Code samples: Change the CONTINUATION_INDENT_SIZE from 8 to 4 and ref…

…ormat code.

We use INDENT_SIZE = 2 and continuation size should be at most 4 in this case.

comparing_string_references_inspection/src/main/java/org/intellij/sdk/codeInspection/ComparingStringReferencesInspection.java

@@ -58,8 +58,8 @@ public void visitBinaryExpression(@NotNull PsiBinaryExpression expression) {
           if (isStringType(lOperand) || isStringType(rOperand)) {
             // Identified an expression with potential problems, register problem with the quick fix object
             holder.registerProblem(expression,
-                    InspectionBundle.message("inspection.comparing.string.references.problem.descriptor"),
-                    myQuickFix);
+                InspectionBundle.message("inspection.comparing.string.references.problem.descriptor"),
+                myQuickFix);
           }
         }
       }
@@ -75,7 +75,7 @@ private boolean isStringType(PsiExpression operand) {
 
       private static boolean isNullLiteral(PsiExpression expression) {
         return expression instanceof PsiLiteralExpression &&
-                ((PsiLiteralExpression) expression).getValue() == null;
+            ((PsiLiteralExpression) expression).getValue() == null;
       }
     };
   }
@@ -115,7 +115,7 @@ public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descri
 
       PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
       PsiMethodCallExpression equalsCall =
-              (PsiMethodCallExpression) factory.createExpressionFromText("a.equals(b)", null);
+          (PsiMethodCallExpression) factory.createExpressionFromText("a.equals(b)", null);
 
       PsiExpression qualifierExpression = equalsCall.getMethodExpression().getQualifierExpression();
       assert qualifierExpression != null;

comparing_string_references_inspection/src/test/java/org/intellij/sdk/codeInspection/ComparingStringReferencesInspectionTest.java

@@ -14,7 +14,7 @@
 public class ComparingStringReferencesInspectionTest extends LightJavaCodeInsightFixtureTestCase {
 
   private static final String QUICK_FIX_NAME =
-          InspectionBundle.message("inspection.comparing.string.references.use.quickfix");
+      InspectionBundle.message("inspection.comparing.string.references.use.quickfix");
 
   @Override
   protected void setUp() throws Exception {

editor_basics/src/main/java/org/intellij/sdk/editor/EditorAreaIllustration.java

@@ -41,7 +41,7 @@ public void actionPerformed(@NotNull final AnActionEvent e) {
     int caretOffset = primaryCaret.getOffset();
     // Build and display the caret report.
     String report = logicalPos + "\n" + visualPos + "\n" +
-            "Offset: " + caretOffset;
+        "Offset: " + caretOffset;
     Messages.showInfoMessage(report, "Caret Parameters Inside The Editor");
   }
 

editor_basics/src/main/java/org/intellij/sdk/editor/EditorHandlerIllustration.java

@@ -34,7 +34,7 @@ public void actionPerformed(@NotNull final AnActionEvent e) {
     final EditorActionManager actionManager = EditorActionManager.getInstance();
     // Get the action handler registered to clone carets
     final EditorActionHandler actionHandler =
-            actionManager.getActionHandler(IdeActions.ACTION_EDITOR_CLONE_CARET_BELOW);
+        actionManager.getActionHandler(IdeActions.ACTION_EDITOR_CLONE_CARET_BELOW);
     // Clone one caret below the active caret
     actionHandler.execute(editor, editor.getCaretModel().getPrimaryCaret(), e.getDataContext());
   }

editor_basics/src/main/java/org/intellij/sdk/editor/EditorIllustrationAction.java

@@ -44,7 +44,7 @@ public void actionPerformed(@NotNull final AnActionEvent e) {
     // Replace the selection with a fixed string.
     // Must do this document change in a write action context.
     WriteCommandAction.runWriteCommandAction(project, () ->
-            document.replaceString(start, end, "Replacement")
+        document.replaceString(start, end, "Replacement")
     );
     // De-select the text range that was just replaced
     primaryCaret.removeSelection();
@@ -67,7 +67,7 @@ public void update(@NotNull final AnActionEvent e) {
     final Editor editor = e.getData(CommonDataKeys.EDITOR);
     // Set visibility and enable only in case of existing project and editor and if a selection exists
     e.getPresentation().setEnabledAndVisible(
-            project != null && editor != null && editor.getSelectionModel().hasSelection()
+        project != null && editor != null && editor.getSelectionModel().hasSelection()
     );
   }
 

facet_basics/src/main/java/org/intellij/sdk/facet/DemoFacetConfiguration.java

@@ -51,7 +51,7 @@ public void loadState(@NotNull DemoFacetState state) {
   @Override
   public FacetEditorTab[] createEditorTabs(FacetEditorContext context, FacetValidatorsManager manager) {
     return new FacetEditorTab[]{
-            new DemoFacetEditorTab(myFacetState, context, manager)
+        new DemoFacetEditorTab(myFacetState, context, manager)
     };
   }
 

facet_basics/src/main/java/org/intellij/sdk/facet/DemoFacetEditorTab.java

@@ -18,6 +18,7 @@
  * Manages validation and modification of the {@link DemoFacet} state.
  */
 public class DemoFacetEditorTab extends FacetEditorTab {
+
   private static final String FACET_PANEL_PROMPT = "Path To SDK: ";
 
   private final DemoFacetState mySettings;
@@ -84,7 +85,7 @@ public void apply() throws ConfigurationException {
     try {
       String newTextContent = myPath.getText();
       mySettings.setDemoFacetState(newTextContent);
-    } catch(Exception e) {
+    } catch (Exception e) {
       throw new ConfigurationException(e.toString());
     }
   }

max_opened_projects/src/main/java/org/intellij/sdk/maxOpenProjects/ProjectCloseListener.java

@@ -21,7 +21,7 @@ public void projectClosed(@NotNull Project project) {
 
     // Get the counting service
     ProjectCountingService projectCountingService =
-            ApplicationManager.getApplication().getService(ProjectCountingService.class);
+        ApplicationManager.getApplication().getService(ProjectCountingService.class);
     // Decrement the count because a project just closed
     projectCountingService.decreaseOpenProjectCount();
   }

max_opened_projects/src/main/java/org/intellij/sdk/maxOpenProjects/ProjectOpenStartupActivity.java

@@ -22,7 +22,7 @@ public void runActivity(@NotNull Project project) {
 
     // Get the counting service
     ProjectCountingService projectCountingService =
-            ApplicationManager.getApplication().getService(ProjectCountingService.class);
+        ApplicationManager.getApplication().getService(ProjectCountingService.class);
     // Increment the project count
     projectCountingService.increaseOpenProjectCount();
 
@@ -33,7 +33,7 @@ public void runActivity(@NotNull Project project) {
       String message = "<br>The number of open projects exceeds the SDK plugin max_opened_projects limit.<br><br>";
 
       ApplicationManager.getApplication().invokeLater(() ->
-              Messages.showMessageDialog(project, message, title, Messages.getInformationIcon())
+          Messages.showMessageDialog(project, message, title, Messages.getInformationIcon())
       );
     }
   }

product_specific/pycharm_basics/src/main/java/org/intellij/sdk/pycharm/PopupDialogAction.java

@@ -26,9 +26,9 @@ public class PopupDialogAction extends AnAction {
   public void actionPerformed(@NotNull AnActionEvent event) {
     Project project = event.getProject();
     Messages.showMessageDialog(project,
-            "Popup dialog action",
-            "Greetings from PyCharm Basics Plugin",
-            Messages.getInformationIcon());
+        "Popup dialog action",
+        "Greetings from PyCharm Basics Plugin",
+        Messages.getInformationIcon());
   }
 
   /**

project_model/src/main/java/org/intellij/sdk/project/model/LibrariesAction.java

@@ -84,7 +84,7 @@ public void actionPerformed(@NotNull AnActionEvent event) {
         fileAndLibs = "None";
       }
       Messages.showInfoMessage("Libraries for file: " + fileAndLibs,
-              "Libraries Info");
+          "Libraries Info");
     }
   }
 

project_model/src/main/java/org/intellij/sdk/project/model/ProjectFileIndexSampleAction.java

@@ -54,11 +54,11 @@ public void actionPerformed(@NotNull final AnActionEvent event) {
       boolean isInLibraryClasses = projectFileIndex.isInLibraryClasses(virtualFile);
       boolean isInLibrarySource = projectFileIndex.isInLibrarySource(virtualFile);
       Messages.showInfoMessage("Module: " + moduleName + "\n" +
-                      "Module content root: " + moduleContentRoot + "\n" +
-                      "Is library file: " + isLibraryFile + "\n" +
-                      "Is in library classes: " + isInLibraryClasses +
-                      ", Is in library source: " + isInLibrarySource,
-              "Main File Info for" + virtualFile.getName());
+              "Module content root: " + moduleContentRoot + "\n" +
+              "Is library file: " + isLibraryFile + "\n" +
+              "Is in library classes: " + isInLibraryClasses +
+              ", Is in library source: " + isInLibrarySource,
+          "Main File Info for" + virtualFile.getName());
     }
   }
 

project_model/src/main/java/org/intellij/sdk/project/model/ShowSourceRootsActions.java

@@ -32,8 +32,8 @@ public void actionPerformed(@NotNull final AnActionEvent event) {
       sourceRootsList.append(file.getUrl()).append("\n");
     }
     Messages.showInfoMessage(
-            "Source roots for the " + projectName + " plugin:\n" + sourceRootsList.toString(),
-            "Project Properties"
+        "Source roots for the " + projectName + " plugin:\n" + sourceRootsList.toString(),
+        "Project Properties"
     );
   }
 

project_view_pane/src/main/java/org/intellij/sdk/view/pane/ImagesProjectNode.java

@@ -113,9 +113,9 @@ public void run() {
                   getImagesFiles(project).clear();
                   scanImages(project);
                   ApplicationManager.getApplication().invokeLater(() ->
-                        ProjectView.getInstance(project)
-                            .getProjectViewPaneById(ImagesProjectViewPane.ID)
-                            .updateFromRoot(true),
+                          ProjectView.getInstance(project)
+                              .getProjectViewPaneById(ImagesProjectViewPane.ID)
+                              .updateFromRoot(true),
                       project.getDisposed()
                   );
                 }

psi_demo/src/main/java/org/intellij/sdk/psi/PsiNavigationDemoAction.java

@@ -34,15 +34,15 @@ public void actionPerformed(AnActionEvent anActionEvent) {
     if (element != null) {
       PsiMethod containingMethod = PsiTreeUtil.getParentOfType(element, PsiMethod.class);
       infoBuilder
-              .append("Containing method: ")
-              .append(containingMethod != null ? containingMethod.getName() : "none")
-              .append("\n");
+          .append("Containing method: ")
+          .append(containingMethod != null ? containingMethod.getName() : "none")
+          .append("\n");
       if (containingMethod != null) {
         PsiClass containingClass = containingMethod.getContainingClass();
         infoBuilder
-                .append("Containing class: ")
-                .append(containingClass != null ? containingClass.getName() : "none")
-                .append("\n");
+            .append("Containing class: ")
+            .append(containingClass != null ? containingClass.getName() : "none")
+            .append("\n");
 
         infoBuilder.append("Local variables:\n");
         containingMethod.accept(new JavaRecursiveElementVisitor() {

run_configuration/src/main/java/org/jetbrains/sdk/runConfiguration/DemoConfigurationFactory.java

@@ -24,7 +24,7 @@ protected DemoConfigurationFactory(ConfigurationType type) {
   @NotNull
   @Override
   public RunConfiguration createTemplateConfiguration(
-          @NotNull Project project) {
+      @NotNull Project project) {
     return new DemoRunConfiguration(project, this, "Demo");
   }
 

run_configuration/src/main/java/org/jetbrains/sdk/runConfiguration/DemoRunConfiguration.java

@@ -51,9 +51,9 @@ public RunProfileState getState(@NotNull Executor executor,
       @Override
       protected ProcessHandler startProcess() throws ExecutionException {
         GeneralCommandLine commandLine =
-                new GeneralCommandLine(getOptions().getScriptName());
+            new GeneralCommandLine(getOptions().getScriptName());
         OSProcessHandler processHandler = ProcessHandlerFactory.getInstance()
-                .createColoredProcessHandler(commandLine);
+            .createColoredProcessHandler(commandLine);
         ProcessTerminatedListener.attach(processHandler);
         return processHandler;
       }

run_configuration/src/main/java/org/jetbrains/sdk/runConfiguration/DemoRunConfigurationOptions.java

@@ -8,7 +8,7 @@
 public class DemoRunConfigurationOptions extends RunConfigurationOptions {
 
   private final StoredProperty<String> myScriptName =
-          string("").provideDelegate(this, "scriptName");
+      string("").provideDelegate(this, "scriptName");
 
   public String getScriptName() {
     return myScriptName.getValue(this);

run_configuration/src/main/java/org/jetbrains/sdk/runConfiguration/DemoRunConfigurationType.java

@@ -11,7 +11,7 @@ public class DemoRunConfigurationType extends ConfigurationTypeBase {
 
   protected DemoRunConfigurationType() {
     super(ID, "Demo", "Demo run configuration type",
-            NotNullLazyValue.createValue(() -> AllIcons.Nodes.Console));
+        NotNullLazyValue.createValue(() -> AllIcons.Nodes.Console));
     addFactory(new DemoConfigurationFactory(this));
   }
 

run_configuration/src/main/java/org/jetbrains/sdk/runConfiguration/DemoSettingsEditor.java

@@ -17,10 +17,10 @@ public class DemoSettingsEditor extends SettingsEditor<DemoRunConfiguration> {
   public DemoSettingsEditor() {
     scriptPathField = new TextFieldWithBrowseButton();
     scriptPathField.addBrowseFolderListener("Select Script File", null, null,
-            FileChooserDescriptorFactory.createSingleFileDescriptor());
+        FileChooserDescriptorFactory.createSingleFileDescriptor());
     myPanel = FormBuilder.createFormBuilder()
-            .addLabeledComponent("Script file", scriptPathField)
-            .getPanel();
+        .addLabeledComponent("Script file", scriptPathField)
+        .getPanel();
   }
 
   @Override

settings/src/main/java/org/intellij/sdk/settings/AppSettingsComponent.java

@@ -21,10 +21,10 @@ public class AppSettingsComponent {
 
   public AppSettingsComponent() {
     myMainPanel = FormBuilder.createFormBuilder()
-            .addLabeledComponent(new JBLabel("Enter user name: "), myUserNameText, 1, false)
-            .addComponent(myIdeaUserStatus, 1)
-            .addComponentFillVertically(new JPanel(), 0)
-            .getPanel();
+        .addLabeledComponent(new JBLabel("Enter user name: "), myUserNameText, 1, false)
+        .addComponent(myIdeaUserStatus, 1)
+        .addComponentFillVertically(new JPanel(), 0)
+        .getPanel();
   }
 
   public JPanel getPanel() {

settings/src/main/java/org/intellij/sdk/settings/AppSettingsState.java

@@ -16,8 +16,8 @@
  * these persistent application settings are stored.
  */
 @State(
-        name = "org.intellij.sdk.settings.AppSettingsState",
-        storages = @Storage("SdkSettingsPlugin.xml")
+    name = "org.intellij.sdk.settings.AppSettingsState",
+    storages = @Storage("SdkSettingsPlugin.xml")
 )
 public class AppSettingsState implements PersistentStateComponent<AppSettingsState> {
 

simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleAnnotator.java

@@ -43,25 +43,25 @@ public void annotate(@NotNull final PsiElement element, @NotNull AnnotationHolde
 
     // highlight "simple" prefix and ":" separator
     holder.newSilentAnnotation(HighlightSeverity.INFORMATION)
-            .range(prefixRange).textAttributes(DefaultLanguageHighlighterColors.KEYWORD).create();
+        .range(prefixRange).textAttributes(DefaultLanguageHighlighterColors.KEYWORD).create();
     holder.newSilentAnnotation(HighlightSeverity.INFORMATION)
-            .range(separatorRange).textAttributes(SimpleSyntaxHighlighter.SEPARATOR).create();
+        .range(separatorRange).textAttributes(SimpleSyntaxHighlighter.SEPARATOR).create();
 
 
     // Get the list of properties for given key
     String key = value.substring(SIMPLE_PREFIX_STR.length() + SIMPLE_SEPARATOR_STR.length());
     List<SimpleProperty> properties = SimpleUtil.findProperties(element.getProject(), key);
     if (properties.isEmpty()) {
       holder.newAnnotation(HighlightSeverity.ERROR, "Unresolved property")
-              .range(keyRange)
-              .highlightType(ProblemHighlightType.LIKE_UNKNOWN_SYMBOL)
-              // ** Tutorial step 19. - Add a quick fix for the string containing possible properties
-              .withFix(new SimpleCreatePropertyQuickFix(key))
-              .create();
+          .range(keyRange)
+          .highlightType(ProblemHighlightType.LIKE_UNKNOWN_SYMBOL)
+          // ** Tutorial step 19. - Add a quick fix for the string containing possible properties
+          .withFix(new SimpleCreatePropertyQuickFix(key))
+          .create();
     } else {
       // Found at least one property, force the text attributes to Simple syntax value character
       holder.newSilentAnnotation(HighlightSeverity.INFORMATION)
-              .range(keyRange).textAttributes(SimpleSyntaxHighlighter.VALUE).create();
+          .range(keyRange).textAttributes(SimpleSyntaxHighlighter.VALUE).create();
     }
   }
 

simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleBlock.java

@@ -29,7 +29,7 @@ protected List<Block> buildChildren() {
     while (child != null) {
       if (child.getElementType() != TokenType.WHITE_SPACE) {
         Block block = new SimpleBlock(child, Wrap.createWrap(WrapType.NONE, false), Alignment.createAlignment(),
-                spacingBuilder);
+            spacingBuilder);
         blocks.add(block);
       }
       child = child.getTreeNext();

simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleChooseByNameContributor.java

@@ -25,7 +25,7 @@ public void processNames(@NotNull Processor<? super String> processor,
                            @Nullable IdFilter filter) {
     Project project = Objects.requireNonNull(scope.getProject());
     List<String> propertyKeys = ContainerUtil.map(
-            SimpleUtil.findProperties(project), SimpleProperty::getKey);
+        SimpleUtil.findProperties(project), SimpleProperty::getKey);
     ContainerUtil.process(propertyKeys, processor);
   }
 
@@ -34,8 +34,8 @@ public void processElementsWithName(@NotNull String name,
                                       @NotNull Processor<? super NavigationItem> processor,
                                       @NotNull FindSymbolParameters parameters) {
     List<NavigationItem> properties = ContainerUtil.map(
-            SimpleUtil.findProperties(parameters.getProject(), name),
-            property -> (NavigationItem) property);
+        SimpleUtil.findProperties(parameters.getProject(), name),
+        property -> (NavigationItem) property);
     ContainerUtil.process(properties, processor);
   }
 

simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleColorSettingsPage.java

@@ -16,10 +16,10 @@
 public class SimpleColorSettingsPage implements ColorSettingsPage {
 
   private static final AttributesDescriptor[] DESCRIPTORS = new AttributesDescriptor[]{
-          new AttributesDescriptor("Key", SimpleSyntaxHighlighter.KEY),
-          new AttributesDescriptor("Separator", SimpleSyntaxHighlighter.SEPARATOR),
-          new AttributesDescriptor("Value", SimpleSyntaxHighlighter.VALUE),
-          new AttributesDescriptor("Bad value", SimpleSyntaxHighlighter.BAD_CHARACTER)
+      new AttributesDescriptor("Key", SimpleSyntaxHighlighter.KEY),
+      new AttributesDescriptor("Separator", SimpleSyntaxHighlighter.SEPARATOR),
+      new AttributesDescriptor("Value", SimpleSyntaxHighlighter.VALUE),
+      new AttributesDescriptor("Bad value", SimpleSyntaxHighlighter.BAD_CHARACTER)
   };
 
   @Nullable
@@ -38,17 +38,17 @@ public SyntaxHighlighter getHighlighter() {
   @Override
   public String getDemoText() {
     return "# You are reading the \".properties\" entry.\n" +
-            "! The exclamation mark can also mark text as comments.\n" +
-            "website = https://en.wikipedia.org/\n" +
-            "language = English\n" +
-            "# The backslash below tells the application to continue reading\n" +
-            "# the value onto the next line.\n" +
-            "message = Welcome to \\\n" +
-            "          Wikipedia!\n" +
-            "# Add spaces to the key\n" +
-            "key\\ with\\ spaces = This is the value that could be looked up with the key \"key with spaces\".\n" +
-            "# Unicode\n" +
-            "tab : \\u0009";
+        "! The exclamation mark can also mark text as comments.\n" +
+        "website = https://en.wikipedia.org/\n" +
+        "language = English\n" +
+        "# The backslash below tells the application to continue reading\n" +
+        "# the value onto the next line.\n" +
+        "message = Welcome to \\\n" +
+        "          Wikipedia!\n" +
+        "# Add spaces to the key\n" +
+        "key\\ with\\ spaces = This is the value that could be looked up with the key \"key with spaces\".\n" +
+        "# Unicode\n" +
+        "tab : \\u0009";
   }
 
   @Nullable