PersistenceUnitInfoBean.DataSourceProvider (Helidon Project 2.6.13 API)

Enclosing class:

PersistenceUnitInfoBean

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public static interface PersistenceUnitInfoBean.DataSourceProvider
```
A functional interface indicating that its implementations can supply DataSources.

See Also:

getDataSource(boolean, boolean, String)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`DataSource`	`getDataSource(boolean jta, boolean useDefaultJta, String dataSourceName)`	Supplies a `DataSource`.

- Method Detail
  - getDataSource
```
DataSource getDataSource(boolean jta,
                         boolean useDefaultJta,
                         String dataSourceName)
```
    Supplies a DataSource.
    Implementations of this method are permitted to return null.
    
    Parameters:
    
    jta - if true, the DataSource that is returned may be enrolled in JTA-compliant transactions
    
    useDefaultJta - if true, and if the jta parameter value is true, the supplied dataSourceName may be ignored and a default DataSource eligible for enrolling in JTA-compliant transactions will be returned if possible
    
    dataSourceName - the name of the DataSource to return; may be null; ignored if both jta and useDefaultJta are true
    
    Returns:
    
    an appropriate DataSource, or null
    
    See Also:
    
    PersistenceUnitInfoBean.getJtaDataSource(), PersistenceUnitInfoBean.getNonJtaDataSource()