Java Code Examples for javax.lang.model.element.TypeElement

@Override
public final boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

  if (roundEnv.processingOver()) {
    return false;
  }

  for (ProcessorPipeline processorPipeline : processorPipelines) {
    try {
      processorPipeline.process(annotations, roundEnv);
    } catch (Throwable e) {
      errorReporter.reportError(
          String.format(
              Locale.getDefault(),
              "Fatal error running %s processor: %s",
              processorPipeline.getAnnotationType().getSimpleName(),
              e.getMessage()));
    }
  }
  return false;
}
 

@Override
public StringBuilder visitDeclared(DeclaredType t, Boolean p) {
    Element e = t.asElement();
    if (e instanceof TypeElement) {
        TypeElement te = (TypeElement)e;
        DEFAULT_VALUE.append((p ? te.getQualifiedName() : te.getSimpleName()).toString());
        Iterator<? extends TypeMirror> it = t.getTypeArguments().iterator();
        if (it.hasNext()) {
            DEFAULT_VALUE.append("<"); //NOI18N
            while(it.hasNext()) {
                visit(it.next(), p);
                if (it.hasNext())
                    DEFAULT_VALUE.append(", "); //NOI18N
            }
            DEFAULT_VALUE.append(">"); //NOI18N
        }
        return DEFAULT_VALUE;
    } else {
        return DEFAULT_VALUE.append(UNKNOWN); //NOI18N
    }
}
 

private static KindOfType detectKind(CompilationInfo info, TypeMirror tm) {
    if (tm.getKind().isPrimitive()) {
        return KindOfType.valueOf(tm.getKind().name());
    }

    if (tm.getKind() == TypeKind.ARRAY) {
        return ((ArrayType) tm).getComponentType().getKind().isPrimitive() ? KindOfType.ARRAY_PRIMITIVE : KindOfType.ARRAY;
    }

    if (tm.getKind() == TypeKind.DECLARED) {
        Types t = info.getTypes();
        TypeElement en = info.getElements().getTypeElement("java.lang.Enum");

        if (en != null) {
            if (t.isSubtype(tm, t.erasure(en.asType()))) {
                return KindOfType.ENUM;
            }
        }

        if (((DeclaredType)tm).asElement().getKind().isClass() && ((TypeElement) ((DeclaredType) tm).asElement()).getQualifiedName().contentEquals("java.lang.String")) {
            return KindOfType.STRING;
        }
    }

    return KindOfType.OTHER;
}
 

/**
 * Build the package serialized form for the current package being processed.
 *
 * @param serializedSummariesTree content tree to which the documentation will be added
 * @throws DocletException if there is a problem while building the documentation
 */
protected void buildPackageSerializedForm(Content serializedSummariesTree) throws DocletException {
    Content packageSerializedTree = writer.getPackageSerializedHeader();
    SortedSet<TypeElement> classes = utils.getAllClassesUnfiltered(currentPackage);
    if (classes.isEmpty()) {
        return;
    }
    if (!serialInclude(utils, currentPackage)) {
        return;
    }
    if (!serialClassFoundToDocument(classes)) {
        return;
    }

    buildPackageHeader(packageSerializedTree);
    buildClassSerializedForm(packageSerializedTree);

    writer.addPackageSerializedTree(serializedSummariesTree, packageSerializedTree);
}
 

private Predicate<Element> createAccessibilityFilter(AnalyzeTask at, TreePath tp) {
    Scope scope = at.trees().getScope(tp);
    return el -> {
        switch (el.getKind()) {
            case ANNOTATION_TYPE: case CLASS: case ENUM: case INTERFACE:
                return at.trees().isAccessible(scope, (TypeElement) el);
            case PACKAGE:
            case EXCEPTION_PARAMETER: case PARAMETER: case LOCAL_VARIABLE: case RESOURCE_VARIABLE:
                return true;
            default:
                TypeMirror type = el.getEnclosingElement().asType();
                if (type.getKind() == TypeKind.DECLARED)
                    return at.trees().isAccessible(scope, el, (DeclaredType) type);
                else
                    return true;
        }
    };
}
 

public static TypeElement findClassElementByBinaryName(final String binaryName, CompilationController cc) {
    if (!binaryName.contains("$")) { // NOI18N
        // fast search based on fqn
        return cc.getElements().getTypeElement(binaryName);
    } else {
        // get containing package
        String packageName = ""; // NOI18N
        int dotIndex = binaryName.lastIndexOf("."); // NOI18N
        if (dotIndex != -1) {
            packageName = binaryName.substring(0, dotIndex);
        }
        PackageElement packElem = cc.getElements().getPackageElement(packageName);
        if (packElem == null) {
            return null;
        }

        // scan for element matching the binaryName
        return new BinaryNameTypeScanner().visit(packElem, binaryName);
    }
}
 

public static TypeElement getTypeElementByBinaryName(JavacTask task, String name) {
    Set<? extends ModuleElement> allModules = task.getElements().getAllModuleElements();
    
    if (allModules.isEmpty()) {
        Context ctx = ((JavacTaskImpl) task).getContext();
        Symtab syms = Symtab.instance(ctx);
        
        return getTypeElementByBinaryName(task, syms.noModule, name);
    }
    
    TypeElement result = null;
    
    for (ModuleElement me : allModules) {
        TypeElement found = getTypeElementByBinaryName(task, me, name);
        
        if (found != null) {
            if (result != null) return null;
            result = found;
        }
    }
    
    return result;
}
 

public static Set<ElementHandle<TypeElement>> findImplementors(final ClasspathInfo cpInfo, final ElementHandle<TypeElement> baseType) {
    final Set<ClassIndex.SearchKind> kind = EnumSet.of(ClassIndex.SearchKind.IMPLEMENTORS);
    final Set<ClassIndex.SearchScope> scope = EnumSet.allOf(ClassIndex.SearchScope.class);
    
    final Set<ElementHandle<TypeElement>> allImplementors = new HashSet<ElementHandle<TypeElement>>();

    ParsingUtils.invokeScanSensitiveTask(cpInfo, new ScanSensitiveTask<CompilationController>(true) {
        @Override
        public void run(CompilationController cc) {
            Set<ElementHandle<TypeElement>> implementors = cpInfo.getClassIndex().getElements(baseType, kind, scope);
            do {
                Set<ElementHandle<TypeElement>> tmpImplementors = new HashSet<ElementHandle<TypeElement>>();
                allImplementors.addAll(implementors);

                for (ElementHandle<TypeElement> element : implementors) {
                    tmpImplementors.addAll(cpInfo.getClassIndex().getElements(element, kind, scope));
                }

                implementors = tmpImplementors;
            } while (!implementors.isEmpty());
        }
    });
    
    return allImplementors;
}
 

@Override
public StringBuilder visitWildcard(WildcardType t, Boolean p) {
    int len = DEFAULT_VALUE.length();
    DEFAULT_VALUE.append("?"); //NOI18N
    TypeMirror bound = t.getSuperBound();
    if (bound == null) {
        bound = t.getExtendsBound();
        if (bound != null) {
            DEFAULT_VALUE.append(" extends "); //NOI18N
            if (bound.getKind() == TypeKind.WILDCARD)
                bound = ((WildcardType)bound).getSuperBound();
            visit(bound, p);
        } else if (len == 0) {
            bound = SourceUtils.getBound(t);
            if (bound != null && (bound.getKind() != TypeKind.DECLARED || !((TypeElement)((DeclaredType)bound).asElement()).getQualifiedName().contentEquals("java.lang.Object"))) { //NOI18N
                DEFAULT_VALUE.append(" extends "); //NOI18N
                visit(bound, p);
            }
        }
    } else {
        DEFAULT_VALUE.append(" super "); //NOI18N
        visit(bound, p);
    }
    return DEFAULT_VALUE;
}
 

@Override
public String getName() {
    if(typeName == null){
        Element elt = po != null ? getTypeElement(po) : element;
        if(elt != null){
            if(elt instanceof TypeElement) {
                typeName = ((TypeElement) elt).getQualifiedName().toString();
            }
            else {
                typeName = elt.asType().toString();
            }
        } else if (type != null) {
            typeName = type.getName();
        }
    }
    return typeName;
}
 

/** The super qualifier user to extend this property metadata. */
@Override public @Nullable PropertyReference extend() {
    if (mixinMetamodel != null && mixinProperty != null) {
        return new PropertyReference(mixinMetamodel, mixinProperty);
    }

    // apply bean Qualify(mixin) if this property has no explicit @Extend
    if (isProperty()) {
        Qualify beanQualify = beanElement.getAnnotation(Qualify.class);
        TypeElement classRepresenter = qualifyExtendValue(beanQualify);
        if (classRepresenter != null && !classRepresenter.equals(typeElementFor(Object.class))) {
            return new PropertyReference(
                    ClassName.bestGuess(getQualifierName(getFlatName(classRepresenter))),
                    isNullOrEmpty(mixinProperty) ? name : mixinProperty);
        }
    }

    return null;
}
 

/**
 * Returns a set of {@link ElementHandle}s containing reference(s) to given package element.
 * @param element the {@link ElementHandle} of a {@link PackageElement} for which usages should be found
 * @param searchKind type of reference, {@see SearchKind}
 * @param scope to search in {@see SearchScope}
 * @return set of {@link ElementHandle}s containing the reference(s)
 * It may return null when the caller is a CancellableTask<CompilationInfo> and is cancelled
 * inside call of this method.
 * @since 0.89
 */
public @NullUnknown Set<ElementHandle<TypeElement>> getElementsForPackage (
        final @NonNull ElementHandle<PackageElement> element,
        final @NonNull Set<SearchKind> searchKind,
        final @NonNull Set<? extends SearchScopeType> scope) {
    return searchImpl(
        element,
        searchKind,
        scope,
        new Convertor<ClassIndexImpl, Convertor<Document,ElementHandle<TypeElement>>>(){
            @NonNull
            @Override
            public Convertor<Document, ElementHandle<TypeElement>> convert(@NonNull final ClassIndexImpl p) {
                return DocumentUtil.typeElementConvertor();
            }
        });
}
 

@Override
public String findBuilderClass(CompilationInfo cinfo, Source source, String beanClassName) {
    TypeElement classElement = cinfo.getElements().getTypeElement(beanClassName);
    if (classElement == null) {
        return null;
    }
    StringBuilder sb = new StringBuilder(((PackageElement)classElement.getEnclosingElement()).getQualifiedName().toString());
    if (sb.length() > 0) {
        sb.append("."); // NOI18N
    }
    sb.append(classElement.getSimpleName().toString()).append("Builder"); // NOI18N
    
    TypeElement builderEl = cinfo.getElements().getTypeElement(sb.toString());
    return builderEl != null ?
            sb.toString() :
            null;
}
 

/**
 */
private boolean hasTestableMethods(TypeElement classElem) {
    List<? extends Element> enclosedElems = classElem.getEnclosedElements();
    if (enclosedElems.isEmpty()) {
        return false;
    }
    
    List<ExecutableElement> methods = ElementFilter.methodsIn(enclosedElems);
    if (methods.isEmpty()) {
        return false;
    }
    
    for (ExecutableElement method : methods) {
        if (isMethodTestable(method)) {
            return true;
        }
    }
    
    return false;
}
 

/**
 * Construct a new ClassBuilder.
 *
 * @param context  the build context
 * @param typeElement the class being documented.
 * @param writer the doclet specific writer.
 */
private ClassBuilder(Context context, TypeElement typeElement, ClassWriter writer) {
    super(context);
    this.typeElement = typeElement;
    this.writer = writer;
    this.utils = configuration.utils;
    if (utils.isInterface(typeElement)) {
        isInterface = true;
        isEnum = false;
    } else if (utils.isEnum(typeElement)) {
        isInterface = false;
        isEnum = true;
        utils.setEnumDocumentation(typeElement);
    } else {
        isInterface = false;
        isEnum = false;
    }
}
 

@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
    writeStaticJavaFiles();

    getMigrators(roundEnv);
    getDatabaseName(roundEnv);

    for (Element element : roundEnv.getElementsAnnotatedWith(Model.class)) {
        models.add(element);
        generateColumnEnums(element);
        generateEntityProxies(element);
        generateCursorHelperFiles(element);
        generateModelDaoFiles(element);
    }
    resolveDependencies();
    writeJavaFiles();
    return true;
}
 

/**
 * Returns a set of source files containing reference(s) to given type element.
 * @param element the {@link ElementHandle} of a {@link TypeElement} for which usages should be found
 * @param searchKind type of reference, {@see SearchKind}
 * @param scope to search in {@see SearchScope}
 * @return set of {@link FileObject}s containing the reference(s)
 * It may return null when the caller is a CancellableTask<CompilationInfo> and is cancelled
 * inside call of this method.
 */
public @NullUnknown Set<FileObject> getResources (
        final @NonNull ElementHandle<TypeElement> element,
        final @NonNull Set<SearchKind> searchKind,
        final @NonNull Set<? extends SearchScopeType> scope) {
    return searchImpl(
        element,
        searchKind,
        scope,
        new Convertor<ClassIndexImpl, Convertor<Document,FileObject>>() {
            @NonNull
            @Override
            public Convertor<Document, FileObject> convert(@NonNull final ClassIndexImpl p) {
                return DocumentUtil.fileObjectConvertor (ClassIndex.ResourceType.SOURCE, p.getSourceRoots());
            }
        });
}
 

@Override @DefinedBy(Api.LANGUAGE_MODEL)
public Void visitType(TypeElement e, Void p) {
    if (isNonPrivate(e)) {
        PubApi prevApi = collectedApi;
        collectedApi = new PubApi();
        super.visitType(e, p);
        if (!isAnonymous(e)) {
            String name = ((ClassSymbol) e).flatname.toString();
            PubType t = new PubType(e.getModifiers(),
                                    name,
                                    //e.getQualifiedName().toString(),
                                    collectedApi);
            prevApi.types.put(t.fqName, t);
        }
        collectedApi = prevApi;
    }
    return null;
}
 

/**
 * 
 * @return  list of {@code Element}s representing top classes,
 *          or an empty list of none were found
 */
private static List<TypeElement> findTopClassElems(
                                    CompilationInfo compInfo,
                                    CompilationUnitTree compilationUnit,
                                    Filter filter) {
    List<? extends Tree> typeDecls = compilationUnit.getTypeDecls();
    if ((typeDecls == null) || typeDecls.isEmpty()) {
        return Collections.<TypeElement>emptyList();
    }
    
    List<TypeElement> result = new ArrayList<TypeElement>(typeDecls.size());

    Trees trees = compInfo.getTrees();
    for (Tree typeDecl : typeDecls) {
        if (TreeUtilities.CLASS_TREE_KINDS.contains(typeDecl.getKind())) {
            Element element = trees.getElement(
                    new TreePath(new TreePath(compilationUnit), typeDecl));
            TypeElement typeElement = (TypeElement) element;
            if (filter.passes(typeElement, compInfo)) {
                result.add(typeElement);
            }
        }
    }

    return result;
}
 

private void processRound(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
	loop: for (TypeElement annotation : annotations) {
		for (Element element : roundEnv.getElementsAnnotatedWith(annotation)) {
			if (element.getAnnotation(Activator.class).extension()) {
				extensionActivator = element.asType().toString();
			} else {
				activator = element.asType().toString();
			}
			if (activator != null && extensionActivator != null) {
				break loop;
			}
		}
	}
	try {
		generateFile();
	} catch (IOException e) {
		messager.printMessage(Kind.ERROR, "IOException while generating file with contracts! " + e.getMessage());
		e.printStackTrace();
	}
}
 

public void testGoToStaticImport() throws Exception {
    final boolean[] wasCalled = new boolean[1];
    String code = "package test; import static java.awt.Color.BLACK; public class Test {}";

    performTest(code, code.indexOf("BLACK") + 1, new OrigUiUtilsCaller() {
        public void open(FileObject fo, int pos) {
            fail("Should not be called.");
        }
        public void beep() {
            fail("Should not be called.");
        }
        public void open(ClasspathInfo info, Element el) {
            assertEquals(ElementKind.FIELD, el.getKind());
            assertEquals("java.awt.Color.BLACK",
                    ((TypeElement) el.getEnclosingElement()).getQualifiedName().toString() + '.' + el);
            wasCalled[0] = true;
        }
    }, false);

    assertTrue(wasCalled[0]);
}
 

@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

  if (roundEnv.processingOver()) {
    return false;
  }

  Set<? extends Element> elementsAnnotatedWith =
      roundEnv.getElementsAnnotatedWith(Annotation1.class);

  if (elementsAnnotatedWith.size() != 1) {
    throw new IllegalStateException(
        "There must be exactly one element to process. Actual=" + elementsAnnotatedWith.size());
  }

  for (Element element : elementsAnnotatedWith) {
    inputTypeForElement = inputTypeFinder.findInputTypeForElement(element);
  }

  return false;
}
 

@Override
public StringBuilder visitDeclared(DeclaredType t, Boolean p) {
    Element e = t.asElement();
    if (e instanceof TypeElement) {
        TypeElement te = (TypeElement)e;
        DEFAULT_VALUE.append((p ? te.getQualifiedName() : te.getSimpleName()).toString());
        Iterator<? extends TypeMirror> it = t.getTypeArguments().iterator();
        if (it.hasNext()) {
            DEFAULT_VALUE.append("<"); //NOI18N
            while(it.hasNext()) {
                visit(it.next(), p);
                if (it.hasNext()) {
                    DEFAULT_VALUE.append(", "); //NOI18N
                }
            }
            DEFAULT_VALUE.append(">"); //NOI18N
        }
        return DEFAULT_VALUE;
    } else {
        return DEFAULT_VALUE.append(UNKNOWN); //NOI18N
    }
}
 

public void run(WorkingCopy copy) throws Exception {
    copy.toPhase(JavaSource.Phase.RESOLVED);
    TreePath tp = copy.getTreeUtilities().pathFor(offset);
    assertTrue(TreeUtilities.CLASS_TREE_KINDS.contains(tp.getLeaf().getKind()));
    ClassTree ct = (ClassTree)tp.getLeaf();
    TypeElement te = (TypeElement)copy.getTrees().getElement(tp);
    assertNotNull(te);
    List<? extends VariableElement> vars = ElementFilter.fieldsIn(te.getEnclosedElements());
    TypeElement sup = (TypeElement)((DeclaredType)te.getSuperclass()).asElement();
    assertNotNull(sup);
    List<? extends ExecutableElement> ctors = sup.getQualifiedName().contentEquals("java.lang.Object")
            ? null : ElementFilter.constructorsIn(sup.getEnclosedElements());
    if (ctors != null)
        assertEquals(numCtors, ctors.size());
    GeneratorUtilities utilities = GeneratorUtilities.get(copy);
    assertNotNull(utilities);
    ClassTree newCt = utilities.insertClassMember(ct, utilities.createConstructor(te, vars, ctors != null ? ctors.get(ctorToUse) : null));
    copy.rewrite(ct, newCt);
}
 

public boolean run(DocletEnvironment root) {
        DocTrees trees = root.getDocTrees();
        TypeElement cd = ElementFilter.typesIn(root.getIncludedElements()).iterator().next();
        DocCommentTree docCommentTree = trees.getDocCommentTree(cd);
        List<? extends DocTree> tags = docCommentTree.getBody();

        for (int i = 0; i < tags.size(); i++) {
            System.out.println(tags.get(0).getKind());
//            if (!tags[i].name().equals(expectedTags[i]) ||
//                        !tags[i].text().equals(expectedText[i])) {
//                throw new Error("Tag \"" + tags[i] + "\" not as expected");
//            }
        }

        return true;
    }
 

public void testAddClashingImport2() throws IOException {
    testFile = getFile(getSourceDir(), getSourcePckg() + "ClashingImports3.java");
    JavaSource src = getJavaSource(testFile);
    Task<WorkingCopy> task = new Task<WorkingCopy>() {

        public void run(WorkingCopy workingCopy) throws IOException {
            workingCopy.toPhase(Phase.RESOLVED);
            CompilationUnitTree cut = workingCopy.getCompilationUnit();
            TreeMaker make = workingCopy.getTreeMaker();
            ClassTree clazz = (ClassTree) cut.getTypeDecls().get(0);
            MethodTree node = (MethodTree) clazz.getMembers().get(0);
            BlockTree body = node.getBody();
            List<StatementTree> stats = new ArrayList<StatementTree>();
            for(StatementTree st : body.getStatements())
                stats.add(st);
            TypeElement e = workingCopy.getElements().getTypeElement("java.awt.List");
            ExpressionTree type = make.QualIdent(e);
            stats.add(make.Variable(make.Modifiers(Collections.<Modifier>emptySet()), "awtList", type, null));
            workingCopy.rewrite(body, make.Block(stats, false));
        }
    };
    src.runModificationTask(task).commit();
    assertFiles("testAddClashingImport2.pass");
}
 

/**
 * Checks {@literal List} of interfaces if are all of them allowed for LocalBean,
 * means if all interfaces are {@literal java.io.Serializable}, {@literal java.io.Externalizable} or
 * from package {@literal javax.ejb}
 * 
 * @param interfaces {@literal List} of interfaces which should be checked
 * @return {@literal true} if all interfaces are allowed for LocalBean, {@literal false} otherwise
 */
private static boolean areAllowedInterfacesForLocalBean(List<? extends TypeMirror> interfaces) {
    for (TypeMirror typeMirror : interfaces) {
        if (typeMirror instanceof DeclaredType) {
            TypeElement interfaceElement = (TypeElement) ((DeclaredType) typeMirror).asElement();
            String interfaceClassName = interfaceElement.getQualifiedName().toString();
            if (!interfaceClassName.equals("java.io.Serializable")          //NOI18N
                    && !interfaceClassName.equals("java.io.Externalizable") //NOI18N
                    && !interfaceClassName.startsWith("javax.ejb.")) {      //NOI18N
               return false;
            }
        }
    }
    return true;
}
 

void runTests() throws Exception {
    TestProcessor testProcessor = new TestProcessor();
    final boolean[] executed = {false};
    testProcessor.setDelegate((annotations, roundEnv, typeUtils, elementUtils, filer, messager) -> {
        Optional<? extends Element> element = roundEnv.getElementsAnnotatedWith(TestAnnotation.class).stream().findFirst();
        if (element.isPresent()) {
            executed[0] = true;
            ObjectMapperProcessor.typeUtils = typeUtils;
            ObjectMapperProcessor.elementUtils = elementUtils;
            ObjectMapperProcessor.messager = messager;

            TypeElement typeElement = (TypeElement) typeUtils.asElement(element.get().asType());
            Map<String, ? extends Element> elements = typeElement.getEnclosedElements().stream().filter(e -> ElementKind.FIELD.equals(e.getKind())).collect(Collectors.toMap(o -> o.getSimpleName().toString(), o -> o));
            testSubjects.forEach(testSubject -> {
                if (elements.containsKey(testSubject.fieldName)) {
                    CodeBlock instance = getMappersChainBuilder(element.get().asType()).getInstance(elements.get(testSubject.fieldName));
                    testSubject.tester.testField(instance.toString());
                } else {
                    fail("field not found [" + testSubject.fieldName + "]");
                }
            });
        }
    });

    Compilation compilation = javac().withProcessors(testProcessor).compile(JavaFileObjects.forResource("TestBean.java"));
    assertThat(compilation.status()).isEqualTo(Compilation.Status.SUCCESS);
    assertTrue("the processor did not execute.", executed[0]);
}
 

/**
 * {@inheritDoc}
 */
public void addAnnotationDetailsTreeHeader(TypeElement te,
        Content memberDetailsTree) {
    if (!writer.printedAnnotationHeading) {
        memberDetailsTree.addContent(writer.getMarkerAnchor(
                SectionName.ANNOTATION_TYPE_ELEMENT_DETAIL));
        Content heading = HtmlTree.HEADING(HtmlConstants.DETAILS_HEADING,
                contents.annotationTypeDetailsLabel);
        memberDetailsTree.addContent(heading);
        writer.printedAnnotationHeading = true;
    }
}
 

/**
 * Adds a super reference. Super reference is treated differently, as it forces a call
 * to a super method (possibly overriden in the subclass), it is not possible to call that
 * method from outside - the override would be called. For calls to super.method, an accessor
 * must be generated.
 * 
 * @param el 
 */
private void addSuperInstance(TypeElement el) {
    if (isEnclosingType(el)) {
        if (superReferences.isEmpty()) {
            superReferences = new HashSet<TypeElement>();
        }
        superReferences.add(el);
    }
    addRequiredInstance(el);
}
 

private boolean testWrappers(FileObject fo) throws Exception {
    System.out.println("testWrappers("+fo+")");
    ClassPath bootPath = ClassPath.getClassPath(fo, ClassPath.BOOT);
    if (bootPath == null) {
        bootPath = JavaPlatformManager.getDefault().getDefaultPlatform().getBootstrapLibraries();
    }
    ClassPath srcPath = ClassPath.getClassPath(fo, ClassPath.SOURCE);
    ClassPath compilePath = ClassPathSupport.createClassPath(System.getProperty("java.class.path"));
    ClasspathInfo cpi = ClasspathInfo.create(bootPath, compilePath, srcPath);
    JavaSource source = JavaSource.create(cpi, fo);//forFileObject(fo);
    if (source == null) {
        return true;
    }
    final boolean[] successPtr = new boolean[] { true };
    source.runUserActionTask(new Task<CompilationController>() {
        @Override
        public void run(CompilationController ci) throws Exception {
            if (ci.toPhase(Phase.UP_TO_DATE).compareTo(Phase.UP_TO_DATE) < 0) {
                fail("Unable to resolve "+ci.getFileObject()+" to phase "+Phase.UP_TO_DATE+", current phase = "+ci.getPhase()+
                     "\nDiagnostics = "+ci.getDiagnostics()+
                     "\nFree memory = "+Runtime.getRuntime().freeMemory());
                return;
            }
            List<? extends TypeElement> topElements = ci.getTopLevelElements();
            for (TypeElement el : topElements) {
                ClassTree ct = ci.getTrees().getTree(el);
                JDICallsScanner scanner =
                        new JDICallsScanner(ci.getTrees(), ci.getTypes(), ci.getElements(), ci.getCompilationUnit());
                ct.accept(scanner, null);
                successPtr[0] = scanner.isFailed() && successPtr[0];
            }
        }
    }, true);
    return successPtr[0];
}
 

/**
 */
private TypeElement getTestTypeElem(Elements elements) {
    if (testTypeElem == null) {
        testTypeElem = getElemForClassName(
                                    "junit.framework.Test",     //NOI18N
                                    elements);
    }
    return testTypeElem;
}
 

public MainClassChooser (final Collection<ElementHandle<TypeElement>> mainClassesInFile, final String subtitle) {
    assert mainClassesInFile != null;
    dialogSubtitle = subtitle;
    this.initComponents();
    jMainClassList.setCellRenderer(new MainClassRenderer());
    initClassesView();
    initClassesModel (mainClassesInFile);
}
 

private DeclaredType getDeclaredType(TypeElement e, HashMap<? extends Element, ? extends TypeMirror> map, Types types) {
    List<? extends TypeParameterElement> tpes = e.getTypeParameters();
    TypeMirror[] targs = new TypeMirror[tpes.size()];
    int i = 0;
    for (Iterator<? extends TypeParameterElement> it = tpes.iterator(); it.hasNext();) {
        TypeParameterElement tpe = it.next();
        TypeMirror t = map.get(tpe);
        targs[i++] = t != null ? t : tpe.asType();
    }
    Element encl = e.getEnclosingElement();
    if ((encl.getKind().isClass() || encl.getKind().isInterface()) && !((TypeElement)encl).getTypeParameters().isEmpty())
            return types.getDeclaredType(getDeclaredType((TypeElement)encl, map, types), e, targs);
    return types.getDeclaredType(e, targs);
}
 

Set<ElementHandle<TypeElement>> loadDescenantsOfNode() {
    if (namePrefix.length() < PREFIX_TRESHOLD) {
        return loadDescenantsOfNode2();
    }
    TypeElement baseClass = getBaseClass();
    if (baseClass == null) {
        return Collections.emptySet();
    }
    Set<ElementHandle<TypeElement>> handles = new HashSet<ElementHandle<TypeElement>>();

    Set<ElementHandle<TypeElement>> els = ctx.getClasspathInfo().getClassIndex().
            getDeclaredTypes(namePrefix, ClassIndex.NameKind.CASE_INSENSITIVE_PREFIX, 
            EnumSet.of(ClassIndex.SearchScope.DEPENDENCIES, ClassIndex.SearchScope.SOURCE));
    TypeMirror nodeType = baseClass.asType();
    for (Iterator<ElementHandle<TypeElement>> it = els.iterator(); it.hasNext(); ) {
        ElementHandle<TypeElement> h = it.next();
        TypeElement e = h.resolve(ctx.getCompilationInfo());
        if (e == null ||
            !acceptsQName(e.getQualifiedName(), e.getSimpleName()) ||
            e.getModifiers().contains(Modifier.ABSTRACT) ||
            !FxClassUtils.isFxmlAccessible(e) ||
            !ctx.getCompilationInfo().getTypes().isAssignable(e.asType(), nodeType)) {
                continue;
        }
        handles.add(h);
    }
    return handles;
}
 

private void collectHierarchyMirrors(TypeMirror typeMirror, String stringRepresentation) {
  if (typeMirror.getKind() != TypeKind.DECLARED
      || typeMirror.toString().equals(Object.class.getName())) {
    return;
  }

  DeclaredType declaredType = toDeclaredType(typeMirror);
  TypeElement e = toTypeElement(declaredType);
  TypevarContext context = new TypevarContext(e, stringRepresentation);

  collectInterfacesMirrors(declaredType, context);

  TypeMirror superclassMirror = e.getSuperclass();
  if (superclassMirror.getKind() != TypeKind.NONE) {
    DeclaredType superclass = toDeclaredType(superclassMirror);
    String stringified = stringify(superclass, context);

    if (!stringified.equals(Object.class.getName())) {
      extendedClasses.add(toTypeElement(superclass));
      extendedClassNames.add(stringified);
      collectHierarchyMirrors(superclass, stringified);
    }
  }

  for (TypeMirror m : e.getInterfaces()) {
    collectUnresolvedInterface(m, context);
    collectInterfacesMirrors(m, context);
  }
}
 

private String getExtensionPoint(Element e) {
    AnnotationMirror
            providerAnnotation = MoreElements.getAnnotationMirror(e, InjectContext.class).get();
    DeclaredType providerInterface = this.getProviderInterface(providerAnnotation);
    TypeElement typeElement = asTypeElement(providerInterface);
    return typeElement.getQualifiedName().toString();

}
 

private ClassInfo parseClass(ClassName className, TypeElement typeElement) {
  TypeName targetType = getTargetType(typeElement.asType());
  TypeName viewType = targetType.equals(SHADOW_NODE_TYPE) ? null : targetType;

  ClassInfo classInfo = new ClassInfo(className, typeElement, viewType);
  findProperties(classInfo, typeElement);

  return classInfo;
}
 

private void filterClass(Collection<TypeElement> rootElements, Collection<? extends Element> elements) {
    for (Element element : elements) {
        if (element.getKind().equals(ElementKind.CLASS) || element.getKind().equals(ElementKind.INTERFACE) ||
                element.getKind().equals(ElementKind.ENUM)) {
            rootElements.add((TypeElement) element);
            filterClass(rootElements, ElementFilter.typesIn(element.getEnclosedElements()));
        }
    }
}
 

private TypeElement getClassToMapFrom(TypeElement type) {
    TypeMirror map = getMap(type.getAnnotation(AutoMapper.class));
    if (map != null && map.getClass() != null && !map.getClass().getCanonicalName().equals(void.class.getCanonicalName())) {
        return (TypeElement) processingEnv.getTypeUtils().asElement(map);
    }

    return null;
}