Package org.pgcodekeeper.core.database.pg.parser

Class PgCustomParserListener

java.lang.Object

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

org.pgcodekeeper.core.database.pg.parser.PgCustomParserListener

All Implemented Interfaces:

AntlrContextProcessor<SQLParser.SqlContext>, IPgContextProcessor

public final class PgCustomParserListener
extends CustomParserListener<PgDatabase>
implements IPgContextProcessor

Custom ANTLR listener for parsing PostgreSQL SQL statements. Processes CREATE, ALTER, DROP statements and builds database schema model.

Constructor Summary

Constructors

Constructor	Description
PgCustomParserListener(PgDatabase database, String filename, ParserListenerMode mode, DiffSettings diffSettings, Queue<AntlrTask<?>> antlrTasks)	Creates a new PostgreSQL SQL parser listener.

Method Summary

Modifier and Type	Method	Description
void	process(SQLParser.SqlContext rootCtx, org.antlr.v4.runtime.CommonTokenStream stream)	Processes the complete SQL file context.
void	statement(SQLParser.StatementContext statement, org.antlr.v4.runtime.CommonTokenStream stream)	Processes a single SQL statement.

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

PgCustomParserListener

public PgCustomParserListener(PgDatabase database,
 String filename,
 ParserListenerMode mode,
 DiffSettings diffSettings,
 Queue<AntlrTask<?>> antlrTasks)

Creates a new PostgreSQL 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

antlrTasks - queue for asynchronous parsing tasks

Method Details

process

public void process(SQLParser.SqlContext rootCtx,
 org.antlr.v4.runtime.CommonTokenStream stream)

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

Specified by:

process in interface AntlrContextProcessor<SQLParser.SqlContext>

Parameters:

rootCtx - the root file context from ANTLR parser

stream - the token stream associated with the context

statement

public void statement(SQLParser.StatementContext statement,
 org.antlr.v4.runtime.CommonTokenStream stream)

Processes a single SQL statement. Routes to appropriate handler based on statement type.

Parameters:

statement - the statement context to process

stream - the token stream for the statement