spring jpa 事务管理 如何配置

求助问答
1 
package com.myfutech.market.service.provider.config;
 
import com.myfutech.common.spring.jpa.base.impl.BaseJpaRepositoryImpl;
import com.zaxxer.hikari.HikariDataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.transaction.PlatformTransactionManager;
 
import javax.sql.DataSource;
import java.util.Properties;
 
@Configuration
@ConditionalOnClass(HikariDataSource.class)
@EnableConfigurationProperties(ConnectionPoolProperties.class)
@EnableJpaRepositories(entityManagerFactoryRef = "marketServiceEntityManagerFactory",
		transactionManagerRef = "marketServiceTransactionManager", basePackages="com.myfutech.market.service.provider.dao",
		repositoryBaseClass = BaseJpaRepositoryImpl.class)
public class JpaConfig {
	
	@Value("${marketService.url}")
	private String url;
	@Value("${marketService.username}")
	private String username;
	@Value("${marketService.password}")
	private String password;
	
    @Autowired
    private ConnectionPoolProperties properties;
	
 
	@Bean("marketServiceTransactionManager")
	PlatformTransactionManager marketServiceTransactionManager() {
		return new JpaTransactionManager(marketServiceEntityManagerFactory().getObject());
	}
 
	@Bean("marketServiceEntityManagerFactory")
	LocalContainerEntityManagerFactoryBean marketServiceEntityManagerFactory() {
 
		HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter();
		vendorAdapter.setGenerateDdl(true);
 
		LocalContainerEntityManagerFactoryBean factoryBean = new LocalContainerEntityManagerFactoryBean();
		Properties properties = new Properties();
		properties.setProperty("hibernate.dialect", "org.hibernate.dialect.MySQLDialect");
		properties.setProperty("hibernate.jdbc.batch_size", "20");
		properties.setProperty("current_session_context_class", "jpa");
		properties.setProperty("hibernate.ejb.entitymanager_factory_name", "marketServiceEntityManagerFactory");
		properties.setProperty("hibernate.hbm2ddl.auto", "none");
		
		factoryBean.setJpaProperties(properties);
		factoryBean.setDataSource(marketServiceDataSource());
		factoryBean.setJpaVendorAdapter(vendorAdapter);
		factoryBean.setPackagesToScan("com.myfutech.market.service.provider.model");
		return factoryBean;
	}
 
	@Bean
	JdbcTemplate initJdbcTemplate(){
		return new JdbcTemplate(marketServiceDataSource());
	}
 
	@Bean("marketServiceDataSource")
	DataSource marketServiceDataSource() {
		HikariDataSource dataSource = new HikariDataSource();
		dataSource.setUsername(username);
        dataSource.setPassword(password);
        dataSource.setJdbcUrl(url);
        dataSource.setDriverClassName(properties.getDriverClass());
	    dataSource.addDataSourceProperty("cachePrepStmts", properties.isCachePrepStmts());
        dataSource.addDataSourceProperty("prepStmtCacheSize", properties.getPrepStmtCacheSize());
        dataSource.addDataSourceProperty("prepStmtCacheSqlLimit", properties.getPrepStmtCacheSqlLimit());
        dataSource.addDataSourceProperty("useServerPrepStmts", properties.isUseServerPrepStmts());
        dataSource.addDataSourceProperty("useLocalSessionState", properties.isUseLocalSessionState());
        dataSource.addDataSourceProperty("rewriteBatchedStatements", properties.isRewriteBatchedStatements());
        dataSource.addDataSourceProperty("cacheResultSetMetadata", properties.isCacheResultSetMetadata());
        dataSource.addDataSourceProperty("cacheServerConfiguration", properties.isCacheServerConfiguration());
        dataSource.addDataSourceProperty("elideSetAutoCommits", properties.isElideSetAutoCommits());
        dataSource.addDataSourceProperty("maintainTimeStats", properties.isMaintainTimeStats());
        return dataSource;
	}
}

从别的地方扣来的，请问哪些是需要自己配置的啊大佬

2

你用JPA不需要去自己配置这些东西，spring提供了开箱即用的starter

看这个

3

image
image1037×888 106 KB

每个接口都得实现这些方法吗

4

不需要你自己去实现啊，你继承那个 AbstractService，就行了，它都实现了。

5

不实现，他爆红啊

6

哦哦哦，把QDSL 的去掉就没事了吧