svn-gvsig-desktop / trunk / extensions / extSymbology / src / org / gvsig / symbology / fmap / labeling / parse / TokenMgrError.java @ 36624
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/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 3.0 */
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/* gvSIG. Sistema de Información Geográfica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ibáñez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.symbology.fmap.labeling.parse; |
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public class TokenMgrError extends Error |
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{ |
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/*
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* Ordinals for various reasons why an Error of this type can be thrown.
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*/
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/**
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* Lexical error occurred.
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*/
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static final int LEXICAL_ERROR = 0; |
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/**
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* An attempt was made to create a second instance of a static token manager.
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*/
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static final int STATIC_LEXER_ERROR = 1; |
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/**
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* Tried to change to an invalid lexical state.
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*/
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static final int INVALID_LEXICAL_STATE = 2; |
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/**
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* Detected (and bailed out of) an infinite loop in the token manager.
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*/
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static final int LOOP_DETECTED = 3; |
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/**
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* Indicates the reason why the exception is thrown. It will have
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* one of the above 4 values.
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*/
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int errorCode;
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/**
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* Replaces unprintable characters by their escaped (or unicode escaped)
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* equivalents in the given string
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*/
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protected static final String addEscapes(String str) { |
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StringBuffer retval = new StringBuffer(); |
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char ch;
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for (int i = 0; i < str.length(); i++) { |
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switch (str.charAt(i))
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{ |
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case 0 : |
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continue;
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case '\b': |
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retval.append("\\b");
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continue;
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case '\t': |
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retval.append("\\t");
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continue;
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case '\n': |
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retval.append("\\n");
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continue;
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case '\f': |
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retval.append("\\f");
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continue;
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case '\r': |
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retval.append("\\r");
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continue;
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case '\"': |
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retval.append("\\\"");
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continue;
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case '\'': |
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retval.append("\\\'");
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continue;
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case '\\': |
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retval.append("\\\\");
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continue;
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default:
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if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { |
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String s = "0000" + Integer.toString(ch, 16); |
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retval.append("\\u" + s.substring(s.length() - 4, s.length())); |
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} else {
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retval.append(ch); |
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} |
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continue;
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} |
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} |
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return retval.toString();
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} |
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/**
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* Returns a detailed message for the Error when it is thrown by the
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* token manager to indicate a lexical error.
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* Parameters :
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* EOFSeen : indicates if EOF caused the lexical error
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* curLexState : lexical state in which this error occurred
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* errorLine : line number when the error occurred
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* errorColumn : column number when the error occurred
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* errorAfter : prefix that was seen before this error occurred
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* curchar : the offending character
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* Note: You can customize the lexical error message by modifying this method.
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*/
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protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) { |
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return("Lexical error at line " + |
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errorLine + ", column " +
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errorColumn + ". Encountered: " +
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(EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") + |
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"after : \"" + addEscapes(errorAfter) + "\""); |
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} |
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/**
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* You can also modify the body of this method to customize your error messages.
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* For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not
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* of end-users concern, so you can return something like :
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*
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* "Internal Error : Please file a bug report .... "
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*
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* from this method for such cases in the release version of your parser.
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*/
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public String getMessage() { |
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return super.getMessage(); |
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} |
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/*
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* Constructors of various flavors follow.
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*/
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public TokenMgrError() {
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} |
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public TokenMgrError(String message, int reason) { |
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super(message);
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errorCode = reason; |
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} |
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public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) { |
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this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason);
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} |
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} |