Bug 49461 [preferences] code formatter not configured with Java project options
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/CompilationUnitEditor.java
import org.eclipse.jface.text.TextUtilities;
import org.eclipse.jface.text.contentassist.ContentAssistant;
import org.eclipse.jface.text.contentassist.IContentAssistant;
import org.eclipse.jface.text.contentassist.IContentAssistantExtension;
import org.eclipse.jface.text.link.ExclusivePositionUpdater;
import org.eclipse.jface.text.link.ILinkedListener;
import org.eclipse.jface.text.link.LinkedEnvironment;
import org.eclipse.jface.text.link.LinkedPositionGroup;
import org.eclipse.jface.text.link.LinkedUIControl;
import org.eclipse.jface.text.link.LinkedUIControl.ExitFlags;
import org.eclipse.jface.text.link.LinkedUIControl.IExitPolicy;
import org.eclipse.jface.text.source.IOverviewRuler;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.IVerticalRuler;
import org.eclipse.jface.text.source.SourceViewerConfiguration;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.ActionContext;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.dialogs.SaveAsDialog;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.ui.part.FileEditorInput;
import org.eclipse.ui.texteditor.ContentAssistAction;
import org.eclipse.ui.texteditor.ExtendedTextEditorPreferenceConstants;
import org.eclipse.ui.texteditor.IDocumentProvider;
import org.eclipse.ui.texteditor.ITextEditorActionConstants;
import org.eclipse.ui.texteditor.TextOperationAction;