java.lang.Object
- org.opencypher.tools.antlr.bnf.BNFBaseListener

All Implemented Interfaces:

org.antlr.v4.runtime.tree.ParseTreeListener, BNFListener

Direct Known Subclasses:

BNFListener
```
public class BNFBaseListener
extends Object
implements BNFListener
```
This class provides an empty implementation of BNFListener, which can be extended to create a listener which only needs to handle a subset of the available methods.

Constructor Summary

Constructors
Constructor Description

BNFBaseListener()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`enterAlternative(BNFParser.AlternativeContext ctx)`	Enter a parse tree produced by `BNFParser.alternative()`.
`void`	`enterAlternatives(BNFParser.AlternativesContext ctx)`	Enter a parse tree produced by `BNFParser.alternatives()`.
`void`	`enterBnfsymbol(BNFParser.BnfsymbolContext ctx)`	Enter a parse tree produced by `BNFParser.bnfsymbol()`.
`void`	`enterBnfsymbols(BNFParser.BnfsymbolsContext ctx)`	Enter a parse tree produced by `BNFParser.bnfsymbols()`.
`void`	`enterCharacterset(BNFParser.CharactersetContext ctx)`	Enter a parse tree produced by `BNFParser.characterset()`.
`void`	`enterDescription(BNFParser.DescriptionContext ctx)`	Enter a parse tree produced by `BNFParser.description()`.
`void`	`enterDescriptionLine(BNFParser.DescriptionLineContext ctx)`	Enter a parse tree produced by `BNFParser.descriptionLine()`.
`void`	`enterElement(BNFParser.ElementContext ctx)`	Enter a parse tree produced by `BNFParser.element()`.
`void`	`enterEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)`
`void`	`enterExclusioncharacterset(BNFParser.ExclusioncharactersetContext ctx)`	Enter a parse tree produced by `BNFParser.exclusioncharacterset()`.
`void`	`enterHeader(BNFParser.HeaderContext ctx)`	Enter a parse tree produced by `BNFParser.header()`.
`void`	`enterId(BNFParser.IdContext ctx)`	Enter a parse tree produced by `BNFParser.id()`.
`void`	`enterLhs(BNFParser.LhsContext ctx)`	Enter a parse tree produced by `BNFParser.lhs()`.
`void`	`enterListcharacterset(BNFParser.ListcharactersetContext ctx)`	Enter a parse tree produced by `BNFParser.listcharacterset()`.
`void`	`enterNamedcharacterset(BNFParser.NamedcharactersetContext ctx)`	Enter a parse tree produced by `BNFParser.namedcharacterset()`.
`void`	`enterNormaltext(BNFParser.NormaltextContext ctx)`	Enter a parse tree produced by `BNFParser.normaltext()`.
`void`	`enterOptionalitem(BNFParser.OptionalitemContext ctx)`	Enter a parse tree produced by `BNFParser.optionalitem()`.
`void`	`enterRequireditem(BNFParser.RequireditemContext ctx)`	Enter a parse tree produced by `BNFParser.requireditem()`.
`void`	`enterRhs(BNFParser.RhsContext ctx)`	Enter a parse tree produced by `BNFParser.rhs()`.
`void`	`enterRule_(BNFParser.Rule_Context ctx)`	Enter a parse tree produced by `BNFParser.rule_()`.
`void`	`enterRuleid(BNFParser.RuleidContext ctx)`	Enter a parse tree produced by `BNFParser.ruleid()`.
`void`	`enterRulelist(BNFParser.RulelistContext ctx)`	Enter a parse tree produced by `BNFParser.rulelist()`.
`void`	`enterRuleref(BNFParser.RulerefContext ctx)`	Enter a parse tree produced by `BNFParser.ruleref()`.
`void`	`enterText(BNFParser.TextContext ctx)`	Enter a parse tree produced by `BNFParser.text()`.
`void`	`exitAlternative(BNFParser.AlternativeContext ctx)`	Exit a parse tree produced by `BNFParser.alternative()`.
`void`	`exitAlternatives(BNFParser.AlternativesContext ctx)`	Exit a parse tree produced by `BNFParser.alternatives()`.
`void`	`exitBnfsymbol(BNFParser.BnfsymbolContext ctx)`	Exit a parse tree produced by `BNFParser.bnfsymbol()`.
`void`	`exitBnfsymbols(BNFParser.BnfsymbolsContext ctx)`	Exit a parse tree produced by `BNFParser.bnfsymbols()`.
`void`	`exitCharacterset(BNFParser.CharactersetContext ctx)`	Exit a parse tree produced by `BNFParser.characterset()`.
`void`	`exitDescription(BNFParser.DescriptionContext ctx)`	Exit a parse tree produced by `BNFParser.description()`.
`void`	`exitDescriptionLine(BNFParser.DescriptionLineContext ctx)`	Exit a parse tree produced by `BNFParser.descriptionLine()`.
`void`	`exitElement(BNFParser.ElementContext ctx)`	Exit a parse tree produced by `BNFParser.element()`.
`void`	`exitEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)`
`void`	`exitExclusioncharacterset(BNFParser.ExclusioncharactersetContext ctx)`	Exit a parse tree produced by `BNFParser.exclusioncharacterset()`.
`void`	`exitHeader(BNFParser.HeaderContext ctx)`	Exit a parse tree produced by `BNFParser.header()`.
`void`	`exitId(BNFParser.IdContext ctx)`	Exit a parse tree produced by `BNFParser.id()`.
`void`	`exitLhs(BNFParser.LhsContext ctx)`	Exit a parse tree produced by `BNFParser.lhs()`.
`void`	`exitListcharacterset(BNFParser.ListcharactersetContext ctx)`	Exit a parse tree produced by `BNFParser.listcharacterset()`.
`void`	`exitNamedcharacterset(BNFParser.NamedcharactersetContext ctx)`	Exit a parse tree produced by `BNFParser.namedcharacterset()`.
`void`	`exitNormaltext(BNFParser.NormaltextContext ctx)`	Exit a parse tree produced by `BNFParser.normaltext()`.
`void`	`exitOptionalitem(BNFParser.OptionalitemContext ctx)`	Exit a parse tree produced by `BNFParser.optionalitem()`.
`void`	`exitRequireditem(BNFParser.RequireditemContext ctx)`	Exit a parse tree produced by `BNFParser.requireditem()`.
`void`	`exitRhs(BNFParser.RhsContext ctx)`	Exit a parse tree produced by `BNFParser.rhs()`.
`void`	`exitRule_(BNFParser.Rule_Context ctx)`	Exit a parse tree produced by `BNFParser.rule_()`.
`void`	`exitRuleid(BNFParser.RuleidContext ctx)`	Exit a parse tree produced by `BNFParser.ruleid()`.
`void`	`exitRulelist(BNFParser.RulelistContext ctx)`	Exit a parse tree produced by `BNFParser.rulelist()`.
`void`	`exitRuleref(BNFParser.RulerefContext ctx)`	Exit a parse tree produced by `BNFParser.ruleref()`.
`void`	`exitText(BNFParser.TextContext ctx)`	Exit a parse tree produced by `BNFParser.text()`.
`void`	`visitErrorNode(org.antlr.v4.runtime.tree.ErrorNode node)`
`void`	`visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - BNFBaseListener
```
public BNFBaseListener()
```
- Method Detail
  - enterRulelist
```
public void enterRulelist(BNFParser.RulelistContext ctx)
```
    Enter a parse tree produced by BNFParser.rulelist().
    The default implementation does nothing.
    
    Specified by:
    
    enterRulelist in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRulelist
```
public void exitRulelist(BNFParser.RulelistContext ctx)
```
    Exit a parse tree produced by BNFParser.rulelist().
    The default implementation does nothing.
    
    Specified by:
    
    exitRulelist in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterHeader
```
public void enterHeader(BNFParser.HeaderContext ctx)
```
    Enter a parse tree produced by BNFParser.header().
    The default implementation does nothing.
    
    Specified by:
    
    enterHeader in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitHeader
```
public void exitHeader(BNFParser.HeaderContext ctx)
```
    Exit a parse tree produced by BNFParser.header().
    The default implementation does nothing.
    
    Specified by:
    
    exitHeader in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDescription
```
public void enterDescription(BNFParser.DescriptionContext ctx)
```
    Enter a parse tree produced by BNFParser.description().
    The default implementation does nothing.
    
    Specified by:
    
    enterDescription in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDescription
```
public void exitDescription(BNFParser.DescriptionContext ctx)
```
    Exit a parse tree produced by BNFParser.description().
    The default implementation does nothing.
    
    Specified by:
    
    exitDescription in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDescriptionLine
```
public void enterDescriptionLine(BNFParser.DescriptionLineContext ctx)
```
    Enter a parse tree produced by BNFParser.descriptionLine().
    The default implementation does nothing.
    
    Specified by:
    
    enterDescriptionLine in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDescriptionLine
```
public void exitDescriptionLine(BNFParser.DescriptionLineContext ctx)
```
    Exit a parse tree produced by BNFParser.descriptionLine().
    The default implementation does nothing.
    
    Specified by:
    
    exitDescriptionLine in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRule_
```
public void enterRule_(BNFParser.Rule_Context ctx)
```
    Enter a parse tree produced by BNFParser.rule_().
    The default implementation does nothing.
    
    Specified by:
    
    enterRule_ in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRule_
```
public void exitRule_(BNFParser.Rule_Context ctx)
```
    Exit a parse tree produced by BNFParser.rule_().
    The default implementation does nothing.
    
    Specified by:
    
    exitRule_ in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLhs
```
public void enterLhs(BNFParser.LhsContext ctx)
```
    Enter a parse tree produced by BNFParser.lhs().
    The default implementation does nothing.
    
    Specified by:
    
    enterLhs in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLhs
```
public void exitLhs(BNFParser.LhsContext ctx)
```
    Exit a parse tree produced by BNFParser.lhs().
    The default implementation does nothing.
    
    Specified by:
    
    exitLhs in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRhs
```
public void enterRhs(BNFParser.RhsContext ctx)
```
    Enter a parse tree produced by BNFParser.rhs().
    The default implementation does nothing.
    
    Specified by:
    
    enterRhs in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRhs
```
public void exitRhs(BNFParser.RhsContext ctx)
```
    Exit a parse tree produced by BNFParser.rhs().
    The default implementation does nothing.
    
    Specified by:
    
    exitRhs in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterBnfsymbols
```
public void enterBnfsymbols(BNFParser.BnfsymbolsContext ctx)
```
    Enter a parse tree produced by BNFParser.bnfsymbols().
    The default implementation does nothing.
    
    Specified by:
    
    enterBnfsymbols in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitBnfsymbols
```
public void exitBnfsymbols(BNFParser.BnfsymbolsContext ctx)
```
    Exit a parse tree produced by BNFParser.bnfsymbols().
    The default implementation does nothing.
    
    Specified by:
    
    exitBnfsymbols in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAlternatives
```
public void enterAlternatives(BNFParser.AlternativesContext ctx)
```
    Enter a parse tree produced by BNFParser.alternatives().
    The default implementation does nothing.
    
    Specified by:
    
    enterAlternatives in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAlternatives
```
public void exitAlternatives(BNFParser.AlternativesContext ctx)
```
    Exit a parse tree produced by BNFParser.alternatives().
    The default implementation does nothing.
    
    Specified by:
    
    exitAlternatives in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAlternative
```
public void enterAlternative(BNFParser.AlternativeContext ctx)
```
    Enter a parse tree produced by BNFParser.alternative().
    The default implementation does nothing.
    
    Specified by:
    
    enterAlternative in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAlternative
```
public void exitAlternative(BNFParser.AlternativeContext ctx)
```
    Exit a parse tree produced by BNFParser.alternative().
    The default implementation does nothing.
    
    Specified by:
    
    exitAlternative in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterElement
```
public void enterElement(BNFParser.ElementContext ctx)
```
    Enter a parse tree produced by BNFParser.element().
    The default implementation does nothing.
    
    Specified by:
    
    enterElement in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitElement
```
public void exitElement(BNFParser.ElementContext ctx)
```
    Exit a parse tree produced by BNFParser.element().
    The default implementation does nothing.
    
    Specified by:
    
    exitElement in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterOptionalitem
```
public void enterOptionalitem(BNFParser.OptionalitemContext ctx)
```
    Enter a parse tree produced by BNFParser.optionalitem().
    The default implementation does nothing.
    
    Specified by:
    
    enterOptionalitem in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitOptionalitem
```
public void exitOptionalitem(BNFParser.OptionalitemContext ctx)
```
    Exit a parse tree produced by BNFParser.optionalitem().
    The default implementation does nothing.
    
    Specified by:
    
    exitOptionalitem in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRequireditem
```
public void enterRequireditem(BNFParser.RequireditemContext ctx)
```
    Enter a parse tree produced by BNFParser.requireditem().
    The default implementation does nothing.
    
    Specified by:
    
    enterRequireditem in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRequireditem
```
public void exitRequireditem(BNFParser.RequireditemContext ctx)
```
    Exit a parse tree produced by BNFParser.requireditem().
    The default implementation does nothing.
    
    Specified by:
    
    exitRequireditem in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterText
```
public void enterText(BNFParser.TextContext ctx)
```
    Enter a parse tree produced by BNFParser.text().
    The default implementation does nothing.
    
    Specified by:
    
    enterText in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitText
```
public void exitText(BNFParser.TextContext ctx)
```
    Exit a parse tree produced by BNFParser.text().
    The default implementation does nothing.
    
    Specified by:
    
    exitText in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterId
```
public void enterId(BNFParser.IdContext ctx)
```
    Enter a parse tree produced by BNFParser.id().
    The default implementation does nothing.
    
    Specified by:
    
    enterId in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitId
```
public void exitId(BNFParser.IdContext ctx)
```
    Exit a parse tree produced by BNFParser.id().
    The default implementation does nothing.
    
    Specified by:
    
    exitId in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterCharacterset
```
public void enterCharacterset(BNFParser.CharactersetContext ctx)
```
    Enter a parse tree produced by BNFParser.characterset().
    The default implementation does nothing.
    
    Specified by:
    
    enterCharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitCharacterset
```
public void exitCharacterset(BNFParser.CharactersetContext ctx)
```
    Exit a parse tree produced by BNFParser.characterset().
    The default implementation does nothing.
    
    Specified by:
    
    exitCharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNormaltext
```
public void enterNormaltext(BNFParser.NormaltextContext ctx)
```
    Enter a parse tree produced by BNFParser.normaltext().
    The default implementation does nothing.
    
    Specified by:
    
    enterNormaltext in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNormaltext
```
public void exitNormaltext(BNFParser.NormaltextContext ctx)
```
    Exit a parse tree produced by BNFParser.normaltext().
    The default implementation does nothing.
    
    Specified by:
    
    exitNormaltext in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNamedcharacterset
```
public void enterNamedcharacterset(BNFParser.NamedcharactersetContext ctx)
```
    Enter a parse tree produced by BNFParser.namedcharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    enterNamedcharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNamedcharacterset
```
public void exitNamedcharacterset(BNFParser.NamedcharactersetContext ctx)
```
    Exit a parse tree produced by BNFParser.namedcharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    exitNamedcharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExclusioncharacterset
```
public void enterExclusioncharacterset(BNFParser.ExclusioncharactersetContext ctx)
```
    Enter a parse tree produced by BNFParser.exclusioncharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    enterExclusioncharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExclusioncharacterset
```
public void exitExclusioncharacterset(BNFParser.ExclusioncharactersetContext ctx)
```
    Exit a parse tree produced by BNFParser.exclusioncharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    exitExclusioncharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterListcharacterset
```
public void enterListcharacterset(BNFParser.ListcharactersetContext ctx)
```
    Enter a parse tree produced by BNFParser.listcharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    enterListcharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitListcharacterset
```
public void exitListcharacterset(BNFParser.ListcharactersetContext ctx)
```
    Exit a parse tree produced by BNFParser.listcharacterset().
    The default implementation does nothing.
    
    Specified by:
    
    exitListcharacterset in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRuleref
```
public void enterRuleref(BNFParser.RulerefContext ctx)
```
    Enter a parse tree produced by BNFParser.ruleref().
    The default implementation does nothing.
    
    Specified by:
    
    enterRuleref in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRuleref
```
public void exitRuleref(BNFParser.RulerefContext ctx)
```
    Exit a parse tree produced by BNFParser.ruleref().
    The default implementation does nothing.
    
    Specified by:
    
    exitRuleref in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRuleid
```
public void enterRuleid(BNFParser.RuleidContext ctx)
```
    Enter a parse tree produced by BNFParser.ruleid().
    The default implementation does nothing.
    
    Specified by:
    
    enterRuleid in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRuleid
```
public void exitRuleid(BNFParser.RuleidContext ctx)
```
    Exit a parse tree produced by BNFParser.ruleid().
    The default implementation does nothing.
    
    Specified by:
    
    exitRuleid in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterBnfsymbol
```
public void enterBnfsymbol(BNFParser.BnfsymbolContext ctx)
```
    Enter a parse tree produced by BNFParser.bnfsymbol().
    The default implementation does nothing.
    
    Specified by:
    
    enterBnfsymbol in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - exitBnfsymbol
```
public void exitBnfsymbol(BNFParser.BnfsymbolContext ctx)
```
    Exit a parse tree produced by BNFParser.bnfsymbol().
    The default implementation does nothing.
    
    Specified by:
    
    exitBnfsymbol in interface BNFListener
    
    Parameters:
    
    ctx - the parse tree
  - enterEveryRule
```
public void enterEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)
```
    The default implementation does nothing.
    
    Specified by:
    
    enterEveryRule in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - exitEveryRule
```
public void exitEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)
```
    The default implementation does nothing.
    
    Specified by:
    
    exitEveryRule in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - visitTerminal
```
public void visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)
```
    The default implementation does nothing.
    
    Specified by:
    
    visitTerminal in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - visitErrorNode
```
public void visitErrorNode(org.antlr.v4.runtime.tree.ErrorNode node)
```
    The default implementation does nothing.
    
    Specified by:
    
    visitErrorNode in interface org.antlr.v4.runtime.tree.ParseTreeListener

Class BNFBaseListener

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

BNFBaseListener

Method Detail

enterRulelist

exitRulelist

enterHeader

exitHeader

enterDescription

exitDescription

enterDescriptionLine

exitDescriptionLine

enterRule_

exitRule_

enterLhs

exitLhs

enterRhs

exitRhs

enterBnfsymbols

exitBnfsymbols

enterAlternatives

exitAlternatives

enterAlternative

exitAlternative

enterElement

exitElement

enterOptionalitem

exitOptionalitem

enterRequireditem

exitRequireditem

enterText

exitText

enterId

exitId

enterCharacterset

exitCharacterset

enterNormaltext

exitNormaltext

enterNamedcharacterset

exitNamedcharacterset

enterExclusioncharacterset

exitExclusioncharacterset

enterListcharacterset

exitListcharacterset

enterRuleref

exitRuleref

enterRuleid

exitRuleid

enterBnfsymbol

exitBnfsymbol

enterEveryRule

exitEveryRule

visitTerminal

visitErrorNode