Class SqlQueryGeneratorFactory

java.lang.Object

dimstyl.orm.internal.sql.generator.SqlQueryGeneratorFactory

public final class SqlQueryGeneratorFactory
extends Object

Factory class for retrieving instances of SQL query generators based on the specified SQL operation.

This factory provides a centralized way to obtain the appropriate SqlQueryGenerator instance based on the given SqlOperation. It supports operations such as:

• CREATE_TABLE - Uses DatabaseSchemaGenerator.INSTANCE
• SELECT_ALL - Uses SelectAllQueryGenerator.INSTANCE
• DELETE_BY_ID - Uses DeleteByIdQueryGenerator.INSTANCE

Constructor Summary

Constructors

Modifier	Constructor	Description
private	SqlQueryGeneratorFactory()	Private constructor to prevent instantiation of the factory class.

Method Summary

Modifier and Type	Method	Description
static <K, T extends Metadata> SqlQueryGenerator<K,T>	getGenerator(SqlOperation sqlOperation)	Retrieves the appropriate SQL query generator based on the provided SQL operation.

Methods inherited from class java.lang.Object

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

Constructor Details

SqlQueryGeneratorFactory

private SqlQueryGeneratorFactory()

Private constructor to prevent instantiation of the factory class.

Method Details

getGenerator

public static <K,
T extends Metadata>
SqlQueryGenerator<K,T> getGenerator(SqlOperation sqlOperation)

Retrieves the appropriate SQL query generator based on the provided SQL operation.

Type Parameters:

K - The type of the result produced by the query generator.

T - The type of metadata used in query generation, extending Metadata.

Parameters:

sqlOperation - The SQL operation for which a generator is needed.

Returns:

An instance of SqlQueryGenerator corresponding to the given SqlOperation.