| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| |
| */ |
| package org.apache.batik.dom; |
| |
| import java.io.Serializable; |
| import java.util.HashMap; |
| import java.util.Locale; |
| import java.util.MissingResourceException; |
| |
| import org.apache.batik.dom.events.DocumentEventSupport; |
| import org.apache.batik.dom.events.EventSupport; |
| import org.apache.batik.i18n.Localizable; |
| import org.apache.batik.i18n.LocalizableSupport; |
| |
| import org.w3c.dom.DOMImplementation; |
| |
| /** |
| * This class implements the {@link org.w3c.dom.DOMImplementation}, |
| * {@link org.w3c.dom.css.DOMImplementationCSS} interfaces. |
| * |
| * @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a> |
| * @version $Id$ |
| */ |
| |
| public abstract class AbstractDOMImplementation |
| implements DOMImplementation, |
| Localizable, |
| Serializable { |
| |
| /** |
| * The error messages bundle class name. |
| */ |
| protected static final String RESOURCES = |
| "org.apache.batik.dom.resources.Messages"; |
| |
| /** |
| * The localizable support for the error messages. |
| */ |
| protected LocalizableSupport localizableSupport = |
| new LocalizableSupport(RESOURCES, getClass().getClassLoader()); |
| |
| /** |
| * The supported features. |
| */ |
| protected final HashMap<String, Object> features = new HashMap<String, Object>(); |
| { |
| // registerFeature("BasicEvents", "3.0"); |
| registerFeature("Core", new String[] { "2.0", "3.0" }); |
| registerFeature("XML", new String[] { "1.0", "2.0", |
| "3.0" }); |
| registerFeature("Events", new String[] { "2.0", "3.0" }); |
| registerFeature("UIEvents", new String[] { "2.0", "3.0" }); |
| registerFeature("MouseEvents", new String[] { "2.0", "3.0" }); |
| registerFeature("TextEvents", "3.0"); |
| registerFeature("KeyboardEvents", "3.0"); |
| registerFeature("MutationEvents", new String[] { "2.0", "3.0" }); |
| registerFeature("MutationNameEvents", "3.0"); |
| registerFeature("Traversal", "2.0"); |
| registerFeature("XPath", "3.0"); |
| } |
| |
| /** |
| * Registers a DOM feature. |
| */ |
| protected void registerFeature(String name, Object value) { |
| features.put(name.toLowerCase(), value); |
| } |
| |
| /** |
| * Creates a new AbstractDOMImplementation object. |
| */ |
| protected AbstractDOMImplementation() { |
| } |
| |
| /** |
| * <b>DOM</b>: Implements {@link |
| * org.w3c.dom.DOMImplementation#hasFeature(String,String)}. |
| */ |
| public boolean hasFeature(String feature, String version) { |
| if (feature == null || feature.length() == 0) { |
| return false; |
| } |
| if (feature.charAt(0) == '+') { |
| // All features are directly castable. |
| feature = feature.substring(1); |
| } |
| Object v = features.get(feature.toLowerCase()); |
| if (v == null) { |
| return false; |
| } |
| if (version == null || version.length() == 0) { |
| return true; |
| } |
| if (v instanceof String) { |
| return version.equals(v); |
| } else { |
| String[] va = (String[])v; |
| for (String aVa : va) { |
| if (version.equals(aVa)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| /** |
| * <b>DOM</b>: Implements |
| * {@link org.w3c.dom.DOMImplementation#getFeature(String,String)}. |
| * No compound document support, so just return this DOMImlpementation |
| * where appropriate. |
| */ |
| public Object getFeature(String feature, String version) { |
| if (hasFeature(feature, version)) { |
| return this; |
| } |
| return null; |
| } |
| |
| /** |
| * Creates an DocumentEventSupport object suitable for use with this implementation. |
| */ |
| public DocumentEventSupport createDocumentEventSupport() { |
| return new DocumentEventSupport(); |
| } |
| |
| /** |
| * Creates an EventSupport object for a given node. |
| */ |
| public EventSupport createEventSupport(AbstractNode n) { |
| return new EventSupport(n); |
| } |
| |
| // Localizable ////////////////////////////////////////////////////// |
| |
| /** |
| * Implements {@link Localizable#setLocale(Locale)}. |
| */ |
| public void setLocale(Locale l) { |
| localizableSupport.setLocale(l); |
| } |
| |
| /** |
| * Implements {@link Localizable#getLocale()}. |
| */ |
| public Locale getLocale() { |
| return localizableSupport.getLocale(); |
| } |
| |
| protected void initLocalizable() { |
| } |
| |
| /** |
| * Implements {@link Localizable#formatMessage(String,Object[])}. |
| */ |
| public String formatMessage(String key, Object[] args) |
| throws MissingResourceException { |
| return localizableSupport.formatMessage(key, args); |
| } |
| } |