| /* |
| * 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.myfaces.tobago.internal.config; |
| |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.parsers.SAXParser; |
| import javax.xml.parsers.SAXParserFactory; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.URL; |
| |
| public class TobagoConfigVersion extends TobagoConfigEntityResolver { |
| |
| /** Schema or DTD? */ |
| private boolean schema; |
| |
| private String version; |
| |
| public TobagoConfigVersion(final URL url) throws ParserConfigurationException, SAXException, IOException { |
| |
| // simple reading with no validation, at this time |
| try (final InputStream inputStream = url.openStream()) { |
| final SAXParserFactory factory = SAXParserFactory.newInstance(); |
| final SAXParser saxParser = factory.newSAXParser(); |
| saxParser.parse(inputStream, this); |
| } |
| } |
| |
| @Override |
| public void startElement(final String uri, final String localName, final String qName, final Attributes attributes) { |
| if ("tobago-config".equals(qName)) { |
| version = attributes.getValue("version"); |
| schema = version != null; |
| } |
| } |
| |
| public boolean isSchema() { |
| return schema; |
| } |
| |
| public String getVersion() { |
| return version; |
| } |
| } |