1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package org.xml.sax.ptests;
24
25 import java.io.BufferedWriter;
26 import java.io.FileInputStream;
27 import java.io.FileWriter;
28 import java.io.IOException;
29 import java.nio.file.Files;
30 import java.nio.file.Path;
31 import java.nio.file.Paths;
32 import javax.xml.parsers.ParserConfigurationException;
33 import javax.xml.parsers.SAXParserFactory;
34 import static jaxp.library.JAXPTestUtilities.compareWithGold;
35 import static jaxp.library.JAXPTestUtilities.failCleanup;
36 import static jaxp.library.JAXPTestUtilities.failUnexpected;
37 import static org.testng.Assert.assertTrue;
38 import org.testng.annotations.Test;
39 import org.xml.sax.Attributes;
40 import org.xml.sax.ContentHandler;
41 import org.xml.sax.InputSource;
42 import org.xml.sax.Locator;
43 import org.xml.sax.SAXException;
44 import org.xml.sax.XMLReader;
45 import org.xml.sax.helpers.XMLFilterImpl;
46 import static org.xml.sax.ptests.SAXTestConst.CLASS_DIR;
47 import static org.xml.sax.ptests.SAXTestConst.GOLDEN_DIR;
48 import static org.xml.sax.ptests.SAXTestConst.XML_DIR;
49
50 /**
51 * Class registers a content event handler to XMLReader. Content event handler
52 * transverses XML and print all visited node when XMLreader parses XML. Test
53 * verifies output is same as the golden file.
54 */
55 public class ContentHandlerTest {
56 /**
57 * Content event handler visit all nodes to print to output file.
58 */
59 @Test
60 public void testcase01() {
61 String outputFile = CLASS_DIR + "Content.out";
62 String goldFile = GOLDEN_DIR + "ContentGF.out";
63 String xmlFile = XML_DIR + "namespace1.xml";
64
65 try(FileInputStream instream = new FileInputStream(xmlFile)) {
66 SAXParserFactory spf = SAXParserFactory.newInstance();
67 spf.setNamespaceAware(true);
68 XMLReader xmlReader = spf.newSAXParser().getXMLReader();
69 ContentHandler cHandler = new MyContentHandler(outputFile);
70 xmlReader.setContentHandler(cHandler);
71 InputSource is = new InputSource(instream);
72 xmlReader.parse(is);
73 assertTrue(compareWithGold(goldFile, outputFile));
74 } catch( IOException | SAXException | ParserConfigurationException ex) {
75 failUnexpected(ex);
76 } finally {
77 try {
78 Path outputPath = Paths.get(outputFile);
79 if(Files.exists(outputPath))
80 Files.delete(outputPath);
81 } catch (IOException ex) {
82 failCleanup(ex, outputFile);
83 }
84 }
85 }
86 }
87
88 /**
89 * A content write out handler.
90 */
91 class MyContentHandler extends XMLFilterImpl {
92 /**
93 * Prefix to every exception.
94 */
95 private final static String WRITE_ERROR = "bWriter error";
96
97 /**
98 * FileWriter to write string to output file.
99 */
100 private final BufferedWriter bWriter;
101
102 /**
103 * Default document locator.
104 */
105 private Locator locator;
106
107 /**
108 * Initiate FileWriter when construct a MyContentHandler.
109 * @param outputFileName output file name.
110 * @throws SAXException creation of FileWriter failed.
111 */
241 */
242 @Override
243 public void startPrefixMapping(String prefix, String uri) throws SAXException {
244 println("startPrefixMapping...\n" + "prefix: " + prefix +
245 " uri: " + uri);
246 }
247
248 /**
249 * Write outString to file.
250 * @param outString String to be written to File
251 * @throws SAXException if write file failed
252 */
253 private void println(String outString) throws SAXException {
254 try {
255 bWriter.write( outString, 0, outString.length());
256 bWriter.newLine();
257 } catch (IOException ex) {
258 throw new SAXException(WRITE_ERROR, ex);
259 }
260 }
261 }
|
1 /*
2 * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package org.xml.sax.ptests;
24
25 import java.io.BufferedWriter;
26 import java.io.FileInputStream;
27 import java.io.FileWriter;
28 import java.io.IOException;
29 import javax.xml.parsers.SAXParserFactory;
30 import jaxp.library.JAXPFileBaseTest;
31 import static jaxp.library.JAXPTestUtilities.USER_DIR;
32 import static jaxp.library.JAXPTestUtilities.compareWithGold;
33 import static org.testng.Assert.assertTrue;
34 import org.testng.annotations.Test;
35 import org.xml.sax.Attributes;
36 import org.xml.sax.InputSource;
37 import org.xml.sax.Locator;
38 import org.xml.sax.SAXException;
39 import org.xml.sax.XMLReader;
40 import org.xml.sax.helpers.XMLFilterImpl;
41 import static org.xml.sax.ptests.SAXTestConst.GOLDEN_DIR;
42 import static org.xml.sax.ptests.SAXTestConst.XML_DIR;
43
44 /**
45 * Class registers a content event handler to XMLReader. Content event handler
46 * transverses XML and print all visited node when XMLreader parses XML. Test
47 * verifies output is same as the golden file.
48 */
49 public class ContentHandlerTest extends JAXPFileBaseTest {
50 /**
51 * Content event handler visit all nodes to print to output file.
52 *
53 * @throws Exception If any errors occur.
54 */
55 @Test
56 public void testcase01() throws Exception {
57 String outputFile = USER_DIR + "Content.out";
58 String goldFile = GOLDEN_DIR + "ContentGF.out";
59 String xmlFile = XML_DIR + "namespace1.xml";
60
61 try(FileInputStream instream = new FileInputStream(xmlFile);
62 MyContentHandler cHandler = new MyContentHandler(outputFile)) {
63 SAXParserFactory spf = SAXParserFactory.newInstance();
64 spf.setNamespaceAware(true);
65 XMLReader xmlReader = spf.newSAXParser().getXMLReader();
66 xmlReader.setContentHandler(cHandler);
67 xmlReader.parse(new InputSource(instream));
68 }
69 assertTrue(compareWithGold(goldFile, outputFile));
70 }
71 }
72
73 /**
74 * A content write out handler.
75 */
76 class MyContentHandler extends XMLFilterImpl implements AutoCloseable {
77 /**
78 * Prefix to every exception.
79 */
80 private final static String WRITE_ERROR = "bWriter error";
81
82 /**
83 * FileWriter to write string to output file.
84 */
85 private final BufferedWriter bWriter;
86
87 /**
88 * Default document locator.
89 */
90 private Locator locator;
91
92 /**
93 * Initiate FileWriter when construct a MyContentHandler.
94 * @param outputFileName output file name.
95 * @throws SAXException creation of FileWriter failed.
96 */
226 */
227 @Override
228 public void startPrefixMapping(String prefix, String uri) throws SAXException {
229 println("startPrefixMapping...\n" + "prefix: " + prefix +
230 " uri: " + uri);
231 }
232
233 /**
234 * Write outString to file.
235 * @param outString String to be written to File
236 * @throws SAXException if write file failed
237 */
238 private void println(String outString) throws SAXException {
239 try {
240 bWriter.write( outString, 0, outString.length());
241 bWriter.newLine();
242 } catch (IOException ex) {
243 throw new SAXException(WRITE_ERROR, ex);
244 }
245 }
246
247 /**
248 * Close the writer if it's initiated.
249 * @throws IOException if any IO error when close buffered writer.
250 */
251 @Override
252 public void close() throws IOException {
253 if (bWriter != null)
254 bWriter.close();
255 }
256 }
|