Package org.antlr.v4.runtime.tree
Interface ParseTreeListener
- All Known Implementing Classes:
Parser.TraceListener
,Parser.TrimToSizeListener
public interface ParseTreeListener
This interface describes the minimal core of methods triggered
by
ParseTreeWalker
. E.g.,
ParseTreeWalker walker = new ParseTreeWalker();
walker.walk(myParseTreeListener, myParseTree); ← triggers events in your listener
If you want to trigger events in multiple listeners during a single
tree walk, you can use the ParseTreeDispatcher object available at
https://github.com/antlr/antlr4/issues/841-
Method Summary
Modifier and TypeMethodDescriptionvoid
void
void
visitErrorNode
(ErrorNode node) void
visitTerminal
(TerminalNode node)
-
Method Details
-
visitTerminal
-
visitErrorNode
-
enterEveryRule
-
exitEveryRule
-