Checkstyle and some coverage

Address some trailing space from previous review. Mostly this
was checkstyle issues of naming methods and variables, distance
from usage, missing javadoc, 120 character spacing.

Did add a few trivial code coverage tests.

Issue-ID: POLICY-2133
Change-Id: I159d1b27429b6bef046092ea3a4045fbd3a1071c
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

8 files changed, 208 insertions, 125 deletions

diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/CheckPdpProperties.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/CheckPdpProperties.java
index eaeddf137..81d3fb564 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/CheckPdpProperties.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/CheckPdpProperties.java
@@ -191,7 +191,7 @@ public class CheckPdpProperties {
     /**
      * getEncoding reads in the PDP properties and returns an encoding
      * for the given pdp.
-     * 
+     *
      * @param pdpID Input PDP Id
      * @return String encoding
      */
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyAdapter.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyAdapter.java
index 339702297..cff9dd57c 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyAdapter.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyAdapter.java
@@ -43,6 +43,12 @@ public class PolicyAdapter {
 
     private static final Logger LOGGER = FlexLogger.getLogger(PolicyAdapter.class);
 
+    /**
+     * configure.
+     *
+     * @param policyAdapter PolicyRestAdapter object
+     * @param entity PolicyEntity object
+     */
     public void configure(PolicyRestAdapter policyAdapter, PolicyEntity entity) {
         String policyNameValue = policyAdapter.getPolicyName().substring(0, policyAdapter.getPolicyName().indexOf('_'));
         String configPolicyName = getConfigPolicyName(policyAdapter);
@@ -107,6 +113,11 @@ public class PolicyAdapter {
         }
     }
 
+    /**
+     * getInstance.
+     *
+     * @return Returns a PolicyAdapter instance
+     */
     public static PolicyAdapter getInstance() {
         try {
             Class<?> policyAdapter = Class.forName(
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyManagerServlet.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyManagerServlet.java
index 78d7e5a19..d4378f4dc 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyManagerServlet.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyManagerServlet.java
@@ -150,7 +150,18 @@ public class PolicyManagerServlet extends HttpServlet {
     private static String testUserId = null;
 
     private enum Mode {
-        LIST, RENAME, COPY, DELETE, EDITFILE, ADDFOLDER, DESCRIBEPOLICYFILE, VIEWPOLICY, ADDSUBSCOPE, SWITCHVERSION, EXPORT, SEARCHLIST
+        LIST,
+        RENAME,
+        COPY,
+        DELETE,
+        EDITFILE,
+        ADDFOLDER,
+        DESCRIBEPOLICYFILE,
+        VIEWPOLICY,
+        ADDSUBSCOPE,
+        SWITCHVERSION,
+        EXPORT,
+        SEARCHLIST
     }
 
     private static PolicyController policyController;
@@ -187,10 +198,10 @@ public class PolicyManagerServlet extends HttpServlet {
         //
         // Initialize ClosedLoop JSON
         //
-        PolicyManagerServlet.initializeJSONLoad();
+        PolicyManagerServlet.initializeJsonLoad();
     }
 
-    private static void initializeJSONLoad() {
+    private static void initializeJsonLoad() {
         Path closedLoopJsonLocation = Paths.get(XACMLProperties.getProperty(XACMLRestProperties.PROP_ADMIN_CLOSEDLOOP));
         String location = closedLoopJsonLocation.toString();
         if (!location.endsWith("json")) {
@@ -233,9 +244,9 @@ public class PolicyManagerServlet extends HttpServlet {
     }
 
     // Set Error Message for Exception
-    private void setError(Exception t, HttpServletResponse response) throws IOException {
+    private void setError(Exception exception, HttpServletResponse response) throws IOException {
         try {
-            JSONObject responseJsonObject = error(t.getMessage());
+            JSONObject responseJsonObject = error(exception.getMessage());
             response.setContentType(CONTENTTYPE);
             PrintWriter out = response.getWriter();
             out.print(responseJsonObject);
@@ -307,17 +318,17 @@ public class PolicyManagerServlet extends HttpServlet {
             return;
         }
         try {
-            JSONObject jObj = new JSONObject(sb.toString());
-            JSONObject params = jObj.getJSONObject("params");
+            JSONObject jsonObject = new JSONObject(sb.toString());
+            JSONObject params = jsonObject.getJSONObject("params");
             Mode mode = Mode.valueOf(params.getString("mode"));
 
             String userId = UserUtils.getUserSession(request).getOrgUserId();
             LOGGER.info(
-                    "****************************************Logging UserID while doing actions on Editor tab*******************************************");
+                    "********************Logging UserID while doing actions on Editor tab****************************");
             LOGGER.info(
                     "UserId:  " + userId + "Action Mode:  " + mode.toString() + "Action Params: " + params.toString());
             LOGGER.info(
-                    "***********************************************************************************************************************************");
+                    "************************************************************************************************");
             responseJsonObject = operateBasedOnMode(mode, params, request);
         } catch (Exception e) {
             LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Exception Occured While Processing Json" + e);
@@ -387,9 +398,9 @@ public class PolicyManagerServlet extends HttpServlet {
         PolicyController controller = getPolicyControllerInstance();
         List<JSONObject> resultList = new ArrayList<>();
         try {
-            if (!lookupPolicyData(request, policyData, policyList, controller, resultList))
+            if (!lookupPolicyData(request, policyData, policyList, controller, resultList)) {
                 return error("No Scopes has been Assigned to the User. Please, Contact Super-Admin");
-
+            }
         } catch (Exception e) {
             LOGGER.error(
                     "Exception occured while reading policy Data from Policy Version table for Policy Search Data" + e);
@@ -423,12 +434,12 @@ public class PolicyManagerServlet extends HttpServlet {
                 parsePolicyList(resultList, controller, policyName, version);
             }
         } else {
-            getPolicyDataForSUPERRoles(policyData, controller, resultList, roles, scopes);
+            getPolicyDataForSuperRoles(policyData, controller, resultList, roles, scopes);
         }
         return true;
     }
 
-    private void getPolicyDataForSUPERRoles(List<Object> policyData, PolicyController controller,
+    private void getPolicyDataForSuperRoles(List<Object> policyData, PolicyController controller,
             List<JSONObject> resultList, List<String> roles, Set<String> scopes) {
         if (roles.contains(SUPERADMIN) || roles.contains(SUPEREDITOR) || roles.contains(SUPERGUEST)) {
             policyData = controller.getData(PolicyVersion.class);
@@ -456,8 +467,8 @@ public class PolicyManagerServlet extends HttpServlet {
     }
 
     private void updateResultList(List<Object> policyData, List<JSONObject> resultList) {
-        for (Object aPolicyData : policyData) {
-            PolicyVersion policy = (PolicyVersion) aPolicyData;
+        for (Object data : policyData) {
+            PolicyVersion policy = (PolicyVersion) data;
             JSONObject el = new JSONObject();
             el.put(NAME, policy.getPolicyName().replace(File.separator, FORWARD_SLASH));
             el.put(DATE, policy.getModifiedDate());
@@ -498,8 +509,8 @@ public class PolicyManagerServlet extends HttpServlet {
     private void addScope(Set<String> scopes, String scope) {
         List<Object> scopesList = queryPolicyEditorScopes(scope);
         if (!scopesList.isEmpty()) {
-            for (Object aScopesList : scopesList) {
-                PolicyEditorScopes tempScope = (PolicyEditorScopes) aScopesList;
+            for (Object scopeItem : scopesList) {
+                PolicyEditorScopes tempScope = (PolicyEditorScopes) scopeItem;
                 scopes.add(tempScope.getScopeName());
             }
         }
@@ -533,11 +544,11 @@ public class PolicyManagerServlet extends HttpServlet {
             return error("The Version shouldn't be greater than Highest Value");
         }
         activePolicy = policyName + "." + activeVersion + ".xml";
-        String[] splitDBCheckName = modifyPolicyName(activePolicy);
+        String[] splitDbCheckName = modifyPolicyName(activePolicy);
         String peQuery = "FROM PolicyEntity where policyName = :splitDBCheckName_1 and scope = :splitDBCheckName_0";
         SimpleBindings policyParams = new SimpleBindings();
-        policyParams.put("splitDBCheckName_1", splitDBCheckName[1]);
-        policyParams.put("splitDBCheckName_0", splitDBCheckName[0]);
+        policyParams.put("splitDBCheckName_1", splitDbCheckName[1]);
+        policyParams.put("splitDBCheckName_0", splitDbCheckName[0]);
         List<Object> policyEntity = controller.getDataByQuery(peQuery, policyParams);
         PolicyEntity pentity = (PolicyEntity) policyEntity.get(0);
         if (pentity.isDeleted()) {
@@ -550,8 +561,8 @@ public class PolicyManagerServlet extends HttpServlet {
         if (policyName.contains(BACKSLASH)) {
             policyName = policyName.replace(File.separator, BACKSLASH);
         }
-        policyName = splitDBCheckName[0].replace(".", File.separator) + File.separator + policyName;
-        String watchPolicyName = policyName;
+        policyName = splitDbCheckName[0].replace(".", File.separator) + File.separator + policyName;
+        final String watchPolicyName = policyName;
         if (policyName.contains(FORWARD_SLASH)) {
             policyName = policyName.replace(FORWARD_SLASH, File.separator);
         }
@@ -573,7 +584,6 @@ public class PolicyManagerServlet extends HttpServlet {
 
     // Describe Policy
     private JSONObject describePolicy(JSONObject params) throws ServletException {
-        JSONObject object;
         String path = params.getString("path");
         String policyName;
         if (path.startsWith(FORWARD_SLASH)) {
@@ -615,7 +625,7 @@ public class PolicyManagerServlet extends HttpServlet {
         } catch (IOException e) {
             LOGGER.error("Exception Occured while Describing the Policy" + e);
         }
-        object = HumanPolicyComponent.DescribePolicy(temp);
+        JSONObject object = HumanPolicyComponent.DescribePolicy(temp);
         try {
             Files.delete(temp.toPath());
         } catch (IOException e) {
@@ -682,7 +692,7 @@ public class PolicyManagerServlet extends HttpServlet {
         if (roles.contains(SUPERADMIN) || roles.contains(SUPEREDITOR) || roles.contains(SUPERGUEST)) {
             List<Object> scopesList = queryPolicyEditorScopes(null);
             scopesList.stream().map(list -> (PolicyEditorScopes) list).filter(
-                    scope -> !(scope.getScopeName().contains(File.separator)) && !scopes.contains(scope.getScopeName()))
+                scope -> !(scope.getScopeName().contains(File.separator)) && !scopes.contains(scope.getScopeName()))
                     .forEach(scope -> {
                         JSONObject el = new JSONObject();
                         el.put(NAME, scope.getScopeName());
@@ -731,7 +741,7 @@ public class PolicyManagerServlet extends HttpServlet {
     // Get Active Policy List based on Scope Selection from Policy Version table
     private void activePolicyList(String inScopeName, List<JSONObject> resultList, List<String> roles,
             Set<String> scopes, Map<String, String> roleByScope) {
-        PolicyController controller = getPolicyControllerInstance();
+        final PolicyController controller = getPolicyControllerInstance();
         String scopeName = inScopeName;
         if (scopeName.contains(FORWARD_SLASH)) {
             scopeName = scopeName.replace(FORWARD_SLASH, File.separator);
@@ -855,8 +865,8 @@ public class PolicyManagerServlet extends HttpServlet {
 
     private JSONObject handlePolicyRename(JSONObject params, HttpServletRequest request) throws ServletException {
         boolean isActive = false;
-        List<String> policyActiveInPDP = new ArrayList<>();
-        Set<String> scopeOfPolicyActiveInPDP = new HashSet<>();
+        List<String> policyActiveInPdp = new ArrayList<>();
+        Set<String> scopeOfPolicyActiveInPdp = new HashSet<>();
         String userId = UserUtils.getUserSession(request).getOrgUserId();
         String oldPath = params.getString("path");
         String newPath = params.getString("newPath");
@@ -905,19 +915,19 @@ public class PolicyManagerServlet extends HttpServlet {
                 JSONObject result = policyRename(policyOldPath, policyNewPath, userId);
                 if (!(Boolean) (result.getJSONObject("result").get(SUCCESS))) {
                     isActive = true;
-                    policyActiveInPDP.add(policyOldPath);
+                    policyActiveInPdp.add(policyOldPath);
                     String scope = policyOldPath.substring(0, policyOldPath.lastIndexOf('/'));
-                    scopeOfPolicyActiveInPDP.add(scope.replace(FORWARD_SLASH, File.separator));
+                    scopeOfPolicyActiveInPdp.add(scope.replace(FORWARD_SLASH, File.separator));
                 }
             }
-            boolean rename = activePolicies.size() != policyActiveInPDP.size();
-            if (policyActiveInPDP.isEmpty()) {
+            boolean rename = activePolicies.size() != policyActiveInPdp.size();
+            if (policyActiveInPdp.isEmpty()) {
                 renameScope(scopesList, scopeName, newScopeName, controller);
             } else if (rename) {
                 renameScope(scopesList, scopeName, newScopeName, controller);
                 UserInfo userInfo = new UserInfo();
                 userInfo.setUserLoginId(userId);
-                scopeOfPolicyActiveInPDP.forEach(scope -> {
+                scopeOfPolicyActiveInPdp.forEach(scope -> {
                     PolicyEditorScopes editorScopeEntity = new PolicyEditorScopes();
                     editorScopeEntity.setScopeName(scope.replace(BACKSLASH, BACKSLASH_8TIMES));
                     editorScopeEntity.setUserCreatedBy(userInfo);
@@ -927,7 +937,7 @@ public class PolicyManagerServlet extends HttpServlet {
             }
             if (isActive) {
                 return error("The Following policies rename failed. Since they are active in PDP Groups"
-                        + policyActiveInPDP);
+                        + policyActiveInPdp);
             }
         }
         return success();
@@ -963,7 +973,7 @@ public class PolicyManagerServlet extends HttpServlet {
             String newpolicyName = newPath.replace("/", ".");
             String[] newPolicySplit = modifyPolicyName(newPath);
 
-            String[] oldPolicySplit = modifyPolicyName(oldPath);
+            final String[] oldPolicySplit = modifyPolicyName(oldPath);
 
             // Check PolicyEntity table with newPolicy Name
             String policyEntityquery =
@@ -986,7 +996,7 @@ public class PolicyManagerServlet extends HttpServlet {
             List<Object> oldEntityData = controller.getDataByQuery(oldPolicyEntityQuery, params);
             if (oldEntityData.isEmpty()) {
                 return error(
-                        "Policy rename failed due to policy not able to retrieve from database. Please, contact super-admin.");
+                    "Policy rename failed due to policy not able to retrieve from database. Contact super-admin.");
             }
 
             StringBuilder groupQuery = new StringBuilder();
@@ -1095,7 +1105,7 @@ public class PolicyManagerServlet extends HttpServlet {
             controller.updateData(entity);
 
             PolicyRestController restController = new PolicyRestController();
-            restController.notifyOtherPAPSToUpdateConfigurations("rename", newConfigurationName, oldConfigurationName);
+            restController.notifyOtherPapsToUpdateConfigurations("rename", newConfigurationName, oldConfigurationName);
             PolicyVersion versionEntity =
                     (PolicyVersion) controller.getEntityItem(PolicyVersion.class, "policyName", oldPolicyName);
             versionEntity.setPolicyName(policyName);
@@ -1184,7 +1194,7 @@ public class PolicyManagerServlet extends HttpServlet {
 
         // Notify others paps regarding clone policy.
         PolicyRestController restController = new PolicyRestController();
-        restController.notifyOtherPAPSToUpdateConfigurations("clonePolicy", newConfigurationName, null);
+        restController.notifyOtherPapsToUpdateConfigurations("clonePolicy", newConfigurationName, null);
     }
 
     // Clone the Policy
@@ -1203,8 +1213,6 @@ public class PolicyManagerServlet extends HttpServlet {
 
             String newPolicyName = newPath.replace(FORWARD_SLASH, ".");
 
-            String originalPolicyName = oldPath.replace(FORWARD_SLASH, ".");
-
             String newPolicyCheck = newPolicyName;
             if (newPolicyCheck.contains(CONFIG2)) {
                 newPolicyCheck = newPolicyCheck.replace(CONFIG, CONFIG1);
@@ -1225,7 +1233,9 @@ public class PolicyManagerServlet extends HttpServlet {
                 return error("Policy Clone Failed. The Name contains special characters.");
             }
 
-            String[] oldPolicySplit = modifyPolicyName(originalPolicyName);
+            String originalPolicyName = oldPath.replace(FORWARD_SLASH, ".");
+
+            final String[] oldPolicySplit = modifyPolicyName(originalPolicyName);
 
             PolicyController controller = getPolicyControllerInstance();
 
@@ -1337,15 +1347,15 @@ public class PolicyManagerServlet extends HttpServlet {
                     controller.watchPolicyFunction(versionEntity, policyNamewithExtension, "DeleteAll");
                     if (pdpCheck) {
                         // Delete from policyVersion table
-                        String getActivePDPPolicyVersion = activePolicyName.replace(".xml", "");
-                        getActivePDPPolicyVersion =
-                                getActivePDPPolicyVersion.substring(getActivePDPPolicyVersion.lastIndexOf('.') + 1);
-                        String policyVersionQuery = UPDATE_POLICY_VERSION_SET_ACTIVE_VERSION + getActivePDPPolicyVersion
-                                + "' , highest_version='" + getActivePDPPolicyVersion + "'  where policy_name ='"
+                        String getActivePdpPolicyVersion = activePolicyName.replace(".xml", "");
+                        getActivePdpPolicyVersion =
+                                getActivePdpPolicyVersion.substring(getActivePdpPolicyVersion.lastIndexOf('.') + 1);
+                        String policyVersionQuery = UPDATE_POLICY_VERSION_SET_ACTIVE_VERSION + getActivePdpPolicyVersion
+                                + "' , highest_version='" + getActivePdpPolicyVersion + "'  where policy_name ='"
                                 + policyNamewithoutExtension.replace(BACKSLASH, ESCAPE_BACKSLASH) + "' and id >0";
                         controller.executeQuery(policyVersionQuery);
                         return error(
-                                "Policies with Same name has been deleted. Except the Active Policy in PDP.     PolicyName: "
+                            "Policies with Same name has been deleted. Except the Active Policy in PDP. PolicyName: "
                                         + activePolicyName);
                     } else {
                         // No Active Policy in PDP. So, deleting all entries from policyVersion table
@@ -1359,7 +1369,8 @@ public class PolicyManagerServlet extends HttpServlet {
                     String currentVersionScope =
                             policyNamewithExtension.substring(0, policyNamewithExtension.lastIndexOf(File.separator))
                                     .replace(File.separator, ".");
-                    query = "FROM PolicyEntity where policyName = :currentVersionPolicyName and scope = :currentVersionScope";
+                    query = "FROM PolicyEntity where policyName = :currentVersionPolicyName and "
+                            + "scope = :currentVersionScope";
 
                     SimpleBindings peParams = new SimpleBindings();
                     peParams.put("currentVersionPolicyName", currentVersionPolicyName);
@@ -1425,7 +1436,7 @@ public class PolicyManagerServlet extends HttpServlet {
                     }
                 }
             } else {
-                List<String> activePoliciesInPDP = new ArrayList<>();
+                List<String> activePoliciesInPdp = new ArrayList<>();
                 if (policyEntityObjects.isEmpty()) {
                     String policyScopeQuery = "delete PolicyEditorScopes where SCOPENAME like '"
                             + path.replace(BACKSLASH, ESCAPE_BACKSLASH) + PERCENT_AND_ID_GT_0;
@@ -1440,7 +1451,7 @@ public class PolicyManagerServlet extends HttpServlet {
                     List<Object> groupobject = controller.getDataByQuery(groupEntityQuery, geParams);
                     if (!groupobject.isEmpty()) {
                         pdpCheck = true;
-                        activePoliciesInPDP.add(policyEntity.getScope() + "." + policyEntity.getPolicyName());
+                        activePoliciesInPdp.add(policyEntity.getScope() + "." + policyEntity.getPolicyName());
                     } else {
                         // Delete the entity from Elastic Search Database
                         String searchFileName = policyEntity.getScope() + "." + policyEntity.getPolicyName();
@@ -1452,13 +1463,13 @@ public class PolicyManagerServlet extends HttpServlet {
                             Files.deleteIfExists(Paths.get(PolicyController.getConfigHome() + File.separator
                                     + policyEntity.getConfigurationData().getConfigurationName()));
                             controller.deleteData(policyEntity.getConfigurationData());
-                            restController.notifyOtherPAPSToUpdateConfigurations(DELETE, null,
+                            restController.notifyOtherPapsToUpdateConfigurations(DELETE, null,
                                     policyEntity.getConfigurationData().getConfigurationName());
                         } else if (policyNamewithoutExtension.contains(ACTION2)) {
                             Files.deleteIfExists(Paths.get(PolicyController.getActionHome() + File.separator
                                     + policyEntity.getActionBodyEntity().getActionBodyName()));
                             controller.deleteData(policyEntity.getActionBodyEntity());
-                            restController.notifyOtherPAPSToUpdateConfigurations(DELETE, null,
+                            restController.notifyOtherPapsToUpdateConfigurations(DELETE, null,
                                     policyEntity.getActionBodyEntity().getActionBodyName());
                         }
                     }
@@ -1475,22 +1486,22 @@ public class PolicyManagerServlet extends HttpServlet {
                 controller.watchPolicyFunction(entity, path, "DeleteScope");
                 if (pdpCheck) {
                     // Add Active Policies List to PolicyVersionTable
-                    for (String anActivePoliciesInPDP : activePoliciesInPDP) {
-                        String activePDPPolicyName = anActivePoliciesInPDP.replace(".xml", "");
-                        int activePDPPolicyVersion = Integer
-                                .parseInt(activePDPPolicyName.substring(activePDPPolicyName.lastIndexOf('.') + 1));
-                        activePDPPolicyName = activePDPPolicyName.substring(0, activePDPPolicyName.lastIndexOf('.'))
+                    for (String anActivePoliciesInPdp : activePoliciesInPdp) {
+                        String activePdpPolicyName = anActivePoliciesInPdp.replace(".xml", "");
+                        int activePdpPolicyVersion = Integer
+                                .parseInt(activePdpPolicyName.substring(activePdpPolicyName.lastIndexOf('.') + 1));
+                        activePdpPolicyName = activePdpPolicyName.substring(0, activePdpPolicyName.lastIndexOf('.'))
                                 .replace(".", File.separator);
-                        PolicyVersion insertActivePDPVersion = new PolicyVersion();
-                        insertActivePDPVersion.setPolicyName(activePDPPolicyName);
-                        insertActivePDPVersion.setHigherVersion(activePDPPolicyVersion);
-                        insertActivePDPVersion.setActiveVersion(activePDPPolicyVersion);
-                        insertActivePDPVersion.setCreatedBy(userId);
-                        insertActivePDPVersion.setModifiedBy(userId);
-                        controller.saveData(insertActivePDPVersion);
+                        PolicyVersion insertActivePdpVersion = new PolicyVersion();
+                        insertActivePdpVersion.setPolicyName(activePdpPolicyName);
+                        insertActivePdpVersion.setHigherVersion(activePdpPolicyVersion);
+                        insertActivePdpVersion.setActiveVersion(activePdpPolicyVersion);
+                        insertActivePdpVersion.setCreatedBy(userId);
+                        insertActivePdpVersion.setModifiedBy(userId);
+                        controller.saveData(insertActivePdpVersion);
                     }
                     return error("All the Policies has been deleted in Scope. Except the following list of Policies:"
-                            + activePoliciesInPDP);
+                            + activePoliciesInPdp);
                 } else {
                     String policyScopeQuery = "delete PolicyEditorScopes where SCOPENAME like '"
                             + path.replace(BACKSLASH, ESCAPE_BACKSLASH) + PERCENT_AND_ID_GT_0;
@@ -1517,13 +1528,13 @@ public class PolicyManagerServlet extends HttpServlet {
             Files.deleteIfExists(Paths.get(PolicyController.getConfigHome() + File.separator
                     + policyEntity.getConfigurationData().getConfigurationName()));
             controller.deleteData(policyEntity.getConfigurationData());
-            restController.notifyOtherPAPSToUpdateConfigurations(DELETE, null,
+            restController.notifyOtherPapsToUpdateConfigurations(DELETE, null,
                     policyEntity.getConfigurationData().getConfigurationName());
         } else if (policyNamewithoutExtension.contains(ACTION2)) {
             Files.deleteIfExists(Paths.get(PolicyController.getActionHome() + File.separator
                     + policyEntity.getActionBodyEntity().getActionBodyName()));
             controller.deleteData(policyEntity.getActionBodyEntity());
-            restController.notifyOtherPAPSToUpdateConfigurations(DELETE, null,
+            restController.notifyOtherPapsToUpdateConfigurations(DELETE, null,
                     policyEntity.getActionBodyEntity().getActionBodyName());
         }
     }
@@ -1532,8 +1543,8 @@ public class PolicyManagerServlet extends HttpServlet {
     private JSONObject editFile(JSONObject params) throws ServletException {
         // get content
         try {
-            PolicyController controller = getPolicyControllerInstance();
-            String mode = params.getString("mode");
+            final PolicyController controller = getPolicyControllerInstance();
+            final String mode = params.getString("mode");
             String path = params.getString("path");
             LOGGER.debug("editFile path: {}" + path);
 
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyNotificationMail.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyNotificationMail.java
index a135397af..34a95d98b 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyNotificationMail.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyNotificationMail.java
@@ -9,9 +9,9 @@
  * 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.
@@ -48,7 +48,7 @@ import org.springframework.mail.javamail.JavaMailSenderImpl;
 import org.springframework.mail.javamail.MimeMessageHelper;
 
 /**
- * Send policy notification mail depending on the mode for every policy being watched
+ * Send policy notification mail depending on the mode for every policy being watched.
  */
 @Configurable
 public class PolicyNotificationMail {
@@ -61,6 +61,11 @@ public class PolicyNotificationMail {
     private static final String DELETED_BY = "Deleted By : ";
     private static Logger policyLogger = FlexLogger.getLogger(PolicyNotificationMail.class);
 
+    /**
+     * javaMailSenderImpl.
+     *
+     * @return JavaMailSenderImpl object
+     */
     @Bean
     public JavaMailSenderImpl javaMailSenderImpl() {
         JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
@@ -199,14 +204,14 @@ public class PolicyNotificationMail {
 
     /**
      * For every policy being watched and when the policy name is one of the Config_, Action_ or Decision_,
-     * send the notification
-     * 
-     * @param mode
-     * @param policyNotificationDao
-     * @param subject
-     * @param message
-     * @param checkPolicyName
-     * @param watchList
+     * send the notification.
+     *
+     * @param mode String for the mode
+     * @param policyNotificationDao CommonClassDao
+     * @param subject String subject
+     * @param message String message
+     * @param checkPolicyName String check policy name
+     * @param watchList List of watch objects
      */
     private void composeAndSendMail(String mode, CommonClassDao policyNotificationDao, String subject, String message,
             String checkPolicyName, List<Object> watchList) {
@@ -215,7 +220,7 @@ public class PolicyNotificationMail {
         for (Object watch : watchList) {
             WatchPolicyNotificationTable list = (WatchPolicyNotificationTable) watch;
             String watchPolicyName = list.getPolicyName();
-            // this conditino check for specific stringin policy name being watched and
+            // this condition check for specific stringin policy name being watched and
             // also if the policy being checked is different from the watched ones,
             // then there is no need to send mail, hence continue with next policy in the loop
             if ((watchPolicyName.contains("Config_") || watchPolicyName.contains("Action_")
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
index 9d078a983..79b08d2ea 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java
@@ -124,27 +124,33 @@ public class PolicyRestController extends RestrictedBaseController {
         PolicyRestController.commonClassDao = commonClassDao;
     }
 
+    /**
+     * policyCreationController.
+     *
+     * @param request Request
+     * @param response Response
+     */
     @RequestMapping(value = {"/policycreation/save_policy"}, method = {RequestMethod.POST})
     public void policyCreationController(HttpServletRequest request, HttpServletResponse response) {
         String userId = UserUtils.getUserSession(request).getOrgUserId();
         ObjectMapper mapper = new ObjectMapper();
         mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
         try {
-            updateAndSendToPAP(request, response, userId, mapper);
+            updateAndSendToPap(request, response, userId, mapper);
         } catch (Exception e) {
             policyLogger.error("Exception Occured while saving policy", e);
         }
     }
 
-    private void updateAndSendToPAP(HttpServletRequest request, HttpServletResponse response, String userId,
+    private void updateAndSendToPap(HttpServletRequest request, HttpServletResponse response, String userId,
             ObjectMapper mapper) throws IOException {
         JsonNode root = mapper.readTree(request.getReader());
         policyLogger.info(
-                "****************************************Logging UserID while Create/Update Policy**************************************************");
+                "********************Logging UserID while Create/Update Policy***********************************");
         policyLogger.info(USER_ID + userId + "Policy Data Object:  "
                 + root.get(PolicyController.getPolicydata()).get("policy").toString());
         policyLogger.info(
-                "***********************************************************************************************************************************");
+                "************************************************************************************************");
 
         PolicyRestAdapter policyData = mapper.readValue(
                 root.get(PolicyController.getPolicydata()).get("policy").toString(), PolicyRestAdapter.class);
@@ -167,15 +173,15 @@ public class PolicyRestController extends RestrictedBaseController {
         String result;
         String body = PolicyUtils.objectToJsonString(policyData);
         String uri = request.getRequestURI();
-        ResponseEntity<?> responseEntity = sendToPAP(body, uri, HttpMethod.POST);
+        ResponseEntity<?> responseEntity = sendToPap(body, uri, HttpMethod.POST);
         if (responseEntity != null && responseEntity.getBody().equals(HttpServletResponse.SC_CONFLICT)) {
             result = "PolicyExists";
         } else if (responseEntity != null) {
             result = responseEntity.getBody().toString();
             String policyName = responseEntity.getHeaders().get(POLICY_NAME).get(0);
             if (policyData.isEditPolicy() && SUCCESS.equalsIgnoreCase(result)) {
-                PolicyNotificationMail email = new PolicyNotificationMail();
-                String mode = "EditPolicy";
+                final PolicyNotificationMail email = new PolicyNotificationMail();
+                final String mode = "EditPolicy";
                 String watchPolicyName = policyName.replace(XML, "");
                 String version = watchPolicyName.substring(watchPolicyName.lastIndexOf('.') + 1);
                 watchPolicyName =
@@ -198,8 +204,8 @@ public class PolicyRestController extends RestrictedBaseController {
 
         PrintWriter out = response.getWriter();
         String responseString = mapper.writeValueAsString(result);
-        JSONObject j = new JSONObject("{policyData: " + responseString + "}");
-        out.write(j.toString());
+        JSONObject json = new JSONObject("{policyData: " + responseString + "}");
+        out.write(json.toString());
     }
 
     private void modifyPolicyData(JsonNode root, PolicyRestAdapter policyData) {
@@ -228,7 +234,7 @@ public class PolicyRestController extends RestrictedBaseController {
         }
     }
 
-    private ResponseEntity<?> sendToPAP(String body, String requestURI, HttpMethod method) {
+    private ResponseEntity<?> sendToPap(String body, String requestUri, HttpMethod method) {
         String papUrl = PolicyController.getPapUrl();
         String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID);
         String papPass = PeCryptoUtils.decrypt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS));
@@ -242,7 +248,7 @@ public class PolicyRestController extends RestrictedBaseController {
         HttpEntity<?> requestEntity = new HttpEntity<>(body, headers);
         ResponseEntity<?> result = null;
         HttpClientErrorException exception = null;
-        String uri = requestURI;
+        String uri = requestUri;
         if (uri.startsWith("/")) {
             uri = uri.substring(uri.indexOf('/') + 1);
         }
@@ -279,8 +285,7 @@ public class PolicyRestController extends RestrictedBaseController {
         return result;
     }
 
-    private String callPAP(HttpServletRequest request, String method, String uriValue) {
-        String uri = uriValue;
+    private String callPap(HttpServletRequest request, String method, String uriValue) {
         String papUrl = PolicyController.getPapUrl();
         String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID);
         PeCryptoUtils.initAesKey(XACMLProperties.getProperty(XACMLRestProperties.PROP_AES_KEY));
@@ -296,6 +301,7 @@ public class PolicyRestController extends RestrictedBaseController {
         List<FileItem> items;
         FileItem item = null;
         File file = null;
+        String uri = uriValue;
         if (uri.contains(IMPORT_DICTIONARY)) {
             try {
                 items = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);
@@ -323,7 +329,7 @@ public class PolicyRestController extends RestrictedBaseController {
                 return doConnect(connection);
             }
 
-            checkURI(request, uri, connection, item);
+            checkUri(request, uri, connection, item);
 
             return doConnect(connection);
         } catch (Exception e) {
@@ -350,7 +356,7 @@ public class PolicyRestController extends RestrictedBaseController {
         return null;
     }
 
-    private void checkURI(HttpServletRequest request, String uri, HttpURLConnection connection, FileItem item)
+    private void checkUri(HttpServletRequest request, String uri, HttpURLConnection connection, FileItem item)
             throws IOException {
         String boundary;
         if (!(uri.endsWith("set_BRMSParamData") || uri.contains(IMPORT_DICTIONARY))) {
@@ -424,11 +430,17 @@ public class PolicyRestController extends RestrictedBaseController {
         return null;
     }
 
+    /**
+     * getDictionaryController.
+     *
+     * @param request Request
+     * @param response Response
+     */
     @RequestMapping(value = {"/getDictionary/*"}, method = {RequestMethod.GET})
     public void getDictionaryController(HttpServletRequest request, HttpServletResponse response) {
         String uri = request.getRequestURI().replace("/getDictionary", "");
         String body;
-        ResponseEntity<?> responseEntity = sendToPAP(null, uri, HttpMethod.GET);
+        ResponseEntity<?> responseEntity = sendToPap(null, uri, HttpMethod.GET);
         if (responseEntity != null) {
             body = responseEntity.getBody().toString();
         } else {
@@ -441,6 +453,13 @@ public class PolicyRestController extends RestrictedBaseController {
         }
     }
 
+    /**
+     * saveDictionaryController.
+     *
+     * @param request Request
+     * @param response Response
+     * @throws IOException IO Exception
+     */
     @RequestMapping(value = {"/saveDictionary/*/*"}, method = {RequestMethod.POST})
     public void saveDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException {
         String userId = "";
@@ -455,12 +474,12 @@ public class PolicyRestController extends RestrictedBaseController {
         }
 
         policyLogger.info(
-                "****************************************Logging UserID while Saving Dictionary*****************************************************");
+                "********************Logging UserID while Saving Dictionary**************************************");
         policyLogger.info(USER_ID + userId);
         policyLogger.info(
-                "***********************************************************************************************************************************");
+                "************************************************************************************************");
 
-        String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim());
+        String body = callPap(request, "POST", uri.replaceFirst("/", "").trim());
         if (body != null && !body.isEmpty()) {
             response.getWriter().write(body);
         } else {
@@ -468,6 +487,13 @@ public class PolicyRestController extends RestrictedBaseController {
         }
     }
 
+    /**
+     * deletetDictionaryController.
+     *
+     * @param request Request
+     * @param response Response
+     * @throws IOException IO Exception
+     */
     @RequestMapping(value = {"/deleteDictionary/*/*"}, method = {RequestMethod.POST})
     public void deletetDictionaryController(HttpServletRequest request, HttpServletResponse response)
             throws IOException {
@@ -479,12 +505,12 @@ public class PolicyRestController extends RestrictedBaseController {
 
         String userId = UserUtils.getUserSession(request).getOrgUserId();
         policyLogger.info(
-                "****************************************Logging UserID while Deleting Dictionary*****************************************************");
+                "**********************Logging UserID while Deleting Dictionary*************************************");
         policyLogger.info(USER_ID + userId);
         policyLogger.info(
-                "*************************************************************************************************************************************");
+                "***************************************************************************************************");
 
-        String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim());
+        String body = callPap(request, "POST", uri.replaceFirst("/", "").trim());
         if (body != null && !body.isEmpty()) {
             response.getWriter().write(body);
         } else {
@@ -492,6 +518,14 @@ public class PolicyRestController extends RestrictedBaseController {
         }
     }
 
+    /**
+     * searchDictionaryController.
+     *
+     * @param request Request
+     * @param response Response
+     * @return ModelAndView object
+     * @throws IOException IO Exception
+     */
     @RequestMapping(value = {"/searchDictionary"}, method = {RequestMethod.POST})
     public ModelAndView searchDictionaryController(HttpServletRequest request, HttpServletResponse response)
             throws IOException {
@@ -502,7 +536,7 @@ public class PolicyRestController extends RestrictedBaseController {
         }
         uri = ONAP + uri.substring(uri.indexOf('/'));
         try {
-            String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim());
+            String body = callPap(request, "POST", uri.replaceFirst("/", "").trim());
             if (body.contains("CouldNotConnectException")) {
                 List<String> data = new ArrayList<>();
                 data.add("Elastic Search Server is down");
@@ -522,11 +556,19 @@ public class PolicyRestController extends RestrictedBaseController {
         response.setCharacterEncoding(PolicyController.getCharacterencoding());
         response.setContentType(PolicyController.getContenttype());
         PrintWriter out = response.getWriter();
-        JSONObject j = new JSONObject("{result: " + resultList + "}");
-        out.write(j.toString());
+        JSONObject json = new JSONObject("{result: " + resultList + "}");
+        out.write(json.toString());
         return null;
     }
 
+    /**
+     * searchPolicy.
+     *
+     * @param request request
+     * @param response response
+     * @return ModelAndView object
+     * @throws IOException IO exception
+     */
     @RequestMapping(value = {"/searchPolicy"}, method = {RequestMethod.POST})
     public ModelAndView searchPolicy(HttpServletRequest request, HttpServletResponse response) throws IOException {
         Object resultList;
@@ -535,7 +577,7 @@ public class PolicyRestController extends RestrictedBaseController {
             uri = uri.substring(uri.indexOf('/') + 1);
         }
         uri = ONAP + uri.substring(uri.indexOf('/'));
-        String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim());
+        String body = callPap(request, "POST", uri.replaceFirst("/", "").trim());
 
         JSONObject json = new JSONObject(body);
         try {
@@ -554,20 +596,28 @@ public class PolicyRestController extends RestrictedBaseController {
         request.setCharacterEncoding(UTF_8);
 
         PrintWriter out = response.getWriter();
-        JSONObject j = new JSONObject("{result: " + resultList + "}");
-        out.write(j.toString());
+        JSONObject json2 = new JSONObject("{result: " + resultList + "}");
+        out.write(json2.toString());
         return null;
     }
 
     public void deleteElasticData(String fileName) {
         String uri = "searchPolicy?action=delete&policyName='" + fileName + "'";
-        callPAP(null, "POST", uri.trim());
+        callPap(null, "POST", uri.trim());
     }
 
-    public String notifyOtherPAPSToUpdateConfigurations(String mode, String newName, String oldName) {
+    /**
+     * notifyOtherPAPSToUpdateConfigurations.
+     *
+     * @param mode Mode
+     * @param newName New Name
+     * @param oldName Old Name
+     * @return String
+     */
+    public String notifyOtherPapsToUpdateConfigurations(String mode, String newName, String oldName) {
         String uri =
                 "onap/notifyOtherPAPs?action=" + mode + "&newPolicyName=" + newName + "&oldPolicyName=" + oldName + "";
-        return callPAP(null, "POST", uri.trim());
+        return callPap(null, "POST", uri.trim());
     }
 
 }
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyUserInfoController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyUserInfoController.java
index ac11776a1..416318817 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyUserInfoController.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyUserInfoController.java
@@ -45,6 +45,12 @@ public class PolicyUserInfoController extends RestrictedBaseController {
 
     private static final Logger LOGGER = FlexLogger.getLogger(PolicyUserInfoController.class);
 
+    /**
+     * getPolicyUserInfo - fills the HTTP response with user information.
+     *
+     * @param request HttpServletRequest
+     * @param response HttpServletResponse
+     */
     @RequestMapping(value = "/get_PolicyUserInfo", method = RequestMethod.GET)
     public void getPolicyUserInfo(HttpServletRequest request, HttpServletResponse response) {
         JsonMessage msg;
@@ -54,8 +60,8 @@ public class PolicyUserInfoController extends RestrictedBaseController {
             ObjectMapper mapper = new ObjectMapper();
             model.put("userid", userId);
             msg = new JsonMessage(mapper.writeValueAsString(model));
-            JSONObject j = new JSONObject(msg);
-            response.getWriter().write(j.toString());
+            JSONObject json = new JSONObject(msg);
+            response.getWriter().write(json.toString());
         } catch (Exception e) {
             LOGGER.error("Exception Occurred" + e);
         }
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
index 6db7a4051..142613e93 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java
@@ -251,7 +251,7 @@ public class RESTfulPAPEngine extends StdPDPItemSetChangeNotifier implements PAP
 
     /**
      * validatePolicyRequest Creates a pap policy and then send to pap.
-     * 
+     *
      * @param policyAdapter Input Adapter
      * @param policyType Type of Policy
      * @return true if validated
@@ -342,7 +342,7 @@ public class RESTfulPAPEngine extends StdPDPItemSetChangeNotifier implements PAP
      * <p>The content is either an InputStream to be copied to the Request OutputStream OR it is an object that is to be
      * encoded into JSON and pushed into the Request OutputStream.
      *
-     * <p>The Request parameters may be encoded in multiple "name=value" sets, or parameters may be 
+     * <p>The Request parameters may be encoded in multiple "name=value" sets, or parameters may be
      * combined by the caller.
      *
      * @param method method
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/PolicyExportAndImportController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/PolicyExportAndImportController.java
index fb566f37d..11075ef6a 100644
--- a/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/PolicyExportAndImportController.java
+++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/PolicyExportAndImportController.java
@@ -7,9 +7,9 @@
  * 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.
@@ -117,7 +117,7 @@ public class PolicyExportAndImportController extends RestrictedBaseController {
 
     /**
      * This is for downloading existing policy.
-     * 
+     *
      * @param request HttpServletRequest
      * @param response HttpServletResponse
      * @throws IOException error out
@@ -180,8 +180,8 @@ public class PolicyExportAndImportController extends RestrictedBaseController {
             PrintWriter out = response.getWriter();
             String successMap = file.substring(file.lastIndexOf("webapps") + 8);
             String responseString = mapper.writeValueAsString(successMap);
-            JSONObject j = new JSONObject("{data: " + responseString + "}");
-            out.write(j.toString());
+            JSONObject json = new JSONObject("{data: " + responseString + "}");
+            out.write(json.toString());
         } catch (Exception e) {
             logger.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Exception Occured while Exporting Policies" + e);
         }
@@ -250,7 +250,7 @@ public class PolicyExportAndImportController extends RestrictedBaseController {
 
     /**
      * This is to upload a policy and save it to database.
-     * 
+     *
      * @param file String
      * @param request HttpServletRequest
      * @return JSONObject
@@ -358,7 +358,7 @@ public class PolicyExportAndImportController extends RestrictedBaseController {
 
     /**
      * This is to validate all matching required fields.
-     * 
+     *
      * @param policyName String
      * @param jsonString String
      * @return String
@@ -769,7 +769,7 @@ public class PolicyExportAndImportController extends RestrictedBaseController {
             saveVersion(policyEntity, scope, userId); //
             // Notify Other paps regarding Export Policy.
             PolicyRestController restController = new PolicyRestController();
-            restController.notifyOtherPAPSToUpdateConfigurations("exportPolicy", configName, null);
+            restController.notifyOtherPapsToUpdateConfigurations("exportPolicy", configName, null);
         }
     }
 }