bigdata_houtai/bigData/src/com/happy/Until/TransactionConfig.java

package com.happy.Until;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.PlatformTransactionManager;

import javax.sql.DataSource;

@Configuration
public class TransactionConfig {
    @Bean
    public PlatformTransactionManager transactionManager(DataSource dataSource) {
        // PlatformTransactionManager 类似于一个事务定义的标准
        // DataSource 也是一个标准 规范数据源
        DataSourceTransactionManager transactionManager =
                new DataSourceTransactionManager(dataSource);
        // transactionManager.setDataSource(dataSource); 二选一即可
        return transactionManager;
    }
}