[POLICY-73] replace openecomp for policy-engine
[policy/engine.git] / ONAP-PAP-REST / src / main / java / org / onap / policy / pap / xacml / rest / components / ActionPolicy.java
diff --git a/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ActionPolicy.java b/ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/ActionPolicy.java
new file mode 100644 (file)
index 0000000..4aec72b
--- /dev/null
@@ -0,0 +1,529 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-PAP-REST
+ * ================================================================================
+ * 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.onap.policy.pap.xacml.rest.components;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+
+import javax.persistence.EntityManager;
+import javax.persistence.Query;
+
+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.EffectType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObjectFactory;
+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.onap.policy.pap.xacml.rest.XACMLPapServlet;
+import org.onap.policy.pap.xacml.rest.util.JPAUtils;
+import org.onap.policy.rest.adapter.PolicyRestAdapter;
+import org.onap.policy.rest.jpa.ActionPolicyDict;
+import org.onap.policy.rest.jpa.Datatype;
+import org.onap.policy.rest.jpa.FunctionDefinition;
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+import org.onap.policy.common.logging.eelf.MessageCodes;
+import org.onap.policy.common.logging.eelf.PolicyLogger;
+import org.onap.policy.common.logging.flexlogger.FlexLogger; 
+import org.onap.policy.common.logging.flexlogger.Logger; 
+
+public class ActionPolicy extends Policy {
+       
+       /**
+        * ActionPolicy Fields
+        */
+       private static final Logger LOGGER = FlexLogger.getLogger(ActionPolicy.class);
+       
+       public static final String JSON_CONFIG = "JSON";
+       
+       public static final String PDP_ACTION = "PDP";
+       public static final String PEP_ACTION = "PEP";
+       public static final String TYPE_ACTION = "REST";
+
+       public static final String GET_METHOD = "GET";
+       public static final String PUT_METHOD = "PUT";
+       public static final String POST_METHOD = "POST";
+
+       public static final String PERFORMER_ATTRIBUTEID = "performer";
+       public static final String TYPE_ATTRIBUTEID = "type";
+       public static final String METHOD_ATTRIBUTEID = "method";
+       public static final String HEADERS_ATTRIBUTEID = "headers";
+       public static final String URL_ATTRIBUTEID = "url";
+       public static final String BODY_ATTRIBUTEID = "body";
+       
+       private static boolean isAttribute = false;
+
+       
+       List<String> dynamicLabelRuleAlgorithms = new LinkedList<>();
+       List<String> dynamicFieldFunctionRuleAlgorithms = new LinkedList<>();
+       List<String> dynamicFieldOneRuleAlgorithms = new LinkedList<>();
+       List<String> dynamicFieldTwoRuleAlgorithms = new LinkedList<>();
+       
+       protected Map<String, String> dropDownMap = new HashMap<>();
+       
+       
+       public ActionPolicy() {
+               super();
+       }
+       
+       public ActionPolicy(PolicyRestAdapter policyAdapter){
+               this.policyAdapter = policyAdapter;
+       }
+       
+       @Override
+       public Map<String, String> savePolicies() throws Exception {
+               
+               Map<String, String> successMap = new HashMap<>();
+               if(isPolicyExists()){
+                       successMap.put("EXISTS", "This Policy already exist on the PAP");
+                       return successMap;
+               }
+               
+               if(!ActionPolicy.isAttribute) {
+                       successMap.put("invalidAttribute", "Action Attrbute was not in the database.");
+                       return successMap;
+               }
+               
+               if(!isPreparedToSave()){
+                       //Prep and configure the policy for saving
+                       prepareToSave();
+               }
+
+               // Until here we prepared the data and here calling the method to create xml.
+               Path newPolicyPath = null;
+               newPolicyPath = Paths.get(policyAdapter.getNewFileName());
+               successMap = createPolicy(newPolicyPath,getCorrectPolicyDataObject() );         
+               return successMap;              
+       }
+       
+       //This is the method for preparing the policy for saving.  We have broken it out
+       //separately because the fully configured policy is used for multiple things
+       @Override
+       public boolean prepareToSave() throws Exception{
+
+               if(isPreparedToSave()){
+                       //we have already done this
+                       return true;
+               }
+               
+               int version = 0;
+               String policyID = policyAdapter.getPolicyID();
+               version = policyAdapter.getHighestVersion();
+               
+               // Create the Instance for pojo, PolicyType object is used in marshalling.
+               if (policyAdapter.getPolicyType().equals("Action")) {
+                       PolicyType policyConfig = new PolicyType();
+
+                       policyConfig.setVersion(Integer.toString(version));
+                       policyConfig.setPolicyId(policyID);
+                       policyConfig.setTarget(new TargetType());
+                       policyAdapter.setData(policyConfig);
+               }
+               
+               policyName = policyAdapter.getNewFileName();
+               
+               if (policyAdapter.getData() != null) {
+                       // Action body is optional so checking value provided or not
+                       String comboDictValue = policyAdapter.getActionAttribute();
+               String actionBody = getActionPolicyDict(comboDictValue).getBody();
+                       if(!(actionBody==null || "".equals(actionBody))){       
+                               saveActionBody(policyName, actionBody);
+                       } else {
+                               if(!isAttribute){
+                                       LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Could not find " + comboDictValue + " in the ActionPolicyDict table.");
+                                       return false;
+                               }
+                       }
+                       
+                       PolicyType actionPolicy = (PolicyType) policyAdapter.getData();
+                       actionPolicy.setDescription(policyAdapter.getPolicyDescription());
+                       actionPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
+
+                       AllOfType allOf = new AllOfType();
+                       
+                       Map<String, String> dynamicFieldComponentAttributes = policyAdapter.getDynamicFieldConfigAttributes();
+                       
+                       // If there is any dynamic field attributes create the matches here
+                       for (String keyField : dynamicFieldComponentAttributes.keySet()) {
+                               String key = keyField;
+                               String value = dynamicFieldComponentAttributes.get(key);
+                               MatchType dynamicMatch = createDynamicMatch(key, value);
+                               allOf.getMatch().add(dynamicMatch);
+                       }
+
+                       AnyOfType anyOf = new AnyOfType();
+                       anyOf.getAllOf().add(allOf);
+
+                       TargetType target = new TargetType();
+                       target.getAnyOf().add(anyOf);
+                       
+                       // Adding the target to the policy element
+                       actionPolicy.setTarget(target);
+                       
+                       RuleType rule = new RuleType();
+                       rule.setRuleId(policyAdapter.getRuleID());
+
+                       rule.setEffect(EffectType.PERMIT);
+                       rule.setTarget(new TargetType());
+                       
+                       dynamicLabelRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmLabels();
+                       dynamicFieldFunctionRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmCombo();
+                       dynamicFieldOneRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField1();
+                       dynamicFieldTwoRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField2();
+                       //dropDownMap = policyAdapter.getDropDownMap();
+                       dropDownMap = createDropDownMap();
+                                               
+                       // Rule attributes are optional and dynamic so check and add them to condition.
+                       if (dynamicLabelRuleAlgorithms != null && dynamicLabelRuleAlgorithms.size() > 0) {
+                               boolean isCompound = false;
+                               ConditionType condition = new ConditionType();
+                               int index = dynamicFieldOneRuleAlgorithms.size() - 1;
+
+                               for (String labelAttr : dynamicLabelRuleAlgorithms) {
+                                       // if the rule algorithm as a label means it is a compound
+                                       if (dynamicFieldOneRuleAlgorithms.get(index).toString().equals(labelAttr)) {
+                                               ApplyType actionApply = new ApplyType();
+
+                                               String selectedFunction = (String) dynamicFieldFunctionRuleAlgorithms.get(index).toString();
+                                               String value1 = (String) dynamicFieldOneRuleAlgorithms.get(index).toString();
+                                               String value2 = dynamicFieldTwoRuleAlgorithms.get(index).toString();
+                                               actionApply.setFunctionId(dropDownMap.get(selectedFunction));
+                                               actionApply.getExpression().add(new ObjectFactory().createApply(getInnerActionApply(value1)));
+                                               actionApply.getExpression().add(new ObjectFactory().createApply(getInnerActionApply(value2)));
+                                               condition.setExpression(new ObjectFactory().createApply(actionApply));
+                                               isCompound = true;
+                                       }
+                               }
+                               // if rule algorithm not a compound
+                               if (!isCompound) {
+                                       condition.setExpression(new ObjectFactory().createApply(getInnerActionApply(dynamicLabelRuleAlgorithms.get(index).toString())));
+                               }
+                               rule.setCondition(condition);
+                       }
+                       // set the obligations to rule
+                       rule.setObligationExpressions(getObligationExpressions());
+                       actionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
+                       policyAdapter.setPolicyData(actionPolicy);
+               }  else {
+                       PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + "Unsupported data object." + policyAdapter.getData().getClass().getCanonicalName());
+               }       
+
+               setPreparedToSave(true);
+               return true;
+       }
+       
+       // Saving the json Configurations file if exists at server location for action policy.
+       private void saveActionBody(String policyName, String actionBodyData) {
+               try {
+                       if(policyName.endsWith(".xml")){
+                               policyName = policyName.replace(".xml", "");
+                       }
+                       File file = new File(ACTION_HOME+ File.separator + policyName + ".json");
+                       FileWriter fw = new FileWriter(file.getAbsoluteFile());
+                       BufferedWriter bw = new BufferedWriter(fw);
+                       bw.write(actionBodyData);
+                       bw.close();
+                       if (LOGGER.isInfoEnabled()) {
+                               LOGGER.info("Action Body is succesfully saved at " + file.getAbsolutePath());
+                       }
+               } catch (IOException e) {
+                       LOGGER.error("Exception Occured"+e);
+               }
+       }
+       
+       // Data required for obligation part is setting here.
+       private ObligationExpressionsType getObligationExpressions() {
+               ObligationExpressionsType obligations = new ObligationExpressionsType();
+
+               ObligationExpressionType obligation = new ObligationExpressionType();
+        String comboDictValue = policyAdapter.getActionAttribute();
+               obligation.setObligationId(comboDictValue);
+               obligation.setFulfillOn(EffectType.PERMIT);
+
+               // Add Action Assignment:
+               AttributeAssignmentExpressionType assignment1 = new AttributeAssignmentExpressionType();
+               assignment1.setAttributeId(PERFORMER_ATTRIBUTEID);
+               assignment1.setCategory(CATEGORY_RECIPIENT_SUBJECT);
+
+               AttributeValueType actionNameAttributeValue = new AttributeValueType();
+               actionNameAttributeValue.setDataType(STRING_DATATYPE);
+               actionNameAttributeValue.getContent().add(performer.get(policyAdapter.getActionPerformer()));
+
+               assignment1.setExpression(new ObjectFactory().createAttributeValue(actionNameAttributeValue));
+               obligation.getAttributeAssignmentExpression().add(assignment1);
+
+               // Add Type Assignment:
+               AttributeAssignmentExpressionType assignmentType = new AttributeAssignmentExpressionType();
+               assignmentType.setAttributeId(TYPE_ATTRIBUTEID);
+               assignmentType.setCategory(CATEGORY_RESOURCE);
+
+               AttributeValueType typeAttributeValue = new AttributeValueType();
+               typeAttributeValue.setDataType(STRING_DATATYPE);
+               String actionDictType = getActionPolicyDict(comboDictValue).getType();
+               typeAttributeValue.getContent().add(actionDictType);
+
+               assignmentType.setExpression(new ObjectFactory().createAttributeValue(typeAttributeValue));
+               obligation.getAttributeAssignmentExpression().add(assignmentType);
+
+               // Add Rest_URL Assignment:
+               AttributeAssignmentExpressionType assignmentURL = new AttributeAssignmentExpressionType();
+               assignmentURL.setAttributeId(URL_ATTRIBUTEID);
+               assignmentURL.setCategory(CATEGORY_RESOURCE);
+
+               AttributeValueType actionURLAttributeValue = new AttributeValueType();
+               actionURLAttributeValue.setDataType(URI_DATATYPE);
+               String actionDictUrl = getActionPolicyDict(comboDictValue).getUrl();
+               actionURLAttributeValue.getContent().add(actionDictUrl);
+
+               assignmentURL.setExpression(new ObjectFactory().createAttributeValue(actionURLAttributeValue));
+               obligation.getAttributeAssignmentExpression().add(assignmentURL);
+
+               // Add Method Assignment:
+               AttributeAssignmentExpressionType assignmentMethod = new AttributeAssignmentExpressionType();
+               assignmentMethod.setAttributeId(METHOD_ATTRIBUTEID);
+               assignmentMethod.setCategory(CATEGORY_RESOURCE);
+
+               AttributeValueType methodAttributeValue = new AttributeValueType();
+               methodAttributeValue.setDataType(STRING_DATATYPE);
+               String actionDictMethod = getActionPolicyDict(comboDictValue).getMethod();
+               methodAttributeValue.getContent().add(actionDictMethod);
+
+               assignmentMethod.setExpression(new ObjectFactory().createAttributeValue(methodAttributeValue));
+               obligation.getAttributeAssignmentExpression().add(assignmentMethod);
+
+               // Add JSON_URL Assignment:
+               String actionBody = getActionPolicyDict(comboDictValue).getBody();
+               if (actionBody != null) {
+                       AttributeAssignmentExpressionType assignmentJsonURL = new AttributeAssignmentExpressionType();
+                       assignmentJsonURL.setAttributeId(BODY_ATTRIBUTEID);
+                       assignmentJsonURL.setCategory(CATEGORY_RESOURCE);
+
+                       AttributeValueType jsonURLAttributeValue = new AttributeValueType();
+                       jsonURLAttributeValue.setDataType(URI_DATATYPE);
+                       jsonURLAttributeValue.getContent().add(CONFIG_URL + "/Action/"  + policyName + ".json");
+
+                       assignmentJsonURL.setExpression(new ObjectFactory().createAttributeValue(jsonURLAttributeValue));
+                       obligation.getAttributeAssignmentExpression().add(assignmentJsonURL);
+               }
+
+               if(getActionPolicyDict(comboDictValue).getHeader() != null){
+                       String headerVal = getActionPolicyDict(comboDictValue).getHeader();
+                       if(headerVal != null && !headerVal.equals("")){
+                               // parse it on : to get number of headers
+                               String[] result = headerVal.split(":");
+                               for (String eachString : result){
+                                       // parse each value on =
+                                       String[] textFieldVals = eachString.split("=");
+                                       obligation.getAttributeAssignmentExpression().add(addDynamicHeaders(textFieldVals[0], textFieldVals[1]));
+                               }
+                       }
+
+               }
+                       
+               obligations.getObligationExpression().add(obligation);
+               return obligations;
+       }
+
+       
+       // if compound setting the inner apply here
+       protected ApplyType getInnerActionApply(String value1Label) {
+               ApplyType actionApply = new ApplyType();
+               int index = 0;
+               // check the index for the label.
+               for (String labelAttr : dynamicLabelRuleAlgorithms) {
+                       if (labelAttr.equals(value1Label)) {
+                               String value1 = dynamicFieldOneRuleAlgorithms.get(index).toString();
+                               // check if the row contains label again
+                               for (String labelValue : dynamicLabelRuleAlgorithms) {
+                                       if (labelValue.equals(value1)) {
+                                               return getCompoundApply(index);
+                                       }
+                               }
+
+                               // Getting the values from the form.
+                               String functionKey = dynamicFieldFunctionRuleAlgorithms.get(index).toString();
+                               String value2 = dynamicFieldTwoRuleAlgorithms.get(index).toString();
+                               actionApply.setFunctionId(dropDownMap.get(functionKey));
+                               // if two text field are rule attributes.
+                               if ((value1.contains(RULE_VARIABLE)) && (value2.contains(RULE_VARIABLE))) {
+                                       ApplyType innerActionApply1 = new ApplyType();
+                                       ApplyType innerActionApply2 = new ApplyType();
+                                       AttributeDesignatorType attributeDesignator1 = new AttributeDesignatorType();
+                                       AttributeDesignatorType attributeDesignator2 = new AttributeDesignatorType();
+                                       // If selected function is Integer function set integer functionID
+                                       if (functionKey.toLowerCase().contains("integer")) {
+                                               innerActionApply1.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
+                                               innerActionApply2.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
+                                               attributeDesignator1.setDataType(INTEGER_DATATYPE);
+                                               attributeDesignator2.setDataType(INTEGER_DATATYPE);
+                                       } else {
+                                               // If selected function is not a Integer function
+                                               // set String functionID
+                                               innerActionApply1.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
+                                               innerActionApply2.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
+                                               attributeDesignator1.setDataType(STRING_DATATYPE);
+                                               attributeDesignator2.setDataType(STRING_DATATYPE);
+                                       }
+                                       attributeDesignator1.setCategory(CATEGORY_RESOURCE);
+                                       attributeDesignator2.setCategory(CATEGORY_RESOURCE);
+
+                                       // Here set actual field values
+                                       attributeDesignator1.setAttributeId(value1.contains("resource:") ? value1.substring(9): value1.substring(8));
+                                       attributeDesignator2.setAttributeId(value1.contains("resource:") ? value1.substring(9): value1.substring(8));
+
+                                       innerActionApply1.getExpression().add(new ObjectFactory().createAttributeDesignator(attributeDesignator1));
+                                       innerActionApply2.getExpression().add(new ObjectFactory().createAttributeDesignator(attributeDesignator2));
+
+                                       actionApply.getExpression().add(new ObjectFactory().createApply(innerActionApply1));
+                                       actionApply.getExpression().add(new ObjectFactory().createApply(innerActionApply2));
+
+                               } else {// if either of one text field is rule attribute.
+                                       ApplyType innerActionApply = new ApplyType();
+                                       AttributeDesignatorType attributeDesignator = new AttributeDesignatorType();
+                                       AttributeValueType actionConditionAttributeValue = new AttributeValueType();
+
+                                       if (functionKey.toLowerCase().contains("integer")) {
+                                               innerActionApply.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
+                                               actionConditionAttributeValue.setDataType(INTEGER_DATATYPE);
+                                               attributeDesignator.setDataType(INTEGER_DATATYPE);
+                                       } else {
+                                               innerActionApply.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
+                                               actionConditionAttributeValue.setDataType(STRING_DATATYPE);
+                                               attributeDesignator.setDataType(STRING_DATATYPE);
+                                       }
+
+                                       String attributeId = null;
+                                       String attributeValue = null;
+
+                                       // Find which textField has rule attribute and set it as
+                                       attributeId = value1;
+                                       attributeValue = value2;
+
+                                       if (attributeId != null) {
+                                               attributeDesignator.setCategory(CATEGORY_RESOURCE);
+                                               attributeDesignator.setAttributeId(attributeId);
+                                       }
+                                       actionConditionAttributeValue.getContent().add(attributeValue);
+                                       innerActionApply.getExpression().add(new ObjectFactory().createAttributeDesignator(attributeDesignator));
+                                       // Decide the order of element based the values.
+                                       if (attributeId.equals(value1)) {
+                                               actionApply.getExpression().add(new ObjectFactory().createApply(innerActionApply));
+                                               actionApply.getExpression().add(new ObjectFactory().createAttributeValue(actionConditionAttributeValue));
+                                       } else {
+                                               actionApply.getExpression().add(new ObjectFactory().createAttributeValue(actionConditionAttributeValue));
+                                               actionApply.getExpression().add(new ObjectFactory().createApply(innerActionApply));
+                                       }
+                               }
+                       }
+                       index++;
+               }
+               return actionApply;
+       }
+
+       // if the rule algorithm is multiple compound one setting the apply
+       protected ApplyType getCompoundApply(int index) {
+               ApplyType actionApply = new ApplyType();
+               String selectedFunction = dynamicFieldFunctionRuleAlgorithms.get(index).toString();
+               String value1 = dynamicFieldOneRuleAlgorithms.get(index).toString();
+               String value2 = dynamicFieldTwoRuleAlgorithms.get(index).toString();
+               actionApply.setFunctionId(dropDownMap.get(selectedFunction));
+               actionApply.getExpression().add(new ObjectFactory().createApply(getInnerActionApply(value1)));
+               actionApply.getExpression().add(new ObjectFactory().createApply(getInnerActionApply(value2)));
+               return actionApply;
+       }
+               
+       // Adding the dynamic headers if any
+       private AttributeAssignmentExpressionType addDynamicHeaders(String header, String value) {
+               AttributeAssignmentExpressionType assignmentHeaders = new AttributeAssignmentExpressionType();
+               assignmentHeaders.setAttributeId("headers:" + header);
+               assignmentHeaders.setCategory(CATEGORY_RESOURCE);
+
+               AttributeValueType headersAttributeValue = new AttributeValueType();
+               headersAttributeValue.setDataType(STRING_DATATYPE);
+               headersAttributeValue.getContent().add(value);
+
+               assignmentHeaders.setExpression(new ObjectFactory().createAttributeValue(headersAttributeValue));
+               return assignmentHeaders;
+       }
+       
+       private Map<String,String> createDropDownMap(){
+               JPAUtils jpaUtils = null;
+               Map<String, String> dropDownMap = new HashMap<>();
+               try {
+                       jpaUtils = JPAUtils.getJPAUtilsInstance(XACMLPapServlet.getEmf());
+               } catch (Exception e) {
+                       LOGGER.error("Exception Occured"+e);
+               }
+               if(jpaUtils != null){
+                       Map<Datatype, List<FunctionDefinition>> functionMap = jpaUtils.getFunctionDatatypeMap();
+                       
+                       for (Datatype id : functionMap.keySet()) {
+                               List<FunctionDefinition> functionDefinitions = (List<FunctionDefinition>) functionMap
+                                               .get(id);
+                               for (FunctionDefinition functionDef : functionDefinitions) {
+                                       dropDownMap.put(functionDef.getShortname(),functionDef.getXacmlid());
+                               }
+                       }
+               }
+               return dropDownMap;
+       }
+       
+       private ActionPolicyDict getActionPolicyDict(String attributeName){
+               ActionPolicyDict retObj = new ActionPolicyDict();
+               EntityManager em = XACMLPapServlet.getEmf().createEntityManager();
+               Query getActionPolicyDicts = em.createNamedQuery("ActionPolicyDict.findAll");   
+               List<?> actionPolicyDicts = getActionPolicyDicts.getResultList();       
+               
+               for (Object id : actionPolicyDicts) {
+                       ActionPolicyDict actionPolicy = (ActionPolicyDict) id;
+                       if(attributeName.equals(actionPolicy.getAttributeName())){
+                               isAttribute = true;
+                               retObj = actionPolicy;
+                               break;
+                       }
+               }
+               em.close();
+               return retObj;
+       }
+
+       @Override
+       public Object getCorrectPolicyDataObject() {
+               return policyAdapter.getPolicyData();
+       }
+
+}