How to translate from xml to Annotation?

Question

Java

how to translate below code into connection code with annotation?

<bean id="transactionManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

Answer 1

@Bean
public PlatformTransactionManager transactionManager(){
return new DataSourceTransactionManager(datasource());
}

@Bean
public DataSource datasource(){
return new OracleDataSource(); //настройте свой datasource тут 
}