- From: Yves Lafon via cvs-syncmail <cvsmail@w3.org>
- Date: Tue, 24 Feb 2009 21:45:16 +0000
- To: www-validator-cvs@w3.org
Update of /sources/public/2002/css-validator/org/w3c/css/parser/analyzer In directory hutz:/tmp/cvs-serv25796/org/w3c/css/parser/analyzer Modified Files: ParseException.java Log Message: minor changes Index: ParseException.java =================================================================== RCS file: /sources/public/2002/css-validator/org/w3c/css/parser/analyzer/ParseException.java,v retrieving revision 1.5 retrieving revision 1.6 diff -u -d -r1.5 -r1.6 --- ParseException.java 20 Mar 2008 12:17:11 -0000 1.5 +++ ParseException.java 24 Feb 2009 21:45:14 -0000 1.6 @@ -12,190 +12,181 @@ */ public class ParseException extends Exception { - public final Throwable fillInStackTrace() { - return this; - } - - /** - * This constructor is used by the method "generateParseException" - * in the generated parser. Calling this constructor generates - * a new object of this type with the fields "currentToken", - * "expectedTokenSequences", and "tokenImage" set. The boolean - * flag "specialConstructor" is also set to true to indicate that - * this constructor was used to create this object. - * This constructor calls its super class with the empty string - * to force the "toString" method of parent class "Throwable" to - * print the error message in the form: - * ParseException: <result of getMessage> - */ - public ParseException(Token currentTokenVal, - int[][] expectedTokenSequencesVal, - String[] tokenImageVal) { - super(""); - specialConstructor = true; - currentToken = currentTokenVal; - expectedTokenSequences = expectedTokenSequencesVal; - tokenImage = tokenImageVal; - } + /** + * This constructor is used by the method "generateParseException" + * in the generated parser. Calling this constructor generates + * a new object of this type with the fields "currentToken", + * "expectedTokenSequences", and "tokenImage" set. The boolean + * flag "specialConstructor" is also set to true to indicate that + * this constructor was used to create this object. + * This constructor calls its super class with the empty string + * to force the "toString" method of parent class "Throwable" to + * print the error message in the form: + * ParseException: <result of getMessage> + */ + public ParseException(Token currentTokenVal, + int[][] expectedTokenSequencesVal, + String[] tokenImageVal + ) + { + super(""); + specialConstructor = true; + currentToken = currentTokenVal; + expectedTokenSequences = expectedTokenSequencesVal; + tokenImage = tokenImageVal; + } - /** - * The following constructors are for use by you for whatever - * purpose you can think of. Constructing the exception in this - * manner makes the exception behave in the normal way - i.e., as - * documented in the class "Throwable". The fields "errorToken", - * "expectedTokenSequences", and "tokenImage" do not contain - * relevant information. The JavaCC generated code does not use - * these constructors. - */ + /** + * The following constructors are for use by you for whatever + * purpose you can think of. Constructing the exception in this + * manner makes the exception behave in the normal way - i.e., as + * documented in the class "Throwable". The fields "errorToken", + * "expectedTokenSequences", and "tokenImage" do not contain + * relevant information. The JavaCC generated code does not use + * these constructors. + */ - public ParseException() { - super(); - specialConstructor = false; - } + public ParseException() { + super(); + specialConstructor = false; + } - public ParseException(String message) { - super(message); - specialConstructor = false; - } + public ParseException(String message) { + super(message); + specialConstructor = false; + } - /** - * This variable determines which constructor was used to create - * this object and thereby affects the semantics of the - * "getMessage" method (see below). - */ - protected boolean specialConstructor; + /** + * This variable determines which constructor was used to create + * this object and thereby affects the semantics of the + * "getMessage" method (see below). + */ + protected boolean specialConstructor; - /** - * This is the last token that has been consumed successfully. If - * this object has been created due to a parse error, the token - * followng this token will (therefore) be the first error token. - */ - public Token currentToken; + /** + * This is the last token that has been consumed successfully. If + * this object has been created due to a parse error, the token + * followng this token will (therefore) be the first error token. + */ + public Token currentToken; - /** - * Each entry in this array is an array of integers. Each array - * of integers represents a sequence of tokens (by their ordinal - * values) that is expected at this point of the parse. - */ - public int[][] expectedTokenSequences; + /** + * Each entry in this array is an array of integers. Each array + * of integers represents a sequence of tokens (by their ordinal + * values) that is expected at this point of the parse. + */ + public int[][] expectedTokenSequences; - /** - * This is a reference to the "tokenImage" array of the generated - * parser within which the parse error occurred. This array is - * defined in the generated ...Constants interface. - */ - public String[] tokenImage; + /** + * This is a reference to the "tokenImage" array of the generated + * parser within which the parse error occurred. This array is + * defined in the generated ...Constants interface. + */ + public String[] tokenImage; - /** - * This method has the standard behavior when this object has been - * created using the standard constructors. Otherwise, it uses - * "currentToken" and "expectedTokenSequences" to generate a parse - * error message and returns it. If this object has been created - * due to a parse error, and you do not catch it (it gets thrown - * from the parser), then this method is called during the printing - * of the final stack trace, and hence the correct error message - * gets displayed. - */ - public String getMessage() { - if (!specialConstructor) { - return super.getMessage(); - } - StringBuilder expected = new StringBuilder(); - int maxSize = 0; - int tokenlength = expectedTokenSequences.length; - for (int i = 0; i < tokenlength; i++) { - int ets[] = expectedTokenSequences[i]; - int etslength = ets.length; - if (maxSize < etslength) { - maxSize = etslength; - } - for (int j = 0; j < etslength; j++) { - expected.append(tokenImage[ets[j]]).append(' '); - } - if (ets[etslength - 1] != 0) { - expected.append("..."); - } - expected.append(eol).append(" "); - } - StringBuilder retval = new StringBuilder(128); - retval.append("Encountered \""); - Token tok = currentToken.next; - for (int i = 0; i < maxSize; i++) { - if (i != 0) { - retval.append(' '); - } - if (tok.kind == 0) { - retval.append(tokenImage[0]); - break; - } - retval.append(add_escapes(tok.image)); - tok = tok.next; - } - retval.append("\" at line ").append(currentToken.next.beginLine); - retval.append(", column ").append(currentToken.next.beginColumn); - retval.append('.').append(eol); - if (expectedTokenSequences.length == 1) { - retval.append("Was expecting:").append(eol).append(" "); - } else { - retval.append("Was expecting one of:").append(eol).append(" "); - } - retval.append(expected); - return retval.toString(); + /** + * This method has the standard behavior when this object has been + * created using the standard constructors. Otherwise, it uses + * "currentToken" and "expectedTokenSequences" to generate a parse + * error message and returns it. If this object has been created + * due to a parse error, and you do not catch it (it gets thrown + * from the parser), then this method is called during the printing + * of the final stack trace, and hence the correct error message + * gets displayed. + */ + public String getMessage() { + if (!specialConstructor) { + return super.getMessage(); } - - /** - * The end of line string for this machine. - */ - protected String eol = System.getProperty("line.separator", "\n"); - - /** - * Used to convert raw characters to their escaped version - * when these raw version cannot be used as part of an ASCII - * string literal. - */ - protected String add_escapes(String str) { - StringBuilder retval = new StringBuilder(); - char ch; - for (int i = 0; i < str.length(); i++) { - switch (str.charAt(i)) - { - case 0 : - continue; - case '\b': - retval.append("\\b"); - continue; - case '\t': - retval.append("\\t"); - continue; - case '\n': - retval.append("\\n"); - continue; - case '\f': - retval.append("\\f"); - continue; - case '\r': - retval.append("\\r"); - continue; - case '\"': - retval.append("\\\""); - continue; - case '\'': - retval.append("\\\'"); - continue; - case '\\': - retval.append("\\\\"); - continue; - default: - if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { - String s = "0000" + Integer.toString(ch, 16); - retval.append("\\u" + s.substring(s.length() - 4, s.length())); - } else { - retval.append(ch); - } - continue; - } - } - return retval.toString(); + StringBuffer expected = new StringBuffer(); + int maxSize = 0; + for (int i = 0; i < expectedTokenSequences.length; i++) { + if (maxSize < expectedTokenSequences[i].length) { + maxSize = expectedTokenSequences[i].length; + } + for (int j = 0; j < expectedTokenSequences[i].length; j++) { + expected.append(tokenImage[expectedTokenSequences[i][j]]).append(" "); + } + if (expectedTokenSequences[i][expectedTokenSequences[i].length - 1] != 0) { + expected.append("..."); + } + expected.append(eol).append(" "); + } + String retval = "Encountered \""; + Token tok = currentToken.next; + for (int i = 0; i < maxSize; i++) { + if (i != 0) retval += " "; + if (tok.kind == 0) { + retval += tokenImage[0]; + break; + } + retval += add_escapes(tok.image); + tok = tok.next; } + retval += "\" at line " + currentToken.next.beginLine + ", column " + currentToken.next.beginColumn; + retval += "." + eol; + if (expectedTokenSequences.length == 1) { + retval += "Was expecting:" + eol + " "; + } else { + retval += "Was expecting one of:" + eol + " "; + } + retval += expected.toString(); + return retval; + } + + /** + * The end of line string for this machine. + */ + protected String eol = System.getProperty("line.separator", "\n"); + + /** + * Used to convert raw characters to their escaped version + * when these raw version cannot be used as part of an ASCII + * string literal. + */ + protected String add_escapes(String str) { + StringBuffer retval = new StringBuffer(); + char ch; + for (int i = 0; i < str.length(); i++) { + switch (str.charAt(i)) + { + case 0 : + continue; + case '\b': + retval.append("\\b"); + continue; + case '\t': + retval.append("\\t"); + continue; + case '\n': + retval.append("\\n"); + continue; + case '\f': + retval.append("\\f"); + continue; + case '\r': + retval.append("\\r"); + continue; + case '\"': + retval.append("\\\""); + continue; + case '\'': + retval.append("\\\'"); + continue; + case '\\': + retval.append("\\\\"); + continue; + default: + if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { + String s = "0000" + Integer.toString(ch, 16); + retval.append("\\u" + s.substring(s.length() - 4, s.length())); + } else { + retval.append(ch); + } + continue; + } + } + return retval.toString(); + } }
Received on Tuesday, 24 February 2009 21:45:25 UTC