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 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.Test;
  35 import org.xml.sax.Attributes;
  36 import org.xml.sax.ErrorHandler;
  37 import org.xml.sax.InputSource;
  38 import org.xml.sax.SAXException;
  39 import org.xml.sax.helpers.DefaultHandler;
  40 
  41 /*
  42  * @bug 6809409
  43  * @summary Test SAXException has Cause.
  44  */
  45 public class IssueTracker56Test {
  46 
  47     @Test
  48     public void testException() {
  49         try {
  50             SAXParserFactory spf = SAXParserFactory.newInstance();
  51             SAXParser parser = spf.newSAXParser();
  52             String xmlToParse = "<root>Issue 56: SAXException does not do the exception chaining properly</root>";
  53             InputSource source = new InputSource(new StringReader(xmlToParse));
  54             parser.parse(source, new MyHandler());
  55         } catch (SAXException ex) {
  56             System.out.println(ex.getCause());
  57             if (ex.getCause() == null)
  58                 Assert.fail("failed chaining exception properly.");
  59             // ex.printStackTrace(); //will not print out root cause without the
  60             // fix
  61         } catch (IOException ex) {
  62             // shouldn't happen
  63         } catch (ParserConfigurationException ex) {
  64             // shouldn't happen
  65         }
  66     }
  67 
  68     @Test
  69     public void testWorkAround() throws Exception {
  70         try {
  71             SAXParserFactory spf = SAXParserFactory.newInstance();
  72             SAXParser parser = spf.newSAXParser();
  73             String xmlToParse = "<root>Issue 56: SAXException does not do the exception chaining properly</root>";
  74             InputSource source = new InputSource(new StringReader(xmlToParse));
  75             parser.parse(source, new MyHandler1());
  76         } catch (SAXException ex) {
  77             System.out.println(ex.getCause());
  78             // ex.printStackTrace(); //will print out root cause
  79         } catch (IOException ex) {
  80             // shouldn't happen
  81         } catch (ParserConfigurationException ex) {
  82             // shouldn't happen
  83         }
  84 
  85     }
  86 
  87     public class MyHandler extends DefaultHandler implements ErrorHandler {
  88 
  89         public void startDocument() throws SAXException {
  90         }
  91 
  92         public void endDocument() throws SAXException {
  93         }
  94 
  95         public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  96             try {
  97                 System.out.println(uri);
  98                 System.out.println(uri.charAt(56));
  99             } catch (Exception e) {
 100                 throw new SAXException(e);
 101             }
 102 
 103         }
 104 
 105         public void endElement(String uri, String localName, String qName) throws SAXException {
 106         }
 107 
 108         public void characters(char ch[], int start, int length) throws SAXException {
 109         }
 110 
 111     }
 112 
 113     public class MyHandler1 extends DefaultHandler implements ErrorHandler {
 114 
 115         public void startDocument() throws SAXException {
 116         }
 117 
 118         public void endDocument() throws SAXException {
 119         }
 120 
 121         public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXExceptionExt {
 122             try {
 123                 System.out.println(uri);
 124                 System.out.println(uri.charAt(56));
 125             } catch (Exception e) {
 126                 throw new SAXExceptionExt(e);
 127             }
 128 
 129         }
 130 
 131         public void endElement(String uri, String localName, String qName) throws SAXException {
 132         }
 133 
 134         public void characters(char ch[], int start, int length) throws SAXException {
 135         }
 136 
 137     }
 138 }