| 4,10 → 4,10 |
|---|
| * Coded by: Group 5, software practice summer 2003 |
| * University of Bielefeld, Germany |
| * |
| * @version $Revision: 1.59 $ |
| * @version $Revision: 1.60 $ |
| * |
| * Last modification: $Date: 2003/07/25 12:12:11 $ |
| * $Id: Parser.java,v 1.59 2003/07/25 12:12:11 smcsporr Exp $ |
| * Last modification: $Date: 2003/07/25 14:56:04 $ |
| * $Id: Parser.java,v 1.60 2003/07/25 14:56:04 smcsporr Exp $ |
| */ |
| |
| package src.parser; |
| 41,9 → 41,8 |
|---|
| import org.apache.xerces.xni.grammars.XSGrammar; |
| import org.apache.xerces.xni.grammars.XMLDTDDescription; |
| import org.apache.xerces.xni.grammars.XMLGrammarDescription; |
| import org.apache.xerces.xni.parser.XMLErrorHandler; |
| |
| import org.apache.xerces.xni.parser.XMLInputSource; |
| import org.apache.xerces.xni.parser.XMLParseException; |
| |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXException; |
| 65,7 → 64,7 |
|---|
| * |
| * @author Group 5 |
| * |
| * @version $Revision: 1.59 $ Last modification: $Date: 2003/07/25 12:12:11 $ |
| * @version $Revision: 1.60 $ Last modification: $Date: 2003/07/25 14:56:04 $ |
| */ |
| public class Parser { |
| |
| 420,8 → 419,12 |
|---|
| } |
| |
| /** |
| * This method sets an internal reference to the log panel that is used to |
| * output logging messages to inform the user about program events. |
| * This method sets an internal reference to the log panel. |
| * |
| * A log panel is used to output logging messages to inform the |
| * user about program events. This specific method also sends |
| * a reference to the associated <code>GrammarErrorHandler</code> to |
| * enable log output for error messages during grammar parsing. |
| * |
| * @param log A log panel implementation compliant to src.gui.LogInterface. |
| * |
| 431,6 → 434,8 |
|---|
| */ |
| public void setLogInterface(LogInterface log) { |
| logInterfaceReference = log; |
| |
| grammarErrorHandler.setLogInterface(log); |
| } |
| |
| /** |
| 479,69 → 484,5 |
|---|
| private void setPoint(Point point) { |
| statusInterfaceReference.setPoint(point); |
| } |
| |
| /** |
| * The <b><code>GrammarErrorHandler</code></b> class supplies an error handler for the |
| * an XML grammar preparser. |
| * An error handler retrieves and handles error events sent by a parser. These |
| * errors include warnings, errors and fatal errors. |
| * |
| * @author S. McSporran |
| * |
| * @version $Revision: 1.26 $ Last modification: $Date: 2003/07/25 11:52:17 $ |
| */ |
| private class GrammarErrorHandler implements XMLErrorHandler { |
| |
| /** |
| * A method that catches parsing warnings and sends them to the log panel. |
| * Warnings indicate that something might be missing or incorrect in a grammar file, |
| * while no wellformedness rule has been broken. |
| * |
| * @param domain The domain of the warning, suggested to be a valid URI. |
| * @param key The warning key; can be any string and is implementation dependent. |
| * @param xpe A warning event sent by a parser. |
| * |
| * author S. McSporran |
| * |
| * Last revision: 25-Jul-2003 by S. McSporran |
| */ |
| public void warning(String domain, String key, XMLParseException xpe){ |
| log(LogInterface.TYPE_WARNING, "Grammar parsing warning: " + xpe.getMessage()); |
| } |
| |
| /** |
| * A method that catches parsing errors and sends them to the log panel. |
| * Errors occur during parsing, if a grammar rule has been broken, but |
| * the parser will be able to continue. |
| * |
| * @param domain The domain of the error, suggested to be a valid URI. |
| * @param key The error key; can be any string and is implementation dependent. |
| * @param xpe An error event sent by a parser. |
| * |
| * author S. McSporran |
| * |
| * Last revision: 25-Jul-2003 by S. McSporran |
| */ |
| public void error(String domain, String key, XMLParseException xpe) { |
| log(LogInterface.TYPE_ERROR, "Error ! Grammar parsing failure: " + xpe.getMessage()); |
| } |
| |
| /** |
| * A method that catches parsing fatal errors and sends them to the log panel. |
| * Fatal errors indicate that a grammar rule has been broken that makes continued |
| * parsing impossible. |
| * |
| * @param domain The domain of the fatal error, suggested to be a valid URI. |
| * @param key The fatal error key; can be any string and is implementation dependent. |
| * @param xpe A fatal error event sent by a parser. |
| * |
| * author S. McSporran |
| * |
| * Last revision: 25-Jul-2003 by S. McSporran |
| */ |
| public void fatalError(String domain, String key, XMLParseException xpe) { |
| log(LogInterface.TYPE_ERROR, "Fatal error ! Grammar parsing failure: " + |
| xpe.getMessage()); |
| } |
| } |
| |
| } |