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/**
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* Alt2XML
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* Copyright © 2014 František Kučera (frantovo.cz)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package cz.frantovo.alt2xml;
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import java.util.Deque;
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import java.util.LinkedList;
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import java.util.ServiceLoader;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.parsers.SAXParser;
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import javax.xml.parsers.SAXParserFactory;
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import org.xml.sax.Parser;
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import org.xml.sax.SAXException;
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import org.xml.sax.SAXNotRecognizedException;
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import org.xml.sax.SAXNotSupportedException;
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import org.xml.sax.XMLReader;
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/**
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*
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* @author Ing. František Kučera (frantovo.cz)
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*/
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public class ParserFactory extends SAXParserFactory implements ReaderFinder {
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private final Deque<Alt2XmlReaderFactory> readerFactories = new LinkedList();
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public ParserFactory() {
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super();
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for (Alt2XmlReaderFactory f : ServiceLoader.load(Alt2XmlReaderFactory.class)) {
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readerFactories.add(f);
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}
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}
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@Override
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public XMLReader findReader(String systemId) throws SAXException {
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for (Alt2XmlReaderFactory f : readerFactories) {
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if (f.canRead(systemId)) {
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return f.getReader();
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}
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}
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throw new SAXException("Iterated over " + readerFactories.size() + " and was unable to find XMLReader for SystemId: " + systemId);
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}
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@Override
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public SAXParser newSAXParser() throws ParserConfigurationException, SAXException {
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return new AltSAXParser(new SuperReader(this));
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}
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@Override
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public void setFeature(String name, boolean value) throws ParserConfigurationException, SAXNotRecognizedException, SAXNotSupportedException {
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throw new SAXNotSupportedException("Zatím není podporováno.");
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}
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@Override
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public boolean getFeature(String name) throws ParserConfigurationException, SAXNotRecognizedException, SAXNotSupportedException {
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throw new SAXNotSupportedException("Zatím není podporováno.");
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}
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private static class AltSAXParser extends SAXParser {
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private XMLReader xmlReader;
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public AltSAXParser(XMLReader xmlReader) {
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this.xmlReader = xmlReader;
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}
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@Override
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@Deprecated
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public Parser getParser() throws SAXException {
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throw new SAXException("Není podporováno.");
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}
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@Override
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public XMLReader getXMLReader() throws SAXException {
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return xmlReader;
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}
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@Override
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public boolean isNamespaceAware() {
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return true;
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}
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@Override
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public boolean isValidating() {
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return false;
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}
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@Override
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public void setProperty(String name, Object value) throws SAXNotRecognizedException, SAXNotSupportedException {
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xmlReader.setProperty(name, value);
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}
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@Override
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public Object getProperty(String name) throws SAXNotRecognizedException, SAXNotSupportedException {
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return xmlReader.getProperty(name);
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}
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}
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}
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