Package org.pgcodekeeper.core.database.ch.parser

Class ChOverridesListener

java.lang.Object

org.pgcodekeeper.core.database.base.parser.CustomParserListener<ChDatabase>

org.pgcodekeeper.core.database.ch.parser.ChOverridesListener

All Implemented Interfaces:

AntlrContextProcessor<CHParser.Ch_fileContext>, IChContextProcessor

public final class ChOverridesListener
extends CustomParserListener<ChDatabase>
implements IChContextProcessor

ANTLR listener for processing ClickHouse SQL statements with override support. Handles privilege statements and applies statement overrides.

Constructor Summary

Constructors

Constructor	Description
ChOverridesListener(ChDatabase database, String filename, ParserListenerMode mode, DiffSettings diffSettings, Map<AbstractStatement,StatementOverride> overrides)	Creates a new listener for ClickHouse SQL with override support.

Method Summary

Modifier and Type	Method	Description
void	process(CHParser.Ch_fileContext rootCtx, org.antlr.v4.runtime.CommonTokenStream stream)	Processes the complete ClickHouse SQL file context.

Methods inherited from class org.pgcodekeeper.core.database.base.parser.CustomParserListener

getMonitor, getSettings, handleUnresolvedReference

Methods inherited from class java.lang.Object

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

Constructor Details

ChOverridesListener

public ChOverridesListener(ChDatabase database,
 String filename,
 ParserListenerMode mode,
 DiffSettings diffSettings,
 Map<AbstractStatement,StatementOverride> overrides)

Creates a new listener for ClickHouse SQL with override support.

Parameters:

database - the target database schema

filename - name of the file being parsed

mode - parsing mode

diffSettings - unified context object containing settings, monitor, and error accumulator

overrides - map of statement overrides to apply

Method Details

process

public void process(CHParser.Ch_fileContext rootCtx,
 org.antlr.v4.runtime.CommonTokenStream stream)

Processes the complete ClickHouse SQL file context. Extracts and processes all queries in the file.

Specified by:

process in interface AntlrContextProcessor<CHParser.Ch_fileContext>

Parameters:

rootCtx - the root file context from ANTLR parser

stream - the token stream associated with the context