Tidy up code samples and wrap at 80 chars #IJSDK-24

code_samples/comparing_references_inspection/source/com/intellij/codeInspection/ComparingReferencesInspection.java

@@ -3,7 +3,6 @@ package com.intellij.codeInspection;
 import com.intellij.codeInsight.daemon.GroupNames;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.project.Project;
-import com.intellij.openapi.util.Ref;
 import com.intellij.psi.*;
 import com.intellij.psi.tree.IElementType;
 import com.intellij.ui.DocumentAdapter;
@@ -14,8 +13,6 @@ import org.jetbrains.annotations.NotNull;
 import javax.swing.*;
 import javax.swing.event.DocumentEvent;
 import java.awt.*;
-import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.StringTokenizer;
 
 /**
@@ -26,8 +23,12 @@ public class ComparingReferencesInspection extends BaseJavaLocalInspectionTool {
 
   private final LocalQuickFix myQuickFix = new MyQuickFix();
 
-  @SuppressWarnings({"WeakerAccess"}) @NonNls public String CHECKED_CLASSES = "java.lang.String;java.util.Date";
+  @SuppressWarnings({"WeakerAccess"})
-  @NonNls private static final String DESCRIPTION_TEMPLATE = InspectionsBundle.message("inspection.comparing.references.problem.descriptor");
+  @NonNls
+  public String CHECKED_CLASSES = "java.lang.String;java.util.Date";
+  @NonNls
+  private static final String DESCRIPTION_TEMPLATE =
+      InspectionsBundle.message("inspection.comparing.references.problem.descriptor");
 
   @NotNull
   public String getDisplayName() {
@@ -67,7 +68,8 @@ public class ComparingReferencesInspection extends BaseJavaLocalInspectionTool {
       }
 
 
-      @Override public void visitBinaryExpression(PsiBinaryExpression expression) {
+      @Override
+      public void visitBinaryExpression(PsiBinaryExpression expression) {
         super.visitBinaryExpression(expression);
         IElementType opSign = expression.getOperationTokenType();
         if (opSign == JavaTokenType.EQEQ || opSign == JavaTokenType.NE) {
@@ -109,7 +111,8 @@ public class ComparingReferencesInspection extends BaseJavaLocalInspectionTool {
           return;
 
         PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
-        PsiMethodCallExpression equalsCall = (PsiMethodCallExpression)factory.createExpressionFromText("a.equals(b)", null);
+        PsiMethodCallExpression equalsCall =
+            (PsiMethodCallExpression) factory.createExpressionFromText("a.equals(b)", null);
 
         equalsCall.getMethodExpression().getQualifierExpression().replace(lExpr);
         equalsCall.getArgumentList().getExpressions()[0].replace(rExpr);
@@ -121,8 +124,7 @@ public class ComparingReferencesInspection extends BaseJavaLocalInspectionTool {
           negation.getOperand().replace(result);
           result.replace(negation);
         }
-      }
+      } catch (IncorrectOperationException e) {
-      catch (IncorrectOperationException e) {
         LOG.error(e);
       }
     }

code_samples/comparing_references_inspection/testSource/testPlugin/TestThisPlugin.java

@@ -26,7 +26,8 @@ public class TestThisPlugin extends UsefulTestCase {
   public void setUp() throws Exception {
 
     final IdeaTestFixtureFactory fixtureFactory = IdeaTestFixtureFactory.getFixtureFactory();
-        final TestFixtureBuilder<IdeaProjectTestFixture> testFixtureBuilder = fixtureFactory.createFixtureBuilder(getName());
+    final TestFixtureBuilder<IdeaProjectTestFixture> testFixtureBuilder =
+        fixtureFactory.createFixtureBuilder(getName());
     myFixture = JavaTestFixtureFactory.getFixtureFactory().createCodeInsightFixture(testFixtureBuilder.getFixture());
     myFixture.setTestDataPath(dataPath);
     final JavaModuleFixtureBuilder builder = testFixtureBuilder.addModule(JavaModuleFixtureBuilder.class);

code_samples/conditional_operator_intention/source/com/intellij/codeInsight/intention/ConditionalOperatorConvertor.java

@@ -13,7 +13,8 @@ import org.jetbrains.annotations.Nullable;
 /**
  * @author dsl
  */
-@NonNls public class ConditionalOperatorConvertor extends PsiElementBaseIntentionAction implements IntentionAction {
+@NonNls
+public class ConditionalOperatorConvertor extends PsiElementBaseIntentionAction implements IntentionAction {
 
   @NotNull
   public String getText() {
@@ -67,7 +68,8 @@ import org.jetbrains.annotations.Nullable;
       final PsiElement[] declaredElements = declaration.getDeclaredElements();
       PsiLocalVariable variable = null;
       for (PsiElement declaredElement : declaredElements) {
-        if (declaredElement instanceof PsiLocalVariable && PsiTreeUtil.isAncestor(declaredElement, conditionalExpression, true)) {
+        if (declaredElement instanceof PsiLocalVariable &&
+            PsiTreeUtil.isAncestor(declaredElement, conditionalExpression, true)) {
           variable = (PsiLocalVariable) declaredElement;
           break;
         }

code_samples/conditional_operator_intention/testSource/testPlugin/YourTest.java

@@ -1,7 +1,6 @@
 package testPlugin;
 
 import com.intellij.codeInsight.intention.IntentionAction;
-
 import com.intellij.testFramework.builders.JavaModuleFixtureBuilder;
 import com.intellij.testFramework.fixtures.*;
 import junit.framework.Assert;
@@ -20,7 +19,8 @@ import org.junit.Test;
 public class YourTest {
   protected CodeInsightTestFixture myFixture;
   // Specify path to your test data
-    // e.g.  final String dataPath = "c:\\users\\john.doe\\idea\\community\\samples\\conditionalOperatorConvertor/testData";
+  // e.g.  final String dataPath = "c:\\users\\john
+  // .doe\\idea\\community\\samples\\conditionalOperatorConvertor/testData";
   final String dataPath = "c:\\users\\John.Doe\\idea\\community\\samples\\conditionalOperatorConvertor/testData";
 
   @Before

code_samples/editor_basics/resources/META-INF/plugin.xml

@@ -25,15 +25,21 @@
   </project-components>
 
   <actions>
-    <action id="EditorBasics.EditorIllustration" class="org.jetbrains.tutorials.editor.basics.EditorIllustration" text="Editor Basics"
+    <action id="EditorBasics.EditorIllustration"
+            class="org.jetbrains.tutorials.editor.basics.EditorIllustration"
+            text="Editor Basics"
             description="Illustrates how to plug an action in">
       <add-to-group group-id="EditorPopupMenu" anchor="first"/>
     </action>
-    <action id="EditorBasics.EditorHandlerIllustration" class="org.jetbrains.tutorials.editor.basics.EditorHandlerIllustration" text="Editor Handler"
+    <action id="EditorBasics.EditorHandlerIllustration"
+            class="org.jetbrains.tutorials.editor.basics.EditorHandlerIllustration"
+            text="Editor Handler"
             description="Illustrates how to plug an action in">
       <add-to-group group-id="EditorPopupMenu" anchor="first"/>
     </action>
-    <action id="EditorBasics.LogicalPositionIllustration" class="org.jetbrains.tutorials.editor.basics.EditorAreaIllustration" text="Caret Position"
+    <action id="EditorBasics.LogicalPositionIllustration"
+            class="org.jetbrains.tutorials.editor.basics.EditorAreaIllustration"
+            text="Caret Position"
             description="Illustrates how editor area is organized">
       <add-to-group group-id="EditorPopupMenu" anchor="first"/>
     </action>

code_samples/editor_basics/src/org/jetbrains/tutorials/editor/basics/EditorAreaIllustration.java

@@ -3,7 +3,10 @@ package org.jetbrains.tutorials.editor.basics;
 import com.intellij.openapi.actionSystem.AnAction;
 import com.intellij.openapi.actionSystem.AnActionEvent;
 import com.intellij.openapi.actionSystem.CommonDataKeys;
-import com.intellij.openapi.editor.*;
+import com.intellij.openapi.editor.CaretModel;
+import com.intellij.openapi.editor.Editor;
+import com.intellij.openapi.editor.LogicalPosition;
+import com.intellij.openapi.editor.VisualPosition;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.ui.Messages;
 

code_samples/editor_basics/src/org/jetbrains/tutorials/editor/basics/EditorHandlerIllustration.java

@@ -22,11 +22,13 @@ public class EditorHandlerIllustration extends AnAction {
     EditorActionHandler actionHandler = actionManager.getActionHandler(IdeActions.ACTION_EDITOR_CLONE_CARET_BELOW);
     actionHandler.execute(editor, editor.getCaretModel().getCurrentCaret(), anActionEvent.getDataContext());
   }
+
   @Override
   public void update(@NotNull final AnActionEvent anActionEvent) {
     //Set visible if at least one caret is available
     final Project project = anActionEvent.getData(CommonDataKeys.PROJECT);
     final Editor editor = anActionEvent.getData(CommonDataKeys.EDITOR);
-        anActionEvent.getPresentation().setVisible((project != null && editor != null && !editor.getCaretModel().getAllCarets().isEmpty()));
+    anActionEvent.getPresentation()
+                 .setVisible((project != null && editor != null && !editor.getCaretModel().getAllCarets().isEmpty()));
   }
 }

code_samples/editor_basics/src/org/jetbrains/tutorials/editor/basics/EditorIllustration.java

@@ -44,6 +44,7 @@ public class EditorIllustration extends AnAction {
     WriteCommandAction.runWriteCommandAction(project, runnable);
     selectionModel.removeSelection();
   }
+
   @Override
   public void update(final AnActionEvent e) {
     //Get required data keys

code_samples/facet_basics/src/com/intellij/tutorials/facet/DemoFacet.java

@@ -10,7 +10,11 @@ import com.intellij.openapi.module.Module;
 public class DemoFacet extends Facet<DemoFacetConfiguration> {
   public static final String ID = "DEMO_FACET_ID";
 
-    public DemoFacet(FacetType facetType, Module module, String name, DemoFacetConfiguration configuration, Facet underlyingFacet) {
+  public DemoFacet(FacetType facetType,
+                   Module module,
+                   String name,
+                   DemoFacetConfiguration configuration,
+                   Facet underlyingFacet) {
     super(facetType, module, name, configuration, underlyingFacet);
   }
 }

code_samples/facet_basics/src/com/intellij/tutorials/facet/DemoFacetConfiguration.java

@@ -21,6 +21,7 @@ public class DemoFacetConfiguration implements FacetConfiguration {
   public static final String PATH_TO_SDK_ATTR_NAME = "pathToSdk";
   private String myPathToSdk = "";
   JTextField myPath = new JTextField(myPathToSdk);
+
   @Override
   public FacetEditorTab[] createEditorTabs(FacetEditorContext context, FacetValidatorsManager manager) {
     return new FacetEditorTab[]{

code_samples/facet_basics/src/com/intellij/tutorials/facet/DemoFacetType.java

@@ -16,6 +16,7 @@ import javax.swing.*;
  */
 public class DemoFacetType extends FacetType<DemoFacet, DemoFacetConfiguration> {
   private static final FacetTypeId<DemoFacet> TYPE_ID = new FacetTypeId<DemoFacet>(DemoFacet.ID);
+
   public DemoFacetType() {
     super(TYPE_ID, DemoFacet.ID, "Demo Facet");
   }
@@ -26,7 +27,10 @@ public class DemoFacetType extends FacetType<DemoFacet, DemoFacetConfiguration>
   }
 
   @Override
-    public DemoFacet createFacet(@NotNull Module module, String s, @NotNull DemoFacetConfiguration configuration, Facet facet) {
+  public DemoFacet createFacet(@NotNull Module module,
+                               String s,
+                               @NotNull DemoFacetConfiguration configuration,
+                               Facet facet) {
     return new DemoFacet(this, module, s, configuration, facet);
   }
 

code_samples/framework/src/com/intellij/tutorials/framework/DemoFramework.java

@@ -19,6 +19,7 @@ import javax.swing.*;
  */
 public class DemoFramework extends FrameworkTypeEx {
   public static final String FRAMEWORK_ID = "Demo";
+
   protected DemoFramework() {
     super(FRAMEWORK_ID);
   }
@@ -44,7 +45,9 @@ public class DemoFramework extends FrameworkTypeEx {
           }
 
           @Override
-                    public void addSupport(@NotNull Module module, @NotNull ModifiableRootModel model, @NotNull ModifiableModelsProvider provider) {
+          public void addSupport(@NotNull Module module,
+                                 @NotNull ModifiableRootModel model,
+                                 @NotNull ModifiableModelsProvider provider) {
             //do what you want here: setup a library, generate a specific file, etc
           }
         };

code_samples/live_templates/resources/liveTemplates/Markdown.xml

@@ -1,5 +1,9 @@
 <templateSet group="Markdown">
-    <template name="[" value="[$TEXT$]($LINK$)$END$" description="New link reference." toReformat="false" toShortenFQNames="false">
+  <template name="["
+            value="[$TEXT$]($LINK$)$END$"
+            description="New link reference."
+            toReformat="false"
+            toShortenFQNames="false">
     <variable name="TEXT" expression="" defaultValue="" alwaysStopAt="true"/>
     <variable name="LINK" expression="complete()" defaultValue="" alwaysStopAt="true"/>
     <context>

code_samples/live_templates/src/MarkdownContext.java

@@ -1,9 +1,6 @@
-import com.intellij.codeInsight.template.EverywhereContextType;
 import com.intellij.codeInsight.template.TemplateContextType;
 import com.intellij.psi.PsiFile;
-import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 public class MarkdownContext extends TemplateContextType {
   protected MarkdownContext() {

code_samples/live_templates/src/MarkdownTemplateProvider.java

@@ -3,8 +3,7 @@ import org.jetbrains.annotations.Nullable;
 
 public class MarkdownTemplateProvider implements DefaultLiveTemplatesProvider {
   @Override
-    public String[] getDefaultLiveTemplateFiles()
+  public String[] getDefaultLiveTemplateFiles() {
-    {
     return new String[]{"liveTemplates/Markdown"};
   }
 

code_samples/max_opened_projects/src/MyPackage/MaxProject.java

@@ -36,7 +36,8 @@ public class MaxProject implements ProjectComponent {
     MyCounter CommandCounter = ServiceManager.getService(MyCounter.class);
 
     if (CommandCounter.IncreaseCounter() == -1) {
-         Messages.showMessageDialog("The maximum number of opened projects exceeds " + String.valueOf(CommandCounter.MaxCount) +
+      Messages.showMessageDialog(
+          "The maximum number of opened projects exceeds " + String.valueOf(CommandCounter.MaxCount) +
           " projects!", "Error", Messages.getErrorIcon());
       ProjectManager PM = ProjectManager.getInstance();
       Project[] AllProjects = PM.getOpenProjects();

code_samples/max_opened_projects/src/MyPackage/MyCounter.java

@@ -11,6 +11,7 @@ public class MyCounter {
   private int Count = 0;
   // Sets the maximum allowed number of opened projects.
   public final int MaxCount = 3;
+
   public MyCounter() {
 
 

code_samples/module/src/com/intellij/tutorials/module/DemoModuleType.java

@@ -54,7 +54,9 @@ public class DemoModuleType extends ModuleType<DemoModuleBuilder> {
 
   @NotNull
   @Override
-    public ModuleWizardStep[] createWizardSteps(@NotNull WizardContext wizardContext, @NotNull DemoModuleBuilder moduleBuilder, @NotNull ModulesProvider modulesProvider) {
+  public ModuleWizardStep[] createWizardSteps(@NotNull WizardContext wizardContext,
+                                              @NotNull DemoModuleBuilder moduleBuilder,
+                                              @NotNull ModulesProvider modulesProvider) {
     return super.createWizardSteps(wizardContext, moduleBuilder, modulesProvider);
   }
 }

code_samples/plugin_sample/resources/META-INF/plugin.xml

@@ -73,7 +73,9 @@
     The optional "use-shortcut-of" attribute specifies the ID of the action whose keyboard shortcut this action will use.
     The optional "description" attribute specifies the text which is displayed in the status bar when the action is focused.
     The optional "icon" attribute specifies the icon which is displayed on the toolbar button or next to the menu item. -->
-        <action id="PluginSample.DummyAction" class="org.jetbrains.tutorials.sample.actions.SimpleAction" text="Dummy Action"
+    <action id="PluginSample.DummyAction"
+            class="org.jetbrains.tutorials.sample.actions.SimpleAction"
+            text="Dummy Action"
             description="Illustrates how to plug an action in">
       <!-- The <keyboard-shortcut> node specifies the keyboard shortcut for the action. An action can have several keyboard shortcuts.
       The mandatory "first-keystroke" attribute specifies the first keystroke of the action. The key strokes are specified according to the regular Swing rules.
@@ -107,7 +109,8 @@
               The optional "popup" attribute specifies how the group is presented in the menu. If a group has popup="true", actions in it
               are placed in a submenu; for popup="false", actions are displayed as a section of the same menu delimited by separators. -->
     <group id="DummyDefaultActionGroup" text="Default action group">
-            <action class="org.jetbrains.tutorials.sample.actions.GroupedToDefaultAction" id="PluginSample.GroupedToDefaultAction"/>
+      <action class="org.jetbrains.tutorials.sample.actions.GroupedToDefaultAction"
+              id="PluginSample.GroupedToDefaultAction"/>
     </group>
     <group class="org.jetbrains.tutorials.sample.actions.DummyActionGroup" id="DummyActionGroup" text="Action Group"
            description="Illustration of an action group"

code_samples/project_model/src/com/intellij/tutorials/project/model/LibrariesAction.java

@@ -56,7 +56,8 @@ public class LibrariesAction extends AnAction {
         }
       }
       if (jars.length() > 0) {
-                Messages.showInfoMessage("Libraries for file " + virtualFile.getName() + ": " + jars.toString(), "Libraries Info");
+        Messages.showInfoMessage("Libraries for file " + virtualFile.getName() + ": " + jars.toString(),
+                                 "Libraries Info");
       }
     }
   }

code_samples/project_model/src/com/intellij/tutorials/project/model/ShowSourceRootsActions.java

@@ -22,7 +22,8 @@ public class ShowSourceRootsActions extends AnAction {
     for (VirtualFile file : vFiles) {
       sourceRootsList.append(file.getUrl()).append("\n");
     }
-        Messages.showInfoMessage("Source roots for the " + projectName + " plugin:\n" + sourceRootsList, "Project Properties");
+    Messages.showInfoMessage("Source roots for the " + projectName + " plugin:\n" + sourceRootsList,
+                             "Project Properties");
   }
 
   @Override

code_samples/project_view_pane/src/org/jetbrains/tutorials/view/pane/ImagesProjectNode.java

@@ -158,7 +158,9 @@ public class ImagesProjectNode extends AbstractTreeNode<VirtualFile> {
               SwingUtilities.invokeLater(new Runnable() {
                 @Override
                 public void run() {
-                                    ProjectView.getInstance(myProject).getProjectViewPaneById(ImagesProjectViewPane.ID).updateFromRoot(true);
+                  ProjectView.getInstance(myProject)
+                             .getProjectViewPaneById(ImagesProjectViewPane.ID)
+                             .updateFromRoot(true);
                 }
               });
             }

code_samples/project_wizard/resources/META-INF/plugin.xml

@@ -14,7 +14,9 @@
 
   <extensions defaultExtensionNs="com.intellij">
     <!-- Add your extensions here -->
-      <moduleBuilder builderClass="org.jetbrains.tutorials.project.wizard.DemoModuleWizardStep" id="DEMO_STEP" order="first"/>
+    <moduleBuilder builderClass="org.jetbrains.tutorials.project.wizard.DemoModuleWizardStep"
+                   id="DEMO_STEP"
+                   order="first"/>
   </extensions>
 
   <application-components>

code_samples/project_wizard/src/org/jetbrains/tutorials/project/wizard/DemoModuleWizardStep.java

@@ -24,7 +24,8 @@ public class DemoModuleWizardStep extends ModuleBuilder {
   }
 
   @Override
-    public ModuleWizardStep[] createWizardSteps(@NotNull WizardContext wizardContext, @NotNull ModulesProvider modulesProvider) {
+  public ModuleWizardStep[] createWizardSteps(@NotNull WizardContext wizardContext,
+                                              @NotNull ModulesProvider modulesProvider) {
     return new ModuleWizardStep[]{new ModuleWizardStep() {
       @Override
       public JComponent getComponent() {

code_samples/register_actions/src/org/jetbrains/tutorials/actions/BaseActionGroup.java

@@ -14,10 +14,12 @@ public class BaseActionGroup extends ActionGroup {
   public AnAction[] getChildren(AnActionEvent anActionEvent) {
     return new AnAction[]{new MyAction()};
   }
+
   class MyAction extends AnAction {
     public MyAction() {
       super("Dynamically Added Action");
     }
+
     @Override
     public void actionPerformed(@NotNull AnActionEvent anActionEvent) {
       //does nothing

code_samples/run_configuration/src/org/jetbrains/tutorials/run/configuration/DemoRunConfiguration.java

@@ -30,7 +30,8 @@ public class DemoRunConfiguration extends RunConfigurationBase {
 
   @Nullable
   @Override
-    public RunProfileState getState(@NotNull Executor executor, @NotNull ExecutionEnvironment executionEnvironment) throws ExecutionException {
+  public RunProfileState getState(@NotNull Executor executor, @NotNull ExecutionEnvironment executionEnvironment) throws
+      ExecutionException {
     return null;
   }
 }

code_samples/simple_language_plugin/gen/com/simpleplugin/parser/SimpleParser.java

@@ -1,15 +1,15 @@
 // This is a generated file. Not intended for manual editing.
 package com.simpleplugin.parser;
 
+import com.intellij.lang.ASTNode;
+import com.intellij.lang.LightPsiParser;
 import com.intellij.lang.PsiBuilder;
 import com.intellij.lang.PsiBuilder.Marker;
-import static com.simpleplugin.psi.SimpleTypes.*;
-import static com.intellij.lang.parser.GeneratedParserUtilBase.*;
-import com.intellij.psi.tree.IElementType;
-import com.intellij.lang.ASTNode;
-import com.intellij.psi.tree.TokenSet;
 import com.intellij.lang.PsiParser;
-import com.intellij.lang.LightPsiParser;
+import com.intellij.psi.tree.IElementType;
+
+import static com.intellij.lang.parser.GeneratedParserUtilBase.*;
+import static com.simpleplugin.psi.SimpleTypes.*;
 
 @SuppressWarnings({"SimplifiableIfStatement", "UnusedAssignment"})
 public class SimpleParser implements PsiParser, LightPsiParser {
@@ -25,8 +25,7 @@ public class SimpleParser implements PsiParser, LightPsiParser {
     Marker m = enter_section_(b, 0, _COLLAPSE_, null);
     if (t == PROPERTY) {
       r = property(b, 0);
-    }
+    } else {
-    else {
       r = parse_root_(t, b, 0);
     }
     exit_section_(b, 0, m, t, r, true, TRUE_CONDITION);

code_samples/simple_language_plugin/gen/com/simpleplugin/psi/SimpleProperty.java

@@ -1,10 +1,8 @@
 // This is a generated file. Not intended for manual editing.
 package com.simpleplugin.psi;
 
-import java.util.List;
-import org.jetbrains.annotations.*;
-import com.intellij.psi.PsiElement;
 import com.intellij.navigation.ItemPresentation;
+import com.intellij.psi.PsiElement;
 
 public interface SimpleProperty extends SimpleNamedElement {
 

code_samples/simple_language_plugin/gen/com/simpleplugin/psi/SimpleTypes.java

@@ -1,10 +1,10 @@
 // This is a generated file. Not intended for manual editing.
 package com.simpleplugin.psi;
 
-import com.intellij.psi.tree.IElementType;
-import com.intellij.psi.PsiElement;
 import com.intellij.lang.ASTNode;
-import com.simpleplugin.psi.impl.*;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.tree.IElementType;
+import com.simpleplugin.psi.impl.SimplePropertyImpl;
 
 public interface SimpleTypes {
 

code_samples/simple_language_plugin/gen/com/simpleplugin/psi/SimpleVisitor.java

@@ -1,9 +1,9 @@
 // This is a generated file. Not intended for manual editing.
 package com.simpleplugin.psi;
 
-import org.jetbrains.annotations.*;
-import com.intellij.psi.PsiElementVisitor;
 import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiElementVisitor;
+import org.jetbrains.annotations.NotNull;
 
 public class SimpleVisitor extends PsiElementVisitor {
 

code_samples/simple_language_plugin/gen/com/simpleplugin/psi/impl/SimplePropertyImpl.java

@@ -1,15 +1,13 @@
 // This is a generated file. Not intended for manual editing.
 package com.simpleplugin.psi.impl;
 
-import java.util.List;
-import org.jetbrains.annotations.*;
 import com.intellij.lang.ASTNode;
+import com.intellij.navigation.ItemPresentation;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiElementVisitor;
-import com.intellij.psi.util.PsiTreeUtil;
+import com.simpleplugin.psi.SimpleProperty;
-import static com.simpleplugin.psi.SimpleTypes.*;
+import com.simpleplugin.psi.SimpleVisitor;
-import com.simpleplugin.psi.*;
+import org.jetbrains.annotations.NotNull;
-import com.intellij.navigation.ItemPresentation;
 
 public class SimplePropertyImpl extends SimpleNamedElementImpl implements SimpleProperty {
 

code_samples/simple_language_plugin/resources/META-INF/plugin.xml

@@ -40,7 +40,9 @@
     <!-- Add your extensions here -->
     <fileTypeFactory implementation="com.simpleplugin.SimpleFileTypeFactory"/>
     <lang.parserDefinition language="Simple" implementationClass="com.simpleplugin.SimpleParserDefinition"/>
-      <lang.syntaxHighlighterFactory key="Simple" language="Simple" implementationClass="com.simpleplugin.SimpleSyntaxHighlighterFactory"/>
+    <lang.syntaxHighlighterFactory key="Simple"
+                                   language="Simple"
+                                   implementationClass="com.simpleplugin.SimpleSyntaxHighlighterFactory"/>
     <colorSettingsPage implementation="com.simpleplugin.SimpleColorSettingsPage"/>
     <annotator language="JAVA" implementationClass="com.simpleplugin.SimpleAnnotator"/>
     <codeInsight.lineMarkerProvider language="JAVA" implementationClass="com.simpleplugin.SimpleLineMarkerProvider"/>

code_samples/simple_language_plugin/src/com/simpleplugin/CreatePropertyQuickFix.java

@@ -4,7 +4,7 @@ import com.intellij.codeInsight.intention.impl.BaseIntentionAction;
 import com.intellij.lang.ASTNode;
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.command.WriteCommandAction;
-import com.intellij.openapi.editor.*;
+import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.fileChooser.FileChooser;
 import com.intellij.openapi.fileChooser.FileChooserDescriptor;
 import com.intellij.openapi.fileChooser.FileChooserDescriptorFactory;
@@ -51,16 +51,19 @@ class CreatePropertyQuickFix extends BaseIntentionAction {
   }
 
   @Override
-    public void invoke(@NotNull final Project project, final Editor editor, PsiFile file) throws IncorrectOperationException {
+  public void invoke(@NotNull final Project project, final Editor editor, PsiFile file) throws
+      IncorrectOperationException {
     ApplicationManager.getApplication().invokeLater(new Runnable() {
       @Override
       public void run() {
-                Collection<VirtualFile> virtualFiles = FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
+        Collection<VirtualFile> virtualFiles =
+            FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
                                                             GlobalSearchScope.allScope(project));
         if (virtualFiles.size() == 1) {
           createProperty(project, virtualFiles.iterator().next());
         } else {
-                    final FileChooserDescriptor descriptor = FileChooserDescriptorFactory.createSingleFileDescriptor(SimpleFileType.INSTANCE);
+          final FileChooserDescriptor descriptor =
+              FileChooserDescriptorFactory.createSingleFileDescriptor(SimpleFileType.INSTANCE);
           descriptor.setRoots(project.getBaseDir());
           final VirtualFile file = FileChooser.chooseFile(descriptor, project, null);
           if (file != null) {

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleFindUsagesProvider.java

@@ -16,7 +16,9 @@ public class SimpleFindUsagesProvider implements FindUsagesProvider {
   @Override
   public WordsScanner getWordsScanner() {
     return new DefaultWordsScanner(new SimpleLexerAdapter(),
-                    TokenSet.create(SimpleTypes.KEY), TokenSet.create(SimpleTypes.COMMENT), TokenSet.EMPTY);
+                                   TokenSet.create(SimpleTypes.KEY),
+                                   TokenSet.create(SimpleTypes.COMMENT),
+                                   TokenSet.EMPTY);
   }
 
   @Override

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleFoldingBuilder.java

@@ -25,7 +25,8 @@ public class SimpleFoldingBuilder extends FoldingBuilderEx {
     FoldingGroup group = FoldingGroup.newGroup("simple");
 
     List<FoldingDescriptor> descriptors = new ArrayList<FoldingDescriptor>();
-        Collection<PsiLiteralExpression> literalExpressions = PsiTreeUtil.findChildrenOfType(root, PsiLiteralExpression.class);
+    Collection<PsiLiteralExpression> literalExpressions =
+        PsiTreeUtil.findChildrenOfType(root, PsiLiteralExpression.class);
     for (final PsiLiteralExpression literalExpression : literalExpressions) {
       String value = literalExpression.getValue() instanceof String ? (String) literalExpression.getValue() : null;
 
@@ -36,12 +37,14 @@ public class SimpleFoldingBuilder extends FoldingBuilderEx {
         if (properties.size() == 1) {
           descriptors.add(new FoldingDescriptor(literalExpression.getNode(),
                                                 new TextRange(literalExpression.getTextRange().getStartOffset() + 1,
-                                    literalExpression.getTextRange().getEndOffset() - 1), group) {
+                                                              literalExpression.getTextRange().getEndOffset() - 1),
+                                                group) {
             @Nullable
             @Override
             public String getPlaceholderText() {
               // IMPORTANT: keys can come with no values, so a test for null is needed
-                            // IMPORTANT: Convert embedded \n to backslash n, so that the string will look like it has LF embedded in it and embedded " to escaped "
+              // IMPORTANT: Convert embedded \n to backslash n, so that the string will look like it has LF embedded
+                // in it and embedded " to escaped "
               String valueOf = properties.get(0).getValue();
               return valueOf == null ? "" : valueOf.replaceAll("\n", "\\n").replaceAll("\"", "\\\\\"");
             }

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleFormattingModelBuilder.java

@@ -15,14 +15,21 @@ public class SimpleFormattingModelBuilder implements FormattingModelBuilder {
   @Override
   public FormattingModel createModel(PsiElement element, CodeStyleSettings settings) {
     return FormattingModelProvider.createFormattingModelForPsiFile(element.getContainingFile(),
-                new SimpleBlock(element.getNode(), Wrap.createWrap(WrapType.NONE, false),
+                                                                   new SimpleBlock(element.getNode(),
-                        Alignment.createAlignment(), createSpaceBuilder(settings)), settings);
+                                                                                   Wrap.createWrap(WrapType.NONE,
+                                                                                                   false),
+                                                                                   Alignment.createAlignment(),
+                                                                                   createSpaceBuilder(settings)),
+                                                                   settings);
   }
 
   private static SpacingBuilder createSpaceBuilder(CodeStyleSettings settings) {
     return new SpacingBuilder(settings, SimpleLanguage.INSTANCE).
-                around(SimpleTypes.SEPARATOR).spaceIf(settings.SPACE_AROUND_ASSIGNMENT_OPERATORS).
+                                                                    around(SimpleTypes.SEPARATOR)
-                before(SimpleTypes.PROPERTY).none();
+                                                                .spaceIf(settings.SPACE_AROUND_ASSIGNMENT_OPERATORS)
+                                                                .
+                                                                    before(SimpleTypes.PROPERTY)
+                                                                .none();
   }
 
   @Nullable

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleLexer.java

@@ -3,9 +3,9 @@
 package com.simpleplugin;
 
 import com.intellij.lexer.FlexLexer;
+import com.intellij.psi.TokenType;
 import com.intellij.psi.tree.IElementType;
 import com.simpleplugin.psi.SimpleTypes;
-import com.intellij.psi.TokenType;
 
 
 /**
@@ -15,10 +15,14 @@ import com.intellij.psi.TokenType;
  * <tt>/Users/vlad/src/SimplePlugin/src/com/simpleplugin/Simple.flex</tt>
  */
 class SimpleLexer implements FlexLexer {
-  /** initial size of the lookahead buffer */
+  /**
+   * initial size of the lookahead buffer
+   */
   private static final int ZZ_BUFFERSIZE = 16384;
 
-  /** lexical states */
+  /**
+   * lexical states
+   */
   public static final int WAITING_VALUE = 2;
   public static final int YYINITIAL = 0;
 
@@ -177,33 +181,51 @@ class SimpleLexer implements FlexLexer {
     return j;
   }
 
-  /** the current state of the DFA */
+  /**
+   * the current state of the DFA
+   */
   private int zzState;
 
-  /** the current lexical state */
+  /**
+   * the current lexical state
+   */
   private int zzLexicalState = YYINITIAL;
 
-  /** this buffer contains the current text to be matched and is
+  /**
-      the source of the yytext() string */
+   * this buffer contains the current text to be matched and is
+   * the source of the yytext() string
+   */
   private CharSequence zzBuffer = "";
 
-  /** this buffer may contains the current text array to be matched when it is cheap to acquire it */
+  /**
+   * this buffer may contains the current text array to be matched when it is cheap to acquire it
+   */
   private char[] zzBufferArray;
 
-  /** the textposition at the last accepting state */
+  /**
+   * the textposition at the last accepting state
+   */
   private int zzMarkedPos;
 
-  /** the textposition at the last state to be included in yytext */
+  /**
+   * the textposition at the last state to be included in yytext
+   */
   private int zzPushbackPos;
 
-  /** the current text position in the buffer */
+  /**
+   * the current text position in the buffer
+   */
   private int zzCurrentPos;
 
-  /** startRead marks the beginning of the yytext() string in the buffer */
+  /**
+   * startRead marks the beginning of the yytext() string in the buffer
+   */
   private int zzStartRead;
 
-  /** endRead marks the last character in the buffer, that has been read
+  /**
-      from input */
+   * endRead marks the last character in the buffer, that has been read
+   * from input
+   */
   private int zzEndRead;
 
   /**
@@ -211,10 +233,14 @@ class SimpleLexer implements FlexLexer {
    */
   private boolean zzAtBOL = true;
 
-  /** zzAtEOF == true <=> the scanner is at the EOF */
+  /**
+   * zzAtEOF == true <=> the scanner is at the EOF
+   */
   private boolean zzAtEOF;
 
-  /** denotes if the user-EOF-code has already been executed */
+  /**
+   * denotes if the user-EOF-code has already been executed
+   */
   private boolean zzEOFDone;
 
 
@@ -273,8 +299,7 @@ class SimpleLexer implements FlexLexer {
    * Refills the input buffer.
    *
    * @return <code>false</code>, iff there was new input.
-   *
+   * @throws java.io.IOException if any I/O-Error occurs
-   * @exception   java.io.IOException  if any I/O-Error occurs
    */
   private boolean zzRefill() throws java.io.IOException {
     return true;
@@ -310,12 +335,11 @@ class SimpleLexer implements FlexLexer {
   /**
    * Returns the character at position <tt>pos</tt> from the
    * matched text.
-   *
+   * <p>
    * It is equivalent to yytext().charAt(pos), but faster
    *
    * @param pos the position of the character to fetch.
    *            A value from 0 to yylength()-1.
-   *
    * @return the character at position pos
    */
   public final char yycharat(int pos) {
@@ -333,13 +357,13 @@ class SimpleLexer implements FlexLexer {
 
   /**
    * Reports an error that occured while scanning.
-   *
+   * <p>
    * In a wellformed scanner (no or only correct usage of
    * yypushback(int) and a match-all fallback rule) this method
    * will only be called with things that "Can't Possibly Happen".
    * If this method is called, something is seriously wrong
    * (e.g. a JFlex bug producing a faulty scanner etc.).
-   *
+   * <p>
    * Usual syntax/scanner level error handling should be done
    * in error fallback rules.
    *
@@ -349,8 +373,7 @@ class SimpleLexer implements FlexLexer {
     String message;
     try {
       message = ZZ_ERROR_MSG[errorCode];
-    }
+    } catch (ArrayIndexOutOfBoundsException e) {
-    catch (ArrayIndexOutOfBoundsException e) {
       message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR];
     }
 
@@ -360,7 +383,7 @@ class SimpleLexer implements FlexLexer {
 
   /**
    * Pushes the specified amount of characters back into the input stream.
-   *
+   * <p>
    * They will be read again by then next call of the scanning method
    *
    * @param number the number of characters to be read again.
@@ -391,7 +414,7 @@ class SimpleLexer implements FlexLexer {
    * the end of input is encountered or an I/O-Error occurs.
    *
    * @return the next token
-   * @exception   java.io.IOException  if any I/O-Error occurs
+   * @throws java.io.IOException if any I/O-Error occurs
    */
   public IElementType advance() throws java.io.IOException {
     int zzInput;
@@ -419,7 +442,8 @@ class SimpleLexer implements FlexLexer {
       zzState = ZZ_LEXSTATE[zzLexicalState];
 
 
-      zzForAction: {
+      zzForAction:
+      {
         while (true) {
 
           if (zzCurrentPosL < zzEndReadL)
@@ -427,8 +451,7 @@ class SimpleLexer implements FlexLexer {
           else if (zzAtEOF) {
             zzInput = YYEOF;
             break zzForAction;
-          }
+          } else {
-          else {
             // store back cached positions
             zzCurrentPos = zzCurrentPosL;
             zzMarkedPos = zzMarkedPosL;
@@ -441,8 +464,7 @@ class SimpleLexer implements FlexLexer {
             if (eof) {
               zzInput = YYEOF;
               break zzForAction;
-            }
+            } else {
-            else {
               zzInput = (zzBufferArrayL != null ? zzBufferArrayL[zzCurrentPosL++] : zzBufferL.charAt(zzCurrentPosL++));
             }
           }
@@ -464,41 +486,53 @@ class SimpleLexer implements FlexLexer {
       zzMarkedPos = zzMarkedPosL;
 
       switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
-        case 6: 
+        case 6: {
-          { yybegin(YYINITIAL); return SimpleTypes.VALUE;
+          yybegin(YYINITIAL);
+          return SimpleTypes.VALUE;
         }
-        case 8: break;
+        case 8:
-        case 5: 
+          break;
-          { yybegin(WAITING_VALUE); return SimpleTypes.SEPARATOR;
+        case 5: {
+          yybegin(WAITING_VALUE);
+          return SimpleTypes.SEPARATOR;
         }
-        case 9: break;
+        case 9:
-        case 4: 
+          break;
-          { yybegin(YYINITIAL); return SimpleTypes.COMMENT;
+        case 4: {
+          yybegin(YYINITIAL);
+          return SimpleTypes.COMMENT;
         }
-        case 10: break;
+        case 10:
-        case 3: 
+          break;
-          { return TokenType.BAD_CHARACTER;
+        case 3: {
+          return TokenType.BAD_CHARACTER;
         }
-        case 11: break;
+        case 11:
-        case 2: 
+          break;
-          { yybegin(YYINITIAL); return TokenType.WHITE_SPACE;
+        case 2: {
+          yybegin(YYINITIAL);
+          return TokenType.WHITE_SPACE;
         }
-        case 12: break;
+        case 12:
-        case 7: 
+          break;
-          { yybegin(WAITING_VALUE); return TokenType.WHITE_SPACE;
+        case 7: {
+          yybegin(WAITING_VALUE);
+          return TokenType.WHITE_SPACE;
         }
-        case 13: break;
+        case 13:
-        case 1: 
+          break;
-          { yybegin(YYINITIAL); return SimpleTypes.KEY;
+        case 1: {
+          yybegin(YYINITIAL);
+          return SimpleTypes.KEY;
         }
-        case 14: break;
+        case 14:
+          break;
         default:
           if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
             zzAtEOF = true;
             zzDoEOF();
             return null;
-          }
+          } else {
-          else {
             zzScanError(ZZ_NO_MATCH);
           }
       }

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleLineMarkerProvider.java

@@ -14,7 +14,8 @@ import java.util.List;
 
 public class SimpleLineMarkerProvider extends RelatedItemLineMarkerProvider {
   @Override
-    protected void collectNavigationMarkers(@NotNull PsiElement element, Collection<? super RelatedItemLineMarkerInfo> result) {
+  protected void collectNavigationMarkers(@NotNull PsiElement element,
+                                          Collection<? super RelatedItemLineMarkerInfo> result) {
     if (element instanceof PsiLiteralExpression) {
       PsiLiteralExpression literalExpression = (PsiLiteralExpression) element;
       String value = literalExpression.getValue() instanceof String ? (String) literalExpression.getValue() : null;

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleParserDefinition.java

@@ -21,7 +21,8 @@ public class SimpleParserDefinition implements ParserDefinition{
   public static final TokenSet WHITE_SPACES = TokenSet.create(TokenType.WHITE_SPACE);
   public static final TokenSet COMMENTS = TokenSet.create(SimpleTypes.COMMENT);
 
-    public static final IFileElementType FILE = new IFileElementType(Language.<SimpleLanguage>findInstance(SimpleLanguage.class));
+  public static final IFileElementType FILE =
+      new IFileElementType(Language.<SimpleLanguage>findInstance(SimpleLanguage.class));
 
   @NotNull
   @Override

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleReferenceContributor.java

@@ -13,11 +13,15 @@ public class SimpleReferenceContributor extends PsiReferenceContributor {
                                         new PsiReferenceProvider() {
                                           @NotNull
                                           @Override
-                    public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull ProcessingContext context) {
+                                          public PsiReference[] getReferencesByElement(@NotNull PsiElement element,
+                                                                                       @NotNull ProcessingContext
+                                                                                           context) {
                                             PsiLiteralExpression literalExpression = (PsiLiteralExpression) element;
-                        String value = literalExpression.getValue() instanceof String ? (String)literalExpression.getValue() : null;
+                                            String value = literalExpression.getValue() instanceof String ?
+                                                (String) literalExpression.getValue() : null;
                                             if (value != null && value.startsWith("simple" + ":")) {
-                            return new PsiReference[]{new SimpleReference(element, new TextRange(8, value.length() + 1))};
+                                              return new PsiReference[]{
+                                                  new SimpleReference(element, new TextRange(8, value.length() + 1))};
                                             }
                                             return PsiReference.EMPTY_ARRAY;
                                           }

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleSyntaxHighlighter.java

@@ -13,11 +13,16 @@ import org.jetbrains.annotations.NotNull;
 import static com.intellij.openapi.editor.colors.TextAttributesKey.createTextAttributesKey;
 
 public class SimpleSyntaxHighlighter extends SyntaxHighlighterBase {
-    public static final TextAttributesKey SEPARATOR = createTextAttributesKey("SIMPLE_SEPARATOR", DefaultLanguageHighlighterColors.OPERATION_SIGN);
+  public static final TextAttributesKey SEPARATOR =
-    public static final TextAttributesKey KEY = createTextAttributesKey("SIMPLE_KEY", DefaultLanguageHighlighterColors.KEYWORD);
+      createTextAttributesKey("SIMPLE_SEPARATOR", DefaultLanguageHighlighterColors.OPERATION_SIGN);
-    public static final TextAttributesKey VALUE = createTextAttributesKey("SIMPLE_VALUE", DefaultLanguageHighlighterColors.STRING);
+  public static final TextAttributesKey KEY =
-    public static final TextAttributesKey COMMENT = createTextAttributesKey("SIMPLE_COMMENT", DefaultLanguageHighlighterColors.LINE_COMMENT);
+      createTextAttributesKey("SIMPLE_KEY", DefaultLanguageHighlighterColors.KEYWORD);
-    public static final TextAttributesKey BAD_CHARACTER = createTextAttributesKey("SIMPLE_BAD_CHARACTER", HighlighterColors.BAD_CHARACTER);
+  public static final TextAttributesKey VALUE =
+      createTextAttributesKey("SIMPLE_VALUE", DefaultLanguageHighlighterColors.STRING);
+  public static final TextAttributesKey COMMENT =
+      createTextAttributesKey("SIMPLE_COMMENT", DefaultLanguageHighlighterColors.LINE_COMMENT);
+  public static final TextAttributesKey BAD_CHARACTER =
+      createTextAttributesKey("SIMPLE_BAD_CHARACTER", HighlighterColors.BAD_CHARACTER);
 
   private static final TextAttributesKey[] BAD_CHAR_KEYS = new TextAttributesKey[]{BAD_CHARACTER};
   private static final TextAttributesKey[] SEPARATOR_KEYS = new TextAttributesKey[]{SEPARATOR};

code_samples/simple_language_plugin/src/com/simpleplugin/SimpleUtil.java

@@ -18,7 +18,8 @@ import java.util.List;
 public class SimpleUtil {
   public static List<SimpleProperty> findProperties(Project project, String key) {
     List<SimpleProperty> result = null;
-        Collection<VirtualFile> virtualFiles = FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
+    Collection<VirtualFile> virtualFiles =
+        FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
                                                         GlobalSearchScope.allScope(project));
     for (VirtualFile virtualFile : virtualFiles) {
       SimpleFile simpleFile = (SimpleFile) PsiManager.getInstance(project).findFile(virtualFile);
@@ -41,7 +42,8 @@ public class SimpleUtil {
 
   public static List<SimpleProperty> findProperties(Project project) {
     List<SimpleProperty> result = new ArrayList<SimpleProperty>();
-        Collection<VirtualFile> virtualFiles = FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
+    Collection<VirtualFile> virtualFiles =
+        FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, SimpleFileType.INSTANCE,
                                                         GlobalSearchScope.allScope(project));
     for (VirtualFile virtualFile : virtualFiles) {
       SimpleFile simpleFile = (SimpleFile) PsiManager.getInstance(project).findFile(virtualFile);

code_samples/simple_language_plugin/src/com/simpleplugin/psi/impl/SimplePsiImplUtil.java

@@ -9,7 +9,6 @@ import com.simpleplugin.psi.SimpleElementFactory;
 import com.simpleplugin.psi.SimpleProperty;
 import com.simpleplugin.psi.SimpleTypes;
 import org.jetbrains.annotations.Nullable;
-import java.lang.String;
 
 import javax.swing.*;
 

code_samples/simple_language_plugin/testData/FoldingTestData.java

@@ -1,11 +1,35 @@
 public class Test {
-    public static void main(String[] args)<fold text=' { '> {
+  public static void main(String[] args)
+
+  <fold text=' { '>
+
+  {
     </fold > System.out.println("<fold text='http://en.wikipedia.org/'>simple:website</fold>");<fold text = ' }' >
-    }</fold>
+  }
-    public static void main1(String[] args)<fold text=' { '> {
+
-        </fold>System.out.println("<fold text='This is the value that could be looked up with the key \"key with spaces\".'>simple:key with spaces</fold>");<fold text=' }'>
+  </fold>
-    }</fold>
+
-    public static void main2(String[] args)<fold text=' { '> {
+  public static void main1(String[] args)
-        </fold>System.out.println("<fold text='Welcome to \n          Wikipedia!'>simple:message</fold>");<fold text=' }'>
+
-    }</fold>
+  <fold text=' { '>
+
+  {
+    </fold > System.out.println(
+      "<fold text='This is the value that could be looked up with the key \"key with spaces\".'>simple:key with " +
+      "spaces</fold>");<
+    fold text = ' }' >
+  }
+
+  </fold>
+
+  public static void main2(String[] args)
+
+  <fold text=' { '>
+
+  {
+    </fold > System.out.println("<fold text='Welcome to \n          Wikipedia!'>simple:message</fold>");<
+    fold text = ' }' >
+  }
+
+  </fold>
 }

code_samples/tool_window/src/myToolWindow/MyToolWindowFactory.java

@@ -55,7 +55,8 @@ public class MyToolWindowFactory implements ToolWindowFactory {
     // Get current date and time
     Calendar instance = Calendar.getInstance();
     currentDate.setText(String.valueOf(instance.get(Calendar.DAY_OF_MONTH)) + "/"
-                + String.valueOf(instance.get(Calendar.MONTH) + 1) + "/" + String.valueOf(instance.get(Calendar.YEAR)));
+                        + String.valueOf(instance.get(Calendar.MONTH) + 1) + "/" +
+                        String.valueOf(instance.get(Calendar.YEAR)));
     currentDate.setIcon(new ImageIcon(getClass().getResource("/myToolWindow/Calendar-icon.png")));
     int min = instance.get(Calendar.MINUTE);
     String strMin;

code_samples/tree_structure_provider/src/org/jetbrains/tutorials/tree/structure/TextOnlyTreeStructureProvider.java

@@ -18,7 +18,9 @@ import java.util.Collection;
 public class TextOnlyTreeStructureProvider implements TreeStructureProvider {
   @NotNull
   @Override
-    public Collection<AbstractTreeNode> modify(@NotNull AbstractTreeNode parent, @NotNull Collection<AbstractTreeNode> children, ViewSettings settings) {
+  public Collection<AbstractTreeNode> modify(@NotNull AbstractTreeNode parent,
+                                             @NotNull Collection<AbstractTreeNode> children,
+                                             ViewSettings settings) {
     ArrayList<AbstractTreeNode> nodes = new ArrayList<AbstractTreeNode>();
     for (AbstractTreeNode child : children) {
       if (child instanceof PsiFileNode) {