Fix Sonar Qube Violations

Issue-ID: CPS-475
Signed-off-by: lukegleeson <luke.gleeson@est.tech>
Change-Id: Iffd7b24cf42db73a8b93c4d1f2860e41a82e565d

2 files changed, 6 insertions, 7 deletions

diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/NetworkCmProxyDataServiceImpl.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/NetworkCmProxyDataServiceImpl.java
index dfe5603431..c840c0a7d4 100755
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/NetworkCmProxyDataServiceImpl.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/NetworkCmProxyDataServiceImpl.java
@@ -225,11 +225,10 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
 
     private DataNode fetchDataNodeFromDmiRegistryForCmHandle(final String cmHandle) {
         final String xpathForDmiRegistryToFetchCmHandle = "/dmi-registry/cm-handles[@id='" + cmHandle + "']";
-        final var dataNode = cpsDataService.getDataNode(NCMP_DATASPACE_NAME,
+        return cpsDataService.getDataNode(NCMP_DATASPACE_NAME,
                 NCMP_DMI_REGISTRY_ANCHOR,
                 xpathForDmiRegistryToFetchCmHandle,
                 FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS);
-        return dataNode;
     }
 
     private String prepareOperationBody(final GenericRequestBody requestBodyObject) {
@@ -243,7 +242,7 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
     }
 
     private Map<String, String> getCmHandlePropertiesAsMap(final Collection<DataNode> cmHandlePropertiesList) {
-        if (cmHandlePropertiesList == null || cmHandlePropertiesList.size() == 0) {
+        if (cmHandlePropertiesList == null || cmHandlePropertiesList.isEmpty()) {
             return null;
         }
         final Map<String, String> cmHandlePropertiesMap = new LinkedHashMap<>();
@@ -329,7 +328,7 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
         persistenceCmHandle.setDmiServiceName(dmiPluginService);
         persistenceCmHandle.setId(cmHandle.getCmHandleID());
         if (cmHandle.getCmHandleProperties() == null) {
-            persistenceCmHandle.setAdditionalProperties(Collections.EMPTY_MAP);
+            persistenceCmHandle.setAdditionalProperties(Collections.emptyMap());
         } else {
             persistenceCmHandle.setAdditionalProperties(cmHandle.getCmHandleProperties());
         }
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
index 7b3b726284..c57723d322 100644
--- a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
@@ -91,7 +91,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService
 
     private static final Gson GSON = new GsonBuilder().create();
     private static final String REG_EX_FOR_OPTIONAL_LIST_INDEX = "(\\[@[\\s\\S]+?]){0,1})";
-    private static final String REG_EX_FOR_LIST_NODE_KEY = "\\[(\\@([^/]*?))+( and)*\\]$";
+    private static final String REG_EX_FOR_LIST_NODE_KEY = "\\[(\\@([^/]*?)){0,99}( and)*\\]$";
 
     @Override
     public void addChildDataNode(final String dataspaceName, final String anchorName, final String parentXpath,
@@ -344,10 +344,10 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService
         final Matcher descendantNodeHasListNodeKey = Pattern.compile(REG_EX_FOR_LIST_NODE_KEY).matcher(descendantNode);
 
         final boolean xpathPointsToAValidChildNodeWithKey = parentEntity.getChildFragments().stream().anyMatch(
-            (fragment) -> fragment.getXpath().equals(listNodeXpath));
+            fragment -> fragment.getXpath().equals(listNodeXpath));
 
         final boolean xpathPointsToAValidChildNodeWithoutKey = parentEntity.getChildFragments().stream().anyMatch(
-            (fragment) -> fragment.getXpath().replaceAll(REG_EX_FOR_LIST_NODE_KEY, "").equals(listNodeXpath));
+            fragment -> fragment.getXpath().replaceAll(REG_EX_FOR_LIST_NODE_KEY, "").equals(listNodeXpath));
 
         if ((descendantNodeHasListNodeKey.find() && xpathPointsToAValidChildNodeWithKey)
             ||