com.espertech.esper.epl.parse
Class ExceptionConvertor

java.lang.Object
  com.espertech.esper.epl.parse.ExceptionConvertor

public class ExceptionConvertor
extends java.lang.Object

Converts recognition exceptions.

Field Summary

protected static java.lang.String

END_OF_INPUT_TEXT

Constructor Summary

ExceptionConvertor()

Method Summary

static UniformPair<java.lang.String>	convert(org.antlr.v4.runtime.RecognitionException e, java.lang.String expression, boolean addPleaseCheck, EsperEPL2GrammarParser parser) Converts from a syntax error to a nice exception.
static PropertyAccessException	convertProperty(org.antlr.v4.runtime.RecognitionException e, java.lang.String expression, boolean addPleaseCheck, EsperEPL2GrammarParser parser) Converts from a syntax error to a nice property exception.
static EPStatementSyntaxException	convertStatement(org.antlr.v4.runtime.RecognitionException e, java.lang.String expression, boolean addPleaseCheck, EsperEPL2GrammarParser parser) Converts from a syntax error to a nice statement exception.

Methods inherited from class java.lang.Object

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

Field Detail

END_OF_INPUT_TEXT

protected static final java.lang.String END_OF_INPUT_TEXT

See Also:

Constant Field Values

Constructor Detail

ExceptionConvertor

public ExceptionConvertor()

Method Detail

convertStatement

public static EPStatementSyntaxException convertStatement(org.antlr.v4.runtime.RecognitionException e,
                                                          java.lang.String expression,
                                                          boolean addPleaseCheck,
                                                          EsperEPL2GrammarParser parser)

Converts from a syntax error to a nice statement exception.

Parameters:

e - is the syntax error

expression - is the expression text

parser - the parser that parsed the expression

addPleaseCheck - indicates to add "please check" paraphrases

Returns:

syntax exception

convertProperty

public static PropertyAccessException convertProperty(org.antlr.v4.runtime.RecognitionException e,
                                                      java.lang.String expression,
                                                      boolean addPleaseCheck,
                                                      EsperEPL2GrammarParser parser)

Converts from a syntax error to a nice property exception.

Parameters:

e - is the syntax error

expression - is the expression text

parser - the parser that parsed the expression

addPleaseCheck - indicates to add "please check" paraphrases

Returns:

syntax exception

convert

public static UniformPair<java.lang.String> convert(org.antlr.v4.runtime.RecognitionException e,
                                                    java.lang.String expression,
                                                    boolean addPleaseCheck,
                                                    EsperEPL2GrammarParser parser)

Converts from a syntax error to a nice exception.

Parameters:

e - is the syntax error

expression - is the expression text

parser - the parser that parsed the expression

addPleaseCheck - indicates to add "please check" paraphrases

Returns:

syntax exception