com.helger.css.reader.errorhandler

Interface ICSSParseErrorHandler

All Known Implementing Classes:

CollectingCSSParseErrorHandler, DoNothingCSSParseErrorHandler, LoggingCSSParseErrorHandler, ThrowingCSSParseErrorHandler

public interface ICSSParseErrorHandler

Special CSS handler that is invoked during reading in case of a recoverable errors. In case of unrecoverable errors, a ParseException is thrown!

Author:

Philip Helger

Method Summary

Modifier and Type	Method and Description
void	onCSSParseError(Token aLastValidToken, int[][] aExpectedTokenSequencesVal, String[] aTokenImageVal, Token aLastSkippedToken) Called upon a recoverable error.
void	onCSSUnexpectedRule(Token aCurrentToken, String sRule, String sMsg) Called upon an unexpected rule.

Method Detail

onCSSParseError

void onCSSParseError(@Nonnull
                     Token aLastValidToken,
                     @Nonnull
                     int[][] aExpectedTokenSequencesVal,
                     @Nonnull
                     String[] aTokenImageVal,
                     @Nullable
                     Token aLastSkippedToken)
              throws ParseException

Called upon a recoverable error. The parameter list is similar to the one of the ParseException.

Parameters:

aLastValidToken - The last valid token. May not be null.

aExpectedTokenSequencesVal - The expected token. May not be null.

aTokenImageVal - The error token image. May not be null.

aLastSkippedToken - The token until which was skipped (incl.) May be null.

Throws:

ParseException - In case the error is fatal and should be propagated.

onCSSUnexpectedRule

void onCSSUnexpectedRule(@Nonnull
                         Token aCurrentToken,
                         @Nonnull @Nonempty
                         String sRule,
                         @Nonnull @Nonempty
                         String sMsg)
                  throws ParseException

Called upon an unexpected rule. This happens e.g. when @import is used in the middle of the file.

Parameters:

aCurrentToken - The token that could not be interpreted. Never null.

sRule - The name of the rule. Always starts with a '@'. Neither null nor empty.

sMsg - The custom error message. Neither null nor empty.

Throws:

ParseException - In case the error is fatal and should be propagated.