/* Generated By:JavaCC: Do not edit this line. ParseException.java Version 7.0 */ /* JavaCCOptions:KEEP_LINE_COLUMN=true */ package org.apache.el.parser;
/** * This exception is thrown when parse errors are encountered. * You can explicitly create objects of this exception type by * calling the method generateParseException in the generated * parser. * * You can modify this class to customize your error reporting * mechanisms so long as you retain the public fields.
*/
@SuppressWarnings("all") // Ignore warnings in generated code publicclass ParseException extends Exception {
/** * The version identifier for this Serializable class. * Increment only if the <i>serialized</i> form of the * class changes.
*/ privatestaticfinallong serialVersionUID = 1L;
/** * The end of line string for this machine.
*/ protectedstatic String EOL = System.getProperty("line.separator", "\n");
/** * 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.
*/ public ParseException(Token currentTokenVal, int[][] expectedTokenSequencesVal,
String[] tokenImageVal
)
{ super(initialise(currentTokenVal, expectedTokenSequencesVal, tokenImageVal));
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.
*/
public ParseException() { super();
}
/** Constructor with message. */ public ParseException(String message) { super(message);
}
/** * This is the last token that has been consumed successfully. If * this object has been created due to a parse error, the token * following 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.
*/ publicint[][] 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;
/** * 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) the correct error message * gets displayed.
*/ privatestatic String initialise(Token currentToken, int[][] expectedTokenSequences,
String[] tokenImage) {
StringBuilder expected = new StringBuilder(); 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 += " " + tokenImage[tok.kind];
retval += " \"";
retval += add_escapes(tok.image);
retval += " \"";
tok = tok.next;
} if (currentToken.next != null) {
retval += "\" at line " + currentToken.next.beginLine + ", column " + currentToken.next.beginColumn;
}
retval += "." + EOL;
if (expectedTokenSequences.length == 0) { // Nothing to add here
} else { if (expectedTokenSequences.length == 1) {
retval += "Was expecting:" + EOL + " ";
} else {
retval += "Was expecting one of:" + EOL + " ";
}
retval += expected.toString();
}
return retval;
}
/** * Used to convert raw characters to their escaped version * when these raw version cannot be used as part of an ASCII * string literal.
*/ static String add_escapes(String str) {
StringBuilder retval = new StringBuilder(); char ch; for (int i = 0; i < str.length(); i++) { switch (str.charAt(i))
{ 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));
} else {
retval.append(ch);
} continue;
}
} return retval.toString();
}
} /* JavaCC - OriginalChecksum=7b4787d8879bd4e4e79738c1d4a275eb (do not edit this line) */
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