1 /*
   2  * Copyright (c) 2014, 2017, 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 sax;
  25 
  26 import java.io.IOException;
  27 import java.io.StringReader;
  28 
  29 import javax.xml.parsers.ParserConfigurationException;
  30 import javax.xml.parsers.SAXParser;
  31 import javax.xml.parsers.SAXParserFactory;
  32 
  33 import org.testng.Assert;
  34 import org.testng.annotations.Listeners;
  35 import org.testng.annotations.Test;
  36 import org.xml.sax.Attributes;
  37 import org.xml.sax.ErrorHandler;
  38 import org.xml.sax.InputSource;
  39 import org.xml.sax.SAXException;
  40 import org.xml.sax.helpers.DefaultHandler;
  41 
  42 /*
  43  * @test
  44  * @bug 6809409 6857903
  45  * @library /javax/xml/jaxp/libs /javax/xml/jaxp/unittest
  46  * @run testng/othervm -DrunSecMngr=true sax.IssueTracker56Test
  47  * @run testng/othervm sax.IssueTracker56Test
  48  * @summary Test SAXException has Cause and that Cause can be properly
  49  *  initialized with initCause.
  50  */
  51 @Listeners({jaxp.library.BasePolicy.class})
  52 public class IssueTracker56Test {
  53 
  54     @Test
  55     public void testException() {
  56         try {
  57             SAXParserFactory spf = SAXParserFactory.newInstance();
  58             SAXParser parser = spf.newSAXParser();
  59             String xmlToParse = "<root>Issue 56: SAXException does not do the exception chaining properly</root>";
  60             InputSource source = new InputSource(new StringReader(xmlToParse));
  61             parser.parse(source, new MyHandler());
  62         } catch (SAXException ex) {
  63             System.out.println(ex.getCause());
  64             if (ex.getCause() == null)
  65                 Assert.fail("failed chaining exception properly.");
  66             // ex.printStackTrace(); //will not print out root cause without the
  67             // fix
  68         } catch (IOException ex) {
  69             // shouldn't happen
  70         } catch (ParserConfigurationException ex) {
  71             // shouldn't happen
  72         }
  73     }
  74 
  75     @Test
  76     public void testWorkAround() throws Exception {
  77         try {
  78             SAXParserFactory spf = SAXParserFactory.newInstance();
  79             SAXParser parser = spf.newSAXParser();
  80             String xmlToParse = "<root>Issue 56: SAXException does not do the exception chaining properly</root>";
  81             InputSource source = new InputSource(new StringReader(xmlToParse));
  82             parser.parse(source, new MyHandler1());
  83         } catch (SAXException ex) {
  84             System.out.println(ex.getCause());
  85             // ex.printStackTrace(); //will print out root cause
  86         } catch (IOException ex) {
  87             // shouldn't happen
  88         } catch (ParserConfigurationException ex) {
  89             // shouldn't happen
  90         }
  91 
  92     }
  93 
  94     /*
  95      * Test that SAXException::initCause call correctly initializes
  96      * cause and it can be acquired with SAXException::getCause call
  97      */
  98     @Test
  99     public void testInitCause() {
 100         Exception cause = new Exception();
 101         SAXException e = new SAXException("SAX exception");
 102         e.initCause(cause);
 103         Assert.assertSame(e.getCause(),cause,"Cause was not set by initCause:");
 104     }
 105 
 106     public class MyHandler extends DefaultHandler implements ErrorHandler {
 107 
 108         public void startDocument() throws SAXException {
 109         }
 110 
 111         public void endDocument() throws SAXException {
 112         }
 113 
 114         public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
 115             try {
 116                 System.out.println(uri);
 117                 System.out.println(uri.charAt(56));
 118             } catch (Exception e) {
 119                 throw new SAXException(e);
 120             }
 121 
 122         }
 123 
 124         public void endElement(String uri, String localName, String qName) throws SAXException {
 125         }
 126 
 127         public void characters(char ch[], int start, int length) throws SAXException {
 128         }
 129 
 130     }
 131 
 132     public class MyHandler1 extends DefaultHandler implements ErrorHandler {
 133 
 134         public void startDocument() throws SAXException {
 135         }
 136 
 137         public void endDocument() throws SAXException {
 138         }
 139 
 140         public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXExceptionExt {
 141             try {
 142                 System.out.println(uri);
 143                 System.out.println(uri.charAt(56));
 144             } catch (Exception e) {
 145                 throw new SAXExceptionExt(e);
 146             }
 147 
 148         }
 149 
 150         public void endElement(String uri, String localName, String qName) throws SAXException {
 151         }
 152 
 153         public void characters(char ch[], int start, int length) throws SAXException {
 154         }
 155 
 156     }
 157 }