| /******************************************************************************* |
| * Copyright (c) 2008 Oracle Corporation. |
| * 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: |
| * Cameron Bateman - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsf.facelet.core.internal.cm.strategy; |
| |
| import org.eclipse.jst.jsf.common.dom.TagIdentifier; |
| import org.eclipse.jst.jsf.facelet.core.internal.cm.ExternalTagInfo; |
| import org.eclipse.jst.jsf.facelet.core.internal.cm.TagInfo; |
| import org.eclipse.jst.jsp.core.internal.contentmodel.tld.provisional.TLDDocument; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMElementDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMNamedNodeMap; |
| |
| /** |
| * A metadata strategy that uses JSP TLD metadata. |
| * |
| * @author cbateman |
| * |
| */ |
| public class JSPExternalMetadataStrategy extends |
| AbstractExternalMetadataStrategy |
| { |
| private final TLDDocument _doc; |
| /** |
| * The unique identifier for the strategy. |
| */ |
| public final static String STRATEGY_ID = "org.eclipse.jst.jsf.facelet.core.internal.cm.strategy.JSPExternalMetadataStrategy"; //$NON-NLS-1$ |
| |
| /** |
| * @param doc |
| */ |
| public JSPExternalMetadataStrategy(final TLDDocument doc) |
| { |
| super(STRATEGY_ID, Messages.JSPExternalMetadataStrategy_DisplayName); |
| _doc = doc; |
| } |
| |
| @Override |
| public TagInfo perform(final TagIdentifier input) throws Exception |
| { |
| if (_doc != null) |
| { |
| return new TLDMetadataExternalInfo(_doc); |
| } |
| return getNoResult(); |
| } |
| |
| private static class TLDMetadataExternalInfo extends ExternalTagInfo |
| { |
| private final TLDDocument _doc; |
| |
| public TLDMetadataExternalInfo(final TLDDocument doc) |
| { |
| _doc = doc; |
| } |
| |
| @Override |
| public CMNamedNodeMap getAttributes(final String tagName) |
| { |
| final CMElementDeclaration element = (CMElementDeclaration) _doc |
| .getElements().getNamedItem(tagName); |
| |
| if (element != null) |
| { |
| return element.getAttributes(); |
| } |
| return null; |
| } |
| |
| @Override |
| public Object getTagProperty(final String tagName, final String key) |
| { |
| final CMElementDeclaration element = (CMElementDeclaration) _doc |
| .getElements().getNamedItem(tagName); |
| if (element != null) |
| { |
| return element.getProperty(key); |
| } |
| return null; |
| } |
| } |
| } |