sonar clean code

- refactor parse tosca

Change-Id: Ifbdd5427a24fd549730e59859ede62dd8ba18b93
Issue-ID: EXTAPI-46
Signed-off-by: romaingimbert <romain.gimbert@orange.com>

1 files changed, 47 insertions, 38 deletions

diff --git a/src/main/java/org/onap/nbi/apis/servicecatalog/ToscaInfosProcessor.java b/src/main/java/org/onap/nbi/apis/servicecatalog/ToscaInfosProcessor.java
index 48f433c..e3dbbd7 100644
--- a/src/main/java/org/onap/nbi/apis/servicecatalog/ToscaInfosProcessor.java
+++ b/src/main/java/org/onap/nbi/apis/servicecatalog/ToscaInfosProcessor.java
@@ -1,14 +1,15 @@
 /**
  * Copyright (c) 2018 Orange
  *
- * 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
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
- * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
- * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations under the License.
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
  */
 package org.onap.nbi.apis.servicecatalog;
 
@@ -43,11 +44,11 @@ public class ToscaInfosProcessor {
     private static final Logger LOGGER = LoggerFactory.getLogger(ToscaInfosProcessor.class);
 
     public void buildResponseWithToscaInfos(LinkedHashMap toscaInfosTopologyTemplate,
-        LinkedHashMap serviceCatalogResponse) {
+            LinkedHashMap serviceCatalogResponse) {
         if (toscaInfosTopologyTemplate.get("inputs") != null) {
             ArrayList serviceSpecCharacteristic = new ArrayList();
             LinkedHashMap toscaInfos = (LinkedHashMap) toscaInfosTopologyTemplate.get("inputs");
-            for (Object key : toscaInfos.keySet()) {
+            for (Object key : toscaInfos.entrySet()) {
                 String keyString = (String) key;
                 LinkedHashMap inputParameter = (LinkedHashMap) toscaInfos.get(key);
                 LinkedHashMap mapParameter = new LinkedHashMap();
@@ -59,7 +60,7 @@ public class ToscaInfosProcessor {
                 mapParameter.put("required", inputParameter.get("required"));
                 mapParameter.put("status", inputParameter.get("status"));
                 List<LinkedHashMap> serviceSpecCharacteristicValues =
-                    buildServiceSpecCharacteristicsValues(inputParameter, parameterType);
+                        buildServiceSpecCharacteristicsValues(inputParameter, parameterType);
                 mapParameter.put("serviceSpecCharacteristicValue", serviceSpecCharacteristicValues);
                 serviceSpecCharacteristic.add(mapParameter);
             }
@@ -69,10 +70,10 @@ public class ToscaInfosProcessor {
         LinkedHashMap nodeTemplate = (LinkedHashMap) toscaInfosTopologyTemplate.get("node_templates");
 
         List<LinkedHashMap> resourceSpecifications =
-            (List<LinkedHashMap>) serviceCatalogResponse.get("resourceSpecification");
+                (List<LinkedHashMap>) serviceCatalogResponse.get("resourceSpecification");
         for (LinkedHashMap resourceSpecification : resourceSpecifications) {
             String id = (String) resourceSpecification.get("id");
-            LOGGER.debug("get tosca infos for service id: " + id);
+            LOGGER.debug("get tosca infos for service id: {0}", id);
             LinkedHashMap toscaInfosFromResourceId = getToscaInfosFromResourceUUID(nodeTemplate, id);
             if (toscaInfosFromResourceId != null) {
                 resourceSpecification.put("modelCustomizationId", toscaInfosFromResourceId.get("customizationUUID"));
@@ -85,13 +86,13 @@ public class ToscaInfosProcessor {
     private List<LinkedHashMap> buildServiceSpecCharacteristicsValues(LinkedHashMap parameter, String parameterType) {
         List<LinkedHashMap> serviceSpecCharacteristicValues = new ArrayList<>();
         if (!"map".equalsIgnoreCase(parameterType) && !"list".equalsIgnoreCase(parameterType)) {
-            LOGGER.debug("get tosca infos for serviceSpecCharacteristicValues of type map or string : " + parameter);
+            LOGGER.debug("get tosca infos for serviceSpecCharacteristicValues of type map or string : {0}", parameter);
             Object aDefault = parameter.get("default");
             if (parameter.get("entry_schema") != null) {
                 ArrayList entrySchema = (ArrayList) parameter.get("entry_schema");
                 if (CollectionUtils.isNotEmpty(entrySchema)) {
                     buildCharacteristicValuesFormShema(parameterType, serviceSpecCharacteristicValues, aDefault,
-                        entrySchema);
+                            entrySchema);
                 }
             }
         }
@@ -99,7 +100,7 @@ public class ToscaInfosProcessor {
     }
 
     private void buildCharacteristicValuesFormShema(String parameterType,
-        List<LinkedHashMap> serviceSpecCharacteristicValues, Object aDefault, ArrayList entry_schema) {
+            List<LinkedHashMap> serviceSpecCharacteristicValues, Object aDefault, ArrayList entry_schema) {
         LinkedHashMap constraints = (LinkedHashMap) entry_schema.get(0);
         if (constraints != null) {
             ArrayList constraintsList = (ArrayList) constraints.get("constraints");
@@ -111,7 +112,7 @@ public class ToscaInfosProcessor {
                         String stringValue = value.toString();
                         LinkedHashMap serviceSpecCharacteristicValue = new LinkedHashMap();
                         serviceSpecCharacteristicValue.put("isDefault",
-                            aDefault != null && aDefault.toString().equals(stringValue));
+                                aDefault != null && aDefault.toString().equals(stringValue));
                         serviceSpecCharacteristicValue.put("value", stringValue);
                         serviceSpecCharacteristicValue.put("valueType", parameterType);
                         serviceSpecCharacteristicValues.add(serviceSpecCharacteristicValue);
@@ -123,7 +124,7 @@ public class ToscaInfosProcessor {
 
 
     private LinkedHashMap getToscaInfosFromResourceUUID(LinkedHashMap node_templates, String name) {
-        if (node_templates != null) {
+        if(node_templates!=null) {
             for (Object nodeTemplateObject : node_templates.values()) {
                 LinkedHashMap nodeTemplate = (LinkedHashMap) nodeTemplateObject;
                 LinkedHashMap metadata = (LinkedHashMap) nodeTemplate.get("metadata");
@@ -134,7 +135,6 @@ public class ToscaInfosProcessor {
                 }
             }
         }
-
         return null;
     }
 
@@ -156,39 +156,48 @@ public class ToscaInfosProcessor {
             LOGGER.debug("temp folder for tosca files : " + folderTemp.getName());
 
             LinkedHashMap toscaMetaFileHashMap = parseToscaFile(tempFolderName + "/TOSCA-Metadata/TOSCA.meta");
-            if (toscaMetaFileHashMap.get("Entry-Definitions") == null) {
-                throw new NullPointerException("no Entry-Definitions node in TOSCA.meta");
-            }
+            topologyTemplate = getToscaTopologyTemplateNode(tempFolderName, toscaMetaFileHashMap);
+            return topologyTemplate;
+        } catch (TechnicalException e) {
+            LOGGER.error("unable to parse tosca file for id : " + serviceId, e);
+            return  topologyTemplate;
+        }
+        finally {
+            deleteTempFiles(serviceId, toscaFile, folderTemp);
+        }
+
+    }
+
+    private LinkedHashMap getToscaTopologyTemplateNode(String tempFolderName,LinkedHashMap toscaMetaFileHashMap) {
+        LinkedHashMap topologyTemplate = null;
+        if (toscaMetaFileHashMap.get("Entry-Definitions") != null) {
             String toscaFilePath = (String) toscaMetaFileHashMap.get("Entry-Definitions");
             LinkedHashMap toscaFileHashMap = parseToscaFile(tempFolderName + "/" + toscaFilePath);
-
-            if (toscaFileHashMap.get("topology_template") == null) {
-                throw new NullPointerException("no topology_template node in tosca file");
+            if (toscaFileHashMap.get("topology_template") != null) {
+                topologyTemplate = (LinkedHashMap) toscaFileHashMap.get("topology_template");
+            } else {
+                LOGGER.error("no Entry-Definitions node in TOSCA.meta");
             }
-            topologyTemplate = (LinkedHashMap) toscaFileHashMap.get("topology_template");
-
-        }  catch (NullPointerException e) {
-            LOGGER.warn("unable to parse tosca file for id : " + serviceId, e);
-            return null;
+        } else {
+            LOGGER.error("no topology_template node in tosca file");
+        }
+        return topologyTemplate;
+    }
 
-        }finally {
 
-            try {
+    private void deleteTempFiles(String serviceId, File toscaFile, File folderTemp) {
+        try {
+            if(folderTemp!=null){
                 LOGGER.debug("deleting temp folder for tosca files : " + folderTemp.getName());
                 FileUtils.deleteDirectory(folderTemp);
-                LOGGER.debug("deleting tosca archive : " + toscaFile.getName());
-                FileUtils.forceDelete(toscaFile);
-                return topologyTemplate;
-
-            } catch (IOException e) {
-                LOGGER.error("unable to delete temp directory tosca file for id : " + serviceId, e);
-                return null;
             }
+            LOGGER.debug("deleting tosca archive : " + toscaFile.getName());
+            FileUtils.forceDelete(toscaFile);
+        } catch (IOException e) {
+            LOGGER.error("unable to delete temp directory tosca file for id : " + serviceId, e);
         }
-
     }
 
-
     private LinkedHashMap parseToscaFile(String fileName) {
 
         File toscaFile = new File(fileName);