Package org.pgcodekeeper.core.parsers.antlr.base

Class ScriptParser

java.lang.Object

org.pgcodekeeper.core.parsers.antlr.base.ScriptParser

public final class ScriptParser
extends Object

Parses and analyzes SQL scripts, detecting dangerous statements and syntax errors. Provides access to parsed script batches and validation results.

Constructor Summary

Constructors

Constructor	Description
ScriptParser(String name, String script, ISettings settings)	Creates a new script parser and immediately processes the script.

Method Summary

Modifier and Type	Method	Description
List<PgObjLocation>	batch()	Gets the parsed script batches (statements).
Set<DangerStatement>	getDangerDdl(Collection<DangerStatement> allowedDangers)	Gets the set of dangerous DDL statements not in the allowed set.
String	getErrorMessage()	Gets a formatted error message if parsing encountered errors.
String	getScript()
boolean	isDangerDdl(Collection<DangerStatement> allowedDangers)	Checks if the script contains dangerous DDL statements not in the allowed set.

Methods inherited from class java.lang.Object

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

Constructor Details

ScriptParser

public ScriptParser(String name,
 String script,
 ISettings settings)
             throws IOException,
InterruptedException

Creates a new script parser and immediately processes the script.

Parameters:

name - name of the script (for error reporting)

script - the SQL script content to parse

settings - application settings to use for parsing

Throws:

IOException - if there's an error reading the script

InterruptedException - if parsing is interrupted

Method Details

batch

public List<PgObjLocation> batch()

Gets the parsed script batches (statements).

Returns:

list of parsed statement locations and metadata

isDangerDdl

public boolean isDangerDdl(Collection<DangerStatement> allowedDangers)

Checks if the script contains dangerous DDL statements not in the allowed set.

Parameters:

allowedDangers - collection of dangerous statements that are permitted

Returns:

true if script contains unapproved dangerous statements

getDangerDdl

public Set<DangerStatement> getDangerDdl(Collection<DangerStatement> allowedDangers)

Gets the set of dangerous DDL statements not in the allowed set.

Parameters:

allowedDangers - collection of dangerous statements that are permitted

Returns:

set of unapproved dangerous statements found in script

getErrorMessage

public String getErrorMessage()

Gets a formatted error message if parsing encountered errors.

Returns:

formatted error message string, or null if no errors

getScript

public String getScript()