import javax.lang.model.element.TypeElement;

    }

    /**

     * Returns all top level elements defined in file for which this {@link CompilationController}

     * was created. The {@link CompilationInfo} has to be in phase {@link JavaSource#Phase#ELEMENTS_RESOLVED}.

     * @return list of top level elements, it may return null when this {@link CompilationController} is not

     * in phase {@link JavaSource#Phase#ELEMENTS_RESOLVED} or higher.

     */

    public List<? extends TypeElement> getTopLevelElements () {

        return this.delegate.getTopLevelElements();

import com.sun.source.tree.Tree;

import com.sun.source.util.TreePath;

import com.sun.tools.javac.code.Symbol;

import com.sun.tools.javac.model.JavacElements;

import java.util.LinkedList;

import javax.lang.model.element.Element;

import javax.lang.model.element.ElementKind;

import javax.lang.model.element.TypeElement;

import javax.lang.model.util.ElementFilter;

import javax.tools.JavaFileManager;

import javax.tools.StandardLocation;

import org.netbeans.modules.java.source.parsing.FileObjects;

import org.openide.filesystems.FileUtil;

    }

    /**

     * Returns all top level elements defined in file for which the {@link CompilationInfo}

     * was created. The {@link CompilationInfo} has to be in phase {@link JavaSource#Phase#ELEMENTS_RESOLVED}.

     * @return list of top level elements, it may return null when this {@link CompilationInfo} is not

     * in phase {@link JavaSource#Phase#ELEMENTS_RESOLVED} or higher.

     */

    public List<? extends TypeElement> getTopLevelElements () {

        if (this.jfo == null) {

            throw new IllegalStateException ();

        }

        List<TypeElement> result = new ArrayList<TypeElement>();

        if (this.javaSource.isClassFile()) {

            Elements elements = getElements();

            assert elements != null;

            assert this.javaSource.rootFo != null;

            String name = FileObjects.convertFolder2Package(FileObjects.stripExtension(FileUtil.getRelativePath(javaSource.rootFo, fo)));

            TypeElement e = ((JavacElements)elements).getTypeElementByBinaryName(name);

            if (e != null) {                

                if (!isLocal(e)) {

                    result.add (e);

                }

            }

        }

        else {

            CompilationUnitTree cu = getCompilationUnit();

            if (cu == null) {

                return null;

            }

            else {

                final Trees trees = getTrees();

                assert trees != null;

                List<? extends Tree> typeDecls = cu.getTypeDecls();

                TreePath cuPath = new TreePath(cu);

                for( Tree t : typeDecls ) {

                    TreePath p = new TreePath(cuPath,t);

                    Element e = trees.getElement(p);

                    if (e instanceof TypeElement) {

                        result.add((TypeElement)e);

                    }

                }

            }

        }

        return result;

    }

    //todo: remove when Abort from javac is fixed

    private static boolean isLocal (TypeElement sym) {

        if  (sym.getQualifiedName().contentEquals("")) {    //NOI18N

            return true;

        }        

        Element enclosing = sym.getEnclosingElement();

        while (enclosing != null && enclosing.getKind() != ElementKind.PACKAGE) {

            if (!enclosing.getKind().isClass() && !enclosing.getKind().isInterface()) {

                return true;

            }

            enclosing = enclosing.getEnclosingElement();

        }

        return false;