feign starter 使用实例

examples/mybatis-plus-example/src/main/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/MybatisPlusExampleApplication.java

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+package com.chinaunicom.mall.ebtp.cloud.mybatis.example;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Import;
+
+import com.chinaunicom.mall.ebtp.cloud.jpa.starter.JpaStarterConfiguration;
+
+@SpringBootApplication
+@Import(JpaStarterConfiguration.class)
+public class MybatisPlusExampleApplication {
+	public static void main(String[] args) {
+		SpringApplication.run(MybatisPlusExampleApplication.class, args);
+	}
+}

examples/mybatis-plus-example/src/main/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/mapper/DemoMapper.java

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+package com.chinaunicom.mall.ebtp.cloud.mybatis.example.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.chinaunicom.mall.ebtp.cloud.mybatis.example.model.Demo;
+
+@Mapper
+public interface DemoMapper extends BaseMapper<Demo> {
+
+}

examples/mybatis-plus-example/src/main/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/model/Demo.java

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+package com.chinaunicom.mall.ebtp.cloud.mybatis.example.model;
+
+import java.sql.Date;
+
+import lombok.Data;
+import lombok.experimental.Accessors;
+
+@Data
+@Accessors(chain = true)
+public class Demo {
+
+	private String id;
+	private String col1;
+	private String col2;
+	private String createBy;
+	private Date createTime;
+	private String updateBy;
+	private Date updateTime;
+	private int delFlag;
+
+}

examples/mybatis-plus-example/src/main/resources/application-db.yml

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+logging:
+  level:
+    com.chinaunicom.mall.ebtp.cloud.mybatis.example: debug
+
+# database
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    type: com.alibaba.druid.pool.DruidDataSource
+    url: jdbc:mysql://125.32.114.204:13306/ebtp-cloud?serverTimezone=Asia/Shanghai&useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNull&useSSL=false&allowPublicKeyRetrieval=true
+    username: mall3-ebtp-dev
+    password: mall3-ebtp-dev
+    filters: stat,wall,log4j
+    maxActive: 20
+    initialSize: 1
+    maxWait: 60000
+    minIdle: 1
+    timeBetweenEvictionRunsMillis: 60000
+    minEvictableIdleTimeMillis: 300000
+    validationQuery: select 'x'
+    testWhileIdle: true
+    testOnBorrow: false
+    testOnReturn: false
+    poolPreparedStatements: true
+    maxOpenPreparedStatements: 20
+    connection-properties: druid.stat.merggSql=ture;druid.stat.slowSqlMillis=50000000
+      

examples/mybatis-plus-example/src/main/resources/application.yml

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+spring:
+  profiles: 
+    active: db
+  application:
+    name: mall-ebtp-cloud-demo
+
+logging:
+  level:
+    root: info
+  

examples/mybatis-plus-example/src/main/resources/spy.properties

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+modulelist=com.baomidou.mybatisplus.extension.p6spy.MybatisPlusLogFactory,com.p6spy.engine.outage.P6OutageFactory
+# 自定义日志打印
+logMessageFormat=com.baomidou.mybatisplus.extension.p6spy.P6SpyLogger
+#日志输出到控制台
+appender=com.baomidou.mybatisplus.extension.p6spy.StdoutLogger
+# 使用日志系统记录 sql
+#appender=com.p6spy.engine.spy.appender.Slf4JLogger
+# 设置 p6spy driver 代理
+deregisterdrivers=true
+# 取消JDBC URL前缀
+useprefix=true
+# 配置记录 Log 例外,可去掉的结果集有error,info,batch,debug,statement,commit,rollback,result,resultset.
+excludecategories=info,debug,result,commit,resultset
+# 日期格式
+dateformat=yyyy-MM-dd HH:mm:ss
+# 实际驱动可多个
+#driverlist=org.h2.Driver
+# 是否开启慢SQL记录
+outagedetection=true
+# 慢SQL记录标准 2 秒
+outagedetectioninterval=2

examples/mybatis-plus-example/src/test/java/com/chinaunicom/mall/ebtp/cloud/mybatis/example/MybatisPlusExampleTest.java

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+package com.chinaunicom.mall.ebtp.cloud.mybatis.example;
+
+import org.assertj.core.api.Assertions;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+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.model.Demo;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class MybatisPlusExampleTest {
+
+	private @Autowired DemoMapper mapper;
+
+	/**
+	 * 测试插入函数
+	 */
+	@Test
+	public void testInsert() {
+		Demo demo = new Demo();
+		demo.setId("10");
+		demo.setCol1("test");
+		demo.setCol2("test01");
+
+		Assertions.assertThat(mapper.insert(demo)).isGreaterThan(0);
+	}
+//
+//	/**
+//	 * 测试删除函数
+//	 */
+//	@Test
+//	public void delete() {
+//		// 根据属性删除记录
+//		mapper.delete(new QueryWrapper<Demo>().lambda().eq(Demo::getCol1, "test"));
+//
+//		Assertions.assertThat(mapper.selectCount(new QueryWrapper<Demo>().lambda().eq(Demo::getCol1, "test")))
+//				.isEqualTo(0);
+//	}
+//
+//	/**
+//	 * 测试修改函数
+//	 */
+//	@Test
+//	public void update() {
+//		// 通过id修改对象信息
+//		mapper.updateById(new Demo().setId("1").setCol1("abc"));
+//
+//		Assertions.assertThat(mapper.selectById("1").getCol1()).isEqualTo("abc");
+//
+//		// 使用条件修改和模板修改
+//		mapper.update(new Demo().setCol1("12313"),
+//				Wrappers.<Demo>lambdaUpdate().set(Demo::getCol2, "abc").eq(Demo::getCreateBy, "插入填充44"));
+//
+//		Demo demo = mapper.selectOne(new QueryWrapper<Demo>().lambda().eq(Demo::getCreateBy, "插入填充44"));
+//		Assertions.assertThat(demo.getCol1()).isEqualTo("12313");
+//		Assertions.assertThat(demo.getCol2()).isEqualTo("abc");
+//
+//		// 仅使用条件修改
+//		mapper.update(null, Wrappers.<Demo>lambdaUpdate().set(Demo::getCol2, "col2").eq(Demo::getId, "2"));
+//
+//		Assertions.assertThat(mapper.selectById("2").getCol2()).isEqualTo("col2");
+//
+//		// 使用自定义查询器就行修改
+//		mapper.update(new Demo().setCol2("test03"), new QueryWrapper<Demo>().lambda().eq(Demo::getId, "3"));
+//
+//		Assertions.assertThat(mapper.selectById("3").getCol2()).isEqualTo("test03");
+//	}
+//
+//	/**
+//	 * 测试查询方法
+//	 */
+//	@Test
+//	public void find() {
+//
+//		// 读取指定的属性
+//		mapper.selectList(Wrappers.<Demo>lambdaQuery().select(Demo::getId)).forEach(bean -> {
+//			Assertions.assertThat(bean.getId()).isNotNull();
+//			Assertions.assertThat(bean.getCol1()).isNull();
+//			Assertions.assertThat(bean.getCol2()).isNull();
+//			Assertions.assertThat(bean.getCreateBy()).isNull();
+//		});
+//
+//		// 另一种写法
+//		mapper.selectList(new QueryWrapper<Demo>().select("id", "createBy")).forEach(bean -> {
+//			Assertions.assertThat(bean.getId()).isNotNull();
+//			Assertions.assertThat(bean.getCol1()).isNull();
+//			Assertions.assertThat(bean.getCol2()).isNull();
+//			Assertions.assertThat(bean.getCreateBy()).isNotNull();
+//		});
+//	}
+//
+//	/**
+//	 * 测试排序
+//	 */
+//	@Test
+//	public void orderBy() {
+//		List<Demo> list = mapper.selectList(Wrappers.<Demo>query().orderByDesc("id"));
+//		Assertions.assertThat(list).isNotEmpty();
+//	}
+//
+//	/**
+//	 * 使用map封装实体对象
+//	 */
+//	@Test
+//	public void selectMaps() {
+//		List<Map<String, Object>> mapList = mapper.selectMaps(Wrappers.<Demo>query().select());
+//		Assertions.assertThat(mapList).isNotEmpty();
+//
+//		System.out.println(mapList.get(0));
+//	}
+
+}