Fixed checkstyle

Author: Vitaliy Boyko

src/com/magento/idea/magento2plugin/actions/generation/generator/LayoutXmlGenerator.java

@@ -115,7 +115,10 @@ public PsiFile generate(final String actionName) {
                         null,
                         false
                 );
-                uiComponentTag.setAttribute(LayoutXml.NAME_ATTRIBUTE, layoutXmlData.getUiComponentName());
+                uiComponentTag.setAttribute(
+                        LayoutXml.NAME_ATTRIBUTE,
+                        layoutXmlData.getUiComponentName()
+                );
                 contentContainer.addSubTag(uiComponentTag, false);
 
                 if (contentContainerIsGenerated) {

src/com/magento/idea/magento2plugin/indexes/PluginIndex.java

@@ -2,6 +2,7 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+
 package com.magento.idea.magento2plugin.indexes;
 
 import com.intellij.openapi.project.Project;
@@ -14,42 +15,62 @@
 import com.intellij.util.indexing.FileBasedIndex;
 import com.magento.idea.magento2plugin.magento.files.ModuleDiXml;
 import com.magento.idea.magento2plugin.util.xml.XmlPsiTreeUtil;
-
 import java.util.ArrayList;
 import java.util.Collection;
 
-public class PluginIndex {
+public final class PluginIndex {
 
-    private static PluginIndex INSTANCE;
+    private static PluginIndex INSTANCE; //NOPMD
 
     private Project project;
 
     private PluginIndex() {
     }
 
+    /**
+     * Getter fo index instance.
+     *
+     * @param project Project
+     * @return PluginIndex
+     */
     public static PluginIndex getInstance(final Project project) {
-        if (null == INSTANCE) {
+        if (null == INSTANCE) { //NOPMD
             INSTANCE = new PluginIndex();
         }
         INSTANCE.project = project;
 
         return INSTANCE;
     }
 
-    public Collection<PsiElement> getPluginElements(final String name, final GlobalSearchScope scope) {
-        Collection<PsiElement> result = new ArrayList<>();
+    /**
+     * Getter fo plugin elements.
+     *
+     * @param name String
+     * @param scope GlobalSearchScope
+     * @return Collection
+     */
+    public Collection<PsiElement> getPluginElements(
+            final String name,
+            final GlobalSearchScope scope
+    ) {
+        final Collection<PsiElement> result = new ArrayList<>();
 
-        Collection<VirtualFile> virtualFiles =
+        final Collection<VirtualFile> virtualFiles =
                 FileBasedIndex.getInstance().getContainingFiles(
                         com.magento.idea.magento2plugin.stubs.indexes.PluginIndex.KEY,
                         name,
                         scope
                 );
 
-        for (VirtualFile virtualFile : virtualFiles) {
-            XmlFile xmlFile = (XmlFile) PsiManager.getInstance(project).findFile(virtualFile);
-            Collection<XmlAttributeValue> valueElements = XmlPsiTreeUtil
-                    .findAttributeValueElements(xmlFile, ModuleDiXml.TYPE_ATTR, ModuleDiXml.NAME_ATTR, name);
+        for (final VirtualFile virtualFile : virtualFiles) {
+            final XmlFile xmlFile = (XmlFile) PsiManager.getInstance(project).findFile(virtualFile);
+            final Collection<XmlAttributeValue> valueElements = XmlPsiTreeUtil
+                    .findAttributeValueElements(
+                            xmlFile,
+                            ModuleDiXml.TYPE_ATTR,
+                            ModuleDiXml.NAME_ATTR,
+                            name
+                    );
             result.addAll(valueElements);
         }
         return result;