Examples with IDOMNode org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode used on opensource projects

Example 56 with IDOMNode

use of org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode in project webtools.sourceediting by eclipse.

the class JSPUseBeanCompletionProposalComputer method addAttributeValueProposals.

/**
 * @see org.eclipse.wst.xml.ui.internal.contentassist.DefaultXMLCompletionProposalComputer#addAttributeValueProposals(org.eclipse.wst.xml.ui.internal.contentassist.ContentAssistRequest, org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext)
 */
protected void addAttributeValueProposals(ContentAssistRequest contentAssistRequest, CompletionProposalInvocationContext context) {
    IDOMNode node = (IDOMNode) contentAssistRequest.getNode();
    // only add attribute value proposals for specific elements
    if (node.getNodeName().equals(JSP11Namespace.ElementName.USEBEAN)) {
        // Find the attribute name for which this position should have a value
        IStructuredDocumentRegion open = node.getFirstStructuredDocumentRegion();
        ITextRegionList openRegions = open.getRegions();
        int i = openRegions.indexOf(contentAssistRequest.getRegion());
        if (i < 0)
            return;
        ITextRegion nameRegion = null;
        while (i >= 0) {
            nameRegion = openRegions.get(i--);
            if (nameRegion.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)
                break;
        }
        String attributeName = null;
        if (nameRegion != null)
            attributeName = open.getText(nameRegion);
        String currentValue = null;
        if (contentAssistRequest.getRegion().getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE)
            currentValue = contentAssistRequest.getText();
        else
            // $NON-NLS-1$
            currentValue = "";
        String matchString = null;
        // fixups
        int start = contentAssistRequest.getReplacementBeginPosition();
        int length = contentAssistRequest.getReplacementLength();
        if (// $NON-NLS-1$ //$NON-NLS-2$
        currentValue.length() > StringUtils.strip(currentValue).length() && (currentValue.startsWith("\"") || currentValue.startsWith("'")) && contentAssistRequest.getMatchString().length() > 0) {
            matchString = currentValue.substring(1, contentAssistRequest.getMatchString().length());
            start++;
            length = matchString.length();
        } else
            matchString = currentValue.substring(0, contentAssistRequest.getMatchString().length());
        boolean existingComplicatedValue = contentAssistRequest.getRegion() != null && contentAssistRequest.getRegion() instanceof ITextRegionContainer;
        if (existingComplicatedValue) {
            contentAssistRequest.getProposals().clear();
            contentAssistRequest.getMacros().clear();
        } else {
            if (attributeName.equals(JSP11Namespace.ATTR_NAME_CLASS)) {
                // class is the concrete implementation class
                IResource resource = JSPContentAssistHelper.getResource(contentAssistRequest);
                ICompletionProposal[] classProposals = JavaTypeFinder.getClassProposals(resource, start, length);
                if (classProposals != null) {
                    for (int j = 0; j < classProposals.length; j++) {
                        JavaTypeCompletionProposal proposal = (JavaTypeCompletionProposal) classProposals[j];
                        if (matchString.length() == 0 || proposal.getQualifiedName().toLowerCase().startsWith(matchString.toLowerCase()) || proposal.getShortName().toLowerCase().startsWith(matchString.toLowerCase()))
                            contentAssistRequest.addProposal(proposal);
                    }
                }
            } else if (attributeName.equals(JSP11Namespace.ATTR_NAME_TYPE)) {
                // type is the more general type for the bean
                // which means it may be an interface
                IResource resource = JSPContentAssistHelper.getResource(contentAssistRequest);
                ICompletionProposal[] typeProposals = JavaTypeFinder.getTypeProposals(resource, start, length);
                if (typeProposals != null) {
                    for (int j = 0; j < typeProposals.length; j++) {
                        JavaTypeCompletionProposal proposal = (JavaTypeCompletionProposal) typeProposals[j];
                        if (matchString.length() == 0 || proposal.getQualifiedName().toLowerCase().startsWith(matchString.toLowerCase()) || proposal.getShortName().toLowerCase().startsWith(matchString.toLowerCase()))
                            contentAssistRequest.addProposal(proposal);
                    }
                }
            } else if (attributeName.equals(JSP11Namespace.ATTR_NAME_BEAN_NAME)) {
                IResource resource = JSPContentAssistHelper.getResource(contentAssistRequest);
                ICompletionProposal[] beanNameProposals = JavaTypeFinder.getBeanProposals(resource, start, length);
                if (beanNameProposals != null) {
                    for (int j = 0; j < beanNameProposals.length; j++) {
                        if (beanNameProposals[j] instanceof CustomCompletionProposal) {
                            JavaTypeCompletionProposal proposal = (JavaTypeCompletionProposal) beanNameProposals[j];
                            if (matchString.length() == 0 || proposal.getDisplayString().toLowerCase().startsWith(matchString.toLowerCase()))
                                contentAssistRequest.addProposal(proposal);
                        } else if (beanNameProposals[j] instanceof JavaTypeCompletionProposal) {
                            JavaTypeCompletionProposal proposal = (JavaTypeCompletionProposal) beanNameProposals[j];
                            if (matchString.length() == 0 || proposal.getQualifiedName().toLowerCase().startsWith(matchString.toLowerCase()) || proposal.getShortName().toLowerCase().startsWith(matchString.toLowerCase()))
                                contentAssistRequest.addProposal(proposal);
                        }
                    }
                }
            }
        }
    }
}

Example 57 with IDOMNode

use of org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode in project webtools.sourceediting by eclipse.

the class JSPContentAssistProcessor method addAttributeValueProposals.

/**
 * add proposals for tags in attribute values
 */
protected void addAttributeValueProposals(ContentAssistRequest contentAssistRequest) {
    addTemplates(contentAssistRequest, TemplateContextTypeIdsJSP.ATTRIBUTE_VALUE);
    IDOMNode node = (IDOMNode) contentAssistRequest.getNode();
    // add JSP extra proposals from JSPBeanInfoContentAssistProcessor
    // JSPPropertyContentAssistProcessor
    // 2.1
    // get results from JSPUseBean and JSPProperty here
    // (look up processor in a map based on node name)
    JSPDummyContentAssistProcessor extraProcessor = (JSPDummyContentAssistProcessor) fNameToProcessorMap.get(node.getNodeName());
    if (extraProcessor != null && contentAssistRequest != null) {
        extraProcessor.addAttributeValueProposals(contentAssistRequest);
    }
    ModelQuery mq = ModelQueryUtil.getModelQuery(node.getOwnerDocument());
    if (mq != null) {
        CMDocument doc = mq.getCorrespondingCMDocument(node);
        // this shouldn't have to have the prefix coded in
        if (// $NON-NLS-1$
        doc instanceof JSPCMDocument || doc instanceof CMNodeWrapper || node.getNodeName().startsWith("jsp:"))
            return;
    }
    // Find the attribute name for which this position should have a value
    IStructuredDocumentRegion open = node.getFirstStructuredDocumentRegion();
    ITextRegionList openRegions = open.getRegions();
    int i = openRegions.indexOf(contentAssistRequest.getRegion());
    if (i < 0)
        return;
    ITextRegion nameRegion = null;
    while (i >= 0) {
        nameRegion = openRegions.get(i--);
        if (nameRegion.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME)
            break;
    }
    // on an empty value, add all the JSP and taglib tags
    CMElementDeclaration elementDecl = getCMElementDeclaration(node);
    if (nameRegion != null && elementDecl != null) {
        String attributeName = open.getText(nameRegion);
        if (attributeName != null) {
            String currentValue = node.getAttributes().getNamedItem(attributeName).getNodeValue();
            if (currentValue == null || currentValue.length() == 0) {
                // $NON-NLS-1$
                List additionalElements = ModelQueryUtil.getModelQuery(node.getOwnerDocument()).getAvailableContent((Element) node, elementDecl, ModelQuery.INCLUDE_ATTRIBUTES);
                for (i = 0; i < additionalElements.size(); i++) {
                    Object additionalElement = additionalElements.get(i);
                    if (additionalElement instanceof CMElementDeclaration) {
                        CMElementDeclaration ed = (CMElementDeclaration) additionalElement;
                        String tagname = getContentGenerator().getRequiredName(node, ed);
                        // $NON-NLS-1$
                        StringBuffer contents = new StringBuffer("\"");
                        getContentGenerator().generateTag(node, ed, contents);
                        // $NON-NLS-1$
                        contents.append('"');
                        CustomCompletionProposal proposal = new CustomCompletionProposal(contents.toString(), contentAssistRequest.getReplacementBeginPosition(), contentAssistRequest.getReplacementLength(), contents.length(), JSPEditorPluginImageHelper.getInstance().getImage(JSPEditorPluginImages.IMG_OBJ_TAG_GENERIC), tagname, null, null, XMLRelevanceConstants.R_JSP_ATTRIBUTE_VALUE);
                        contentAssistRequest.addProposal(proposal);
                    }
                }
            }
        }
    } else if (contentAssistRequest.getRegion().getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE) {
        try {
            // Create a new model for Content Assist to operate on. This
            // will simulate
            // a full Document and then adjust the offset numbers in the
            // list of results.
            IStructuredModel internalModel = null;
            IModelManager mmanager = StructuredModelManager.getModelManager();
            internalModel = mmanager.createUnManagedStructuredModelFor(ContentTypeIdForJSP.ContentTypeID_JSP);
            IDOMNode xmlNode = null;
            IDOMModel xmlOuterModel = null;
            if (contentAssistRequest.getNode() instanceof IDOMNode) {
                xmlNode = (IDOMNode) contentAssistRequest.getNode();
                xmlOuterModel = xmlNode.getModel();
                internalModel.setResolver(xmlOuterModel.getResolver());
                internalModel.setBaseLocation(xmlOuterModel.getBaseLocation());
            }
            String contents = StringUtils.strip(contentAssistRequest.getText());
            if (xmlNode != null && contents != null) {
                int additionalShifts = 0;
                // Be sure that custom tags from taglibs also show up
                // by
                // adding taglib declarations to the internal model.
                TLDCMDocumentManager mgr = TaglibController.getTLDCMDocumentManager(xmlOuterModel.getStructuredDocument());
                if (mgr != null) {
                    List trackers = mgr.getCMDocumentTrackers(contentAssistRequest.getReplacementBeginPosition());
                    if (trackers != null) {
                        for (i = 0; i < trackers.size(); i++) {
                            CMDocumentTracker tracker = (CMDocumentTracker) trackers.get(i);
                            String declaration = tracker.getStructuredDocumentRegion().getText();
                            if (declaration != null) {
                                contents = declaration + contents;
                                additionalShifts += declaration.length();
                            }
                        }
                    }
                }
                // Also copy any jsp:useBean tags so that
                // jsp:[gs]etProperty will function
                Document doc = null;
                if (contentAssistRequest.getNode().getNodeType() == Node.DOCUMENT_NODE)
                    doc = (Document) node;
                else
                    doc = node.getOwnerDocument();
                NodeList useBeans = doc.getElementsByTagName(JSP12Namespace.ElementName.USEBEAN);
                for (int k = 0; k < useBeans.getLength(); k++) {
                    IDOMNode useBean = (IDOMNode) useBeans.item(k);
                    if (useBean.getStartOffset() < contentAssistRequest.getReplacementBeginPosition()) {
                        // $NON-NLS-1$
                        StringBuffer useBeanText = new StringBuffer("<jsp:useBean");
                        for (int j = 0; j < useBean.getAttributes().getLength(); j++) {
                            Attr attr = (Attr) useBean.getAttributes().item(j);
                            useBeanText.append(' ');
                            useBeanText.append(attr.getName());
                            // $NON-NLS-1$
                            useBeanText.append("=\"");
                            useBeanText.append(attr.getValue());
                            useBeanText.append('"');
                        }
                        // $NON-NLS-1$
                        useBeanText.append("/>");
                        additionalShifts += useBeanText.length();
                        contents = useBeanText.toString() + contents;
                    }
                }
                internalModel.getStructuredDocument().set(contents);
                int internalOffset = 0;
                boolean quoted = false;
                // if quoted, use position inside and shift by one
                if (contentAssistRequest.getMatchString().length() > 0 && (contentAssistRequest.getMatchString().charAt(0) == '\'' || contentAssistRequest.getMatchString().charAt(0) == '"')) {
                    internalOffset = contentAssistRequest.getMatchString().length() - 1 + additionalShifts;
                    quoted = true;
                } else // if unquoted, use position inside
                if (contentAssistRequest.getMatchString().length() > 0 && contentAssistRequest.getMatchString().charAt(0) == '<')
                    internalOffset = contentAssistRequest.getMatchString().length() + additionalShifts;
                else
                    internalOffset = contentAssistRequest.getReplacementBeginPosition() - contentAssistRequest.getStartOffset() + additionalShifts;
                depthCount++;
                IndexedRegion internalNode = null;
                int tmpOffset = internalOffset;
                while (internalNode == null && tmpOffset >= 0) internalNode = internalModel.getIndexedRegion(tmpOffset--);
                if (internalModel.getFactoryRegistry() != null) {
                    // set up the internal model
                    if (internalModel.getFactoryRegistry().getFactoryFor(PageDirectiveAdapter.class) == null) {
                        internalModel.getFactoryRegistry().addFactory(new PageDirectiveAdapterFactory());
                    }
                    PageDirectiveAdapter outerEmbeddedTypeAdapter = (PageDirectiveAdapter) xmlOuterModel.getDocument().getAdapterFor(PageDirectiveAdapter.class);
                    PageDirectiveAdapter internalEmbeddedTypeAdapter = (PageDirectiveAdapter) ((INodeNotifier) ((Node) internalNode).getOwnerDocument()).getAdapterFor(PageDirectiveAdapter.class);
                    internalEmbeddedTypeAdapter.setEmbeddedType(outerEmbeddedTypeAdapter.getEmbeddedType());
                }
                AdapterFactoryRegistry adapterRegistry = JSPUIPlugin.getDefault().getAdapterFactoryRegistry();
                Iterator adapterList = adapterRegistry.getAdapterFactories();
                // of content
                while (adapterList.hasNext()) {
                    try {
                        AdapterFactoryProvider provider = (AdapterFactoryProvider) adapterList.next();
                        if (provider.isFor(internalModel.getModelHandler())) {
                            provider.addAdapterFactories(internalModel);
                        }
                    } catch (Exception e) {
                        Logger.logException(e);
                    }
                }
                /**
                 * the internal adapter does all the real work of using
                 * the JSP content model to form proposals
                 */
                ICompletionProposal[] results = null;
                depthCount--;
                if (results != null) {
                    for (i = 0; i < results.length; i++) {
                        contentAssistRequest.addProposal(new CustomCompletionProposal(((CustomCompletionProposal) results[i]).getReplacementString(), ((CustomCompletionProposal) results[i]).getReplacementOffset() - additionalShifts + contentAssistRequest.getStartOffset() + (quoted ? 1 : 0), ((CustomCompletionProposal) results[i]).getReplacementLength(), ((CustomCompletionProposal) results[i]).getCursorPosition(), results[i].getImage(), results[i].getDisplayString(), ((CustomCompletionProposal) results[i]).getContextInformation(), ((CustomCompletionProposal) results[i]).getAdditionalProposalInfo(), (results[i] instanceof IRelevanceCompletionProposal) ? ((IRelevanceCompletionProposal) results[i]).getRelevance() : IRelevanceConstants.R_NONE));
                    }
                }
            }
        } catch (Exception e) {
            // $NON-NLS-1$
            Logger.logException("Error in embedded JSP Content Assist", e);
        }
    }
}

Example 58 with IDOMNode

use of org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode in project webtools.sourceediting by eclipse.

the class AddImportHandler method execute.

/* (non-Javadoc)
	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
	 */
public Object execute(ExecutionEvent event) throws ExecutionException {
    final IEditorSite site = HandlerUtil.getActiveEditor(event).getEditorSite();
    final ISelectionProvider provider = site.getSelectionProvider();
    final ISelection selection = provider != null ? provider.getSelection() : null;
    if (selection instanceof IStructuredSelection && selection instanceof ITextSelection) {
        final IStructuredSelection structuredSelection = (IStructuredSelection) selection;
        final int offset = ((ITextSelection) selection).getOffset();
        final Object firstElement = structuredSelection.getFirstElement();
        if (firstElement instanceof IDOMNode) {
            final IDOMModel model = ((IDOMNode) firstElement).getModel();
            INodeAdapter adapter = model.getDocument().getAdapterFor(IJSPTranslation.class);
            if (adapter != null) {
                JSPTranslationAdapter translationAdapter = (JSPTranslationAdapter) model.getDocument().getAdapterFor(IJSPTranslation.class);
                final JSPTranslationExtension translation = translationAdapter.getJSPTranslation();
                translation.reconcileCompilationUnit();
                final ICompilationUnit cu = translation.getCompilationUnit();
                CompilationUnit astRoot = SharedASTProvider.getAST(cu, SharedASTProvider.WAIT_YES, null);
                if (astRoot != null) {
                    final ASTNode node = NodeFinder.perform(astRoot, translation.getJavaOffset(offset), 0);
                    if (node != null) {
                        SimpleName name = null;
                        if (node.getNodeType() == ASTNode.SIMPLE_NAME) {
                            name = (SimpleName) node;
                        } else if (node.getNodeType() == ASTNode.QUALIFIED_NAME) {
                            name = ((QualifiedName) node).getName();
                        }
                        if (name != null) {
                            IBinding binding = name.resolveBinding();
                            if (binding instanceof ITypeBinding && (binding.getJavaElement() == null || !binding.getJavaElement().exists())) {
                                // Look it up!
                                ITypeBinding typeBinding = (ITypeBinding) binding;
                                final IImportContainer importContainer = cu.getImportContainer();
                                if (!importContainer.getImport(typeBinding.getQualifiedName()).exists()) {
                                    final List typesFound = new ArrayList();
                                    final TypeNameMatchRequestor collector = new TypeNameMatcher(typesFound);
                                    IJavaSearchScope scope = SearchEngine.createJavaSearchScope(new IJavaElement[] { cu.getJavaProject() });
                                    final int mode = SearchPattern.R_EXACT_MATCH | SearchPattern.R_CASE_SENSITIVE;
                                    try {
                                        new SearchEngine().searchAllTypeNames(null, mode, name.getIdentifier().toCharArray(), mode, IJavaSearchConstants.CLASS_AND_INTERFACE, scope, collector, IJavaSearchConstants.WAIT_UNTIL_READY_TO_SEARCH, null);
                                        final int length = typesFound.size();
                                        final List elements = new ArrayList();
                                        for (int i = 0; i < length; i++) {
                                            final TypeNameMatch match = (TypeNameMatch) typesFound.get(i);
                                            final int modifiers = match.getModifiers();
                                            if (!Flags.isPrivate(modifiers) && !Flags.isPackageDefault(modifiers)) {
                                                elements.add(match);
                                            }
                                        }
                                        TypeNameMatch match = null;
                                        // If there's only one match, insert it; otherwise, open the dialog to choose from the list
                                        if (elements.size() == 1) {
                                            match = (TypeNameMatch) elements.get(0);
                                        } else if (elements.size() > 1) {
                                            ElementListSelectionDialog dialog = new ElementListSelectionDialog(site.getShell(), LABEL_PROVIDER);
                                            dialog.setElements(elements.toArray(new TypeNameMatch[elements.size()]));
                                            dialog.setTitle(JSPUIMessages.AddImportHandler_title);
                                            dialog.setMessage(JSPUIMessages.AddImportHandler_label);
                                            if (dialog.open() == Window.OK) {
                                                final Object result = dialog.getFirstResult();
                                                if (result instanceof TypeNameMatch) {
                                                    match = (TypeNameMatch) result;
                                                }
                                            }
                                        }
                                        addImport(match, model.getStructuredDocument());
                                    } catch (JavaModelException e) {
                                        // $NON-NLS-1$
                                        Logger.logException("Exception while determining import.", e);
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    return null;
}

Example 59 with IDOMNode

use of org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode in project webtools.sourceediting by eclipse.

the class PageImport method getInsertPosition.

private int getInsertPosition(IDOMModel model, boolean isXML) {
    int pos = 0;
    IDOMDocument documentNode = model.getDocument();
    /*
		 * document element must be sole Element child of Document
		 * to remain valid
		 */
    Node targetElement = null;
    if (isXML) {
        targetElement = documentNode.getDocumentElement();
    }
    if (targetElement == null)
        targetElement = getInsertNode(documentNode);
    if (targetElement != null) {
        IStructuredDocumentRegion sdRegion = ((IDOMNode) targetElement).getFirstStructuredDocumentRegion();
        if (isXML) {
            /*
				 * document Element must be sole Element child of
				 * Document to remain valid, so insert after
				 */
            pos = sdRegion.getEndOffset();
            try {
                final IStructuredDocument doc = model.getStructuredDocument();
                while (pos < doc.getLength() && (doc.getChar(pos) == '\r' || doc.getChar(pos) == '\n')) {
                    pos++;
                }
            } catch (BadLocationException e) {
            // not important, use pos as determined earlier
            }
        } else {
            // insert before target element
            pos = sdRegion.getStartOffset();
        }
    } else {
        pos = 0;
    }
    return pos;
}

Example 60 with IDOMNode

use of org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode in project webtools.sourceediting by eclipse.

the class ParserTest method testModel.

public void testModel() {
    IDOMModel model = createXMLModel();
    try {
        IStructuredDocument structuredDocument = model.getStructuredDocument();
        Document document = model.getDocument();
        structuredDocument.replaceText(null, 0, 0, "<P><B></B><B></B></P><P></P>");
        Node p = document.getFirstChild();
        Node b = p.getFirstChild();
        Node b2 = b.getNextSibling();
        Node p2 = p.getNextSibling();
        /*
			 * Element p = document.createElement("P");
			 * document.appendChild(p); Element b =
			 * document.createElement("B"); p.appendChild(b); Element b2 =
			 * document.createElement("B"); p.appendChild(b2); Element p2 =
			 * document.createElement("P"); document.appendChild(p2);
			 */
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, 0, 0, "a");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) b).getStartOffset(), 0, "b");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) b2).getStartOffset(), 0, "c");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) b2).getEndOffset(), 0, "d");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) p2).getStartOffset(), 0, "e");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) p2).getStartOffset() + 3, 0, "f");
        printSource(model);
        printTree(model);
        structuredDocument.replaceText(null, ((IDOMNode) p2).getEndOffset(), 0, "g");
        printSource(model);
        printTree(model);
        saveAndCompareTestResults();
    } finally {
        model.releaseFromEdit();
    }
}