Package org.apache.cassandra.cql3

Class ErrorCollector

  • All Implemented Interfaces:
    ErrorListener
    public final class ErrorCollector
extends java.lang.Object
implements ErrorListener
    ErrorListener that collect and enhance the errors send by the CQL lexer and parser.

    • Constructor Summary

      Constructors 
      Constructor Description
      ErrorCollector​(java.lang.String query)
      Creates a new ErrorCollector instance to collect the syntax errors associated to the specified CQL query.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void syntaxError​(org.antlr.runtime.BaseRecognizer recognizer, java.lang.String errorMsg)
      Invoked when a syntax error with a specified message occurs.
      void syntaxError​(org.antlr.runtime.BaseRecognizer recognizer, java.lang.String[] tokenNames, org.antlr.runtime.RecognitionException e)
      Invoked when a syntax error occurs.
      void throwFirstSyntaxError()
      Throws the first syntax error found by the lexer or the parser if it exists.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • ErrorCollector

        public ErrorCollector​(java.lang.String query)
        Creates a new ErrorCollector instance to collect the syntax errors associated to the specified CQL query.
        Parameters:
        query - the CQL query that will be parsed

    • Method Detail

      • syntaxError

        public void syntaxError​(org.antlr.runtime.BaseRecognizer recognizer,
                        java.lang.String[] tokenNames,
                        org.antlr.runtime.RecognitionException e)
        Invoked when a syntax error occurs.
        Specified by:
        syntaxError in interface ErrorListener
        Parameters:
        recognizer - the parser or lexer that emitted the error
        tokenNames - the token names
        e - the exception

      • syntaxError

        public void syntaxError​(org.antlr.runtime.BaseRecognizer recognizer,
                        java.lang.String errorMsg)
        Invoked when a syntax error with a specified message occurs.
        Specified by:
        syntaxError in interface ErrorListener
        Parameters:
        recognizer - the parser or lexer that emitted the error
        errorMsg - the error message

      • throwFirstSyntaxError

        public void throwFirstSyntaxError()
                           throws SyntaxException
        Throws the first syntax error found by the lexer or the parser if it exists.
        Throws:
        SyntaxException - the syntax error.