Package org.pgcodekeeper.core.parsers.antlr.pg

Class CustomSQLParserListener

java.lang.Object

org.pgcodekeeper.core.parsers.antlr.base.CustomParserListener<PgDatabase>

org.pgcodekeeper.core.parsers.antlr.pg.CustomSQLParserListener

All Implemented Interfaces:

AntlrContextProcessor<SQLParser.SqlContext>, SqlContextProcessor

public final class CustomSQLParserListener
extends CustomParserListener<PgDatabase>
implements SqlContextProcessor

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

Constructor Summary

Constructors

Constructor	Description
CustomSQLParserListener(PgDatabase database, String filename, ParserListenerMode mode, List<Object> errors, Queue<AntlrTask<?>> antlrTasks, IMonitor monitor, ISettings settings)	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.parsers.antlr.base.CustomParserListener

handleUnresolvedReference

Methods inherited from class java.lang.Object

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

Constructor Details

CustomSQLParserListener

public CustomSQLParserListener(PgDatabase database,
 String filename,
 ParserListenerMode mode,
 List<Object> errors,
 Queue<AntlrTask<?>> antlrTasks,
 IMonitor monitor,
 ISettings settings)

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

errors - list to collect parsing errors

antlrTasks - queue for asynchronous parsing tasks

monitor - progress monitor for cancellation support

settings - application settings

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