Fixed the Policy API issues and Bugfixes
[policy/engine.git] / ECOMP-PAP-REST / src / main / java / org / openecomp / policy / pap / xacml / rest / policycontroller / PolicyCreation.java
1 /*-
2  * ============LICENSE_START=======================================================
3  * ECOMP-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 package org.openecomp.policy.pap.xacml.rest.policycontroller;
21
22 import java.io.File;
23 import java.util.HashMap;
24 import java.util.LinkedHashMap;
25 import java.util.LinkedList;
26 import java.util.List;
27 import java.util.Map;
28
29 import javax.servlet.http.HttpServletRequest;
30 import javax.servlet.http.HttpServletResponse;
31
32 import org.apache.commons.lang.StringUtils;
33 import org.openecomp.policy.common.logging.eelf.PolicyLogger;
34 import org.openecomp.policy.common.logging.flexlogger.FlexLogger;
35 import org.openecomp.policy.common.logging.flexlogger.Logger;
36 import org.openecomp.policy.pap.xacml.rest.XACMLPapServlet;
37 import org.openecomp.policy.pap.xacml.rest.components.ActionPolicy;
38 import org.openecomp.policy.pap.xacml.rest.components.ClosedLoopPolicy;
39 import org.openecomp.policy.pap.xacml.rest.components.ConfigPolicy;
40 import org.openecomp.policy.pap.xacml.rest.components.CreateBrmsParamPolicy;
41 import org.openecomp.policy.pap.xacml.rest.components.CreateBrmsRawPolicy;
42 import org.openecomp.policy.pap.xacml.rest.components.CreateClosedLoopPerformanceMetrics;
43 import org.openecomp.policy.pap.xacml.rest.components.DecisionPolicy;
44 import org.openecomp.policy.pap.xacml.rest.components.FirewallConfigPolicy;
45 import org.openecomp.policy.pap.xacml.rest.components.MicroServiceConfigPolicy;
46 import org.openecomp.policy.pap.xacml.rest.components.Policy;
47 import org.openecomp.policy.pap.xacml.rest.components.PolicyDBDao;
48 import org.openecomp.policy.pap.xacml.rest.components.PolicyDBDaoTransaction;
49 import org.openecomp.policy.pap.xacml.rest.elk.client.PolicyElasticSearchController;
50 import org.openecomp.policy.pap.xacml.rest.util.AbstractPolicyCreation;
51 import org.openecomp.policy.rest.adapter.PolicyRestAdapter;
52 import org.openecomp.policy.rest.dao.CommonClassDao;
53 import org.openecomp.policy.rest.jpa.ActionPolicyDict;
54 import org.openecomp.policy.rest.jpa.BRMSParamTemplate;
55 import org.openecomp.policy.rest.jpa.PolicyEditorScopes;
56 import org.openecomp.policy.rest.jpa.PolicyVersion;
57 import org.openecomp.policy.rest.jpa.UserInfo;
58 import org.openecomp.policy.xacml.api.XACMLErrorConstants;
59 import org.springframework.beans.factory.annotation.Autowired;
60 import org.springframework.http.HttpStatus;
61 import org.springframework.http.ResponseEntity;
62 import org.springframework.http.converter.HttpMessageNotReadableException;
63 import org.springframework.web.bind.annotation.ExceptionHandler;
64 import org.springframework.web.bind.annotation.RequestBody;
65 import org.springframework.web.bind.annotation.RequestMapping;
66 import org.springframework.web.bind.annotation.RequestMethod;
67 import org.springframework.web.bind.annotation.ResponseBody;
68 import org.springframework.web.bind.annotation.RestController;
69
70 import com.fasterxml.jackson.databind.ObjectMapper;
71
72
73 @RestController
74 @RequestMapping("/")
75 public class PolicyCreation extends AbstractPolicyCreation{
76
77         private static final Logger LOGGER      = FlexLogger.getLogger(PolicyCreation.class);
78
79         private String ruleID = "";
80         private PolicyDBDao policyDBDao;
81         String CLName = null;
82         
83         private static CommonClassDao commonClassDao;
84         
85         @Autowired
86         public PolicyCreation(CommonClassDao commonClassDao){
87                 PolicyCreation.commonClassDao = commonClassDao;
88         }
89
90         public PolicyCreation(){}
91         
92         @RequestMapping(value="/policycreation/save_policy", method = RequestMethod.POST)
93         @ResponseBody
94         public ResponseEntity<String> savePolicy(@RequestBody PolicyRestAdapter policyData, HttpServletResponse response) throws Exception{
95                 String body = null;
96                 HttpStatus status = HttpStatus.BAD_REQUEST;
97                 Map<String, String> successMap = new HashMap<>();
98                 Map<String, String> attributeMap = new HashMap<>();
99                 PolicyVersion policyVersionDao;
100                 try {
101                 
102                         Policy newPolicy = null;
103                         String policyConfigType = null;
104                         String userId = policyData.getUserId();
105
106                         if (policyData.getTtlDate()==null){
107                                 policyData.setTtlDate("NA");
108                         }else{
109                                 String dateTTL = policyData.getTtlDate();
110                                 String newDate = convertDate(dateTTL, false);
111                                 policyData.setTtlDate(newDate);
112                         }
113
114                         String policyType = policyData.getPolicyType();
115
116                         String filePrefix = null;
117                         if (policyType.equalsIgnoreCase("Config")) {
118                                 policyConfigType = policyData.getConfigPolicyType();
119                                 if (policyConfigType.equalsIgnoreCase("Firewall Config")) {
120                                         filePrefix = "Config_FW_";
121                                 }else if (policyConfigType.equalsIgnoreCase("ClosedLoop_Fault")) {
122                                         filePrefix = "Config_Fault_";
123                                 }else if (policyConfigType.equalsIgnoreCase("ClosedLoop_PM")) {
124                                         filePrefix = "Config_PM_";
125                                 }else if (policyConfigType.equalsIgnoreCase("Micro Service")) {
126                                         filePrefix = "Config_MS_";
127                                 }else if (policyConfigType.equalsIgnoreCase("BRMS_Raw")) {
128                                         filePrefix = "Config_BRMS_Raw_";
129                                 }else if (policyConfigType.equalsIgnoreCase("BRMS_Param")) {
130                                         filePrefix = "Config_BRMS_Param_";
131                                 }else {
132                                         filePrefix = "Config_"; 
133                                 }
134                         } else if (policyType.equalsIgnoreCase("Action")) {
135                                 filePrefix = "Action_";
136                         } else if (policyType.equalsIgnoreCase("Decision")) {
137                                 filePrefix = "Decision_";
138                         }
139
140                         int version = 0;
141                         int highestVersion = 0;
142                         String createdBy = "";
143                         String modifiedBy = userId;
144                         String scopeCheck = policyData.getDomainDir().replace(".", File.separator);
145                         PolicyEditorScopes policyEditorScope = (PolicyEditorScopes) commonClassDao.getEntityItem(PolicyEditorScopes.class, "scopeName", scopeCheck);
146                         if(policyEditorScope == null){
147                                 UserInfo userInfo = new UserInfo();
148                                 userInfo.setUserName("API");
149                                 userInfo.setUserLoginId("API");
150                                 PolicyEditorScopes editorScope = new PolicyEditorScopes();
151                                 editorScope.setScopeName(scopeCheck);
152                                 editorScope.setUserCreatedBy(userInfo);
153                                 editorScope.setUserModifiedBy(userInfo);
154                                 commonClassDao.save(editorScope);
155                         }
156                         //get the highest version of policy from policy version table.
157                         String dbCheckPolicyName = policyData.getDomainDir() + File.separator + filePrefix + policyData.getPolicyName();
158                         PolicyVersion policyVersion = getPolicyVersionData(dbCheckPolicyName);  
159                         if(policyVersion == null){
160                                 highestVersion = 0;
161                         }else{
162                                 highestVersion = policyVersion.getHigherVersion();
163                         }
164                         
165                         if(highestVersion != 0 && policyVersion != null){
166                                 if(policyData.isEditPolicy()){
167                                         version = highestVersion +1;
168                                         if(userId ==null){
169                                                 modifiedBy = "API";
170                                         }else{
171                                                 modifiedBy = userId;
172                                         }
173                                         policyData.setUserId("API");
174                                         createdBy = policyVersion.getCreatedBy();
175                                         policyVersionDao = policyVersion;
176                                         policyVersionDao.setActiveVersion(version);
177                                         policyVersionDao.setHigherVersion(version);
178                                         policyVersionDao.setModifiedBy(modifiedBy);
179                                 }else{
180                                         body = "policyExists";
181                                         status = HttpStatus.CONFLICT;
182                                         response.setStatus(HttpServletResponse.SC_CONFLICT);
183                                         response.addHeader("error", "policyExists");
184                                         response.addHeader("policyName", policyData.getPolicyName());
185                                         return new ResponseEntity<String>(body, status);
186                                 }               
187                         }else{
188                                 version = 1;
189                                 if(userId == null){
190                                         createdBy = "API";
191                                         modifiedBy = "API";
192                                         policyData.setUserId("API");
193                                 }else{
194                                         createdBy = userId;
195                                         modifiedBy = userId;
196                                         policyData.setUserId("API");
197                                 }
198                                 policyVersionDao = new PolicyVersion();
199                                 policyVersionDao.setPolicyName(dbCheckPolicyName);
200                                 policyVersionDao.setActiveVersion(version);
201                                 policyVersionDao.setHigherVersion(version);
202                                 policyVersionDao.setCreatedBy(createdBy);
203                                 policyVersionDao.setModifiedBy(modifiedBy);
204                         }
205                         
206                         policyData.setPolicyID(newPolicyID());
207                         policyData.setRuleID(ruleID);
208         
209                         String policyFileName = dbCheckPolicyName.replace(File.separator, ".")+ "." + version + ".xml";
210                         policyData.setNewFileName(policyFileName);
211                         policyData.setPolicyDescription(policyData.getPolicyDescription()+ "@CreatedBy:" +createdBy + "@CreatedBy:" + "@ModifiedBy:" +modifiedBy + "@ModifiedBy:");
212                         policyData.setRuleCombiningAlgId("urn:oasis:names:tc:xacml:3.0:rule-combining-algorithm:permit-overrides");
213                         if(policyData.getApiflag() == null){
214                                 //set the Rule Combining Algorithm Id to be sent to PAP-REST via JSON   
215                                 if(policyData.getAttributes() != null){
216                                         if(policyData.getAttributes().size() > 0){
217                                                 for(Object attribute : policyData.getAttributes()){
218                                                         if(attribute instanceof LinkedHashMap<?, ?>){
219                                                                 String key = ((LinkedHashMap<?, ?>) attribute).get("key").toString();
220                                                                 String value = ((LinkedHashMap<?, ?>) attribute).get("value").toString();
221                                                                 attributeMap.put(key, value);   
222                                                         }
223                                                 }
224                                         }
225                                 }
226                                 policyData.setDynamicFieldConfigAttributes(attributeMap);
227                         }
228                         
229                         policyData.setVersion(String.valueOf(version));
230                         policyData.setHighestVersion(version);
231
232                         // Calling Component class per policy type
233                         if (policyType.equalsIgnoreCase("Config")) {
234                                 if (policyConfigType.equalsIgnoreCase("Firewall Config")) {
235                                         newPolicy = new FirewallConfigPolicy(policyData);
236                                 }else if (policyConfigType.equalsIgnoreCase("BRMS_Raw")) { 
237                                         policyData.setEcompName("DROOLS");
238                                         policyData.setConfigName("BRMS_RAW_RULE");
239                                         newPolicy = new CreateBrmsRawPolicy(policyData);
240                                 }else if (policyConfigType.equalsIgnoreCase("BRMS_Param")) {
241                                         policyData.setEcompName("DROOLS");
242                                         policyData.setConfigName("BRMS_PARAM_RULE");
243                                         Map<String, String> drlRuleAndUIParams = new HashMap<>();
244                                         if(policyData.getApiflag() == null){
245                                                 // If there is any dynamic field create the matches here
246                                                 String key="templateName";
247                                                 String value=(String) policyData.getRuleName();
248                                                 drlRuleAndUIParams.put(key, value);
249                                                 if(policyData.getRuleData().size() > 0){
250                                                         for(Object keyValue: policyData.getRuleData().keySet()){
251                                                                 drlRuleAndUIParams.put(keyValue.toString(), policyData.getRuleData().get(keyValue).toString());
252                                                         }
253                                                 }
254                                                 policyData.setBrmsParamBody(drlRuleAndUIParams);
255                                         }else{
256                                 drlRuleAndUIParams=policyData.getBrmsParamBody();
257                                 String modelName= drlRuleAndUIParams.get("templateName");
258                                 PolicyLogger.info("Template name from API is: "+modelName);
259                                 
260                                 BRMSParamTemplate template = (BRMSParamTemplate) commonClassDao.getEntityItem(BRMSParamTemplate.class, "ruleName", modelName);
261                                 if(template == null){
262                                         String message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Invalid Template.  The template name, " 
263                                             + modelName + " was not found in the dictionary.";
264                                         body = message;
265                                         status = HttpStatus.BAD_REQUEST;
266                                     response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
267                                     response.addHeader("error", message);
268                                     response.addHeader("modelName", modelName);
269                                     return new ResponseEntity<String>(body, status);
270                                 }
271                                         }               
272                                         newPolicy = new CreateBrmsParamPolicy(policyData);
273                                 }else if (policyConfigType.equalsIgnoreCase("Base")) {
274                                         newPolicy =  new ConfigPolicy(policyData);
275                                 }else if (policyConfigType.equalsIgnoreCase("ClosedLoop_Fault")) {
276                                         newPolicy = new ClosedLoopPolicy(policyData);
277                                 }else if (policyConfigType.equalsIgnoreCase("ClosedLoop_PM")) {
278                                         if(policyData.getApiflag() == null){
279                                                 policyData.setServiceType(policyData.getServiceTypePolicyName().get("serviceTypePolicyName").toString());
280                                                 ObjectMapper jsonMapper = new ObjectMapper();
281                                                 String jsonBody = jsonMapper.writeValueAsString(policyData.getJsonBodyData());
282                                                 jsonBody = jsonBody.replaceFirst("\\{", "\\{\"serviceTypePolicyName\": \"serviceTypeFieldValue\",");
283                                                 jsonBody = jsonBody.replace("serviceTypeFieldValue", policyData.getServiceType());
284                                                 policyData.setJsonBody(jsonBody);
285                                         }
286                                         newPolicy = new CreateClosedLoopPerformanceMetrics(policyData);
287                                 }else if (policyConfigType.equalsIgnoreCase("Micro Service")) {
288                                         newPolicy = new MicroServiceConfigPolicy(policyData);
289                                 }
290                         }else if(policyType.equalsIgnoreCase("Action")) {
291                                 if(policyData.getApiflag() == null){
292                                         List<String> dynamicRuleAlgorithmLabels = new LinkedList<>();
293                                         List<String> dynamicRuleAlgorithmCombo = new LinkedList<>();
294                                         List<String> dynamicRuleAlgorithmField1 = new LinkedList<>();
295                                         List<String> dynamicRuleAlgorithmField2 = new LinkedList<>();
296
297
298                                         if(policyData.getRuleAlgorithmschoices().size() > 0){
299                                                 for(Object attribute : policyData.getRuleAlgorithmschoices()){
300                                                         if(attribute instanceof LinkedHashMap<?, ?>){
301                                                                 String label = ((LinkedHashMap<?, ?>) attribute).get("id").toString();
302                                                                 String key = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField1").toString();
303                                                                 String rule = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmCombo").toString();
304                                                                 String value = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField2").toString();
305                                                                 dynamicRuleAlgorithmLabels.add(label);
306                                                                 dynamicRuleAlgorithmField1.add(key);
307                                                                 dynamicRuleAlgorithmCombo.add(rule);
308                                                                 dynamicRuleAlgorithmField2.add(value);
309                                                         }
310                                                 }
311                                         }
312
313                                         String actionDictValue = policyData.getActionAttributeValue();
314                                         ActionPolicyDict jsonData = ((ActionPolicyDict) commonClassDao.getEntityItem(ActionPolicyDict.class, "attributeName", actionDictValue));
315                                         String actionBodyString = jsonData.getBody();
316                                         String actionDictHeader = jsonData.getHeader();
317                                         String actionDictType = jsonData.getType();
318                                         String actionDictUrl = jsonData.getUrl();
319                                         String actionDictMethod = jsonData.getMethod();
320                                         policyData.setActionDictHeader(actionDictHeader);
321                                         policyData.setActionDictType(actionDictType);
322                                         policyData.setActionDictUrl(actionDictUrl);
323                                         policyData.setActionDictMethod(actionDictMethod);
324                                         policyData.setActionAttribute(actionDictValue);
325                                         policyData.setDynamicRuleAlgorithmLabels(dynamicRuleAlgorithmLabels);
326                                         policyData.setDynamicRuleAlgorithmCombo(dynamicRuleAlgorithmCombo);
327                                         policyData.setDynamicRuleAlgorithmField1(dynamicRuleAlgorithmField1);
328                                         policyData.setDynamicRuleAlgorithmField2(dynamicRuleAlgorithmField2);
329                                         if (actionBodyString != null) {
330                                                 policyData.setActionBody(actionBodyString);
331                                         }
332                                 }
333                                 newPolicy = new ActionPolicy(policyData);
334                         } else if (policyType.equalsIgnoreCase("Decision")) {
335                                 if(policyData.getApiflag() == null){
336                                         Map<String, String> settingsMap = new HashMap<>();
337                                         List<String> dynamicRuleAlgorithmLabels = new LinkedList<>();
338                                         List<String> dynamicRuleAlgorithmCombo = new LinkedList<>();
339                                         List<String> dynamicRuleAlgorithmField1 = new LinkedList<>();
340                                         List<String> dynamicRuleAlgorithmField2 = new LinkedList<>();
341                                         List<Object> dynamicVariableList = new LinkedList<>();
342                                         List<String> dataTypeList = new LinkedList<>();
343
344                                         if(policyData.getSettings().size() > 0){
345                                                 for(Object settingsData : policyData.getSettings()){
346                                                         if(settingsData instanceof LinkedHashMap<?, ?>){
347                                                                 String key = ((LinkedHashMap<?, ?>) settingsData).get("key").toString();
348                                                                 String value = ((LinkedHashMap<?, ?>) settingsData).get("value").toString();
349                                                                 settingsMap.put(key, value);    
350                                                         }
351                                                 }
352                                         }
353                                         if(policyData.getRuleAlgorithmschoices()!=null && policyData.getRuleAlgorithmschoices().size() > 0){
354                                                 for(Object attribute : policyData.getRuleAlgorithmschoices()){
355                                                         if(attribute instanceof LinkedHashMap<?, ?>){
356                                                                 String label = ((LinkedHashMap<?, ?>) attribute).get("id").toString();
357                                                                 String key = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField1").toString();
358                                                                 String rule = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmCombo").toString();
359                                                                 String value = ((LinkedHashMap<?, ?>) attribute).get("dynamicRuleAlgorithmField2").toString();
360                                                                 dynamicRuleAlgorithmLabels.add(label);
361                                                                 dynamicRuleAlgorithmField1.add(key);
362                                                                 dynamicRuleAlgorithmCombo.add(rule);
363                                                                 dynamicRuleAlgorithmField2.add(value);
364                                                         }
365                                                 }
366                                         }
367                                         if(policyData.getRuleProvider()!=null && (policyData.getRuleProvider().equals(DecisionPolicy.GUARD_YAML)|| policyData.getRuleProvider().equals(DecisionPolicy.GUARD_BL_YAML)) 
368                                                         && policyData.getYamlparams()!=null){   attributeMap.put("actor", policyData.getYamlparams().getActor());
369                                                 attributeMap.put("recipe", policyData.getYamlparams().getRecipe());
370                                                 attributeMap.put("limit", policyData.getYamlparams().getLimit());
371                                                 attributeMap.put("timeWindow", policyData.getYamlparams().getTimeWindow());
372                                                 attributeMap.put("guardActiveStart", policyData.getYamlparams().getGuardActiveStart());
373                                                 attributeMap.put("guardActiveEnd", policyData.getYamlparams().getGuardActiveEnd());
374                                                 if(policyData.getYamlparams().getBlackList()!=null){
375                                                         String blackList = StringUtils.join(policyData.getYamlparams().getBlackList(), ",");
376                                                         attributeMap.put("blackList", blackList);
377                                                 }
378                                         }
379                                         policyData.setDynamicRuleAlgorithmLabels(dynamicRuleAlgorithmLabels);
380                                         policyData.setDynamicRuleAlgorithmCombo(dynamicRuleAlgorithmCombo);
381                                         policyData.setDynamicRuleAlgorithmField1(dynamicRuleAlgorithmField1);
382                                         policyData.setDynamicRuleAlgorithmField2(dynamicRuleAlgorithmField2);
383                                         policyData.setDynamicVariableList(dynamicVariableList);
384                                         policyData.setDynamicSettingsMap(settingsMap);
385                                         policyData.setDynamicFieldConfigAttributes(attributeMap);
386                                         policyData.setDataTypeList(dataTypeList);
387                                 }
388                                 newPolicy = new DecisionPolicy(policyData);
389                         }
390
391                         if(newPolicy != null){
392                                 newPolicy.prepareToSave();
393                         }else{
394                                 body = "error";
395                                 status = HttpStatus.INTERNAL_SERVER_ERROR;
396                                 response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);                                                               
397                                 response.addHeader("error", "error");
398                                 return new ResponseEntity<String>(body, status);
399                         }
400                         
401                         PolicyDBDaoTransaction policyDBDaoTransaction = null;
402                         try{
403                                 policyDBDao = PolicyDBDao.getPolicyDBDaoInstance(XACMLPapServlet.getEmf());
404                                 policyDBDaoTransaction = policyDBDao.getNewTransaction();
405                                 policyDBDaoTransaction.createPolicy(newPolicy, policyData.getUserId());
406                                 successMap = newPolicy.savePolicies();
407                                 if(successMap.containsKey("success")){
408                                         policyDBDaoTransaction.commitTransaction();
409                                         if(policyData.isEditPolicy()){
410                                                 commonClassDao.update(policyVersionDao);
411                                         }else{
412                                                 commonClassDao.save(policyVersionDao);
413                                         }
414                                         try{
415                                                 PolicyElasticSearchController search= new PolicyElasticSearchController();
416                                                 search.updateElk(policyData);
417                                         }catch(Exception e){
418                                                 LOGGER.error("Error Occured while saving policy to Elastic Database"+e);
419                                         }
420                                         body = "success";
421                                         status = HttpStatus.OK;
422                                         response.setStatus(HttpServletResponse.SC_OK);                                                          
423                                         response.addHeader("successMapKey", "success");                                                         
424                                         response.addHeader("policyName", policyData.getNewFileName());
425                                         
426                     //get message from the SafetyCheckerResults if present
427                     String safetyCheckerResponse = policyData.getClWarning();
428                     String existingCLName = policyData.getExistingCLName();
429
430                     //if safetyCheckerResponse is not null add a header to send back with response
431                     if(safetyCheckerResponse!=null) {
432                         PolicyLogger.info("SafetyCheckerResponse message: " + safetyCheckerResponse);
433                         response.addHeader("safetyChecker", safetyCheckerResponse);
434                         response.addHeader("newCLName", CLName);
435                         response.addHeader("conflictCLName", existingCLName);
436                     } else {
437                         PolicyLogger.info("SafetyCheckerResponse was empty or null.");
438                     }
439                     
440                                 }else if (successMap.containsKey("invalidAttribute")) {
441                                         String message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Invalid Action Attribute";
442                                         LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Could not fine " + policyData.getActionAttribute() + " in the ActionPolicyDict table.");
443                                         body = "invalidAttribute";
444                                         status = HttpStatus.BAD_REQUEST;
445                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);                                                         
446                                         response.addHeader("invalidAttribute", policyData.getActionAttribute());
447                                         response.addHeader("error", message);
448                                         response.addHeader("policyName", policyData.getPolicyName());
449                                 }else if (successMap.containsKey("fwdberror")) {
450                                         policyDBDaoTransaction.rollbackTransaction();
451                                         body = "fwdberror";
452                                         status = HttpStatus.BAD_REQUEST;
453                                         String message = XACMLErrorConstants.ERROR_DATA_ISSUE
454                             + "Error when inserting Firewall ConfigBody data into the database.";
455                                 PolicyLogger.error(message);
456                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
457                                         response.addHeader("error", message);
458                                         response.addHeader("policyName", policyData.getPolicyName());
459                                 } else if (successMap.get("error").equals("Validation Failed")) {
460                     policyDBDaoTransaction.rollbackTransaction();
461                     String message = XACMLErrorConstants.ERROR_DATA_ISSUE
462                                         + "Error Validating the Policy on the PAP.";
463                     PolicyLogger.error(message);
464                     body = "Validation";
465                                         status = HttpStatus.BAD_REQUEST;
466                     response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
467                     response.addHeader("error", message);
468                     response.addHeader("policyName", policyData.getPolicyName());
469                 }else {                                         
470                                         policyDBDaoTransaction.rollbackTransaction();
471                                         body = "error";
472                                         status = HttpStatus.INTERNAL_SERVER_ERROR;
473                                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);                                                               
474                                         response.addHeader("error", "error");                                                   
475                                 }
476                         }catch(Exception e){
477                                 if(policyDBDaoTransaction != null){
478                                         policyDBDaoTransaction.rollbackTransaction();
479                                 }
480                         }
481                 }
482                 catch (Exception e){
483                         LOGGER.error("Exception Occured"+e);
484                 }
485                 return new ResponseEntity<String>(body, status);
486         }
487
488         @ExceptionHandler({ HttpMessageNotReadableException.class })
489         public ResponseEntity<String> messageNotReadableExceptionHandler(HttpServletRequest req, HttpMessageNotReadableException exception) {
490                 LOGGER.error("Request not readable: {}", exception);
491                 StringBuilder message = new StringBuilder();
492                 message.append(exception.getMessage());
493                 if (exception.getCause() != null) {
494                         message.append(" Reason Caused: "
495                                         + exception.getCause().getMessage());
496                 }
497                 return new ResponseEntity<>(message.toString(), HttpStatus.BAD_REQUEST);
498         }
499
500         public PolicyVersion getPolicyVersionData(String dbCheckPolicyName){
501                 PolicyVersion entityItem = (PolicyVersion) commonClassDao.getEntityItem(PolicyVersion.class, "policyName", dbCheckPolicyName);
502                 if (entityItem != null) {               
503                         if(entityItem.getPolicyName().equals(dbCheckPolicyName)){
504                                 return entityItem;
505                         }
506                 }       
507                 return entityItem;
508         }
509 }