/* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */ | |
/* JavaCCOptions: */ | |
package org.apache.sling.resource.filter.impl.script; | |
/** Token Manager Error. */ | |
public class TokenMgrError extends Error | |
{ | |
/** | |
* The version identifier for this Serializable class. | |
* Increment only if the <i>serialized</i> form of the | |
* class changes. | |
*/ | |
private static final long serialVersionUID = 1L; | |
/* | |
* Ordinals for various reasons why an Error of this type can be thrown. | |
*/ | |
/** | |
* Lexical error occurred. | |
*/ | |
static final int LEXICAL_ERROR = 0; | |
/** | |
* An attempt was made to create a second instance of a static token manager. | |
*/ | |
static final int STATIC_LEXER_ERROR = 1; | |
/** | |
* Tried to change to an invalid lexical state. | |
*/ | |
static final int INVALID_LEXICAL_STATE = 2; | |
/** | |
* Detected (and bailed out of) an infinite loop in the token manager. | |
*/ | |
static final int LOOP_DETECTED = 3; | |
/** | |
* Indicates the reason why the exception is thrown. It will have | |
* one of the above 4 values. | |
*/ | |
int errorCode; | |
/** | |
* Replaces unprintable characters by their escaped (or unicode escaped) | |
* equivalents in the given string | |
*/ | |
protected static final String addEscapes(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(); | |
} | |
/** | |
* Returns a detailed message for the Error when it is thrown by the | |
* token manager to indicate a lexical error. | |
* Parameters : | |
* EOFSeen : indicates if EOF caused the lexical error | |
* curLexState : lexical state in which this error occurred | |
* errorLine : line number when the error occurred | |
* errorColumn : column number when the error occurred | |
* errorAfter : prefix that was seen before this error occurred | |
* curchar : the offending character | |
* Note: You can customize the lexical error message by modifying this method. | |
*/ | |
protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) { | |
return("Lexical error at line " + | |
errorLine + ", column " + | |
errorColumn + ". Encountered: " + | |
(EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") + | |
"after : \"" + addEscapes(errorAfter) + "\""); | |
} | |
/** | |
* You can also modify the body of this method to customize your error messages. | |
* For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not | |
* of end-users concern, so you can return something like : | |
* | |
* "Internal Error : Please file a bug report .... " | |
* | |
* from this method for such cases in the release version of your parser. | |
*/ | |
public String getMessage() { | |
return super.getMessage(); | |
} | |
/* | |
* Constructors of various flavors follow. | |
*/ | |
/** No arg constructor. */ | |
public TokenMgrError() { | |
} | |
/** Constructor with message and reason. */ | |
public TokenMgrError(String message, int reason) { | |
super(message); | |
errorCode = reason; | |
} | |
/** Full Constructor. */ | |
public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) { | |
this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason); | |
} | |
} | |
/* JavaCC - OriginalChecksum=dbe5a6666bbc652e32d3390ed4ce7c37 (do not edit this line) */ |