Package org.pgcodekeeper.core.sql

Class Keyword

java.lang.Object

org.pgcodekeeper.core.sql.Keyword

public class Keyword
extends Object

PostgreSQL keyword classification and management. Contains complete PostgreSQL keyword dictionary with categories and label information.

KEYWORDS list maintenance:

1. Copy code from kwlist.h, use your desired stable branch with actual version of postgres.
2. Paste it into addKeywords(Map), replacing the code there.
3. In pasted code, replace PG_KEYWORD\(("\w+"), \w+, (\w+), (\w+)\) by addKw\(map, $1, $2, $3\); using regular expressions.

Author:

levsha_aa

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	Keyword.KeywordCategory	PostgreSQL keyword categories based on parser classification.
static enum	Keyword.LabelCategory	Label categories for keyword usage in different contexts.

Field Summary

Fields

Modifier and Type	Field	Description
static final Map<String,Keyword>	KEYWORDS

Constructor Summary

Constructors

Constructor	Description
Keyword(String keyword, Keyword.KeywordCategory category, Keyword.LabelCategory labelCategory)	Creates a new keyword with specified properties.

Method Summary

Modifier and Type	Method	Description
static String	getAllTokensByGroups()	Generates a formatted string containing all SQL keywords organized by categories in token format suitable for lexer grammar files.
static String	getAllWordsByGroups()	Generates a formatted string containing all SQL keywords organized by categories.
Keyword.KeywordCategory	getCategory()
String	getKeyword()
Keyword.LabelCategory	getLabelCategory()

Methods inherited from class java.lang.Object

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

Field Details

KEYWORDS

public static final Map<String,Keyword> KEYWORDS

Constructor Details

Keyword

public Keyword(String keyword,
 Keyword.KeywordCategory category,
 Keyword.LabelCategory labelCategory)

Creates a new keyword with specified properties.

Parameters:

keyword - the keyword string

category - the keyword category

labelCategory - the label category

Method Details

getKeyword

public String getKeyword()

getCategory

public Keyword.KeywordCategory getCategory()

getLabelCategory

public Keyword.LabelCategory getLabelCategory()

getAllTokensByGroups

public static String getAllTokensByGroups()

Generates a formatted string containing all SQL keywords organized by categories in token format suitable for lexer grammar files. Keywords are grouped by category with section headers and alphabetically sorted within each category.

Returns:

a formatted string with keywords in token format (e.g., "KEYWORD: 'KEYWORD';")

getAllWordsByGroups

public static String getAllWordsByGroups()

Generates a formatted string containing all SQL keywords organized by categories. Keywords are grouped by category with section headers and includes a separate section for bare label keywords.

Returns:

a formatted string with keywords organized by categories in list format