Bug 46394 RCP: Add marker action disabled for Java editor
N20031111 Start fresh workspace and create a class in a Java project. The following actions are disabled: Edit > Add Bookmark... Edit > Add Task... It works in the standard text editor.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.ILocalVariable;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.IPackageDeclaration;
import org.eclipse.jdt.core.ISourceRange;
import org.eclipse.jdt.core.ISourceReference;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.core.dom.IBinding;
import org.eclipse.jdt.ui.IContextMenuConstants;
import org.eclipse.jdt.ui.JavaUI;
import org.eclipse.jdt.ui.PreferenceConstants;
import org.eclipse.jdt.ui.actions.IJavaEditorActionDefinitionIds;
import org.eclipse.jdt.ui.actions.JavaSearchActionGroup;
import org.eclipse.jdt.ui.actions.OpenEditorActionGroup;
import org.eclipse.jdt.ui.actions.OpenViewActionGroup;
import org.eclipse.jdt.ui.actions.ShowActionGroup;
import org.eclipse.jdt.ui.text.JavaSourceViewerConfiguration;
import org.eclipse.jdt.ui.text.JavaTextTools;
import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.actions.CompositeActionGroup;
import org.eclipse.jdt.internal.ui.actions.SelectionConverter;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.GoToNextPreviousMemberAction;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.SelectionHistory;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.StructureSelectEnclosingAction;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.StructureSelectHistoryAction;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.StructureSelectNextAction;
import org.eclipse.jdt.internal.ui.javaeditor.selectionactions.StructureSelectPreviousAction;