Sonar fixes in ArtifactValidatorExecuter

Blocker sonar issues fix and CheckStyle formating corrections.

Change-Id: I0882722f66bb0bb80b6eb85fe11657d10fe86d37
Issue-ID: APPC-525
Signed-off-by: wejs <maciej.wejs@nokia.com>
diff --git a/asdctool/src/main/java/org/openecomp/sdc/asdctool/impl/validator/executers/ArtifactValidatorExecuter.java b/asdctool/src/main/java/org/openecomp/sdc/asdctool/impl/validator/executers/ArtifactValidatorExecuter.java
index 4b9764d..7f85d9d 100644
--- a/asdctool/src/main/java/org/openecomp/sdc/asdctool/impl/validator/executers/ArtifactValidatorExecuter.java
+++ b/asdctool/src/main/java/org/openecomp/sdc/asdctool/impl/validator/executers/ArtifactValidatorExecuter.java
@@ -1,5 +1,6 @@
 package org.openecomp.sdc.asdctool.impl.validator.executers;
 
+import fj.data.Either;
 import java.io.BufferedWriter;
 import java.io.FileOutputStream;
 import java.io.IOException;
@@ -30,116 +31,107 @@
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 
-import fj.data.Either;
+public class ArtifactValidatorExecuter {
 
-public class ArtifactValidatorExecuter{
-	
-	 @Autowired
-	 protected TitanDao titanDao;
+    @Autowired
+    protected TitanDao titanDao;
 
-	 @Autowired
-	 private ToscaOperationFacade toscaOperationFacade;
-	 private static Logger log = LoggerFactory.getLogger(ArtifactValidatorExecuter.class.getName());
-	 
-	 protected String name;
+    @Autowired
+    private ToscaOperationFacade toscaOperationFacade;
+    private static Logger log = LoggerFactory.getLogger(ArtifactValidatorExecuter.class.getName());
 
-	    public void setName(String name) {
-	        this.name = name;
-	    }
+    protected String name;
 
-	    public String getName() {
-	        return name;
-	    }
+    public void setName(String name) {
+        this.name = name;
+    }
 
-	 
-	
-	   public Map<String, List<Component>> getVerticesToValidate(VertexTypeEnum type, Map<GraphPropertyEnum, Object> hasProps){
-		   Map<String, List<Component>> result = new HashMap<>();
-	        Either<List<GraphVertex>, TitanOperationStatus> resultsEither = titanDao.getByCriteria(type, hasProps);
-	        if (resultsEither.isRight()) {
-	            System.out.println("getVerticesToValidate failed "+ resultsEither.right().value());
-	            return result;
-	        }
-	        System.out.println("getVerticesToValidate: "+resultsEither.left().value().size()+" vertices to scan");
-	        List<GraphVertex> componentsList = resultsEither.left().value();
-	        componentsList.forEach(vertex -> {
-	        	String ivariantUuid = (String)vertex.getMetadataProperty(GraphPropertyEnum.INVARIANT_UUID);
-	        	if(!result.containsKey(ivariantUuid)){
-	        		List<Component> compList = new ArrayList<Component>();
-	        		result.put(ivariantUuid, compList);
-	        	}
-	        	List<Component> compList = result.get(ivariantUuid);
-	        	
-	        	ComponentParametersView filter = new ComponentParametersView(true);				
-				filter.setIgnoreArtifacts(false);
-				
-				Either<Component, StorageOperationStatus> toscaElement = toscaOperationFacade.getToscaElement(vertex.getUniqueId(), filter);
-				if (toscaElement.isRight()) {
-					System.out.println("getVerticesToValidate: failed to find element"+ vertex.getUniqueId()+" staus is" + toscaElement.right().value());
-				}else{
-					compList.add(toscaElement.left().value());
-				}
-	        	 
-	        });	        
-	      
-			return result;
-	    }
-	    
-	   public boolean validate( Map<String, List<Component>> vertices) {
-		   boolean result = true;
-		   long time = System.currentTimeMillis();
-		   String fileName = ValidationConfigManager.getOutputFilePath() + this.getName() + "_"+ time + ".csv";
-		   Writer writer = null;
-		   try {
-			writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(fileName), "utf-8"));
-			writer.write("name, UUID, invariantUUID, state, version\n");
-			Collection<List<Component>> collection = vertices.values();
-			for(List<Component> compList: collection ){
-				Set<String> artifactEsId = new HashSet<>();
-				for(Component component: compList ){
-					Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
-					Optional<ArtifactDefinition> op = toscaArtifacts.values().
-							stream().filter(a -> artifactEsId.contains(a.getEsId())).findAny();
-					if(op.isPresent()){
-						result = false;
-						writeModuleResultToFile(writer, compList);
-						writer.flush();
-						break;
-					}else{
-						artifactEsId.addAll(toscaArtifacts.values().stream().map(ArtifactDefinition::getEsId).collect(Collectors.toList()))	;
-					}
-				}
-				
-			}
-			
-		   } catch (Exception e) {
-				log.info("Failed to fetch vf resources ", e);
-				return false;
-			} finally {
-				titanDao.commit();
-				try {
-					writer.flush();
-					writer.close();
-				} catch (Exception ex) {
-					/* ignore */}
-			}
-			return result;
-	    }
-	   
-	   private void writeModuleResultToFile(Writer writer, List<Component> components) {
-			try {
-				// "service name, service id, state, version
-				for(Component component: components ){
-					StringBuffer sb = new StringBuffer(component.getName());
-					sb.append(",").append(component.getUniqueId()).append(",").append(component.getInvariantUUID()).append(",").append(component.getLifecycleState()).append(",").append(component.getVersion());
-					
-					sb.append("\n");
-					writer.write(sb.toString());
-				}
-			} catch (IOException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-		}
+    public String getName() {
+        return name;
+    }
 
+    public Map<String, List<Component>> getVerticesToValidate(VertexTypeEnum type,
+                                                              Map<GraphPropertyEnum, Object> hasProps) {
+
+        Map<String, List<Component>> result = new HashMap<>();
+        Either<List<GraphVertex>, TitanOperationStatus> resultsEither = titanDao.getByCriteria(type, hasProps);
+        if (resultsEither.isRight()) {
+            System.out.println("getVerticesToValidate failed " + resultsEither.right().value());
+            return result;
+        }
+        System.out.println("getVerticesToValidate: " + resultsEither.left().value().size() + " vertices to scan");
+        List<GraphVertex> componentsList = resultsEither.left().value();
+        componentsList.forEach(vertex -> {
+            String ivariantUuid = (String)vertex.getMetadataProperty(GraphPropertyEnum.INVARIANT_UUID);
+            if (!result.containsKey(ivariantUuid)) {
+                result.put(ivariantUuid, new ArrayList<>());
+            }
+            List<Component> compList = result.get(ivariantUuid);
+
+            ComponentParametersView filter = new ComponentParametersView(true);
+            filter.setIgnoreArtifacts(false);
+
+            Either<Component, StorageOperationStatus> toscaElement
+                = toscaOperationFacade.getToscaElement(vertex.getUniqueId(), filter);
+            if (toscaElement.isRight()) {
+                System.out.println("getVerticesToValidate: failed to find element"
+                    + vertex.getUniqueId() + " staus is" + toscaElement.right().value());
+            } else {
+                compList.add(toscaElement.left().value());
+            }
+        });
+        return result;
+    }
+
+    public boolean validate(Map<String, List<Component>> vertices) {
+        boolean result = true;
+        long time = System.currentTimeMillis();
+        String fileName = ValidationConfigManager.getOutputFilePath() + this.getName() + "_" + time + ".csv";
+
+        try (Writer writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(fileName), "utf-8"))) {
+            writer.write("name, UUID, invariantUUID, state, version\n");
+            Collection<List<Component>> collection = vertices.values();
+            for (List<Component> compList: collection) {
+                Set<String> artifactEsId = new HashSet<>();
+                for (Component component: compList) {
+                    Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
+                    Optional<ArtifactDefinition> op = toscaArtifacts.values()
+                        .stream().filter(a -> artifactEsId.contains(a.getEsId())).findAny();
+                    if (op.isPresent()) {
+                        result = false;
+                        writeModuleResultToFile(writer, compList);
+                        writer.flush();
+                        break;
+                    } else {
+                        artifactEsId.addAll(toscaArtifacts.values()
+                            .stream().map(ArtifactDefinition::getEsId).collect(Collectors.toList()));
+                    }
+                }
+            }
+        } catch (Exception e) {
+            log.info("Failed to fetch vf resources ", e);
+            return false;
+        } finally {
+            titanDao.commit();
+        }
+        return result;
+    }
+
+    private void writeModuleResultToFile(Writer writer, List<Component> components) {
+        try {
+            // "service name, service id, state, version
+            for (Component component: components ) {
+                StringBuilder sb = new StringBuilder(component.getName());
+                sb.append(",").append(component.getUniqueId())
+                    .append(",").append(component.getInvariantUUID())
+                    .append(",").append(component.getLifecycleState())
+                    .append(",").append(component.getVersion())
+                    .append("\n");
+
+                writer.write(sb.toString());
+            }
+        } catch (IOException e) {
+            log.debug("Cannot write module result to file", e);
+        }
+    }
 }