/*
 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package javax.xml.transform.ptests;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import javax.xml.transform.Result;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerFactory;
import static javax.xml.transform.ptests.TransformerTestConst.CLASS_DIR;
import static javax.xml.transform.ptests.TransformerTestConst.GOLDEN_DIR;
import static javax.xml.transform.ptests.TransformerTestConst.XML_DIR;
import javax.xml.transform.sax.SAXSource;
import javax.xml.transform.sax.SAXTransformerFactory;
import javax.xml.transform.sax.TransformerHandler;
import javax.xml.transform.stream.StreamResult;
import jaxp.library.JAXPFileBaseTest;
import static jaxp.library.JAXPTestUtilities.compareWithGold;
import static org.testng.Assert.assertTrue;
import org.testng.annotations.Test;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderFactory;

/**
 * Test newTransformerhandler() method which takes SAXSource as argument can
 * be set to XMLReader.
 */
public class SAXTFactoryTest002 extends JAXPFileBaseTest {
    /**
     * SAXTFactory.newTransformerhandler() method which takes SAXSource as
     * argument can be set to XMLReader. SAXSource has input XML file as its
     * input source. XMLReader has a content handler which write out the result
     * to output file. Test verifies output file is same as golden file.
     * 
     * @throws SAXException If any parse errors occur.
     * @throws IOException if the file exists but is a directory rather than
     *         a regular file, does not exist but cannot be created, or cannot 
     *         be opened for any other reason.
     * @throws TransformerConfigurationException If for some reason the
     *         TransformerHandler can not be created.
     */
    @Test
    public void testcase01() throws IOException, SAXException, 
            TransformerConfigurationException {
        String outputFile = CLASS_DIR + "saxtf002.out";
        String goldFile = GOLDEN_DIR + "saxtf002GF.out";
        String xsltFile = XML_DIR + "cities.xsl";
        String xmlFile = XML_DIR + "cities.xml";

        try (FileOutputStream fos = new FileOutputStream(outputFile);
                FileInputStream fis = new FileInputStream(xsltFile)) {
            XMLReader reader = XMLReaderFactory.createXMLReader();
            SAXTransformerFactory saxTFactory
                    = (SAXTransformerFactory) TransformerFactory.newInstance();
            SAXSource ss = new SAXSource();
            ss.setInputSource(new InputSource(fis));

            TransformerHandler handler = saxTFactory.newTransformerHandler(ss);
            Result result = new StreamResult(fos);
            handler.setResult(result);
            reader.setContentHandler(handler);
            reader.parse(xmlFile);
        }
        assertTrue(compareWithGold(goldFile, outputFile));
    }
}