MultiTenancyAbstractMultiTenantConnectionProvider.java

public class TenantConnectionProvider extends AbstractMultiTenantConnectionProvider implements Startable {

    private final DatasourceConnectionProviderImpl connectionProvider = new DatasourceConnectionProviderImpl();
    private ConfigurationService configurationService;

@Override
public void start() {
    DataSource dataSource = configurationService.getSetting(AvailableSettings.DATASOURCE, DataSource.class, null);
    if (dataSource == null) {
        throw new ConfigurationException("No Datasource configured.");
    }
    connectionProvider.configure(Collections.singletonMap(Environment.DATASOURCE, dataSource));
}

@InjectService
public void setConfigurationProvider(ConfigurationService configurationService) {
    this.configurationService = configurationService;
}