| /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */ |
| /* JavaCCOptions: */ |
| package org.apache.sling.resource.filter.impl; |
| |
| /** 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=cb6190a073e75e5f61dac8e989eb2b78 (do not edit this |
| * line) |
| */ |