Class Db2DatabaseConfiguration

java.lang.Object

io.nflow.engine.config.db.DatabaseConfiguration

io.nflow.engine.config.db.Db2DatabaseConfiguration

@Profile("nflow.db.db2")
@Configuration
public class Db2DatabaseConfiguration
extends DatabaseConfiguration

Configuration for DB2 database. Note: tested only using DB2 Express-C (Docker: ibmcom/db2express-c).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Db2DatabaseConfiguration.Db2SQLVariants	SQL variants optimized for DB2.

Field Summary

Fields inherited from class DatabaseConfiguration

NFLOW_DATABASE_INITIALIZER

Modifier and Type	Field	Description
static final String	NFLOW_DATABASE_INITIALIZER	Name of the nFlow database initializer bean.

Constructor Summary

Constructors

Constructor	Description
Db2DatabaseConfiguration()	Create a new instance.

Method Summary

Modifier and Type	Method	Description
protected void	checkDatabaseConfiguration(Environment env, DataSource dataSource)	Checks that the database is configured as nFlow expects.
io.nflow.engine.internal.storage.db.SQLVariants	sqlVariants(Environment env)	Creates the SQL variants for the database.

Methods inherited from class DatabaseConfiguration

getDbType, nflowDatabaseInitializer, nflowDatasource, nflowDatasource, nflowJdbcTemplate, nflowNamedParameterJdbcTemplate, nflowTransactionTemplate, property, property

Modifier and Type	Method	Description
String	getDbType()	Return the type of the database.
io.nflow.engine.internal.storage.db.DatabaseInitializer	nflowDatabaseInitializer(DataSource dataSource, Environment env)	Creates the nFlow database initializer.
DataSource	nflowDatasource(Environment env, Object metricRegistry)
DataSource	nflowDatasource(Environment env, BeanFactory appCtx)	Creates the datasource bean for nFlow.
JdbcTemplate	nflowJdbcTemplate(DataSource nflowDataSource)	Creates a JDBC template using nFlow datasource.
NamedParameterJdbcTemplate	nflowNamedParameterJdbcTemplate(DataSource nflowDataSource)	Creates a named parameter JDBC template using nFlow datasource.
TransactionTemplate	nflowTransactionTemplate(PlatformTransactionManager platformTransactionManager)	Creates a transaction template.
protected String	property(Environment env, String key)	Get a database configuration string property from the environment, or if the generic property is not defined, the property based on the database type.
protected <T> T	property(Environment env, String key, Class<T> type)	Get the database configuration property of given type from the environment, or if the generic property is not defined, the property based on the database type.

Methods inherited from class Object

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

Constructor Details

Db2DatabaseConfiguration

public Db2DatabaseConfiguration()

Create a new instance.

Method Details

sqlVariants

@Bean
public io.nflow.engine.internal.storage.db.SQLVariants sqlVariants(Environment env)

Creates the SQL variants for the database.

Specified by:

sqlVariants in class DatabaseConfiguration

Parameters:

env - The Spring environment.

Returns:

SQL variants optimized for the database.

checkDatabaseConfiguration

protected void checkDatabaseConfiguration(Environment env,
 DataSource dataSource)

Description copied from class: DatabaseConfiguration

Checks that the database is configured as nFlow expects.

Overrides:

checkDatabaseConfiguration in class DatabaseConfiguration

Parameters:

env - The Spring environment.

dataSource - The nFlow datasource.