jess
Class ParseException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          jess.JessException
              jess.ParseException

All Implemented Interfaces:

java.io.Serializable

public class ParseException
extends JessException

An error during parsing. These are used extensively in the JessDE editor.

(C) 2013 Sandia Corporation

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Serialized Form

Field Summary

static int	ADVICE First advice
static int	ADVICE_COULD_BE_FUNCTION This could be a nil list, but it also could be a function call.
static int	INVALID_DECLARAND A semantic error has been detected in the input.
static int	SEMANTIC_ERROR A semantic error has been detected in the input.
static int	SYNTAX_ERROR A syntax error has been detected in the input.
static int	WARNING_IMPLIED_DEFTEMPLATE An implied ordered deftemplate has been created.
static int	WARNING_NO_SUCH_SLOT An invalid slot name was seen in a pattern.
static int	WARNING_REDEFINITION A rule or query is being redefined, perhaps inadvertently
static int	WARNING_UNDEFINED_DEFGLOBAL An undefined defglobal was referenced.
static int	WARNING_UNDEFINED_DEFQUERY An undefined defquery is invoked.
static int	WARNING_UNDEFINED_FUNCTION An unknown funtion name was seen.

Fields inherited from class jess.JessException

CLASS_NOT_FOUND, GENERAL_ERROR, NO_ERROR

Method Summary

java.lang.String[]	getAlternatives() Returns an array of valid tokens that would have been accepted in place of the error token.
Named	getConstruct() If the parser is parsing a construct when the error occurred, then the partially-built construct will be returned; otherwise, this method returns null.
JessToken	getErrorToken() Returns the token at which the error was detected
java.lang.String	getFilename() Returns the name of the file in which the error was detected, if known; otherwise returns null.
boolean	isAdvice()

Methods inherited from class jess.JessException

getCause, getContext, getData, getDetail, getErrorCode, getExecutionContext, getLineNumber, getProgramText, getRoutine, setErrorCode, setFilename, toString

Methods inherited from class java.lang.Throwable

fillInStackTrace, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace

Methods inherited from class java.lang.Object

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

Field Detail

SYNTAX_ERROR

public static final int SYNTAX_ERROR

A syntax error has been detected in the input.

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Constant Field Values

SEMANTIC_ERROR

public static final int SEMANTIC_ERROR

A semantic error has been detected in the input.

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Constant Field Values

INVALID_DECLARAND

public static final int INVALID_DECLARAND

A semantic error has been detected in the input.

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Constant Field Values

WARNING_IMPLIED_DEFTEMPLATE

public static final int WARNING_IMPLIED_DEFTEMPLATE

An implied ordered deftemplate has been created.

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Constant Field Values

WARNING_UNDEFINED_FUNCTION

public static final int WARNING_UNDEFINED_FUNCTION

An unknown funtion name was seen.

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Constant Field Values

WARNING_UNDEFINED_DEFGLOBAL

public static final int WARNING_UNDEFINED_DEFGLOBAL

An undefined defglobal was referenced.

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Constant Field Values

WARNING_UNDEFINED_DEFQUERY

public static final int WARNING_UNDEFINED_DEFQUERY

An undefined defquery is invoked.

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Constant Field Values

WARNING_NO_SUCH_SLOT

public static final int WARNING_NO_SUCH_SLOT

An invalid slot name was seen in a pattern.

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Constant Field Values

WARNING_REDEFINITION

public static final int WARNING_REDEFINITION

A rule or query is being redefined, perhaps inadvertently

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Constant Field Values

ADVICE

public static final int ADVICE

First advice

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Constant Field Values

ADVICE_COULD_BE_FUNCTION

public static final int ADVICE_COULD_BE_FUNCTION

This could be a nil list, but it also could be a function call.

See Also:

Constant Field Values

Method Detail

getErrorToken

public JessToken getErrorToken()

Returns the token at which the error was detected

Returns:

the token

getAlternatives

public java.lang.String[] getAlternatives()

Returns an array of valid tokens that would have been accepted in place of the error token.

Returns:

an array of strings

See Also:

getErrorToken()

getConstruct

public Named getConstruct()

If the parser is parsing a construct when the error occurred, then the partially-built construct will be returned; otherwise, this method returns null.

Returns:

a partially built construct, or null

isAdvice

public boolean isAdvice()

getFilename

public java.lang.String getFilename()

Returns the name of the file in which the error was detected, if known; otherwise returns null.

Overrides:

getFilename in class JessException

Returns:

a filename, or null