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NoViableAltForCharException.javaAPI DocGlassfish v2 API1796Wed Aug 30 15:34:08 BST 2006persistence.antlr

NoViableAltForCharException

public class NoViableAltForCharException extends RecognitionException

Fields Summary
public char
foundChar
Constructors Summary
public NoViableAltForCharException(char c, CharScanner scanner)

        super("NoViableAlt", scanner.getFilename(),
              scanner.getLine(), scanner.getColumn());
        foundChar = c;
public NoViableAltForCharException(char c, String fileName, int line)

deprecated
As of ANTLR 2.7.2 use {@see #NoViableAltForCharException(char, String, int, int) }

        this(c, fileName, line, -1);
public NoViableAltForCharException(char c, String fileName, int line, int column)

        super("NoViableAlt", fileName, line, column);
        foundChar = c;
Methods Summary
public java.lang.StringgetMessage()
Returns a clean error message (no line number/column information)

        String mesg = "unexpected char: ";

        // I'm trying to mirror a change in the C++ stuff.
        // But java seems to lack something isprint-ish..
        // so we do it manually. This is probably to restrictive.

        if ((foundChar >= ' ") && (foundChar <= '~")) {
            mesg += '\'";
            mesg += foundChar;
            mesg += '\'";
        }
        else {
            mesg += "0x";

            int t = (int)foundChar >> 4;

            if (t < 10)
                mesg += (char)(t | 0x30);
            else
                mesg += (char)(t + 0x37);

            t = (int)foundChar & 0xF;

            if (t < 10)
                mesg += (char)(t | 0x30);
            else
                mesg += (char)(t + 0x37);
        }
        return mesg;