Package org.h2.bnf

Class RuleExtension

  • All Implemented Interfaces:
    Rule

    public class RuleExtension
    extends java.lang.Object
    implements Rule
    Represents a non-standard syntax.
    • Field Summary

      Fields 
      Modifier and Type Field Description
      private boolean compatibility  
      private boolean mapSet  
      private Rule rule  
    • Constructor Summary

      Constructors 
      Constructor Description
      RuleExtension​(Rule rule, boolean compatibility)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void accept​(BnfVisitor visitor)
      Call the visit method in the given visitor.
      boolean autoComplete​(Sentence sentence)
      Add the next possible token(s).
      void setLinks​(java.util.HashMap<java.lang.String,​RuleHead> ruleMap)
      Update cross references.
      java.lang.String toString()  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    • Field Detail

      • rule

        private final Rule rule
      • compatibility

        private final boolean compatibility
      • mapSet

        private boolean mapSet
    • Constructor Detail

      • RuleExtension

        public RuleExtension​(Rule rule,
                             boolean compatibility)
    • Method Detail

      • accept

        public void accept​(BnfVisitor visitor)
        Description copied from interface: Rule
        Call the visit method in the given visitor.
        Specified by:
        accept in interface Rule
        Parameters:
        visitor - the visitor
      • setLinks

        public void setLinks​(java.util.HashMap<java.lang.String,​RuleHead> ruleMap)
        Description copied from interface: Rule
        Update cross references.
        Specified by:
        setLinks in interface Rule
        Parameters:
        ruleMap - the reference map
      • autoComplete

        public boolean autoComplete​(Sentence sentence)
        Description copied from interface: Rule
        Add the next possible token(s). If there was a match, the query in the sentence is updated (the matched token is removed).
        Specified by:
        autoComplete in interface Rule
        Parameters:
        sentence - the sentence context
        Returns:
        true if a full match
      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object