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