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

Class ChCustomParserListener

java.lang.Object

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

org.pgcodekeeper.core.database.ch.parser.ChCustomParserListener

All Implemented Interfaces:

AntlrContextProcessor<CHParser.Ch_fileContext>, IChContextProcessor

public final class ChCustomParserListener
extends CustomParserListener<ChDatabase>
implements IChContextProcessor

Custom ANTLR listener for parsing ClickHouse SQL statements. Processes CREATE, ALTER, DROP statements and privilege grants, building a database schema model from the parsed statements.

Constructor Summary

Constructors

Constructor	Description
ChCustomParserListener(ChDatabase database, String filename, ParserListenerMode mode, DiffSettings diffSettings)	Creates a new ClickHouse SQL parser listener.

Method Summary

Modifier and Type	Method	Description
void	process(CHParser.Ch_fileContext rootCtx, org.antlr.v4.runtime.CommonTokenStream stream)	Processes the ANTLR parser rule context with the given token stream

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

ChCustomParserListener

public ChCustomParserListener(ChDatabase database,
 String filename,
 ParserListenerMode mode,
 DiffSettings diffSettings)

Creates a new ClickHouse SQL parser listener.

Parameters:

database - the target database schema to populate

filename - name of the file being parsed

mode - parsing mode

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

Method Details

process

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

Description copied from interface: AntlrContextProcessor

Processes the ANTLR parser rule context with the given token stream

Specified by:

process in interface AntlrContextProcessor<CHParser.Ch_fileContext>

Parameters:

rootCtx - the root parser rule context to process

stream - the token stream associated with the context