Initial OpenECOMP policy/engine commit
[policy/engine.git] / ecomp-sdk-app / src / main / java / org / openecomp / policy / controller / ActionPolicyController.java
diff --git a/ecomp-sdk-app/src/main/java/org/openecomp/policy/controller/ActionPolicyController.java b/ecomp-sdk-app/src/main/java/org/openecomp/policy/controller/ActionPolicyController.java
new file mode 100644 (file)
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+/*-
+ * ============LICENSE_START=======================================================
+ * ECOMP Policy Engine
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.policy.controller;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.xml.bind.JAXBElement;
+
+import org.json.JSONObject;
+import org.openecomp.policy.adapter.PolicyAdapter;
+import org.openecomp.policy.admin.PolicyNotificationMail;
+import org.openecomp.policy.admin.RESTfulPAPEngine;
+import org.openecomp.policy.dao.FunctionDefinitionDao;
+import org.openecomp.policy.dao.PolicyVersionDao;
+import org.openecomp.policy.dao.RuleAlgorithmsDao;
+import org.openecomp.policy.dao.WatchPolicyNotificationDao;
+import org.openecomp.policy.elk.client.PolicyElasticSearchController;
+import org.openecomp.policy.rest.dao.ActionPolicyDictDao;
+import org.openecomp.policy.rest.jpa.ActionPolicyDict;
+import org.openecomp.policy.rest.jpa.PolicyVersion;
+import org.openecomp.policy.rest.jpa.RuleAlgorithms;
+import org.openecomp.portalsdk.core.controller.RestrictedBaseController;
+import org.openecomp.portalsdk.core.web.support.JsonMessage;
+import org.openecomp.portalsdk.core.web.support.UserUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.servlet.ModelAndView;
+
+import com.att.research.xacml.api.XACML3;
+import org.openecomp.policy.xacml.api.XACMLErrorConstants;
+import org.openecomp.policy.xacml.util.XACMLPolicyScanner;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.base.Joiner;
+
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ApplyType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ConditionType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObligationExpressionType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObligationExpressionsType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
+import org.openecomp.policy.common.logging.flexlogger.FlexLogger; 
+import org.openecomp.policy.common.logging.flexlogger.Logger;
+
+@Controller
+@RequestMapping({"/"})
+public class ActionPolicyController extends RestrictedBaseController{
+       private static final Logger logger = FlexLogger.getLogger(ActionPolicyController.class);
+
+       private static FunctionDefinitionDao functionDefinitionDao;
+       private static RuleAlgorithmsDao ruleAlgorithmsDao;
+       private static ActionPolicyDictDao actionPolciyDictDao;
+       private static PolicyVersionDao policyVersionDao;
+       private static WatchPolicyNotificationDao policyNotificationDao;
+
+       @Autowired 
+       private ActionPolicyController(RuleAlgorithmsDao ruleAlgorithmsDao, ActionPolicyDictDao actionPolciyDictDao,
+                       PolicyVersionDao policyVersionDao, FunctionDefinitionDao functionDefinitionDao, WatchPolicyNotificationDao policyNotificationDao){
+               ActionPolicyController.ruleAlgorithmsDao =ruleAlgorithmsDao;
+               ActionPolicyController.actionPolciyDictDao =actionPolciyDictDao;
+               ActionPolicyController.policyVersionDao =policyVersionDao;
+               ActionPolicyController.functionDefinitionDao = functionDefinitionDao;
+               ActionPolicyController.policyNotificationDao = policyNotificationDao;
+       }
+       
+       public ActionPolicyController(){}
+
+       private String ruleID = "";
+       private ArrayList<Object> attributeList;
+       protected  LinkedList<Integer> ruleAlgoirthmTracker;
+       public static final String PERFORMER_ATTRIBUTEID = "performer";
+       protected  Map<String, String> performer = new HashMap<String, String>();
+       private  ArrayList<Object>  ruleAlgorithmList;
+
+       public String newPolicyID() {
+               return Joiner.on(':').skipNulls().join((PolicyController.getDomain().startsWith("urn") ? null: "urn"),
+                               PolicyController.getDomain().replaceAll("[/\\\\.]", ":"), "xacml", "policy", "id", UUID.randomUUID());
+       }
+
+
+       @RequestMapping(value={"/get_FunctionDefinitionDataByName"}, method={org.springframework.web.bind.annotation.RequestMethod.GET} , produces=MediaType.APPLICATION_JSON_VALUE)
+       public void getFunctionDefinitionData(HttpServletRequest request, HttpServletResponse response){
+               try{
+                       Map<String, Object> model = new HashMap<String, Object>();
+                       ObjectMapper mapper = new ObjectMapper();
+                       model.put("functionDefinitionDatas", mapper.writeValueAsString(functionDefinitionDao.getFunctionDefinitionByName()));
+                       JsonMessage msg = new JsonMessage(mapper.writeValueAsString(model));
+                       JSONObject j = new JSONObject(msg);
+                       response.getWriter().write(j.toString());
+               }
+               catch (Exception e){
+                       logger.equals(XACMLErrorConstants.ERROR_DATA_ISSUE +"Error while retriving the Function Definition data"+e);
+               }
+       }
+
+       @RequestMapping(value={"/policyController/save_Actionpolicy.htm"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
+       public ModelAndView saveActionPolicy(HttpServletRequest request, HttpServletResponse response) throws Exception{
+               try {
+                       String userId = UserUtils.getUserIdFromCookie(request);
+                       RESTfulPAPEngine engine = (RESTfulPAPEngine) PolicyController.getPapEngine();
+                       ObjectMapper mapper = new ObjectMapper();
+                       mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+                       JsonNode root = mapper.readTree(request.getReader());
+                       PolicyAdapter policyData = (PolicyAdapter)mapper.readValue(root.get("policyData").get("policy").toString(), PolicyAdapter.class);
+                       if(root.get("policyData").get("model").get("type").toString().replace("\"", "").equals("file")){
+                               policyData.isEditPolicy = true;
+                       }
+                       if(root.get("policyData").get("model").get("path").size() != 0){
+                               String dirName = "";
+                               for(int i = 0; i < root.get("policyData").get("model").get("path").size(); i++){
+                                       dirName = dirName.replace("\"", "") + root.get("policyData").get("model").get("path").get(i).toString().replace("\"", "") + File.separator;
+                               }
+                               policyData.setDomainDir(dirName.substring(0, dirName.lastIndexOf(File.separator)));
+                       }else{
+                               policyData.setDomainDir(root.get("policyData").get("model").get("name").toString().replace("\"", ""));
+                       }
+                       int version = 0;
+                       int highestVersion = 0;
+                       int descriptionVersion = 0;
+                       //get the highest version of policy from policy version table.
+                       //getting the sub scope domain where the policy is created or updated
+                       String dbCheckPolicyName = policyData.getDomainDir() + File.separator + "Action_" + policyData.getPolicyName();
+                       List<PolicyVersion> versionList = policyVersionDao.getPolicyVersionEntityByName(dbCheckPolicyName);
+                       if (versionList.size() > 0) {           
+                               for(int i = 0;  i < versionList.size(); i++) {
+                                       PolicyVersion entityItem = versionList.get(i);
+                                       if(entityItem.getPolicyName().equals(dbCheckPolicyName)){
+                                               highestVersion = entityItem.getHigherVersion();
+                                       }
+                               }
+                       }               
+                       if(highestVersion != 0){
+                               version = highestVersion;
+                               descriptionVersion = highestVersion +1;         
+                       }else{
+                               version = 1;
+                               descriptionVersion = 1;
+                       }
+
+                       //set policy adapter values for Building JSON object containing policy data
+                       String createdBy = "";
+                       String modifiedBy = userId;
+                       if(descriptionVersion == 1){
+                               createdBy = userId;
+                       }else{
+                               String policyName = PolicyController.getGitPath().toAbsolutePath().toString() + File.separator + policyData.getDomainDir() + File.separator + policyData.getOldPolicyFileName() + ".xml";
+                               File policyPath = new File(policyName);
+                               try {
+                                       createdBy =     XACMLPolicyScanner.getCreatedBy(policyPath.toPath());
+                               } catch (IOException e) {
+                                       createdBy = "guest";
+                               }
+                       }
+
+                       policyData.setPolicyDescription(policyData.getPolicyDescription()+ "@CreatedBy:" +createdBy + "@CreatedBy:" + "@ModifiedBy:" +modifiedBy + "@ModifiedBy:");
+                       Map<String, String> successMap = new HashMap<String, String>();
+                       Map<String, String> attributeMap = new HashMap<String, String>();
+
+                       List<String> dynamicRuleAlgorithmLabels = new LinkedList<String>();
+                       List<String> dynamicRuleAlgorithmCombo = new LinkedList<String>();
+                       List<String> dynamicRuleAlgorithmField1 = new LinkedList<String>();
+                       List<String> dynamicRuleAlgorithmField2 = new LinkedList<String>();
+
+                       //set the Rule Combining Algorithm Id to be sent to PAP-REST via JSON
+                       List<RuleAlgorithms> ruleAlgorithmsList = ruleAlgorithmsDao.getRuleAlgorithms();
+                       for (int i = 0; i < ruleAlgorithmsList.size(); i++) {
+                               RuleAlgorithms a = ruleAlgorithmsList.get(i);
+                               if (a.getXacmlId().equals(XACML3.ID_RULE_PERMIT_OVERRIDES.stringValue())) {
+                                       policyData.setRuleCombiningAlgId(a.getXacmlId());
+                                       break;
+                               }
+                       }
+
+                       if(policyData.getAttributes().size() > 0){
+                               for(Object attribute : policyData.getAttributes()){
+                                       if(attribute instanceof LinkedHashMap<?, ?>){
+                                               String key = ((LinkedHashMap<?, ?>) attribute).get("option").toString();
+                                               String value = ((LinkedHashMap<?, ?>) attribute).get("number").toString();
+                                               attributeMap.put(key, value);   
+                                       }
+                               }
+                       }
+
+                       if(policyData.getRuleAlgorithmschoices().size() > 0){
+                               for(Object attribute : policyData.getRuleAlgorithmschoices()){
+                                       if(attribute instanceof LinkedHashMap<?, ?>){
+                                               String label = ((LinkedHashMap<?, ?>) attribute).get("id").toString();
+                                               String key = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField1").toString();
+                                               String rule = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmCombo").toString();
+                                               String value = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField2").toString();
+                                               dynamicRuleAlgorithmLabels.add(label);
+                                               dynamicRuleAlgorithmField1.add(key);
+                                               dynamicRuleAlgorithmCombo.add(rule);
+                                               dynamicRuleAlgorithmField2.add(value);
+                                       }
+                               }
+                       }
+
+                       String actionDictValue = policyData.getActionAttributeValue();
+                       ActionPolicyDict jsonData = ((ActionPolicyDict) actionPolciyDictDao.getActionEntityDatabyId(actionDictValue));
+                       String actionBodyString = jsonData.getBody();
+                       String actionDictHeader = jsonData.getHeader();
+                       String actionDictType = jsonData.getType();
+                       String actionDictUrl = jsonData.getUrl();
+                       String actionDictMethod = jsonData.getMethod();
+                       policyData.setActionDictHeader(actionDictHeader);
+                       policyData.setActionDictType(actionDictType);
+                       policyData.setActionDictUrl(actionDictUrl);
+                       policyData.setActionDictMethod(actionDictMethod);
+                       policyData.setActionAttribute(actionDictValue);
+                       policyData.setDynamicRuleAlgorithmLabels(dynamicRuleAlgorithmLabels);
+                       policyData.setDynamicRuleAlgorithmCombo(dynamicRuleAlgorithmCombo);
+                       policyData.setDynamicRuleAlgorithmField1(dynamicRuleAlgorithmField1);
+                       policyData.setDynamicRuleAlgorithmField2(dynamicRuleAlgorithmField2);
+                       if (actionBodyString != null) {
+                               policyData.setActionBody(actionBodyString);
+                       }
+                       policyData.setDynamicFieldConfigAttributes(attributeMap);
+
+                       if (policyData.isEditPolicy()){
+                               //increment the version and set in policyAdapter
+                               policyData.setVersion(String.valueOf(version));
+                               policyData.setHighestVersion(version);
+                               policyData.setPolicyID(this.newPolicyID());
+                               policyData.setRuleID(ruleID);
+                               successMap = engine.updatePolicyRequest(policyData);
+                       } else {
+                               //send it for policy creation   
+                               policyData.setVersion(String.valueOf(version));
+                               policyData.setHighestVersion(version);
+                               successMap = engine.createPolicyRequest(policyData);
+
+                       }
+                       if (successMap.containsKey("success")) {
+                               // Add it into our tree
+                               Path finalPolicyPath = null;
+                               finalPolicyPath = Paths.get(successMap.get("success"));
+                               PolicyElasticSearchController controller = new PolicyElasticSearchController();
+                               controller.updateElk(finalPolicyPath.toString());
+                               File file = finalPolicyPath.toFile();
+                               if(file != null){
+                                       String policyName = file.toString();
+                                       String removePath = policyName.substring(policyName.indexOf("repository")+11);
+                                       String removeXml = removePath.replace(".xml", "");
+                                       String removeExtension = removeXml.substring(0, removeXml.indexOf("."));
+                                       List<PolicyVersion> policyVersionList = policyVersionDao.getPolicyVersionEntityByName(removeExtension);
+                                       if (policyVersionList.size() > 0) {             
+                                               for(int i = 0;  i < policyVersionList.size(); i++) {
+                                                       PolicyVersion entityItem = policyVersionList.get(i);
+                                                       if(entityItem.getPolicyName().equals(removeExtension)){
+                                                               version = entityItem.getHigherVersion() +1;
+                                                               entityItem.setActiveVersion(version);
+                                                               entityItem.setHigherVersion(version);
+                                                               entityItem.setModifiedBy(userId);
+                                                               policyVersionDao.update(entityItem);
+                                                               if(policyData.isEditPolicy){
+                                                                       PolicyNotificationMail email = new PolicyNotificationMail();
+                                                                       String mode = "EditPolicy";
+                                                                       String policyNameForEmail = policyData.getDomainDir() + File.separator + policyData.getOldPolicyFileName() + ".xml";
+                                                                       email.sendMail(entityItem, policyNameForEmail, mode, policyNotificationDao);
+                                                               }
+                                                       }
+                                               }
+                                       }else{
+                                               PolicyVersion entityItem = new PolicyVersion();
+                                               entityItem.setActiveVersion(version);
+                                               entityItem.setHigherVersion(version);
+                                               entityItem.setPolicyName(removeExtension);
+                                               entityItem.setCreatedBy(userId);
+                                               entityItem.setModifiedBy(userId);
+                                               policyVersionDao.Save(entityItem);
+                                       }                       
+                               }
+                       }
+                       response.setCharacterEncoding("UTF-8");
+                       response.setContentType("application / json");
+                       request.setCharacterEncoding("UTF-8");
+
+                       PrintWriter out = response.getWriter();
+                       String responseString = mapper.writeValueAsString(successMap);
+                       JSONObject j = new JSONObject("{policyData: " + responseString + "}");
+                       out.write(j.toString());
+                       return null;
+               }
+               catch (Exception e){
+                       response.setCharacterEncoding("UTF-8");
+                       request.setCharacterEncoding("UTF-8");
+                       PrintWriter out = response.getWriter();
+                       out.write(e.getMessage());
+               }
+               return null;
+       }
+
+       public void PrePopulateActionPolicyData(PolicyAdapter policyAdapter) {
+               attributeList = new ArrayList<Object>();
+               ruleAlgorithmList = new ArrayList<Object>();
+               performer.put("PDP", "PDPAction");
+               performer.put("PEP", "PEPAction");
+
+               if (policyAdapter.getPolicyData() instanceof PolicyType) {
+                       Object policyData = policyAdapter.getPolicyData();
+                       PolicyType policy = (PolicyType) policyData;
+                       policyAdapter.setOldPolicyFileName(policyAdapter.getPolicyName());
+                       String policyNameValue = policyAdapter.getPolicyName().substring(policyAdapter.getPolicyName().indexOf("_") + 1, policyAdapter.getPolicyName().lastIndexOf("."));
+                       policyAdapter.setPolicyName(policyNameValue);
+                       String description = "";
+                       try{
+                               description = policy.getDescription().substring(0, policy.getDescription().indexOf("@CreatedBy:"));
+                       }catch(Exception e){
+                               description = policy.getDescription();
+                       }
+                       policyAdapter.setPolicyDescription(description);
+                       // Get the target data under policy for Action.
+                       TargetType target = policy.getTarget();
+                       if (target != null) {
+                               // under target we have AnyOFType
+                               List<AnyOfType> anyOfList = target.getAnyOf();
+                               if (anyOfList != null) {
+                                       Iterator<AnyOfType> iterAnyOf = anyOfList.iterator();
+                                       while (iterAnyOf.hasNext()) {
+                                               AnyOfType anyOf = iterAnyOf.next();
+                                               // Under AntOfType we have AllOfType
+                                               List<AllOfType> allOfList = anyOf.getAllOf();
+                                               if (allOfList != null) {
+                                                       Iterator<AllOfType> iterAllOf = allOfList.iterator();
+                                                       while (iterAllOf.hasNext()) {
+                                                               AllOfType allOf = iterAllOf.next();
+                                                               // Under AllOfType we have Mathch.
+                                                               List<MatchType> matchList = allOf.getMatch();
+                                                               if (matchList != null) {
+                                                                       Iterator<MatchType> iterMatch = matchList.iterator();
+                                                                       while (iterMatch.hasNext()) {
+                                                                               MatchType match = iterMatch.next();
+                                                                               //
+                                                                               // Under the match we have attributevalue and
+                                                                               // attributeDesignator. So,finally down to the actual attribute.
+                                                                               //
+                                                                               AttributeValueType attributeValue = match.getAttributeValue();
+                                                                               String value = (String) attributeValue.getContent().get(0);
+                                                                               AttributeDesignatorType designator = match.getAttributeDesignator();
+                                                                               String attributeId = designator.getAttributeId();
+                                                                               // Component attributes are saved under Target here we are fetching them back.
+                                                                               // One row is default so we are not adding dynamic componet at index 0.
+                                                                               Map<String, String> attribute = new HashMap<String, String>();
+                                                                               attribute.put("option", attributeId);
+                                                                               attribute.put("number", value);
+                                                                               attributeList.add(attribute);   
+                                                                       }
+                                                               }
+                                                               policyAdapter.setAttributes(attributeList);
+                                                       }
+                                               }
+                                       }       
+                               }
+
+                               List<Object> ruleList = policy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition();
+                               // Under rule we have Condition and obligation.
+                               for (Object o : ruleList) {
+                                       if (o instanceof RuleType) {
+                                               // get the condition data under the rule for rule Algorithms.
+                                               ruleID = ((RuleType) o).getRuleId();
+                                               ConditionType condition = ((RuleType) o).getCondition();
+                                               ObligationExpressionsType obligations = ((RuleType) o).getObligationExpressions();
+                                               if (condition != null) {
+                                                       int index = 0;
+                                                       ApplyType actionApply = (ApplyType) condition.getExpression().getValue();
+                                                       ruleAlgoirthmTracker = new LinkedList<Integer>();
+                                                       // Populating Rule Algorithms starting from compound.
+                                                       prePopulateCompoundRuleAlgorithm(index, actionApply);
+                                               }
+                                               policyAdapter.setRuleAlgorithmschoices(ruleAlgorithmList);
+                                               // get the Obligation data under the rule for Form elements.
+                                               if (obligations != null) {
+                                                       // Under the obligationExpressions we have obligationExpression.
+                                                       List<ObligationExpressionType> obligationList = obligations.getObligationExpression();
+                                                       if (obligationList != null) {
+                                                               Iterator<ObligationExpressionType> iterObligation = obligationList.iterator();
+                                                               while (iterObligation.hasNext()) {
+                                                                       ObligationExpressionType obligation = iterObligation.next();
+                                                                       policyAdapter.setActionAttributeValue(obligation.getObligationId());
+                                                                       // Under the obligationExpression we have attributeAssignmentExpression.
+                                                                       List<AttributeAssignmentExpressionType> attributeAssignmentExpressionList = obligation.getAttributeAssignmentExpression();
+                                                                       if (attributeAssignmentExpressionList != null) {
+                                                                               Iterator<AttributeAssignmentExpressionType> iterAttributeAssignmentExpression = attributeAssignmentExpressionList.iterator();
+                                                                               while (iterAttributeAssignmentExpression.hasNext()) {
+                                                                                       AttributeAssignmentExpressionType attributeAssignmentExpression = iterAttributeAssignmentExpression.next();
+                                                                                       String attributeID = attributeAssignmentExpression.getAttributeId();
+                                                                                       AttributeValueType attributeValue = (AttributeValueType) attributeAssignmentExpression.getExpression().getValue();
+                                                                                       if (attributeID.equals(PERFORMER_ATTRIBUTEID)) {
+                                                                                               for (String key : performer.keySet()) {
+                                                                                                       String keyValue = performer.get(key);
+                                                                                                       if (keyValue.equals(attributeValue.getContent().get(0))) {
+                                                                                                               policyAdapter.setActionPerformer(key);
+                                                                                                       }
+                                                                                               }
+                                                                                       }
+                                                                               }
+                                                                       }
+                                                               }
+                                                       }
+                                               } 
+                                       }
+                               }
+                       }
+               }               
+       }
+
+       private int prePopulateCompoundRuleAlgorithm(int index, ApplyType actionApply) {
+               boolean isCompoundRule = true;
+               List<JAXBElement<?>> jaxbActionTypes = actionApply.getExpression();
+               for (JAXBElement<?> jaxbElement : jaxbActionTypes) {
+                       // If There is Attribute Value under Action Type that means we came to the final child
+                       if (logger.isDebugEnabled()) {
+                               logger.debug("Prepopulating rule algoirthm: " + index);
+                       }
+                       // Check to see if Attribute Value exists, if yes then it is not a compound rule
+                       if (jaxbElement.getValue() instanceof AttributeValueType) {
+                               prePopulateRuleAlgorithms(index, actionApply, jaxbActionTypes);
+                               ruleAlgoirthmTracker.addLast(index);
+                               isCompoundRule = false;
+                               index++;
+                       }
+               }
+               if (isCompoundRule) {
+                       // As it's compound rule, Get the Apply types
+                       for (JAXBElement<?> jaxbElement : jaxbActionTypes) {
+                               ApplyType innerActionApply = (ApplyType) jaxbElement.getValue();
+                               index = prePopulateCompoundRuleAlgorithm(index, innerActionApply);
+                       }
+                       // Populate combo box
+                       if (logger.isDebugEnabled()) {
+                               logger.debug("Prepopulating Compound rule algorithm: " + index);
+                       }
+                       Map<String, String> rule = new HashMap<String, String>();
+                       for (String key : PolicyController.getDropDownMap().keySet()) {
+                               String keyValue = PolicyController.getDropDownMap().get(key);
+                               if (keyValue.equals(actionApply.getFunctionId())) {
+                                       rule.put("dynamicRuleAlgorithmCombo", key);
+                               }
+                       }
+                       rule.put("id", "A" + (index +1));
+                       // Populate Key and values for Compound Rule
+                       rule.put("dynamicRuleAlgorithmField1", "A" + (ruleAlgoirthmTracker.getLast() + 1 ));
+                       ruleAlgoirthmTracker.removeLast();
+                       rule.put("dynamicRuleAlgorithmField2", "A" + (ruleAlgoirthmTracker.getLast() + 1));
+                       ruleAlgoirthmTracker.removeLast();
+                       ruleAlgoirthmTracker.addLast(index);
+                       ruleAlgorithmList.add(rule);
+                       index++;
+               }
+               return index;
+       }
+
+       private void prePopulateRuleAlgorithms(int index, ApplyType actionApply, List<JAXBElement<?>> jaxbActionTypes) {
+               Map<String, String> ruleMap = new HashMap<String, String>();
+               ruleMap.put("id", "A" + (index +1));
+               // Populate combo box
+               Map<String, String> dropDownMap = PolicyController.getDropDownMap();
+               for (String key : dropDownMap.keySet()) {
+                       String keyValue = dropDownMap.get(key);
+                       if (keyValue.equals(actionApply.getFunctionId())) {
+                               ruleMap.put("dynamicRuleAlgorithmCombo", key);
+                       }
+               }
+               // Populate the key and value fields
+               // Rule Attribute added as key
+               if ((jaxbActionTypes.get(0).getValue()) instanceof ApplyType) {
+                       // Get from Attribute Designator
+                       ApplyType innerActionApply = (ApplyType) jaxbActionTypes.get(0).getValue();
+                       List<JAXBElement<?>> jaxbInnerActionTypes = innerActionApply.getExpression();
+                       AttributeDesignatorType attributeDesignator = (AttributeDesignatorType) jaxbInnerActionTypes.get(0).getValue();
+                       ruleMap.put("dynamicRuleAlgorithmField1", attributeDesignator.getAttributeId());
+
+                       // Get from Attribute Value
+                       AttributeValueType actionConditionAttributeValue = (AttributeValueType) jaxbActionTypes.get(1).getValue();
+                       String attributeValue = (String) actionConditionAttributeValue.getContent().get(0);
+                       ruleMap.put("dynamicRuleAlgorithmField2", attributeValue);
+               }
+               // Rule Attribute added as value
+               else if (((jaxbActionTypes.get(0).getValue()) instanceof AttributeValueType)) {
+                       AttributeValueType actionConditionAttributeValue = (AttributeValueType) jaxbActionTypes.get(0).getValue();
+                       String attributeValue = (String) actionConditionAttributeValue.getContent().get(0);
+                       ruleMap.put("dynamicRuleAlgorithmField2", attributeValue);
+
+                       ApplyType innerActionApply = (ApplyType) jaxbActionTypes.get(1).getValue();
+                       List<JAXBElement<?>> jaxbInnerActionTypes = innerActionApply.getExpression();
+                       AttributeDesignatorType attributeDesignator = (AttributeDesignatorType) jaxbInnerActionTypes.get(0).getValue();
+                       ruleMap.put("dynamicRuleAlgorithmField1", attributeDesignator.getAttributeId());
+               }
+               ruleAlgorithmList.add(ruleMap);
+       }
+
+}