Exemple #1
0
    public PsiFile resolve() {
      final PsiFile referencedFile = getReferencedFile();
      if (referencedFile != null) {
        return referencedFile;
      }

      if (myPsiFile != null) {
        final PsiElement psiElement = myPsiFile.findElementAt(myLinkInfo.offset);
        if (psiElement != null) {
          final PsiElement parent = psiElement.getParent();
          if (parent instanceof XmlTag) {
            final XmlAttribute attribute = ((XmlTag) parent).getAttribute(HREF_ATTR);
            if (attribute != null) {
              final XmlAttributeValue value = attribute.getValueElement();
              if (value != null) {
                final PsiReference[] references = value.getReferences();
                for (PsiReference reference : references) {
                  final PsiElement element = reference.resolve();
                  if (element instanceof PsiFile) {
                    return (PsiFile) element;
                  }
                }
              }
            }
          }
        }
      }

      return null;
    }
 @NotNull
 private static String getFilePathForLogging(@Nullable PsiFile file) {
   if (file == null) {
     return "NULL";
   }
   final VirtualFile vFile = file.getVirtualFile();
   return vFile != null ? vFile.getPath() : "NULL_VFILE";
 }
  @Nullable
  @Override
  public MyValidationMessageConsumer collectInformation(@NotNull final PsiFile file) {
    final FileType type = file.getFileType();
    if (type != StdFileTypes.XML && type != RncFileType.getInstance()) {
      return null;
    }
    final XmlFile xmlfile = (XmlFile) file;
    final XmlDocument document = xmlfile.getDocument();
    if (document == null) {
      return null;
    }
    if (type == StdFileTypes.XML) {
      final XmlTag rootTag = document.getRootTag();
      if (rootTag == null) {
        return null;
      }
      if (!ApplicationLoader.RNG_NAMESPACE.equals(rootTag.getNamespace())) {
        return null;
      }
    } else {
      if (!ApplicationManager.getApplication().isUnitTestMode()
          && MyErrorFinder.hasError(xmlfile)) {
        return null;
      }
    }
    final Document doc = PsiDocumentManager.getInstance(file.getProject()).getDocument(file);

    final MyValidationMessageConsumer consumer = new MyValidationMessageConsumer();
    ErrorHandler eh =
        new DefaultHandler() {
          @Override
          public void warning(SAXParseException e) {
            handleError(e, file, doc, consumer.warning());
          }

          @Override
          public void error(SAXParseException e) {
            handleError(e, file, doc, consumer.error());
          }
        };

    RngParser.parsePattern(file, eh, true);
    return consumer;
  }
Exemple #4
0
  private static void mapJsp(FileContent inputData, final List<LinkInfo> result) {
    final FileViewProvider viewProvider = inputData.getPsiFile().getViewProvider();

    PsiFile psiFile = null;
    if (viewProvider instanceof TemplateLanguageFileViewProvider) {
      final Language dataLanguage =
          ((TemplateLanguageFileViewProvider) viewProvider).getTemplateDataLanguage();
      if (dataLanguage == HTMLLanguage.INSTANCE || dataLanguage == XHTMLLanguage.INSTANCE) {
        psiFile = viewProvider.getPsi(dataLanguage);
      }
    } else {
      psiFile = viewProvider.getPsi(viewProvider.getBaseLanguage());
    }

    if (psiFile != null) {
      final XmlRecursiveElementVisitor visitor =
          new XmlRecursiveElementVisitor() {
            @Override
            public void visitXmlTag(XmlTag tag) {
              if (LINK.equalsIgnoreCase(tag.getLocalName())) {

                final String href = getAttributeValue(tag, HREF_ATTR);
                final String media = getAttributeValue(tag, MEDIA_ATTR);
                final String type = getAttributeValue(tag, TYPE_ATTR);
                final String rel = getAttributeValue(tag, REL_ATTR);
                final String title = getAttributeValue(tag, TITLE_ATTR);

                addResult(
                    result,
                    tag.getTextOffset(),
                    href,
                    media,
                    type,
                    rel,
                    title,
                    isHrefScripted(tag));
              }

              super.visitXmlTag(tag);
            }
          };

      psiFile.accept(visitor);
    }
  }
  private static void fillFromSchema(PsiFile file, ElementNames names) {
    if (!(file instanceof XmlFile)) return;
    final XmlFile f = (XmlFile) file;
    final XmlDocument d = f.getDocument();
    if (d == null) return;
    final XmlTag rootTag = d.getRootTag();
    if (rootTag == null) return;

    //noinspection unchecked
    names.dependencies.add(new NSDeclTracker(rootTag));

    try {
      final Map<String, String> namespaceDeclarations = rootTag.getLocalNamespaceDeclarations();
      final Collection<String> prefixes = namespaceDeclarations.keySet();

      //noinspection unchecked
      final Set<XmlElementDescriptor> history = new THashSet<XmlElementDescriptor>();

      final XmlElementFactory ef = XmlElementFactory.getInstance(file.getProject());
      int noSchemaNamespaces = 0;
      for (String prefix : prefixes) {
        final String namespace = namespaceDeclarations.get(prefix);
        if (isIgnoredNamespace(prefix, namespace)) continue;

        final XmlTag tag =
            ef.createTagFromText("<dummy-tag xmlns='" + namespace + "' />", XMLLanguage.INSTANCE);
        final XmlDocument document = PsiTreeUtil.getParentOfType(tag, XmlDocument.class);
        final XmlNSDescriptor rootDescriptor = tag.getNSDescriptor(tag.getNamespace(), true);
        if (rootDescriptor == null
            || (rootDescriptor instanceof XmlNSDescriptorImpl
                && ((XmlNSDescriptorImpl) rootDescriptor).getTag() == null)
            || !rootDescriptor.getDeclaration().isPhysical()) {
          final QName any = QNameUtil.createAnyLocalName(namespace);
          names.elementNames.add(any);
          names.attributeNames.add(any);
          noSchemaNamespaces++;
          continue;
        }

        //noinspection unchecked
        names.dependencies.add(rootDescriptor.getDescriptorFile());

        final XmlElementDescriptor[] e = rootDescriptor.getRootElementsDescriptors(document);
        for (XmlElementDescriptor descriptor : e) {
          processElementDescriptors(descriptor, tag, names, history);
        }
      }

      names.validateNames = names.elementNames.size() > noSchemaNamespaces;

      //            final QName any = QNameUtil.createAnyLocalName("");
      //            names.elementNames.add(any);
      //            names.attributeNames.add(any);
    } catch (IncorrectOperationException e) {
      Logger.getInstance(XsltContextProvider.class.getName()).error(e);
    }
  }
  public void addMessage(
      final PsiElement context,
      final String message,
      final ErrorType type,
      final IntentionAction... fixes) {
    if (message != null && message.length() > 0) {
      final PsiFile containingFile = context.getContainingFile();
      final HighlightInfoType defaultInfoType =
          type == ErrorType.ERROR
              ? HighlightInfoType.ERROR
              : type == ErrorType.WARNING
                  ? HighlightInfoType.WARNING
                  : HighlightInfoType.WEAK_WARNING;

      if (context instanceof XmlTag
          && XmlExtension.getExtension(containingFile).shouldBeHighlightedAsTag((XmlTag) context)) {
        addElementsForTagWithManyQuickFixes((XmlTag) context, message, defaultInfoType, fixes);
      } else {
        final PsiElement contextOfFile = containingFile.getContext();
        final HighlightInfo highlightInfo;

        if (contextOfFile != null) {
          TextRange range =
              InjectedLanguageManager.getInstance(context.getProject())
                  .injectedToHost(context, context.getTextRange());
          highlightInfo = HighlightInfo.createHighlightInfo(defaultInfoType, range, message);
        } else {
          highlightInfo =
              HighlightInfo.createHighlightInfo(HighlightInfoType.WRONG_REF, context, message);
        }

        if (fixes != null) {
          for (final IntentionAction quickFixAction : fixes) {
            if (quickFixAction == null) continue;
            QuickFixAction.registerQuickFixAction(highlightInfo, quickFixAction);
          }
        }
        addToResults(highlightInfo);
      }
    }
  }
        @Override
        protected Boolean compute(PsiElement parent, Object p) {
          OuterLanguageElement element =
              PsiTreeUtil.getChildOfType(parent, OuterLanguageElement.class);

          if (element == null) {
            // JspOuterLanguageElement is located under XmlText
            for (PsiElement child = parent.getFirstChild();
                child != null;
                child = child.getNextSibling()) {
              if (child instanceof XmlText) {
                element = PsiTreeUtil.getChildOfType(child, OuterLanguageElement.class);
                if (element != null) {
                  break;
                }
              }
            }
          }
          if (element == null) return false;
          PsiFile containingFile = parent.getContainingFile();
          return containingFile.getViewProvider().getBaseLanguage() != containingFile.getLanguage();
        }
  public PsiFile[] getRelatedFiles(final XPathFile file) {

    final XmlAttribute attribute = PsiTreeUtil.getContextOfType(file, XmlAttribute.class, false);
    assert attribute != null;

    final PsiFile psiFile = attribute.getContainingFile();
    assert psiFile != null;

    final List<PsiFile> files = new ArrayList<PsiFile>();

    psiFile.accept(
        new XmlRecursiveElementVisitor() {
          @Override
          public void visitXmlAttribute(XmlAttribute attribute) {
            final PsiFile[] _files = XsltSupport.getFiles(attribute);
            for (PsiFile _file : _files) {
              if (_file != file) files.add(_file);
            }
          }
        });

    return PsiUtilCore.toPsiFileArray(files);
  }
  public static void handleError(
      SAXParseException ex, PsiFile file, Document document, ValidationMessageConsumer consumer) {
    final String systemId = ex.getSystemId();
    if (LOG.isDebugEnabled()) {
      LOG.debug("RNG Schema error: " + ex.getMessage() + " [" + systemId + "]");
    }

    if (systemId != null) {
      final VirtualFile virtualFile = findVirtualFile(systemId);
      if (!Comparing.equal(virtualFile, file.getVirtualFile())) {
        return;
      }
    }

    final PsiElement at;
    final int line = ex.getLineNumber();
    if (line > 0) {
      final int column = ex.getColumnNumber();
      final int startOffset = document.getLineStartOffset(line - 1);

      if (column > 0) {
        if (file.getFileType() == RncFileType.getInstance()) {
          final PsiElement e = file.findElementAt(startOffset + column);
          if (e == null) {
            at = e;
          } else {
            at = file.findElementAt(startOffset + column - 1);
          }
        } else {
          at = file.findElementAt(startOffset + column - 2);
        }
      } else {
        final PsiElement e = file.findElementAt(startOffset);
        at = e != null ? PsiTreeUtil.nextLeaf(e) : null;
      }
    } else {
      final XmlDocument d = ((XmlFile) file).getDocument();
      assert d != null;
      final XmlTag rootTag = d.getRootTag();
      assert rootTag != null;
      at = rootTag.getFirstChild();
    }

    final PsiElement host;
    if (file instanceof RncFile) {
      host = at;
    } else {
      host = PsiTreeUtil.getParentOfType(at, XmlAttribute.class, XmlTag.class);
    }
    if (at != null && host != null) {
      consumer.onMessage(host, ex.getMessage());
    } else {
      consumer.onMessage(file, ex.getMessage());
    }
  }
  private CachedValue<ElementNames> createCachedValue(final PsiFile file) {
    return CachedValuesManager.getManager(file.getProject())
        .createCachedValue(
            new CachedValueProvider<ElementNames>() {
              public Result<ElementNames> compute() {
                final ElementNames names = new ElementNames();
                final PsiFile[] associations =
                    myFileAssociationsManager.getAssociationsFor(
                        file, FileAssociationsManager.XML_FILES);

                if (associations.length == 0) {
                  fillFromSchema(file, names);
                } else {
                  names.validateNames = true;
                  //noinspection unchecked
                  ContainerUtil.addAll(names.dependencies, associations);
                }
                //noinspection unchecked
                names.dependencies.add(myFileAssociationsManager);

                for (PsiFile file : associations) {
                  if (!(file instanceof XmlFile)) continue;
                  file.accept(
                      new XmlRecursiveElementVisitor() {
                        @Override
                        public void visitXmlTag(XmlTag tag) {
                          names.elementNames.add(QNameUtil.createQName(tag));
                          super.visitXmlTag(tag);
                        }

                        @Override
                        public void visitXmlAttribute(XmlAttribute attribute) {
                          if (!attribute.isNamespaceDeclaration()) {
                            names.attributeNames.add(QNameUtil.createQName(attribute));
                          }
                          super.visitXmlAttribute(attribute);
                        }
                      });
                }

                //noinspection unchecked
                return new Result<ElementNames>(names, ArrayUtil.toObjectArray(names.dependencies));
              }
            },
            false);
  }
  private XmlNSDescriptor getDefaultNSDescriptorInner(
      final String namespace, final boolean strict) {
    final XmlFile containingFile = XmlUtil.getContainingFile(this);
    if (containingFile == null) return null;
    final XmlProlog prolog = getProlog();
    final XmlDoctype doctype = prolog != null ? prolog.getDoctype() : null;
    boolean dtdUriFromDocTypeIsNamespace = false;

    if (XmlUtil.HTML_URI.equals(namespace)) {
      XmlNSDescriptor nsDescriptor =
          doctype != null ? getNsDescriptorFormDocType(doctype, containingFile, true) : null;
      if (doctype != null) {
        LOG.debug(
            "Descriptor from doctype "
                + doctype
                + " is "
                + (nsDescriptor != null ? nsDescriptor.getClass().getCanonicalName() : "NULL"));
      }

      if (nsDescriptor == null) {
        String htmlns =
            ExternalResourceManagerEx.getInstanceEx().getDefaultHtmlDoctype(getProject());
        if (htmlns.isEmpty()) {
          htmlns = Html5SchemaProvider.getHtml5SchemaLocation();
        }
        nsDescriptor = getDefaultNSDescriptor(htmlns, false);
      }
      return new HtmlNSDescriptorImpl(nsDescriptor);
    } else if (XmlUtil.XHTML_URI.equals(namespace)) {
      String xhtmlNamespace = XmlUtil.getDefaultXhtmlNamespace(getProject());
      if (xhtmlNamespace == null || xhtmlNamespace.isEmpty()) {
        xhtmlNamespace = Html5SchemaProvider.getXhtml5SchemaLocation();
      }
      return getDefaultNSDescriptor(xhtmlNamespace, false);
    } else if (namespace != null && namespace != XmlUtil.EMPTY_URI) {
      if (doctype == null || !namespace.equals(XmlUtil.getDtdUri(doctype))) {
        boolean documentIsSchemaThatDefinesNs =
            namespace.equals(XmlUtil.getTargetSchemaNsFromTag(getRootTag()));

        final XmlFile xmlFile =
            documentIsSchemaThatDefinesNs
                ? containingFile
                : XmlUtil.findNamespace(containingFile, namespace);
        if (xmlFile != null) {
          final XmlDocument document = xmlFile.getDocument();
          if (document != null) {
            return (XmlNSDescriptor) document.getMetaData();
          }
        }
      } else {
        dtdUriFromDocTypeIsNamespace = true;
      }
    }

    if (strict && !dtdUriFromDocTypeIsNamespace) return null;

    if (doctype != null) {
      XmlNSDescriptor descr = getNsDescriptorFormDocType(doctype, containingFile, false);

      if (descr != null) {
        return XmlExtension.getExtension(containingFile)
            .getDescriptorFromDoctype(containingFile, descr);
      }
    }

    if (strict) return null;
    if (namespace == XmlUtil.EMPTY_URI) {
      final XmlFile xmlFile = XmlUtil.findNamespace(containingFile, namespace);
      if (xmlFile != null) {
        return (XmlNSDescriptor) xmlFile.getDocument().getMetaData();
      }
    }
    try {
      final PsiFile fileFromText =
          PsiFileFactory.getInstance(getProject())
              .createFileFromText(
                  containingFile.getName() + ".dtd",
                  DTDLanguage.INSTANCE,
                  XmlUtil.generateDocumentDTD(this, false),
                  false,
                  false);
      if (fileFromText instanceof XmlFile) {
        fileFromText.putUserData(AUTO_GENERATED, Boolean.TRUE);
        return (XmlNSDescriptor) ((XmlFile) fileFromText).getDocument().getMetaData();
      }
    } catch (ProcessCanceledException ex) {
      throw ex;
    } catch (RuntimeException ignored) {
    } // e.g. dtd isn't mapped to xml type

    return null;
  }
  public Result beforeCharTyped(
      final char c,
      final Project project,
      final Editor editor,
      final PsiFile editedFile,
      final FileType fileType) {
    final XmlEditorOptions xmlEditorOptions = XmlEditorOptions.getInstance();
    if (c == '>'
        && xmlEditorOptions != null
        && xmlEditorOptions.isAutomaticallyInsertClosingTag()
        && (editedFile.getLanguage() instanceof XMLLanguage
            || editedFile.getViewProvider().getBaseLanguage() instanceof XMLLanguage)) {
      PsiDocumentManager.getInstance(project).commitAllDocuments();

      PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
      FileViewProvider provider = editedFile.getViewProvider();
      int offset = editor.getCaretModel().getOffset();

      PsiElement element, elementAtCaret = null;

      if (offset < editor.getDocument().getTextLength()) {
        elementAtCaret = element = provider.findElementAt(offset, XMLLanguage.class);

        if (!(element instanceof PsiWhiteSpace)) {
          boolean nonAcceptableDelimiter = true;

          if (element instanceof XmlToken) {
            IElementType tokenType = ((XmlToken) element).getTokenType();

            if (tokenType == XmlTokenType.XML_START_TAG_START
                || tokenType == XmlTokenType.XML_END_TAG_START) {
              if (offset > 0) {
                PsiElement previousElement = provider.findElementAt(offset - 1, XMLLanguage.class);

                if (previousElement instanceof XmlToken) {
                  tokenType = ((XmlToken) previousElement).getTokenType();
                  element = previousElement;
                  nonAcceptableDelimiter = false;
                }
              }
            } else if (tokenType == XmlTokenType.XML_NAME) {
              if (element.getNextSibling() instanceof PsiErrorElement) {
                nonAcceptableDelimiter = false;
              }
            }

            if (tokenType == XmlTokenType.XML_TAG_END
                || tokenType == XmlTokenType.XML_EMPTY_ELEMENT_END
                    && element.getTextOffset() == offset - 1) {
              editor.getCaretModel().moveToOffset(offset + 1);
              editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
              return Result.STOP;
            }
          }
          if (nonAcceptableDelimiter) return Result.CONTINUE;
        } else {
          // check if right after empty end
          PsiElement previousElement = provider.findElementAt(offset - 1, XMLLanguage.class);
          if (previousElement instanceof XmlToken) {
            final IElementType tokenType = ((XmlToken) previousElement).getTokenType();

            if (tokenType == XmlTokenType.XML_EMPTY_ELEMENT_END) {
              return Result.STOP;
            }
          }
        }

        PsiElement parent = element.getParent();
        if (parent instanceof XmlText) {
          final String text = parent.getText();
          // check /
          final int index = offset - parent.getTextOffset() - 1;

          if (index >= 0 && text.charAt(index) == '/') {
            return Result.CONTINUE; // already seen /
          }
          element = parent.getPrevSibling();
        } else if (parent instanceof XmlTag && !(element.getPrevSibling() instanceof XmlTag)) {
          element = parent;
        } else if (parent instanceof XmlAttributeValue) {
          element = parent;
        }
      } else {
        element =
            provider.findElementAt(editor.getDocument().getTextLength() - 1, XMLLanguage.class);
        if (element == null) return Result.CONTINUE;
        element = element.getParent();
      }

      if (offset > 0 && offset <= editor.getDocument().getTextLength()) {
        if (editor.getDocument().getCharsSequence().charAt(offset - 1)
            == '/') { // Some languages (e.g. GSP) allow character '/' in tag name.
          return Result.CONTINUE;
        }
      }

      if (element instanceof XmlAttributeValue) {
        element = element.getParent().getParent();
      }

      while (element instanceof PsiWhiteSpace) element = element.getPrevSibling();
      if (element instanceof XmlDocument) { // hack for closing tags in RHTML
        element = element.getLastChild();
      }
      if (element == null) return Result.CONTINUE;
      if (!(element instanceof XmlTag)) {
        if (element instanceof XmlTokenImpl
            && element.getPrevSibling() != null
            && element.getPrevSibling().getText().equals("<")) {
          // tag is started and there is another text in the end
          editor.getDocument().insertString(offset, "</" + element.getText() + ">");
        }
        return Result.CONTINUE;
      }

      XmlTag tag = (XmlTag) element;
      if (XmlUtil.getTokenOfType(tag, XmlTokenType.XML_TAG_END) != null) return Result.CONTINUE;
      if (XmlUtil.getTokenOfType(tag, XmlTokenType.XML_EMPTY_ELEMENT_END) != null)
        return Result.CONTINUE;
      final XmlToken startToken = XmlUtil.getTokenOfType(tag, XmlTokenType.XML_START_TAG_START);
      if (startToken == null || !startToken.getText().equals("<")) return Result.CONTINUE;

      String name = tag.getName();
      if (elementAtCaret instanceof XmlToken
          && ((XmlToken) elementAtCaret).getTokenType() == XmlTokenType.XML_NAME) {
        name = name.substring(0, offset - elementAtCaret.getTextOffset());
      }
      if (tag instanceof HtmlTag && HtmlUtil.isSingleHtmlTag(name)) return Result.CONTINUE;
      if ("".equals(name)) return Result.CONTINUE;

      int tagOffset = tag.getTextRange().getStartOffset();

      final XmlToken nameToken = XmlUtil.getTokenOfType(tag, XmlTokenType.XML_NAME);
      if (nameToken != null && nameToken.getTextRange().getStartOffset() > offset)
        return Result.CONTINUE;

      HighlighterIterator iterator = ((EditorEx) editor).getHighlighter().createIterator(tagOffset);
      if (BraceMatchingUtil.matchBrace(
          editor.getDocument().getCharsSequence(),
          editedFile.getFileType(),
          iterator,
          true,
          true)) {
        PsiElement parent = tag.getParent();
        boolean hasBalance = true;

        while (parent instanceof XmlTag && name.equals(((XmlTag) parent).getName())) {
          ASTNode astNode = XmlChildRole.CLOSING_TAG_NAME_FINDER.findChild(parent.getNode());
          if (astNode == null) {
            hasBalance = false;
            break;
          }

          parent = parent.getParent();
        }

        if (hasBalance) {
          hasBalance = false;
          for (ASTNode node = parent.getNode().getLastChildNode();
              node != null;
              node = node.getTreePrev()) {
            ASTNode leaf = node;
            if (leaf.getElementType() == TokenType.ERROR_ELEMENT) {
              ASTNode firstChild = leaf.getFirstChildNode();
              if (firstChild != null) leaf = firstChild;
              else {
                PsiElement psiElement = PsiTreeUtil.nextLeaf(leaf.getPsi());
                leaf = psiElement != null ? psiElement.getNode() : null;
              }
              if (leaf != null && leaf.getElementType() == TokenType.WHITE_SPACE) {
                PsiElement psiElement = PsiTreeUtil.nextLeaf(leaf.getPsi());
                if (psiElement != null) leaf = psiElement.getNode();
              }
            }

            if (leaf != null && leaf.getElementType() == XmlTokenType.XML_END_TAG_START) {
              ASTNode treeNext = leaf.getTreeNext();
              IElementType treeNextType;
              if (treeNext != null
                  && ((treeNextType = treeNext.getElementType()) == XmlTokenType.XML_NAME
                      || treeNextType == XmlTokenType.XML_TAG_NAME)) {
                if (name.equals(treeNext.getText())) {
                  ASTNode parentEndName =
                      parent instanceof XmlTag
                          ? XmlChildRole.CLOSING_TAG_NAME_FINDER.findChild(parent.getNode())
                          : null;
                  hasBalance =
                      !(parent instanceof XmlTag)
                          || parentEndName != null && !parentEndName.getText().equals(name);
                  break;
                }
              }
            }
          }
        }

        if (hasBalance) return Result.CONTINUE;
      }

      TextRange cdataReformatRange = null;
      final XmlElementDescriptor descriptor = tag.getDescriptor();

      if (descriptor instanceof XmlElementDescriptorWithCDataContent) {
        final XmlElementDescriptorWithCDataContent cDataContainer =
            (XmlElementDescriptorWithCDataContent) descriptor;

        if (cDataContainer.requiresCdataBracesInContext(tag)) {
          int rangeStart = offset;
          @NonNls final String cDataStart = "><![CDATA[";
          final String inserted = cDataStart + "\n]]>";
          editor.getDocument().insertString(offset, inserted);
          final int newoffset = offset + cDataStart.length();
          editor.getCaretModel().moveToOffset(newoffset);
          offset += inserted.length();
          cdataReformatRange = new TextRange(rangeStart, offset + 1);
        }
      }

      editor.getDocument().insertString(offset, "</" + name + ">");

      if (cdataReformatRange != null) {
        PsiDocumentManager.getInstance(project).commitDocument(editor.getDocument());
        try {
          CodeStyleManager.getInstance(project)
              .reformatText(
                  file, cdataReformatRange.getStartOffset(), cdataReformatRange.getEndOffset());
        } catch (IncorrectOperationException e) {
          LOG.error(e);
        }
      }
      return cdataReformatRange != null ? Result.STOP : Result.CONTINUE;
    }
    return Result.CONTINUE;
  }
  private void doRender(@NotNull final AndroidFacet facet, @NotNull final PsiFile psiFile) {
    if (myProject.isDisposed()) {
      return;
    }

    final AndroidLayoutPreviewToolWindowForm toolWindowForm = myToolWindowForm;
    if (toolWindowForm == null) {
      return;
    }

    final VirtualFile layoutXmlFile = psiFile.getVirtualFile();
    if (layoutXmlFile == null) {
      return;
    }
    Module module = facet.getModule();
    Configuration configuration = toolWindowForm.getConfiguration();
    if (configuration == null) {
      return;
    }

    // Some types of files must be saved to disk first, because layoutlib doesn't
    // delegate XML parsers for non-layout files (meaning layoutlib will read the
    // disk contents, so we have to push any edits to disk before rendering)
    LayoutPullParserFactory.saveFileIfNecessary(psiFile);

    RenderResult result = null;
    synchronized (RENDERING_LOCK) {
      final RenderLogger logger = new RenderLogger(layoutXmlFile.getName(), module);
      final RenderService service =
          RenderService.create(facet, module, psiFile, configuration, logger, toolWindowForm);
      if (service != null) {
        service.useDesignMode(psiFile);
        result = service.render();
        service.dispose();
      }
      if (result == null) {
        result = RenderResult.createBlank(psiFile, logger);
      }
    }

    if (!getRenderingQueue().isEmpty()) {
      return;
    }

    final RenderResult renderResult = result;
    ApplicationManager.getApplication()
        .invokeLater(
            new Runnable() {
              @Override
              public void run() {
                if (!myToolWindowReady || myToolWindowDisposed) {
                  return;
                }
                final TextEditor editor =
                    getActiveLayoutXmlEditor(); // Must be run from read thread
                myToolWindowForm.setRenderResult(renderResult, editor);
                myToolWindowForm.updatePreviewPanel();

                if (RenderPreviewMode.getCurrent() != RenderPreviewMode.NONE) {
                  RenderPreviewManager previewManager =
                      myToolWindowForm.getPreviewPanel().getPreviewManager(myToolWindowForm, true);
                  if (previewManager != null) {
                    previewManager.renderPreviews();
                  }
                }
              }
            });
  }
  @NotNull
  @Override
  public Runnable processFile(final PsiFile file) {
    VirtualFile vFile = file.getVirtualFile();
    if (vFile instanceof VirtualFileWindow) vFile = ((VirtualFileWindow) vFile).getDelegate();
    final Project project = file.getProject();
    if (vFile == null
        || !ProjectRootManager.getInstance(project).getFileIndex().isInSourceContent(vFile)) {
      return EmptyRunnable.INSTANCE;
    }
    final List<Pair<String, Boolean>> names = new ArrayList<Pair<String, Boolean>>();
    final Set<String> demandedForNested = new HashSet<>();
    collectNamesToImport(names, demandedForNested, (XmlFile) file);
    Collections.sort(names, (o1, o2) -> StringUtil.compare(o1.first, o2.first, true));
    final CodeStyleSettings settings = CodeStyleSettingsManager.getSettings(project);
    final List<Pair<String, Boolean>> sortedNames =
        ImportHelper.sortItemsAccordingToSettings(names, settings);
    final HashSet<String> onDemand = new HashSet<String>();
    ImportHelper.collectOnDemandImports(sortedNames, onDemand, settings);
    onDemand.addAll(demandedForNested);
    final Set<String> imported = new HashSet<String>();
    final List<String> imports = new ArrayList<String>();
    for (Pair<String, Boolean> pair : sortedNames) {
      final String qName = pair.first;
      final String packageName = StringUtil.getPackageName(qName);
      if (imported.contains(packageName) || imported.contains(qName)) {
        continue;
      }
      if (onDemand.contains(packageName)) {
        imported.add(packageName);
        imports.add("<?import " + packageName + ".*?>");
      } else {
        imported.add(qName);
        imports.add("<?import " + qName + "?>");
      }
    }
    final PsiFileFactory factory = PsiFileFactory.getInstance(file.getProject());

    final XmlFile dummyFile =
        (XmlFile)
            factory.createFileFromText(
                "_Dummy_.fxml", StdFileTypes.XML, StringUtil.join(imports, "\n"));
    final XmlDocument document = dummyFile.getDocument();
    final XmlProlog newImportList = document != null ? document.getProlog() : null;
    if (newImportList == null) return EmptyRunnable.getInstance();
    return () -> {
      final XmlDocument xmlDocument = ((XmlFile) file).getDocument();
      final XmlProlog prolog = xmlDocument != null ? xmlDocument.getProlog() : null;
      if (prolog != null) {
        final Collection<XmlProcessingInstruction> instructions =
            PsiTreeUtil.findChildrenOfType(prolog, XmlProcessingInstruction.class);
        for (final XmlProcessingInstruction instruction : instructions) {
          final ASTNode node = instruction.getNode();
          final ASTNode nameNode = node.findChildByType(XmlTokenType.XML_NAME);
          if (nameNode != null && nameNode.getText().equals("import")) {
            instruction.delete();
          }
        }
        prolog.add(newImportList);
      } else {
        document.addBefore(newImportList, document.getRootTag());
      }
    };
  }