001 /*
002 * Copyright (c) 2005 Henri Sivonen
003 *
004 * Permission is hereby granted, free of charge, to any person obtaining a
005 * copy of this software and associated documentation files (the "Software"),
006 * to deal in the Software without restriction, including without limitation
007 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
008 * and/or sell copies of the Software, and to permit persons to whom the
009 * Software is furnished to do so, subject to the following conditions:
010 *
011 * The above copyright notice and this permission notice shall be included in
012 * all copies or substantial portions of the Software.
013 *
014 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
015 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
016 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
017 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
018 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
019 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
020 * DEALINGS IN THE SOFTWARE.
021 */
022
023 package nu.validator.xml;
024
025 import java.io.IOException;
026 import java.io.OutputStreamWriter;
027 import java.io.UnsupportedEncodingException;
028 import java.io.Writer;
029
030 import org.xml.sax.ErrorHandler;
031 import org.xml.sax.SAXException;
032 import org.xml.sax.SAXParseException;
033
034 /**
035 * @version $Id: SystemErrErrorHandler.java 9 2007-08-11 08:40:38Z hsivonen $
036 * @author hsivonen
037 */
038 public class SystemErrErrorHandler implements ErrorHandler {
039
040 private Writer out;
041
042 private boolean inError = false;
043
044 public SystemErrErrorHandler() {
045 try {
046 out = new OutputStreamWriter(System.err, "UTF-8");
047 } catch (UnsupportedEncodingException e) {
048 throw new RuntimeException(e);
049 }
050 }
051
052 /**
053 * @see org.xml.sax.ErrorHandler#warning(org.xml.sax.SAXParseException)
054 */
055 public void warning(SAXParseException e) throws SAXException {
056 try {
057 out.write("Warning:\n");
058 out.write(e.getMessage());
059 out.write("\nFile: ");
060 String systemId = e.getSystemId();
061 out.write((systemId == null) ? "Unknown" : systemId);
062 out.write("\nLine: ");
063 out.write(Integer.toString(e.getLineNumber()));
064 out.write(" Col: ");
065 out.write(Integer.toString(e.getColumnNumber()));
066 out.write("\n\n");
067 out.flush();
068 } catch (IOException e1) {
069 throw new SAXException(e1);
070 }
071 }
072
073 /**
074 * @see org.xml.sax.ErrorHandler#error(org.xml.sax.SAXParseException)
075 */
076 public void error(SAXParseException e) throws SAXException {
077 inError = true;
078 try {
079 out.write("Error:\n");
080 out.write(e.getMessage());
081 out.write("\nFile: ");
082 String systemId = e.getSystemId();
083 out.write((systemId == null) ? "Unknown" : systemId);
084 out.write("\nLine: ");
085 out.write(Integer.toString(e.getLineNumber()));
086 out.write(" Col: ");
087 out.write(Integer.toString(e.getColumnNumber()));
088 out.write("\n\n");
089 out.flush();
090 } catch (IOException e1) {
091 throw new SAXException(e1);
092 }
093 }
094
095 /**
096 * @see org.xml.sax.ErrorHandler#fatalError(org.xml.sax.SAXParseException)
097 */
098 public void fatalError(SAXParseException e) throws SAXException {
099 inError = true;
100 try {
101 out.write("Fatal Error:\n");
102 out.write(e.getMessage());
103 out.write("\nFile: ");
104 String systemId = e.getSystemId();
105 out.write((systemId == null) ? "Unknown" : systemId);
106 out.write("\nLine: ");
107 out.write(Integer.toString(e.getLineNumber()));
108 out.write(" Col: ");
109 out.write(Integer.toString(e.getColumnNumber()));
110 out.write("\n\n");
111 out.flush();
112 } catch (IOException e1) {
113 throw new SAXException(e1);
114 }
115 }
116
117 /**
118 * Returns the inError.
119 *
120 * @return the inError
121 */
122 public boolean isInError() {
123 return inError;
124 }
125
126 public void reset() {
127 inError = false;
128 }
129
130
131 }