1/*
2 * Copyright (c) 2014, 2016, 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
24package parsers;
25
26import java.io.StringReader;
27
28import javax.xml.parsers.SAXParser;
29import javax.xml.parsers.SAXParserFactory;
30
31import org.testng.Assert;
32import org.testng.annotations.Listeners;
33import org.testng.annotations.Test;
34import org.xml.sax.InputSource;
35import org.xml.sax.helpers.DefaultHandler;
36
37/*
38 * @test
39 * @library /javax/xml/jaxp/libs /javax/xml/jaxp/unittest
40 * @run testng/othervm -DrunSecMngr=true parsers.ParseEmptyStream
41 * @run testng/othervm parsers.ParseEmptyStream
42 * @summary Test SAXParser doesn't accept empty stream.
43 */
44@Listeners({jaxp.library.BasePolicy.class})
45public class ParseEmptyStream {
46
47    SAXParserFactory factory = null;
48
49    public ParseEmptyStream(String name) {
50        try {
51            factory = SAXParserFactory.newInstance();
52            factory.setNamespaceAware(true);
53        } catch (Exception ex) {
54            Assert.fail(ex.getMessage());
55        }
56    }
57
58    @Test
59    public void testEmptyStream() {
60        try {
61            SAXParser parser = factory.newSAXParser();
62            InputSource source = new InputSource(new StringReader(""));
63            parser.parse(source, new MyHandler());
64            Assert.fail("Inputstream without document element accepted");
65        } catch (Exception ex) {
66            System.out.println("Exception thrown: " + ex.getMessage());
67            // Premature end of file exception expected
68        }
69    }
70
71    @Test
72    public void testXmlDeclOnly() {
73        try {
74            SAXParser parser = factory.newSAXParser();
75            InputSource source = new InputSource(new StringReader("<?xml version='1.0' encoding='utf-8'?>"));
76            parser.parse(source, new MyHandler());
77            Assert.fail("Inputstream without document element accepted");
78        } catch (Exception ex) {
79            System.out.println("Exception thrown: " + ex.getMessage());
80            // Premature end of file exception expected
81        }
82    }
83
84    static class MyHandler extends DefaultHandler {
85        public void startDocument() {
86            System.out.println("Start document called");
87        }
88
89        public void endDocument() {
90            System.out.println("End document called");
91        }
92    }
93
94}
95