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ID 使用 mybatis-plus 自动生成雪花id

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Administrator
2020-10-30 10:43:01 +08:00
parent 599d6bc70e
commit 5d16fb40cc
4 changed files with 46 additions and 29 deletions
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4
examples/mybatis-plus-example/src/main/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/model/Demo.java
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@ -8,8 +8,8 @@ import lombok.experimental.Accessors;
@Data @Data
@Accessors(chain = true) @Accessors(chain = true)
public class Demo { public class Demo {
private String id; private Long id;
private String col1; private String col1;
private String col2; private String col2;
private String createBy; private String createBy;

10
examples/mybatis-plus-example/src/test/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/MybatisPlusExampleTest.java
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@ -10,6 +10,8 @@ import org.springframework.test.context.junit4.SpringRunner;
import com.chinaunicom.mall.ebtp.cloud.mybatis.example.mapper.DemoMapper; import com.chinaunicom.mall.ebtp.cloud.mybatis.example.mapper.DemoMapper;
import com.chinaunicom.mall.ebtp.cloud.mybatis.example.model.Demo; import com.chinaunicom.mall.ebtp.cloud.mybatis.example.model.Demo;
import cn.hutool.core.util.IdUtil;
@RunWith(SpringRunner.class) @RunWith(SpringRunner.class)
@SpringBootTest @SpringBootTest
public class MybatisPlusExampleTest { public class MybatisPlusExampleTest {
@ -22,10 +24,12 @@ public class MybatisPlusExampleTest {
@Test @Test
public void testInsert() { public void testInsert() {
Demo demo = new Demo(); Demo demo = new Demo();
demo.setId("10"); // demo.setId("10");
demo.setCol1("test"); // demo.setCol1("test");
demo.setCol2("test01"); // demo.setCol2("test01");
//
System.out.println(IdUtil.getSnowflake(30, 30).nextId());
Assertions.assertThat(mapper.insert(demo)).isGreaterThan(0); Assertions.assertThat(mapper.insert(demo)).isGreaterThan(0);
} }
// //

46
mall-ebtp-cloud-jpa-starter/src/main/java/com/chinaunicom/mall/ebtp/cloud/jpa/starter/JpaStarterConfiguration.java
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@ -35,32 +35,32 @@ public class JpaStarterConfiguration {
setFieldValByName("updateDate", now, metaObject); setFieldValByName("updateDate", now, metaObject);
setFieldValByName("lastUpdateTime", now, metaObject); setFieldValByName("lastUpdateTime", now, metaObject);
} }
/** /**
* 插入元对象字段填充（用于插入时对公共字段的填充） * 插入元对象字段填充（用于插入时对公共字段的填充）
* *
* @param metaObject 元对象 * @param metaObject 元对象
*/ */
@Override @Override
public void insertFill(MetaObject metaObject) { public void insertFill(MetaObject metaObject) {
Object obj = getFieldValByName("createBy", metaObject); // Object obj = getFieldValByName("createBy", metaObject);
obj = getFieldValByName("createDate", metaObject); // obj = getFieldValByName("createDate", metaObject);
if (obj == null) { // if (obj == null) {
setFieldValByName("createDate", LocalDateTime.now(), metaObject); // setFieldValByName("createDate", LocalDateTime.now(), metaObject);
} // }
obj = getFieldValByName("updateDate", metaObject); // obj = getFieldValByName("updateDate", metaObject);
if (obj == null) { // if (obj == null) {
setFieldValByName("updateDate", LocalDateTime.now(), metaObject); // setFieldValByName("updateDate", LocalDateTime.now(), metaObject);
} // }
obj = getFieldValByName("tenantId", metaObject); // obj = getFieldValByName("tenantId", metaObject);
if (obj == null) { // if (obj == null) {
setFieldValByName("tenantId", "ebtp_mall", metaObject); // setFieldValByName("tenantId", "ebtp_mall", metaObject);
} // }
obj = getFieldValByName("tenantName", metaObject); // obj = getFieldValByName("tenantName", metaObject);
if (obj == null) { // if (obj == null) {
setFieldValByName("tenantName", "ebtp_mall", metaObject); // setFieldValByName("tenantName", "ebtp_mall", metaObject);
} // }
setFieldValByName("deleteFlag", CommonConstants.STATUS_NORMAL, metaObject); // setFieldValByName("deleteFlag", CommonConstants.STATUS_NORMAL, metaObject);
} }
}; };
} }

15
mall-ebtp-cloud-jpa-starter/src/main/resoureces/jpa-configuration.properties
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@ -2,9 +2,22 @@
mybatis-plus.configuration.map-undersore-to-camel-case=true mybatis-plus.configuration.map-undersore-to-camel-case=true
# 对所有的 resultMap 都进行自动映射 # 对所有的 resultMap 都进行自动映射
mybatis-plus.configuration.auto-mapping-behavior=full mybatis-plus.configuration.auto-mapping-behavior=full
# 实体扫描，多个package用逗号或者分号分隔
mybatis-plus.typeAliasesPackage=com.chinaunicom.mall.ebtp
# 项目统一mapper存放位置 # 项目统一mapper存放位置
mybatis-plus.mapper-locations=classpath*:com/chinaunicom/mall/ebtp/**/mapper/*Mapper.xml mybatis-plus.mapper-locations=classpath*:com/chinaunicom/mall/ebtp/**/mapper/*Mapper.xml
# 主键类型 0: 数据库ID自增, 1: 用户输入ID, 2: 全局唯一ID(数字类型), 3: UUID;
mybatis-plus.global-config.id-type=3
# 机器 ID 部分
mybatis-plus.global-config.workerId=1
# 数据中心 ID 部分 (workerId 和 datacenterId 一起配置才能重新初始化 Sequence)
mybatis-plus.global-config.datacenterId=20
# 字段策略 0: 忽略判断, 1:非 NULL 判断, 2: 非空判断
mybatis-plus.global-config.field-strategy=2
# 逻辑已删除值 # 逻辑已删除值
mybatis-plus.global-config.db-config.logic-delete-value=0 mybatis-plus.global-config.db-config.logic-delete-value=0
# 逻辑未删除值 # 逻辑未删除值
mybatis-plus.global-config.db-config.logic-not-delete-value=1 mybatis-plus.global-config.db-config.logic-not-delete-value=1