndexOf('/') + 1, fileName.length());
 202                         }
 203                         allOfOne.getMatch().add(createMatch(POLICY_NAME, name));
 204
 205                         AllOfType allOf = new AllOfType();
 206
 207                         // Match for Onap
 208                         allOf.getMatch().add(createMatch(ONAPNAME, (policyAdapter.getOnapName())));
 209
 210                         Map<String, String> dynamicFieldComponentAttributes = policyAdapter.getDynamicFieldConfigAttributes();
 211                         if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 212                                 dynamicFieldComponentAttributes = new HashMap<>();
 213                         }
 214
 215                         // If there is any dynamic field attributes create the matches here
 216                         for (String keyField : dynamicFieldComponentAttributes.keySet()) {
 217                                 String key = keyField;
 218                                 String value = dynamicFieldComponentAttributes.get(key);
 219                                 MatchType dynamicMatch = createDynamicMatch(key, value);
 220                                 allOf.getMatch().add(dynamicMatch);
 221                         }
 222
 223                         AnyOfType anyOf = new AnyOfType();
 224                         anyOf.getAllOf().add(allOfOne);
 225                         anyOf.getAllOf().add(allOf);
 226
 227                         TargetType target = new TargetType();
 228                         target.getAnyOf().add(anyOf);
 229                         decisionPolicy.setTarget(target);
 230
 231                         Map<String, String> dynamicFieldDecisionSettings = policyAdapter.getDynamicSettingsMap();
 232                         if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 233                                 dynamicFieldDecisionSettings = new HashMap<>();
 234                         }
 235
 236                         // settings are dynamic so check how many rows are added and add all
 237                         for (String keyField : dynamicFieldDecisionSettings.keySet()) {
 238                                 String key = keyField;
 239                                 String value = dynamicFieldDecisionSettings.get(key);
 240                                 String dataType = getDataType(key);
 241                                 VariableDefinitionType dynamicVariable = createDynamicVariable(key, value, dataType);
 242                                 decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(dynamicVariable);
 243                         }
 244                         Map<String, String> dynamicFieldTreatmentAttributes = policyAdapter.getRainydayMap();
 245
 246                         if(policyAdapter.getRuleProvider().equals(RAINY_DAY)){
 247                                 for(String keyField : dynamicFieldTreatmentAttributes.keySet()) {
 248                                         String errorcode = keyField;
 249                                         String treatment = dynamicFieldTreatmentAttributes.get(errorcode);
 250                                         createRainydayRule(decisionPolicy, errorcode, treatment, true);
 251                                 }
 252                         } else {
 253                                 createRule(decisionPolicy, true);
 254                                 createRule(decisionPolicy, false);
 255                         }
 256
 257                 }
 258                 setPreparedToSave(true);
 259                 return true;
 260         }
 261
 262         public PolicyType getGuardPolicy(Map<String, String> yamlParams, String ruleProvider) throws BuilderException{
 263                 try {
 264                         ControlLoopGuardBuilder builder = ControlLoopGuardBuilder.Factory.buildControlLoopGuard(new Guard());
 265                         MatchParameters matchParameters = new MatchParameters(yamlParams.get("actor"), yamlParams.get("recipe"));
 266                         matchParameters.setControlLoopName(yamlParams.get("clname"));
 267                         if(yamlParams.containsKey("targets")){
 268                                 String targetString = yamlParams.get("targets");
 269                                 List<String> targets = null;
 270                                 if(targetString!=null && !targetString.isEmpty()){
 271                                         if (targetString.contains(",")){
 272                                                 targets = Arrays.asList(targetString.split(","));
 273                                         }
 274                                         else{
 275                                                 targets = new ArrayList<>();
 276                                                 targets.add(targetString);
 277                                         }
 278                                 }
 279                                 matchParameters.setTargets(targets);
 280                         }
 281                         GuardPolicy policy1 = new GuardPolicy((policyAdapter.getUuid()!=null? policyAdapter.getUuid(): UUID.randomUUID().toString()) ,yamlParams.get(POLICY_NAME), yamlParams.get(DESCRIPTION), matchParameters);
 282                         builder = builder.addGuardPolicy(policy1);
 283             Map<String, String> activeTimeRange = new HashMap<>();
 284             activeTimeRange.put("start", yamlParams.get("guardActiveStart"));
 285             activeTimeRange.put("end", yamlParams.get("guardActiveEnd"));
 286                         String blackListString = yamlParams.get("blackList");
 287                         List<String> blackList = null;
 288                         if(blackListString!=null){
 289                                 if (blackListString.contains(",")){
 290                                         blackList = Arrays.asList(blackListString.split(","));
 291                                 }
 292                                 else{
 293                                         blackList = new ArrayList<>();
 294                                         blackList.add(blackListString);
 295                                 }
 296                         }
 297                         File templateFile;
 298                         Path xacmlTemplatePath;
 299                         ClassLoader classLoader = getClass().getClassLoader();
 300                         Constraint cons = new Constraint();
 301                         switch (ruleProvider){
 302                         case GUARD_BL_YAML:
 303                                 templateFile = new File(classLoader.getResource(XACML_BLGUARD_TEMPLATE).getFile());
 304                                 xacmlTemplatePath = templateFile.toPath();
 305                 cons.setActive_time_range(activeTimeRange);
 306                 cons.setBlacklist(blackList);
 307                                 break;
 308                         default:
 309                                 templateFile = new File(classLoader.getResource(XACML_GUARD_TEMPLATE).getFile());
 310                                 xacmlTemplatePath = templateFile.toPath();
 311                                 Map<String,String> timeWindow = new HashMap<>();
 312                                 if(!PolicyUtils.isInteger(yamlParams.get("timeWindow"))){
 313                                         throw new BuilderException("time window is not in Integer format.");
 314                                 }
 315                                 String timeUnits = yamlParams.get("timeUnits");
 316                                 if(timeUnits==null || !(timeUnits.equalsIgnoreCase("minute") || timeUnits.equalsIgnoreCase("hour") || timeUnits.equalsIgnoreCase("day")
 317                                                 || timeUnits.equalsIgnoreCase("week") || timeUnits.equalsIgnoreCase("month")||timeUnits.equalsIgnoreCase("year"))){
 318                                         throw new BuilderException("time Units is not in proper format.");
 319                                 }
 320                                 timeWindow.put("value", yamlParams.get("timeWindow"));
 321                                 timeWindow.put("units", yamlParams.get("timeUnits"));
 322                                 cons = new Constraint(Integer.parseInt(yamlParams.get("limit")),timeWindow,activeTimeRange);
 323                                 break;
 324                         }
 325                         builder = builder.addLimitConstraint(policy1.getId(), cons);
 326                         // Build the specification
 327                         Results results = builder.buildSpecification();
 328                         // YAML TO XACML
 329                         ControlLoopGuard yamlGuardObject = SafePolicyBuilder.loadYamlGuard(results.getSpecification());
 330                 String xacmlTemplateContent;
 331                 try {
 332                                 xacmlTemplateContent = new String(Files.readAllBytes(xacmlTemplatePath));
 333                                 HashMap<String, String> yamlSpecs = new HashMap<>();
 334                                 yamlSpecs.put(POLICY_NAME, yamlParams.get(POLICY_NAME));
 335                                 yamlSpecs.put(DESCRIPTION, yamlParams.get(DESCRIPTION));
 336                                 yamlSpecs.put(ONAPNAME, yamlParams.get(ONAPNAME));
 337                                 yamlSpecs.put("actor", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getActor());
 338                                 yamlSpecs.put("recipe", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getRecipe());
 339                                 yamlSpecs.put("clname", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getControlLoopName());
 340                                 if(yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getFreq_limit_per_target()!=null){
 341                                         yamlSpecs.put("limit", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getFreq_limit_per_target().toString());
 342                                 }
 343                                 if(yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window()!=null){
 344                                         yamlSpecs.put("twValue", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window().get("value"));
 345                                         yamlSpecs.put("twUnits", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window().get("units"));
 346                                 }
 347                                 yamlSpecs.put("guardActiveStart", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getActive_time_range().get("start"));
 348                                 yamlSpecs.put("guardActiveEnd", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getActive_time_range().get("end"));
 349                         String xacmlPolicyContent = SafePolicyBuilder.generateXacmlGuard(xacmlTemplateContent,yamlSpecs, yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getBlacklist(), yamlGuardObject.getGuards().getFirst().getMatch_parameters().getTargets());
 350                        // Convert the  Policy into Stream input to Policy Adapter.
 351                         Object policy = XACMLPolicyScanner.readPolicy(new ByteArrayInputStream(xacmlPolicyContent.getBytes(StandardCharsets.UTF_8)));
 352                                 return (PolicyType) policy;
 353                         } catch (IOException e) {
 354                                 LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Error while creating the policy " + e.getMessage() , e);
 355                         }
 356                 } catch (BuilderException e) {
 357                         LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Error while creating the policy " + e.getMessage() ,e);
 358                         throw e;
 359                 }
 360                 return null;
 361         }
 362
 363         private DecisionSettings findDecisionSettingsBySettingId(String settingId) {
 364                 DecisionSettings decisionSetting = null;
 365
 366                 EntityManager em = XACMLPapServlet.getEmf().createEntityManager();
 367                 Query getDecisionSettings = em.createNamedQuery("DecisionSettings.findAll");
 368                 List<?> decisionSettingsList = getDecisionSettings.getResultList();
 369
 370                 for (Object id : decisionSettingsList) {
 371                         decisionSetting = (DecisionSettings) id;
 372                         if (decisionSetting.getXacmlId().equals(settingId)) {
 373                                 break;
 374                         }
 375                 }
 376                 return decisionSetting;
 377         }
 378
 379         private void createRule(PolicyType decisionPolicy, boolean permitRule) {
 380                 RuleType rule = new RuleType();
 381
 382                 rule.setRuleId(policyAdapter.getRuleID());
 383
 384                 if (permitRule) {
 385                         rule.setEffect(EffectType.PERMIT);
 386                 } else {
 387                         rule.setEffect(EffectType.DENY);
 388                 }
 389                 rule.setTarget(new TargetType());
 390
 391                 // Create Target in Rule
 392                 AllOfType allOfInRule = new AllOfType();
 393
 394                 // Creating match for ACCESS in rule target
 395                 MatchType accessMatch = new MatchType();
 396                 AttributeValueType accessAttributeValue = new AttributeValueType();
 397                 accessAttributeValue.setDataType(STRING_DATATYPE);
 398                 accessAttributeValue.getContent().add("DECIDE");
 399                 accessMatch.setAttributeValue(accessAttributeValue);
 400                 AttributeDesignatorType accessAttributeDesignator = new AttributeDesignatorType();
 401                 URI accessURI = null;
 402                 try {
 403                         accessURI = new URI(ACTION_ID);
 404                 } catch (URISyntaxException e) {
 405                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "DecisionPolicy", "Exception creating ACCESS URI");
 406                 }
 407                 accessAttributeDesignator.setCategory(CATEGORY_ACTION);
 408                 accessAttributeDesignator.setDataType(STRING_DATATYPE);
 409                 accessAttributeDesignator.setAttributeId(new IdentifierImpl(accessURI).stringValue());
 410                 accessMatch.setAttributeDesignator(accessAttributeDesignator);
 411                 accessMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
 412
 413                 dynamicLabelRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmLabels();
 414                 dynamicFieldComboRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmCombo();
 415                 dynamicFieldOneRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField1();
 416                 dynamicFieldTwoRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField2();
 417                 dropDownMap = createDropDownMap();
 418
 419                 if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 420                         // Values for AAF Provider are here for XML Creation.
 421                         ConditionType condition = new ConditionType();
 422                         ApplyType decisionApply = new ApplyType();
 423                         String selectedFunction = "boolean-equal";
 424
 425                         AttributeValueType value1 = new AttributeValueType();
 426                         value1.setDataType(BOOLEAN_DATATYPE);
 427                         value1.getContent().add("true");
 428
 429                         AttributeDesignatorType value2 = new AttributeDesignatorType();
 430                         value2.setAttributeId(AAFEngine.AAF_RESULT);
 431                         value2.setCategory(CATEGORY_RESOURCE);
 432                         value2.setDataType(BOOLEAN_DATATYPE);
 433                         value2.setMustBePresent(false);
 434
 435                         ApplyType innerDecisionApply = new ApplyType();
 436                         innerDecisionApply.setFunctionId(FUNCTION_BOOLEAN_ONE_AND_ONLY);
 437                         innerDecisionApply.getExpression().add(new ObjectFactory().createAttributeDesignator(value2));
 438
 439                         decisionApply.setFunctionId(dropDownMap.get(selectedFunction));
 440                         decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(value1));
 441                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply));
 442                         condition.setExpression(new ObjectFactory().createApply(decisionApply));
 443                         if (!permitRule) {
 444                                 ApplyType notOuterApply = new ApplyType();
 445                                 notOuterApply.setFunctionId(FUNCTION_NOT);
 446                                 notOuterApply.getExpression().add(condition.getExpression());
 447                                 condition.setExpression(new ObjectFactory().createApply(notOuterApply));
 448                         }
 449                         rule.setCondition(condition);
 450                         allOfInRule.getMatch().add(accessMatch);
 451
 452                         AnyOfType anyOfInRule = new AnyOfType();
 453                         anyOfInRule.getAllOf().add(allOfInRule);
 454
 455                         TargetType targetInRule = new TargetType();
 456                         targetInRule.getAnyOf().add(anyOfInRule);
 457
 458                         rule.setTarget(targetInRule);
 459                         if(!permitRule){
 460                                 AdviceExpressionsType adviceExpressions = new AdviceExpressionsType();
 461                                 AdviceExpressionType adviceExpression = new AdviceExpressionType();
 462                                 adviceExpression.setAdviceId(AAFPROVIDER);
 463                                 adviceExpression.setAppliesTo(EffectType.DENY);
 464                                 AttributeAssignmentExpressionType assignment = new AttributeAssignmentExpressionType();
 465                                 assignment.setAttributeId("aaf.response");
 466                                 assignment.setCategory(CATEGORY_RESOURCE);
 467                                 AttributeDesignatorType value = new AttributeDesignatorType();
 468                                 value.setAttributeId(AAFEngine.AAF_RESPONSE);
 469                                 value.setCategory(CATEGORY_RESOURCE);
 470                                 value.setDataType(STRING_DATATYPE);
 471                                 value.setMustBePresent(false);
 472                                 assignment.setExpression(new ObjectFactory().createAttributeDesignator(value));
 473                                 adviceExpression.getAttributeAssignmentExpression().add(assignment);
 474                                 adviceExpressions.getAdviceExpression().add(adviceExpression);
 475                                 rule.setAdviceExpressions(adviceExpressions);
 476                         }
 477                         decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 478                         policyAdapter.setPolicyData(decisionPolicy);
 479
 480                 }else if (dynamicLabelRuleAlgorithms != null && !dynamicLabelRuleAlgorithms.isEmpty()) {
 481                         boolean isCompound = false;
 482                         ConditionType condition = new ConditionType();
 483                         int index = dynamicFieldOneRuleAlgorithms.size() - 1;
 484
 485                         for (String labelAttr : dynamicLabelRuleAlgorithms) {
 486                                 // if the rule algorithm as a label means it is a compound
 487                                 if (dynamicFieldOneRuleAlgorithms.get(index).equals(labelAttr)) {
 488                                         ApplyType decisionApply = new ApplyType();
 489
 490                                         String selectedFunction = dynamicFieldComboRuleAlgorithms.get(index);
 491                                         String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 492                                         String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 493                                         decisionApply.setFunctionId(dropDownMap.get(selectedFunction));
 494                                         decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value1)));
 495                                         decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value2)));
 496                                         condition.setExpression(new ObjectFactory().createApply(decisionApply));
 497                                         isCompound = true;
 498                                 }
 499
 500                                 // if rule algorithm not a compound
 501                                 if (!isCompound) {
 502                                         condition.setExpression(new ObjectFactory().createApply(getInnerDecisionApply(dynamicLabelRuleAlgorithms.get(index))));
 503                                 }
 504                         }
 505                         if (!permitRule) {
 506                                 ApplyType notOuterApply = new ApplyType();
 507                                 notOuterApply.setFunctionId(FUNCTION_NOT);
 508                                 notOuterApply.getExpression().add(condition.getExpression());
 509                                 condition.setExpression(new ObjectFactory().createApply(notOuterApply));
 510                         }
 511                         rule.setCondition(condition);
 512                         allOfInRule.getMatch().add(accessMatch);
 513
 514                         AnyOfType anyOfInRule = new AnyOfType();
 515                         anyOfInRule.getAllOf().add(allOfInRule);
 516
 517                         TargetType targetInRule = new TargetType();
 518                         targetInRule.getAnyOf().add(anyOfInRule);
 519
 520                         rule.setTarget(targetInRule);
 521
 522                         decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 523                         policyAdapter.setPolicyData(decisionPolicy);
 524
 525                 } else {
 526                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + "Unsupported data object."+ policyAdapter.getData().getClass().getCanonicalName());
 527                 }
 528
 529         }
 530
 531         private void createRainydayRule(PolicyType decisionPolicy, String errorcode, String treatment, boolean permitRule) {
 532                 RuleType rule = new RuleType();
 533
 534                 rule.setRuleId(UUID.randomUUID().toString());
 535
 536                 if (permitRule) {
 537                         rule.setEffect(EffectType.PERMIT);
 538                 } else {
 539                         rule.setEffect(EffectType.DENY);
 540                 }
 541                 rule.setTarget(new TargetType());
 542
 543                 // Create Target in Rule
 544                 AllOfType allOfInRule = new AllOfType();
 545
 546                 // Creating match for DECIDE in rule target
 547                 MatchType accessMatch = new MatchType();
 548                 AttributeValueType accessAttributeValue = new AttributeValueType();
 549                 accessAttributeValue.setDataType(STRING_DATATYPE);
 550                 accessAttributeValue.getContent().add("DECIDE");
 551                 accessMatch.setAttributeValue(accessAttributeValue);
 552                 AttributeDesignatorType accessAttributeDesignator = new AttributeDesignatorType();
 553                 URI accessURI = null;
 554                 try {
 555                         accessURI = new URI(ACTION_ID);
 556                 } catch (URISyntaxException e) {
 557                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "DecisionPolicy", "Exception creating ACCESS URI");
 558                 }
 559                 accessAttributeDesignator.setCategory(CATEGORY_ACTION);
 560                 accessAttributeDesignator.setDataType(STRING_DATATYPE);
 561                 accessAttributeDesignator.setAttributeId(new IdentifierImpl(accessURI).stringValue());
 562                 accessMatch.setAttributeDesignator(accessAttributeDesignator);
 563                 accessMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
 564
 565                 allOfInRule.getMatch().add(accessMatch);
 566
 567                 // Creating match for ErrorCode in rule target
 568                 MatchType errorcodeMatch = new MatchType();
 569                 AttributeValueType errorcodeAttributeValue = new AttributeValueType();
 570                 errorcodeAttributeValue.setDataType(STRING_DATATYPE);
 571                 errorcodeAttributeValue.getContent().add(errorcode);
 572                 errorcodeMatch.setAttributeValue(errorcodeAttributeValue);
 573                 AttributeDesignatorType errorcodeAttributeDesignator = new AttributeDesignatorType();
 574                 errorcodeAttributeDesignator.setCategory(CATEGORY_RESOURCE);
 575                 errorcodeAttributeDesignator.setDataType(STRING_DATATYPE);
 576                 errorcodeAttributeDesignator.setAttributeId("ErrorCode");
 577                 errorcodeMatch.setAttributeDesignator(errorcodeAttributeDesignator);
 578                 errorcodeMatch.setMatchId(FUNCTION_STRING_REGEXP_MATCH);
 579
 580                 allOfInRule.getMatch().add(errorcodeMatch);
 581
 582                 AnyOfType anyOfInRule = new AnyOfType();
 583                 anyOfInRule.getAllOf().add(allOfInRule);
 584
 585                 TargetType targetInRule = new TargetType();
 586                 targetInRule.getAnyOf().add(anyOfInRule);
 587
 588                 rule.setTarget(targetInRule);
 589
 590                 AdviceExpressionsType adviceExpressions = new AdviceExpressionsType();
 591                 AdviceExpressionType adviceExpression = new AdviceExpressionType();
 592                 adviceExpression.setAdviceId(RAINY_DAY);
 593                 adviceExpression.setAppliesTo(EffectType.PERMIT);
 594
 595                 AttributeAssignmentExpressionType assignment = new AttributeAssignmentExpressionType();
 596                 assignment.setAttributeId("treatment");
 597                 assignment.setCategory(CATEGORY_RESOURCE);
 598
 599                 AttributeValueType treatmentAttributeValue = new AttributeValueType();
 600                 treatmentAttributeValue.setDataType(STRING_DATATYPE);
 601                 treatmentAttributeValue.getContent().add(treatment);
 602                 assignment.setExpression(new ObjectFactory().createAttributeValue(treatmentAttributeValue));
 603
 604                 adviceExpression.getAttributeAssignmentExpression().add(assignment);
 605                 adviceExpressions.getAdviceExpression().add(adviceExpression);
 606                 rule.setAdviceExpressions(adviceExpressions);
 607                 decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 608                 policyAdapter.setPolicyData(decisionPolicy);
 609
 610         }
 611
 612         // if compound setting the inner apply here
 613         protected ApplyType getInnerDecisionApply(String value1Label) {
 614                 ApplyType decisionApply = new ApplyType();
 615                 int index = 0;
 616                 // check the index for the label.
 617                 for (String labelAttr : dynamicLabelRuleAlgorithms) {
 618                         if (labelAttr.equals(value1Label)) {
 619                                 String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 620                                 populateDataTypeList(value1);
 621
 622                                 // check if the row contains label again
 623                                 for (String labelValue : dynamicLabelRuleAlgorithms) {
 624                                         if (labelValue.equals(value1)) {
 625                                                 return getCompoundDecisionApply(index);
 626                                         }
 627                                 }
 628
 629                                 // Getting the values from the form.
 630                                 String functionKey = dynamicFieldComboRuleAlgorithms.get(index);
 631                                 String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 632                                 decisionApply.setFunctionId(dropDownMap.get(functionKey));
 633                                 // if two text field are rule attributes.
 634                                 if ((value1.contains(RULE_VARIABLE)) && (value2.contains(RULE_VARIABLE))) {
 635                                         ApplyType innerDecisionApply1 = new ApplyType();
 636                                         ApplyType       innerDecisionApply2      = new  ApplyType();
 637                                         AttributeDesignatorType  attributeDesignator1     = new AttributeDesignatorType();
 638                                         AttributeDesignatorType  attributeDesignator2     = new AttributeDesignatorType();
 639                                         //If selected function is Integer function set integer functionID
 640                                         if(functionKey.toLowerCase().contains("integer")){
 641                                                 innerDecisionApply1.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY );
 642                                                 innerDecisionApply2.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
 643                                                 attributeDesignator1.setDataType(INTEGER_DATATYPE);
 644                                                 attributeDesignator2.setDataType(INTEGER_DATATYPE);
 645                                         } else{
 646                                                 //If selected function is not a Integer function set String functionID
 647                                                 innerDecisionApply1.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 648                                                 innerDecisionApply2.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 649                                                 attributeDesignator1.setDataType(STRING_DATATYPE);
 650                                                 attributeDesignator2.setDataType(STRING_DATATYPE);
 651                                         }
 652                                         attributeDesignator1.setCategory(CATEGORY_RESOURCE);
 653                                         attributeDesignator2.setCategory(CATEGORY_RESOURCE);
 654                                         //Here set actual field values
 655                                         attributeDesignator1.setAttributeId(value1.  contains("resource:")?value1.substring( 9):value1.substring(8));
 656                                         attributeDesignator2.setAttributeId(value1.  contains("resource:")?value1.substring( 9):value1.substring(8));
 657                                         innerDecisionApply1.getExpression().add(new ObjectFactory().createAttributeDesignator( attributeDesignator1));
 658                                         innerDecisionApply2.getExpression().add(new ObjectFactory().createAttributeDesignator( attributeDesignator2));
 659                                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply1));
 660                                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply2));
 661                                 } else {
 662                                         // if either of one text field is rule attribute.
 663                                         if (!value1.startsWith("S_")) {
 664                                                 ApplyType innerDecisionApply = new ApplyType();
 665                                                 AttributeDesignatorType attributeDesignator = new AttributeDesignatorType();
 666                                                 AttributeValueType decisionConditionAttributeValue = new AttributeValueType();
 667
 668                                                 if (functionKey.toLowerCase().contains("integer")) {
 669                                                         innerDecisionApply.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
 670                                                         decisionConditionAttributeValue.setDataType(INTEGER_DATATYPE);
 671                                                         attributeDesignator.setDataType(INTEGER_DATATYPE);
 672                                                 } else {
 673                                                         innerDecisionApply.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 674                                                         decisionConditionAttributeValue.setDataType(STRING_DATATYPE);
 675                                                         attributeDesignator.setDataType(STRING_DATATYPE);
 676                                                 }
 677
 678                                                 String attributeId = null;
 679                                                 String attributeValue = null;
 680
 681                                                 // Find which textField has rule attribute and set it as
 682                                                 // attributeId and the other as attributeValue.
 683                                                 attributeId = value1;
 684                                                 attributeValue = value2;
 685
 686                                                 if (attributeId != null) {
 687                                                         attributeDesignator.setCategory(CATEGORY_RESOURCE);
 688                                                         attributeDesignator.setAttributeId(attributeId);
 689                                                 }
 690                                                 decisionConditionAttributeValue.getContent().add(attributeValue);
 691                                                 innerDecisionApply.getExpression().add(new ObjectFactory().createAttributeDesignator(attributeDesignator));
 692                                                 decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(decisionConditionAttributeValue));
 693                                                 decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply));
 694                                         } else {
 695                                                 value1 = value1.substring(2, value1.length());
 696                                                 VariableReferenceType variableReferenceType = new VariableReferenceType();
 697                                                 variableReferenceType.setVariableId(value1);
 698
 699                                                 String dataType = dataTypeList.get(index);
 700
 701                                                 AttributeValueType decisionConditionAttributeValue = new AttributeValueType();
 702                                                 decisionConditionAttributeValue.setDataType(dataType);
 703                                                 decisionConditionAttributeValue.getContent().add(value2);
 704                                                 decisionApply.getExpression().add(new ObjectFactory().createVariableReference(variableReferenceType));
 705                                                 decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(decisionConditionAttributeValue));
 706                                         }
 707                                 }
 708                         }
 709                         index++;
 710                 }
 711                 return decisionApply;
 712         }
 713
 714         // if the rule algorithm is multiple compound one setting the apply
 715         protected ApplyType getCompoundDecisionApply(int index) {
 716                 ApplyType decisionApply = new ApplyType();
 717                 String selectedFunction = dynamicFieldComboRuleAlgorithms.get(index);
 718                 String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 719                 String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 720                 decisionApply.setFunctionId(dropDownMap.get(selectedFunction));
 721                 decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value1)));
 722                 decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value2)));
 723                 return decisionApply;
 724         }
 725
 726         private VariableDefinitionType createDynamicVariable(String key, String value, String dataType) {
 727                 VariableDefinitionType dynamicVariable = new VariableDefinitionType();
 728                 AttributeValueType dynamicAttributeValue = new AttributeValueType();
 729
 730                 dynamicAttributeValue.setDataType(dataType);
 731                 dynamicAttributeValue.getContent().add(value);
 732
 733                 dynamicVariable.setVariableId(key);
 734                 dynamicVariable.setExpression(new ObjectFactory().createAttributeValue(dynamicAttributeValue));
 735
 736                 return dynamicVariable;
 737
 738         }
 739
 740         private void populateDataTypeList(String value1) {
 741                 String dataType = null;
 742                 if(value1.contains("S_")) {
 743                         value1 = value1.substring(2, value1.length());
 744                         DecisionSettings decisionSettings = findDecisionSettingsBySettingId(value1.substring(2, value1.length()));
 745                         if (decisionSettings != null && "string".equals(decisionSettings.getDatatypeBean().getShortName())) {
 746                                 dataType = STRING_DATATYPE;
 747                         } else if (decisionSettings != null && "boolean".equals(decisionSettings.getDatatypeBean().getShortName())) {
 748                                 dataType = BOOLEAN_DATATYPE;
 749                         } else {
 750                                 dataType = INTEGER_DATATYPE;
 751                         }
 752                 } else {
 753                         dataType = "OTHER";
 754                 }
 755
 756                 dataTypeList.add(dataType);
 757         }
 758
 759         private Map<String,String> createDropDownMap(){
 760                 JPAUtils jpaUtils = null;
 761                 try {
 762                         jpaUtils = JPAUtils.getJPAUtilsInstance(XACMLPapServlet.getEmf());
 763                 } catch (Exception e) {
 764                         LOGGER.error("Exception Occured"+e);
 765                 }
 766                 Map<String, String> dropDownOptions = new HashMap<>();
 767                 if(jpaUtils!=null){
 768                         Map<Datatype, List<FunctionDefinition>> functionMap = jpaUtils.getFunctionDatatypeMap();
 769                         for (Map.Entry<Datatype,List<FunctionDefinition>> map: functionMap.entrySet()) {
 770                                 for (FunctionDefinition functionDef : map.getValue()) {
 771                                         dropDownOptions.put(functionDef.getShortname(),functionDef.getXacmlid());
 772                                 }
 773                         }
 774                 }
 775                 return dropDownOptions;
 776         }
 777
 778         private String getDataType(String key) {
 779
 780                 DecisionSettings decisionSettings = findDecisionSettingsBySettingId(key);
 781                 String dataType = null;
 782
 783                 if (decisionSettings != null && "string".equals(decisionSettings.getDatatypeBean().getShortName())) {
 784                         dataType = STRING_DATATYPE;
 785                 } else if (decisionSettings != null && "boolean".equals(decisionSettings.getDatatypeBean().getShortName())) {
 786                         dataType = BOOLEAN_DATATYPE;
 787                 } else {
 788                         dataType = INTEGER_DATATYPE;
 789                 }
 790
 791                 return dataType;
 792         }
 793
 794         @Override
 795         public Object getCorrectPolicyDataObject() {
 796                 return policyAdapter.getData();
 797         }
 798
 799 }