| /******************************************************************************* |
| * Copyright (c) 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsp.core.modelquery; |
| |
| |
| |
| import java.util.List; |
| |
| import org.eclipse.jst.jsp.core.contentmodel.JSPCMDocumentFactory; |
| import org.eclipse.jst.jsp.core.contentmodel.tld.TaglibSupport; |
| import org.eclipse.wst.common.contentmodel.CMDocument; |
| import org.eclipse.wst.common.contentmodel.CMElementDeclaration; |
| import org.eclipse.wst.common.contentmodel.modelquery.ModelQueryCMProvider; |
| import org.eclipse.wst.sse.core.IndexedRegion; |
| import org.w3c.dom.Node; |
| |
| /** |
| * CMDocument provider for HTML and JSP documents. |
| */ |
| public class JSPModelQueryCMProvider implements ModelQueryCMProvider { |
| |
| protected TaglibSupport fTaglibSupport = null; |
| |
| protected JSPModelQueryCMProvider() { |
| super(); |
| } |
| |
| public JSPModelQueryCMProvider(TaglibSupport taglibSupport) { |
| fTaglibSupport = taglibSupport; |
| } |
| |
| /** |
| * Returns the CMDocument that corresponds to the DOM Node. |
| * or null if no CMDocument is appropriate for the DOM Node. |
| */ |
| public CMDocument getCorrespondingCMDocument(Node node) { |
| CMDocument jcmdoc = JSPCMDocumentFactory.getCMDocument(); |
| |
| CMDocument result = null; |
| try { |
| if (node.getNodeType() == Node.ELEMENT_NODE) { |
| String elementName = node.getNodeName(); |
| |
| // test to see if this node belongs to JSP's CMDocument (case sensitive) |
| CMElementDeclaration dec = (CMElementDeclaration) jcmdoc.getElements().getNamedItem(elementName); |
| if (dec != null) { |
| result = jcmdoc; |
| } |
| } |
| |
| if (result == null && fTaglibSupport != null && node instanceof IndexedRegion) { |
| // check position dependent |
| IndexedRegion indexedNode = (IndexedRegion) node; |
| List documents = fTaglibSupport.getCMDocuments(node.getPrefix(), indexedNode.getStartOffset()); |
| if (documents != null && documents.size() > 0) |
| result = (CMDocument) documents.get(0); |
| } |
| } |
| catch (Exception e) { |
| e.printStackTrace(); |
| } |
| return result; |
| } |
| } |