Revision 36624 trunk/extensions/extSymbology/src/org/gvsig/symbology/fmap/rendering/filter/parser/TokenMgrError.java
TokenMgrError.java | ||
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/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 3.0 */
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/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 3.0 */ |
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/* gvSIG. Sistema de Informaci�n Geogr�fica 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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* +34 963163400 |
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* dac@iver.es |
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*/ |
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package org.gvsig.symbology.fmap.rendering.filter.parser; |
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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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} |
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*/ |
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package org.gvsig.symbology.fmap.rendering.filter.parser; |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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. |
|
128 |
* Parameters : |
|
129 |
* 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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/** |
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* You can also modify the body of this method to customize your error messages. |
|
147 |
* For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not |
|
148 |
* of end-users concern, so you can return something like : |
|
149 |
* |
|
150 |
* "Internal Error : Please file a bug report .... " |
|
151 |
* |
|
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* from this method for such cases in the release version of your parser. |
|
153 |
*/ |
|
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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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/* |
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* Constructors of various flavors follow. |
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*/ |
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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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} |
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