这里是spring框架中mybatis和jpa的配置。Mybatis 和 jpa 是不同的框架,所以不能将 mybatis 用作 JPA 框架。如果您无法赶上配置,请随时提出任何问题。
package com.mastering.springbatch.config;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.springframework.boot.autoconfigure.domain.EntityScan;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.jdbc.datasource.DriverManagerDataSource;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.JpaVendorAdapter;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.sql.DataSource;
@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(
basePackages = {"com.mastering.springbatch.dao",
"com.mastering.springbatch.repository"})
@EntityScan("com.mastering.springbatch.entity")
public class DataConfig {
private final String ENTITY_PACKAGE = "com.mastering.springbatch.entity";
private DriverManagerDataSource dataSource;
@Primary
@Bean(value = "customDataSource")
@ConfigurationProperties(prefix = "spring.datasource")
public DataSource dataSource() {
DriverManagerDataSource dataSource = new DriverManagerDataSource();
this.dataSource = dataSource;
return dataSource;
}
@Primary
@Bean(value = "entityManagerFactory")
public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
LocalContainerEntityManagerFactoryBean emf =
new LocalContainerEntityManagerFactoryBean();
emf.setPackagesToScan(ENTITY_PACKAGE);
emf.setDataSource(dataSource());
emf.setJpaVendorAdapter(jpaVendorAdapter());
return emf;
}
@Primary
@Bean(value = "sqlSessionFactory")
public SqlSessionFactory sqlSessionFactory() throws Exception {
SqlSessionFactoryBean factoryBean = new SqlSessionFactoryBean();
factoryBean.setDataSource(dataSource());
return factoryBean.getObject();
}
@Primary
@Bean(name = "transactionManager")
public PlatformTransactionManager transactionManager() {
JpaTransactionManager tm = new JpaTransactionManager();
tm.setEntityManagerFactory(entityManagerFactory().getObject());
return tm;
}
private JpaVendorAdapter jpaVendorAdapter() {
HibernateJpaVendorAdapter jpaVendorAdapter = new HibernateJpaVendorAdapter();
jpaVendorAdapter.setShowSql(true);
jpaVendorAdapter.setGenerateDdl(true);
jpaVendorAdapter.setDatabasePlatform("org.hibernate.dialect.MySQLDialect");
return jpaVendorAdapter;
}
}
这是build.gradle
文件
buildscript {
ext {
springBootVersion = '2.1.8.RELEASE'
springBootDepManagementVersion = '1.0.8.RELEASE'
}
repositories {
mavenLocal()
mavenCentral()
}
dependencies {
classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")
classpath "io.spring.gradle:dependency-management-plugin:${springBootDepManagementVersion}"
}
}
apply plugin: 'org.springframework.boot'
apply plugin: 'io.spring.dependency-management'
apply plugin: 'java'
apply plugin: 'idea'
group 'com.learning'
version '1.0-SNAPSHOT'
sourceCompatibility = 1.8
configurations {
implementation.exclude module: "spring-boot-starter-tomcat"
}
repositories {
mavenLocal()
mavenCentral()
}
dependencies {
compile 'org.mybatis:mybatis:3.5.0'
compile 'org.mybatis:mybatis-spring:2.0.0'
implementation("org.springframework.boot:spring-boot-starter-data-jpa")
implementation("org.springframework.boot:spring-boot-starter-batch")
implementation("org.springframework.boot:spring-boot-starter-web")
implementation("mysql:mysql-connector-java:8.0.14")
// implementation("io.springfox:springfox-swagger2:2.7.0")
// implementation("io.springfox:springfox-swagger-ui:2.7.0")
implementation("org.projectlombok:lombok:1.18.10")
annotationProcessor("org.projectlombok:lombok:1.18.10")
compile group: 'commons-io', name: 'commons-io', version: '2.6'
testAnnotationProcessor("org.projectlombok:lombok:1.18.10")
testCompile("junit:junit:4.12")
testCompile("org.mockito:mockito-core:2.1.0")
testCompile("org.springframework.boot:spring-boot-starter-test")
}
springBoot {
buildInfo()
}