From 56db46d6f4ec50c623d0c7e1121f718cd9ce0d5e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=8B=8F=E9=B9=8A=E6=9D=83?= <1773509020@qq.com> Date: Thu, 26 Dec 2024 13:58:27 +0800 Subject: [PATCH] =?UTF-8?q?=E6=8F=90=E4=BA=A4=E4=BD=9C=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../spring04/pom.xml" | 82 +++++++++++++++ .../com/md04/controller/DeptController.java" | 43 ++++++++ .../src/main/java/com/md04/entity/Dept.java" | 15 +++ .../java/com/md04/mapper/DeptMapper.java" | 32 ++++++ .../java/com/md04/service/DeptService.java" | 23 +++++ .../com/md04/service/DeptServiceImpl.java" | 42 ++++++++ .../spring04/src/main/resources/bean.xml" | 38 +++++++ .../src/main/resources/jdbc.properties" | 4 + .../spring04\347\254\224\350\256\260.text" | 21 ++++ .../test/java/com/md04/test/TestDept.java" | 48 +++++++++ .../spring04/target/classes/bean.xml" | 38 +++++++ .../com/md04/controller/DeptController.class" | Bin 0 -> 2608 bytes 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.../src/main/resources/jdbc.properties" | 4 + .../spring04\347\254\224\350\256\260.text" | 21 ++++ .../test/java/com/md04/test/TestDept.java" | 49 +++++++++ .../src/test/java/com/md04/test/TestKFC.java" | 25 +++++ .../spring04/target/classes/bean.xml" | 37 +++++++ .../classes/com/md04/config/JdbcConfig.class" | Bin 0 -> 1584 bytes .../com/md04/config/MyBatisConfig.class" | Bin 0 -> 931 bytes .../com/md04/config/SpringConfig.class" | Bin 0 -> 641 bytes .../com/md04/controller/DeptController.class" | Bin 0 -> 2707 bytes .../classes/com/md04/entity/Dept.class" | Bin 0 -> 2449 bytes .../classes/com/md04/mapper/DeptMapper.class" | Bin 0 -> 972 bytes .../com/md04/service/DeptService.class" | Bin 0 -> 393 bytes .../com/md04/service/DeptServiceImpl.class" | Bin 0 -> 2673 bytes .../spring04/target/classes/jdbc.properties" | 4 + .../spring04\347\254\224\350\256\260.text" | 21 ++++ .../com/md04/test/TestDept.class" | Bin 0 -> 1958 bytes .../test-classes/com/md04/test/TestKFC.class" | Bin 0 -> 1300 bytes .../spring05/.idea/misc.xml" | 10 ++ .../spring05/.idea/workspace.xml" | 31 ++++++ .../spring05/pom.xml" | 93 ++++++++++++++++++ .../java/com/demo/config/JdbcConfig.java" | 42 ++++++++ .../java/com/demo/config/MybatisConfig.java" | 25 +++++ .../java/com/demo/config/SpringConfig.java" | 16 +++ .../com/demo/controller/DeptController.java" | 52 ++++++++++ .../src/main/java/com/demo/entity/Dept.java" | 15 +++ .../java/com/demo/mapper/DeptMapper.java" | 29 ++++++ .../java/com/demo/service/DeptService.java" | 24 +++++ .../com/demo/service/DeptServiceImpl.java" | 48 +++++++++ .../src/main/resources/jdbc.properties" | 4 + .../test/java/com/demo/test/TestDept.java" | 33 +++++++ .../classes/com/demo/config/JdbcConfig.class" | Bin 0 -> 1242 bytes .../com/demo/config/MybatisConfig.class" | Bin 0 -> 925 bytes .../com/demo/config/SpringConfig.class" | Bin 0 -> 641 bytes .../com/demo/controller/DeptController.class" | Bin 0 -> 1537 bytes .../classes/com/demo/entity/Dept.class" | Bin 0 -> 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"\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/mapper/DeptMapper.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptService.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/bean.xml" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/jdbc.properties" create mode 100644 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create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptService.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/bean.xml" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/jdbc.properties" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestDept.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestKFC.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/bean.xml" create mode 100644 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100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/jdbc.properties" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/spring04\347\254\224\350\256\260.text" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/target/test-classes/com/md04/test/TestDept.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241223/spring04/target/test-classes/com/md04/test/TestKFC.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/.idea/misc.xml" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/.idea/workspace.xml" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/pom.xml" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/JdbcConfig.java" create mode 100644 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"\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptServiceImpl.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/resources/jdbc.properties" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/test/java/com/demo/test/TestDept.java" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/config/JdbcConfig.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/config/MybatisConfig.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/config/SpringConfig.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/controller/DeptController.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/entity/Dept.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/mapper/DeptMapper.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/service/DeptService.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/service/DeptServiceImpl.class" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/jdbc.properties" create mode 100644 "\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/test-classes/com/demo/test/TestDept.class" diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/pom.xml" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/pom.xml" new file mode 100644 index 000000000..dc64172d8 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/pom.xml" @@ -0,0 +1,82 @@ + + + 4.0.0 + + com.md04 + spring04 + 1.0-SNAPSHOT + + + + + + org.projectlombok + lombok + 1.18.36 + compile + + + + org.mybatis + mybatis + 3.5.16 + + + + + com.mysql + mysql-connector-j + 8.3.0 + + + + junit + junit + 4.13.2 + test + + + + org.springframework + spring-context + 5.3.39 + + + + + org.springframework + spring-jdbc + 5.3.39 + + + + + + + com.alibaba + druid + 1.1.21 + + + + + + org.mybatis + mybatis-spring + 2.0.6 + + + + + org.springframework + spring-test + 5.3.39 + + + + + + + diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/controller/DeptController.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/controller/DeptController.java" new file mode 100644 index 000000000..72f3a0e3d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/controller/DeptController.java" @@ -0,0 +1,43 @@ +package com.md04.controller; + +import com.md04.entity.Dept; +import com.md04.service.DeptService; +import lombok.Data; + +import java.util.List; + +@Data +public class DeptController { + private DeptService deptService;//接口 + + public List selectAllDept() { + + return deptService.selectAllDept(); + + } + + public Dept selectOneById(int id) { + return deptService.selectOneById(id); + + } + + public String deleteById(int id) { + + return deptService.deleteById(id) ? "成功" : "失败"; + } + + public void addOne(Dept dept) { + deptService.addOne(dept); + + } + + public void updateOne(Dept dept) { + deptService.updateOne(dept); + + + } + + ; + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/entity/Dept.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/entity/Dept.java" new file mode 100644 index 000000000..ef6d562cc --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/entity/Dept.java" @@ -0,0 +1,15 @@ +package com.md04.entity; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class Dept { + private int deptId; + private String deptName; + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/mapper/DeptMapper.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/mapper/DeptMapper.java" new file mode 100644 index 000000000..e47969b83 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/mapper/DeptMapper.java" @@ -0,0 +1,32 @@ +package com.md04.mapper; + +import com.md04.entity.Dept; +import org.apache.ibatis.annotations.Insert; +import org.apache.ibatis.annotations.Select; +import org.apache.ibatis.annotations.Update; + +import java.util.List; + +//相当于采购员 +public interface DeptMapper { + //mapper是接口 + //数据访问层，就是对数据的增、删、改、查 + //查询全部 + @Select("select * from dept") + List selectAllDept(); + + @Select("select * from dept where dept_id=#{id}") + Dept selectOneById(int id); + + @Select("delete from dept where dept_id =#{id}") + int deleteById(int id); + + //增加 + @Insert("insert into dept(dept_name) values(#{deptName})") + void addOne(Dept dept); + + //删除 + @Update("update dept set dept_name=#{deptName} where dept_id =#{deptId}") + void updateOne(Dept dept); + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptService.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptService.java" new file mode 100644 index 000000000..f9d16331d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptService.java" @@ -0,0 +1,23 @@ +package com.md04.service; + +import com.md04.entity.Dept; + +import java.util.List; + +public interface DeptService { + + List selectAllDept(); + + Dept selectOneById(int id); + + Boolean deleteById(int id); + + void addOne(Dept dept); + + + void updateOne(Dept dept); + + + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" new file mode 100644 index 000000000..cc81c5939 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" @@ -0,0 +1,42 @@ +package com.md04.service; + +import com.md04.entity.Dept; +import com.md04.mapper.DeptMapper; +import lombok.Data; + +import java.util.List; + +@Data +public class DeptServiceImpl implements DeptService { + private DeptMapper deptMapper;//接口 + + @Override + public List selectAllDept() { + + return deptMapper.selectAllDept(); + } + + @Override + + public Dept selectOneById(int id) { + return deptMapper.selectOneById(id); + } + + @Override + + public Boolean deleteById(int id) { + return deptMapper.deleteById(id) > 0; + } + + @Override + + public void addOne(Dept dept) { + deptMapper.addOne(dept); + } + + @Override + + public void updateOne(Dept dept) { + deptMapper.updateOne(dept); + } +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/bean.xml" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/bean.xml" new file mode 100644 index 000000000..ba9a1ae67 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/bean.xml" @@ -0,0 +1,38 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/jdbc.properties" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/jdbc.properties" new file mode 100644 index 000000000..6bb28a033 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/jdbc.properties" @@ -0,0 +1,4 @@ +jdbc.driver=com.mysql.cj.jdbc.Driver +jdbc.url=jdbc:mysql:///db_view +jdbc.username=root +jdbc.password=200351 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" new file mode 100644 index 000000000..e4b9c30b2 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" @@ -0,0 +1,21 @@ +1、首先要配置pom.xml文件，之后要有entity,mapper,service,controller这些包名 +2、entity里面是表的实体类，根据数据库填写，要有注解 +3、mapper（相当于采购员）是接口，里面写增、删、改、查的语句，例如： + @Select("select * from dept") + List selectAllDept(); + + @Select("select * from where dept_id=#{id}") + Dept selectOneById(int id); + + @Select("delete from dept where dept_id =#{id}") + int deleteById(int id); + + @Insert("insert into dept(dept_name) values(#{deptName})") + void addOne(Dept dept); + + @Update("update dept set dept_name=#{deptName} where dept_id =#{deptId}") + void updateOne(Dept dept); + +4、service（相当于厨师，厨师依赖于采购员）里面写一个实现类，一个接口（里面写增删改查），依赖于mapper +5、controller（相当于服务员，服务员依赖于厨师）里面写实现类，依赖于service +6、以上步骤完成后，要添加两个文件，一个是bean.xml文件，一个是jdbc.properties文件，然后进行bean.xml文件的填写，也就是spring整合mybatis的填写 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/test/java/com/md04/test/TestDept.java" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/test/java/com/md04/test/TestDept.java" new file mode 100644 index 000000000..304fb238d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/src/test/java/com/md04/test/TestDept.java" @@ -0,0 +1,48 @@ +package com.md04.test; + +import com.md04.controller.DeptController; +import com.md04.entity.Dept; +import com.md04.mapper.DeptMapper; +import com.md04.service.DeptService; +import org.apache.ibatis.io.Resources; +import org.apache.ibatis.session.SqlSession; +import org.apache.ibatis.session.SqlSessionFactory; +import org.apache.ibatis.session.SqlSessionFactoryBuilder; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; + +import java.io.IOException; +import java.io.InputStream; +import java.util.Date; +import java.util.List; + +@RunWith(SpringJUnit4ClassRunner.class) +@ContextConfiguration(locations = "classpath:bean.xml") +public class TestDept { + @Autowired + private DeptMapper deptMapper; + @Autowired// 自动装配 + private DeptController deptController; + + @Test + public void t1() { +// // 手动用mybatis +// String resource = "mybatis-config.xml"; +// InputStream inputStream = Resources.getResourceAsStream(resource); +// SqlSessionFactory ssf = new SqlSessionFactoryBuilder().build(inputStream); +// SqlSession session = ssf.openSession(); +// DeptMapper mapper = session.getMapper(DeptMapper.class); + + List deptList = deptMapper.selectAllDept(); + for (Dept dept : deptList) { + System.out.println("dept=" + dept); + + } + + } + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/bean.xml" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/bean.xml" new file mode 100644 index 000000000..ba9a1ae67 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/bean.xml" @@ -0,0 +1,38 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/com/md04/controller/DeptController.class" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/com/md04/controller/DeptController.class" new file mode 100644 index 0000000000000000000000000000000000000000..2148e8cf382344caff36493bc856f2a4468c3312 GIT binary patch literal 2608 zcmah}T~ixX7=F&O$%bT0A#ErWq+eJeDNWV-Q36z;w4wnjRJ8T0OR~bY%PuAxX8I2t zuX?LD-l)ClMLSc|L1!Gj(HZ|o9e;#cpR>Cp8%U=!$@$uIp7(j5_c`a!|9<)fzkL_ zRRxBdp-ZmgRb1OPD}MCZ#+2BdE7rPWc(n@QvipKhG(k+qv%EV#Kw+xMe919q?#!13 z`bXwR+wT@oEN&3<0?9Jd^}-VwdBRWDHk|eRidV6mb&0&<8Kv6`#+ILuhLS+sD3=*Y zMrj{obd@qm=>>Y*?_jF6t+L^nK2ChXax8C3pkqWH9aye0y-jo8*|w?{wVZYw*E2lJ zbtq-JXuF$h?(O^)(=jWAD3fK^y6Ht~DR7+XJ*V1T)jelUMAB(z5XmiWeo-@Q(#VWN z)LL4*Mc))gZ%|lQQfvwteiDee-iBEb=$4Kcmg+Q&+2enTuF>(nffFUenUfI(5*tQ! zBk&$&V)w^k{cmn~`ELsGw{8_&uV zbo8NLLs`dB4Cpw8VI42Q)bP2Eb!;&9UtivR^3}H-Jo)b7-;ci6k;54sdD)!9%K|4G zMR=y~bxh-e&R5|z9dF9f3}yw6G$jnOn5kKISqeDNN^~S5<)jV^w`6mhl^E4=1#eUF zCR9+3mZe>d1{+M<)SgCey&p5KYnz5c>-99z!$nqNE%>}@*fmPadeIqiV{6NFc=yJl z)(J1#{<|0E%Lpy|cdZt&Sc^UdoZu^YgwHH*x-1_@I>#&^=Y#(9OKsREvyUKlpa?wR zOu-9m(Kov2L~3dT*s85C!oM3$w+V~hIxz<68^ka%6 z71B2u#I?jf=+bcUU-W8ti@!u`CaQe1!b~m@RH_q`DM&8Ss}yhv#M!MEw~~S6(kc$$ zy%6#)dzDDXx(gHPq%Xl>cVUA9B)W6=ppDgW@aE)T`^2-s(J=82dg_vY*irCAP&uYl@GJ8Rg!JpB6{V{sd={gQc!gU-@ XXE?5-cdzxL9v%#7wkk32tN70U4w~r0 literal 0 HcmV?d00001 diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/com/md04/entity/Dept.class" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/classes/com/md04/entity/Dept.class" new file mode 100644 index 0000000000000000000000000000000000000000..a649e66112d70beddc24162ef27cb22d29b814da GIT binary patch literal 1981 zcma)7U2hvz5Ixu4^{$;w;+n)wNT3M>@Mm2hls1k_Kav)Mokj_&1W(=At9V;`H`wb+ z{FT1&Mqly(5_KhzDtMt1zX@8--Cg3?F)Ffs=gz%z&&-^eN&bBK%X0whxEn_lWw~r> zs3a(_$>lS-Tu&f{8*;g+;Z_21Z0XpR^0r*===fYmRc^nKMq3)b6o@sgBd^*N5LE$P zDm!M!5=hk^n2*d-+jI^~`(D>}4$A`ZL(AI=?W372UnsZSCaq^{wqxz|I|o+xEAyc3 zzjqsE`<~ggr5+wCUd!$Yq-zbgQ|dG?t(Ppvv%T+15|sE$dwuF1tLi+mdp6(Qa2(e& zJ==BoELCf}odfq_>5k=CUDLCgd@>b=6hu9j$xe*BH;h}!RI~T^E<6g}&1cR&lU6b7 z+rHVR?-7H$2M?@g2>&J*Jn~ zcl+Ijb=#H|i_0QhlvOwI2IdURBP}pDsZ<6o;R6Hbv0z{Ys|Mbe>W5emI6vMtH~V(G zX>|=;#uWiWI>|^ns?Cal8tQV{VLb{f|B_T8tyu$~U{xSFgbS!;a^}&I<*;LmlZtjG z-OxWNBZ2tQ2U-;n{z1eg{Uc)m!jL`_htxt}49eX}>Y#{9!6EOBoH z23W>h)ZPwnFHj0e*94%*kGzav2xPn#=pDQp0&P%6q?6pzQ;46&kTf4D9aw}R$#7+k zVl22dymtmO{}hq`iz)dU$7E}Sn9nIyMz@>K{Qy-t&i{_+W2n*N{BMZX3%LOlU*$$E z@b|sEqY~Sp7TZvYFEF*J{DE^%U=$aX0W{xSkwu7};x5Q|J@9ps@h&pRGP-$`kz-*Z z?AHs(^DK%_S=j=23W~%^L(}xXFr(q3@i)>MO8n}hc`0%N!o02$Rr0UOgvLAKH2vyH zFe*ck!Ho6>2PlMmOsNnun=EfCmE~l)B}uto@!60nxzLmOC(w!m==UqjlR3x*AfekR z$Mhq=>MGXoF?SLE=J{Vmav(EjN4;WyD$HC6CJiB8@oK0?#CXh{(lF*dN;w#rUlITM z84{_f0Sp=T0Mn_NU>~DM&2kwaIo|RCQ^D+H!jMP#xy(WZLs+Mb(${S68P54_pDRr0 rQ{C_VmB93b{MoSg`CR^uBhaFe*6c#e?)rmt#xP3F(d^;*WXo1Ns7t?s#5PCuWtab1FKb7uEGj~af2bY?O_-mV`3T9>VD&1JP4jy74n8M zc9+3$Q+2ekS&9rcdlL2;O-yrm=)DVZuG-MQt6C4NMALb@nPG(ENOmNXn~vYB0WwEB$`cJ3toFLcvw}g zb)uG-q#D<{>txu_QAeo w_~K7u`L^ayMFIjHej?E83Y?(JbC0JEBA#QM0-Sv$AB0vk2)@XnVEn58Ql5Any%`PSzX8JF@ z_QFfK;iArHDmvrnjn4R+)cU@=OR^!U%p~WWJ?A~odEV!J&iU)#pMM1~gS|fVp%}*p z_>h|tH>)wMVVy^}x%nuD5o{>fj8W(vZtn8T7B?R&_#}pYY(#O7`)zJMjp8%zKUeUD zf-ePP6@A}X)%N%Gnn0>lwyXJSQ3cvv{nlO=jyttmz_n^1&PZj$XT??U*z(RI$L-; 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+ + @Select("select * from where dept_id=#{id}") + Dept selectOneById(int id); + + @Select("delete from dept where dept_id =#{id}") + int deleteById(int id); + + @Insert("insert into dept(dept_name) values(#{deptName})") + void addOne(Dept dept); + + @Update("update dept set dept_name=#{deptName} where dept_id =#{deptId}") + void updateOne(Dept dept); + +4、service（相当于厨师，厨师依赖于采购员）里面写一个实现类，一个接口（里面写增删改查），依赖于mapper +5、controller（相当于服务员，服务员依赖于厨师）里面写实现类，依赖于service +6、以上步骤完成后，要添加两个文件，一个是bean.xml文件，一个是jdbc.properties文件，然后进行bean.xml文件的填写，也就是spring整合mybatis的填写 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/test-classes/com/md04/test/TestDept.class" "b/\350\213\217\351\271\212\346\235\203/20241221\344\270\211\345\261\202\346\241\206\346\236\266\350\277\233\351\230\266/spring04/target/test-classes/com/md04/test/TestDept.class" new file mode 100644 index 0000000000000000000000000000000000000000..c6309f24019a76bee625a33e14b11cf7a154359a GIT binary patch literal 1728 zcmah}ZF3V<6n<`+bdz*jXn~YgRMaX-OS^#8B7KoiM8UKmDM3I#Y?Iq|%f4iG?*jcP z{sKSiXqn=S<7YqfYnbunxtlaE(9y}vxw+>)=Q+QH&d0 za(qXv2n-ZUHG%YM(2xShDvmGLV{cQ28#Yx6j8%fV?bhtj(fhVDt#%yBKHW{FWTdPO z8hvNdr_@D~YHb3AE=;lnYA;bkP*$H;oQRm?m0kOZZNo)l8~D<|S2~$4_ioGrB$^4#SA#gL%Nvfq^YGzC=Cmk*$sT+d`@Re< zHuJutb{Ls?V!JVe%18Dvsf+G|e5P6%=dEhe=Uexfety-pqljeWB-g_KbLb|Li_4a? z9f!#TF*4_}P3>tKt83Dxt#+>H5t@7Exh76y!o(O(7`SQT7QSXJOjNMOf|yvxZ4-C! zjljvy4EMCkz+DqnYzT}eU2<)I+o~!(t=D45ZRoMf=w2?HxQCiH_f33@2L>LRc!clR z%nongq_7uV#@m~_vd&o;=^q8oVApX|N!~eN!pRQf8($kc7)h60W!Kg7NQPqRwV`3n zvQCGr(06{AgcxJTj@DW4luv7lKaLm3&)p!`Q;D~L@i%;YIWR%*BoP)@!8J4e9O9=WhD7!at;93U;QcK!evfge!fpFx2?V66X) z>~F|Dc#izo&_2xBeGKnoWFNiYOn#QP z9?)sqlJZ!<`}ly;rs&mjTb>X3?<0CfkopUw2F@8MzQSCmLM5K1FrC<$#5>OYc}C6F O3Dc#y@CYKp#eV@7?Y+|g literal 0 HcmV?d00001 diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/pom.xml" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/pom.xml" new file mode 100644 index 000000000..dc64172d8 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/pom.xml" @@ -0,0 +1,82 @@ + + + 4.0.0 + + com.md04 + spring04 + 1.0-SNAPSHOT + + + + + + org.projectlombok + lombok + 1.18.36 + compile + + + + org.mybatis + mybatis + 3.5.16 + + + + + com.mysql + mysql-connector-j + 8.3.0 + + + + junit + junit + 4.13.2 + test + + + + org.springframework + spring-context + 5.3.39 + + + + + org.springframework + spring-jdbc + 5.3.39 + + + + + + + com.alibaba + druid + 1.1.21 + + + + + + org.mybatis + mybatis-spring + 2.0.6 + + + + + org.springframework + spring-test + 5.3.39 + + + + + + + diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/JdbcConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/JdbcConfig.java" new file mode 100644 index 000000000..15dd2cb9b --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/JdbcConfig.java" @@ -0,0 +1,34 @@ +package com.md04.config; + +import com.alibaba.druid.pool.DruidDataSource; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.PropertySource; +import org.springframework.stereotype.Component; + +@Component +@PropertySource("classpath:jdbc.properties") +public class JdbcConfig { + @Value("${jdbc.driver}") + private String driverClassName; + @Value("${jdbc.url}") + private String url; + @Value("${jdbc.username}") + private String username; + @Value("${jdbc.password}") + private String password; + + @Bean + public DruidDataSource getDruidDataSource() { + + System.out.println("url:" + url); + DruidDataSource dataSource = new DruidDataSource(); + dataSource.setDriverClassName(driverClassName); + dataSource.setUrl(url); + dataSource.setUsername(username); + dataSource.setPassword(password); + return dataSource; + + } + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/MyBatisConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/MyBatisConfig.java" new file mode 100644 index 000000000..2cae95e66 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/MyBatisConfig.java" @@ -0,0 +1,21 @@ +package com.md04.config; + +import org.mybatis.spring.SqlSessionFactoryBean; +import org.mybatis.spring.annotation.MapperScan; +import org.springframework.context.annotation.Bean; +import org.springframework.stereotype.Component; + +import javax.sql.DataSource; + +@Component +@MapperScan("com.md04.mapper") +public class MyBatisConfig { + @Bean + public SqlSessionFactoryBean getSqlSessionFactoryBean(DataSource dataSource){ + SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean(); + sqlSessionFactoryBean.setDataSource(dataSource); + return sqlSessionFactoryBean; + } + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/SpringConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/SpringConfig.java" new file mode 100644 index 000000000..8003e9826 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/config/SpringConfig.java" @@ -0,0 +1,13 @@ +package com.md04.config; + +import org.springframework.context.annotation.ComponentScan; +import org.springframework.context.annotation.Configuration; +import org.springframework.context.annotation.Import; +import org.springframework.context.annotation.PropertySource; + +@Configuration // 声明自己是一个配置类，就相当于是bean.xml +@ComponentScan({"com.md04.controller","com.md04.service"}) +@Import({JdbcConfig.class, MyBatisConfig.class}) +public class SpringConfig { + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/controller/DeptController.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/controller/DeptController.java" new file mode 100644 index 000000000..94e9fde0d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/controller/DeptController.java" @@ -0,0 +1,46 @@ +package com.md04.controller; + +import com.md04.entity.Dept; +import com.md04.service.DeptService; +import lombok.Data; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Controller; + +import java.util.List; + +@Data +public class DeptController { + @Autowired + private DeptService deptService;//接口 + + public List selectAllDept() { + + return deptService.selectAllDept(); + + } + + public Dept selectOneById(int id) { + return deptService.selectOneById(id); + + } + + public String deleteById(int id) { + + return deptService.deleteById(id) ? "成功" : "失败"; + } + + public void addOne(Dept dept) { + deptService.addOne(dept); + + } + + public void updateOne(Dept dept) { + deptService.updateOne(dept); + + + } + + ; + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/entity/Dept.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/entity/Dept.java" new file mode 100644 index 000000000..5ed832417 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/entity/Dept.java" @@ -0,0 +1,15 @@ +package com.md04.entity; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class Dept { + private int deptId; + private String deptName; + private String deptLoc; + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/mapper/DeptMapper.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/mapper/DeptMapper.java" new file mode 100644 index 000000000..7fb1ec3e1 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/mapper/DeptMapper.java" @@ -0,0 +1,32 @@ +package com.md04.mapper; + +import com.md04.entity.Dept; +import org.apache.ibatis.annotations.Insert; +import org.apache.ibatis.annotations.Select; +import org.apache.ibatis.annotations.Update; + +import java.util.List; + +//相当于采购员 +public interface DeptMapper { + //mapper是接口 + //数据访问层，就是对数据的增、删、改、查 + //查询全部 + @Select("select dept_id deptId,dept_name deptName,loc deptLoc from dept") + List selectAllDept(); + + @Select("select dept_id deptId,dept_name deptName,loc deptLoc from dept where dept_id=#{id}") + Dept selectOneById(int id); + + @Select("delete from dept where dept_id =#{id}") + int deleteById(int id); + + //增加 + @Insert("insert into dept(dept_id,dept_name) values(dept_id=#{deptId},dept_name=#{deptName})") + void addOne(Dept dept); + + //删除 + @Update("update dept set dept_name=#{deptName} where dept_id =#{deptId}") + void updateOne(Dept dept); + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptService.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptService.java" new file mode 100644 index 000000000..f9d16331d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptService.java" @@ -0,0 +1,23 @@ +package com.md04.service; + +import com.md04.entity.Dept; + +import java.util.List; + +public interface DeptService { + + List selectAllDept(); + + Dept selectOneById(int id); + + Boolean deleteById(int id); + + void addOne(Dept dept); + + + void updateOne(Dept dept); + + + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" new file mode 100644 index 000000000..378109eca --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/java/com/md04/service/DeptServiceImpl.java" @@ -0,0 +1,46 @@ +package com.md04.service; + +import com.md04.entity.Dept; +import com.md04.mapper.DeptMapper; +import lombok.Data; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; + +import java.util.List; + +@Data + +public class DeptServiceImpl implements DeptService { + @Autowired + private DeptMapper deptMapper;//接口 + + @Override + public List selectAllDept() { + + return deptMapper.selectAllDept(); + } + + @Override + + public Dept selectOneById(int id) { + return deptMapper.selectOneById(id); + } + + @Override + + public Boolean deleteById(int id) { + return deptMapper.deleteById(id) > 0; + } + + @Override + + public void addOne(Dept dept) { + deptMapper.addOne(dept); + } + + @Override + + public void updateOne(Dept dept) { + deptMapper.updateOne(dept); + } +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/bean.xml" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/bean.xml" new file mode 100644 index 000000000..b44d9452d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/bean.xml" @@ -0,0 +1,37 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/jdbc.properties" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/jdbc.properties" new file mode 100644 index 000000000..6bb28a033 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/jdbc.properties" @@ -0,0 +1,4 @@ +jdbc.driver=com.mysql.cj.jdbc.Driver +jdbc.url=jdbc:mysql:///db_view +jdbc.username=root +jdbc.password=200351 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" new file mode 100644 index 000000000..e4b9c30b2 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/main/resources/spring04\347\254\224\350\256\260.text" @@ -0,0 +1,21 @@ +1、首先要配置pom.xml文件，之后要有entity,mapper,service,controller这些包名 +2、entity里面是表的实体类，根据数据库填写，要有注解 +3、mapper（相当于采购员）是接口，里面写增、删、改、查的语句，例如： + @Select("select * from dept") + List selectAllDept(); + + @Select("select * from where dept_id=#{id}") + Dept selectOneById(int id); + + @Select("delete from dept where dept_id =#{id}") + int deleteById(int id); + + @Insert("insert into dept(dept_name) values(#{deptName})") + void addOne(Dept dept); + + @Update("update dept set dept_name=#{deptName} where dept_id =#{deptId}") + void updateOne(Dept dept); + +4、service（相当于厨师，厨师依赖于采购员）里面写一个实现类，一个接口（里面写增删改查），依赖于mapper +5、controller（相当于服务员，服务员依赖于厨师）里面写实现类，依赖于service +6、以上步骤完成后，要添加两个文件，一个是bean.xml文件，一个是jdbc.properties文件，然后进行bean.xml文件的填写，也就是spring整合mybatis的填写 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestDept.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestDept.java" new file mode 100644 index 000000000..f6e223a17 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestDept.java" @@ -0,0 +1,49 @@ +package com.md04.test; + +import com.md04.controller.DeptController; +import com.md04.entity.Dept; +import com.md04.mapper.DeptMapper; +import com.md04.service.DeptService; +import org.apache.ibatis.io.Resources; +import org.apache.ibatis.session.SqlSession; +import org.apache.ibatis.session.SqlSessionFactory; +import org.apache.ibatis.session.SqlSessionFactoryBuilder; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; + +import java.io.IOException; +import java.io.InputStream; +import java.util.Date; +import java.util.List; + +@RunWith(SpringJUnit4ClassRunner.class) +@ContextConfiguration(locations = "classpath:bean.xml") +public class TestDept { + @Autowired + private DeptMapper deptMapper; + @Autowired// 自动装配 + private DeptController deptController; + + @Test + public void d1() { + List deptList = deptMapper.selectAllDept(); + for (Dept dept : deptList) { + System.out.println("dept=" + dept); + + } + + } + + @Test + public void d2() { + Dept dept = deptController.selectOneById(3); + System.out.println("dept=" + dept); + + + } + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestKFC.java" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestKFC.java" new file mode 100644 index 000000000..c48f3dd4c --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/src/test/java/com/md04/test/TestKFC.java" @@ -0,0 +1,25 @@ +package com.md04.test; + +import com.md04.config.SpringConfig; +import com.md04.controller.DeptController; +import com.md04.entity.Dept; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; + +@RunWith(SpringJUnit4ClassRunner.class) +@ContextConfiguration(classes = SpringConfig.class) +public class TestKFC { + @Autowired + private DeptController deptController; + + @Test + public void t1() { +// ApplicationContext context = new AnnotationConfigApplicationContext(SpringConfig.class); +// DeptController controller = context.getBean(DeptController.class); + Dept dept = deptController.selectOneById(3); + System.out.println("dept = " + dept); + } +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/bean.xml" "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/bean.xml" new file mode 100644 index 000000000..b44d9452d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/bean.xml" @@ -0,0 +1,37 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241223/spring04/target/classes/com/md04/config/JdbcConfig.class" 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z0R6be6V+yLA`bqDCcXh96W@?XR?w9Hism0^d4GarmtH~ZWCf`T(iL23P`5J(Bug-8YFz;8tu0 + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/.idea/workspace.xml" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/.idea/workspace.xml" new file mode 100644 index 000000000..d439bbabf --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/.idea/workspace.xml" @@ -0,0 +1,31 @@ + + + + + + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/pom.xml" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/pom.xml" new file mode 100644 index 000000000..4df948938 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/pom.xml" @@ -0,0 +1,93 @@ + + + 4.0.0 + + com.demo + spring05 + 1.0-SNAPSHOT + + + + + org.projectlombok + lombok + 1.18.36 + compile + + + + org.mybatis + mybatis + 3.5.16 + + + + + com.mysql + mysql-connector-j + 8.3.0 + + + + junit + junit + 4.13.2 + test + + + + org.springframework + spring-context + 5.3.39 + + + + + org.springframework + spring-jdbc + 5.3.39 + + + + + + + com.alibaba + druid + 1.1.21 + + + + + + org.mybatis + mybatis-spring + 2.0.6 + + + + + org.springframework + spring-test + 5.3.39 + + + + + + + + org.apache.maven.plugins + maven-compiler-plugin + + 6 + 6 + + + + + + + \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/JdbcConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/JdbcConfig.java" new file mode 100644 index 000000000..ecaaca673 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/JdbcConfig.java" @@ -0,0 +1,42 @@ +package com.demo.config; + +import com.alibaba.druid.pool.DruidDataSource; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.PropertySource; +import org.springframework.stereotype.Component; + +import javax.sql.DataSource; + +@Component +@PropertySource("classpath:jdbc.properties") +public class JdbcConfig { + // 1. 表明身份 Component,才能被导入 +// 2. 导入外部属性文件 jdbc.properties (先在resources目录创建好) +// 3. 定义四个属性，用来注入jdbc.properties的4个要素的值 +// 4. 在写个属性上方写@Value(变量名) +// 5. 定义一个方法，用来获取DataSource 或,DruidDataSource ,在方法体里，new DruidDataSource,并设定好四个要素的值 +// 6. 在方法上方，写一个注解@Bean，才能将返回值对象交给Spring容器管理 + @Value("${jdbc.driver}") + private String driver; + + @Value("${jdbc.url}") + private String url; + + @Value("${jdbc.username}") + private String username; + + @Value("${jdbc.password}") + private String password; + + @Bean //一定不能忘记 + public DataSource dataSource() { + DruidDataSource dataSource = new DruidDataSource(); + dataSource.setDriverClassName(driver); + dataSource.setUrl(url); + dataSource.setUsername(username); + dataSource.setPassword(password); + return dataSource; + } + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/MybatisConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/MybatisConfig.java" new file mode 100644 index 000000000..b88cbd0c7 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/MybatisConfig.java" @@ -0,0 +1,25 @@ +package com.demo.config; + +import org.mybatis.spring.SqlSessionFactoryBean; +import org.mybatis.spring.annotation.MapperScan; +import org.springframework.context.annotation.Bean; +import org.springframework.stereotype.Component; + +import javax.sql.DataSource; + +@Component +@MapperScan("com.demo.mapper") +public class MybatisConfig { + // 1. 表明身份 @Component +// 2. 扫描mapper包，生成mapper实现类 @MapperScan("com.demo.mapper") +// 3. 负责调用druid创建SqlSessionFactoryBean，创建一个方法SSFB,通过形参的方式，将druid DataSource注入到方法体中 +// 4. 千万不要忘记，写@Bean + @Bean + public SqlSessionFactoryBean sqlSessionFactoryBean(DataSource dataSource) { + SqlSessionFactoryBean sessionFactoryBean = new SqlSessionFactoryBean(); + sessionFactoryBean.setDataSource(dataSource); + return sessionFactoryBean; + } + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/SpringConfig.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/SpringConfig.java" new file mode 100644 index 000000000..48fa56427 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/config/SpringConfig.java" @@ -0,0 +1,16 @@ +package com.demo.config; + +import org.springframework.context.annotation.ComponentScan; +import org.springframework.context.annotation.Configuration; +import org.springframework.context.annotation.Import; + +@Configuration +@ComponentScan({"com.demo.controller", "com.demo.service"}) +@Import({JdbcConfig.class, MybatisConfig.class}) +public class SpringConfig { +// 1. 声明身份 是Spring核心配置类 @Configuration +// 2. 负责扫描controller.和service包。接管这些类的Bean @ComponentScan({"com.demo.controller","com.demo.service"}) +// 3. 还负责整合 JdbcConfig 和MybatisConfig + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/controller/DeptController.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/controller/DeptController.java" new file mode 100644 index 000000000..71050ac6d --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/controller/DeptController.java" @@ -0,0 +1,52 @@ +package com.demo.controller; + +import com.demo.entity.Dept; +import com.demo.mapper.DeptMapper; +import com.demo.service.DeptService; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Controller; + +import java.util.List; + +@Controller //表明身份@Controller，接受Spring容器的管理 +public class DeptController { + // 1. 表明身份@Controller，接受Spring容器的管理 + // 2. 直接复制serviceImpl的代码过来 + // 3. 删除@Override +// 4. controller是依赖servicve的，所以把mapper属性改成service属性 +// 5. 将方法体中所有的mapper都修改成service对象 +// 6. 将添加，修改，删除三个方法体中的。返回值类型改成String , true 对应成功，false 失败 +// 7. 通过三元运算符，根据布尔类型转成字符串的返回结果 + @Autowired +// private DeptMapper deptMapper; + private DeptService deptService; + + public List selectAllDept() { + return deptService.selectAllDept(); + } + + + public Dept selectDeptById(int id) { + return deptService.selectDeptById(id); + } + + + public String deleteDeptById(int id) { + //mapper的delete、update、insert返回值是int + //service的delete、update、insert返回值是boolean + // 受影响行数大于0，就是成功，返回true,否则false + return deptService.deleteDeptById(id) ? "删除成功" : "删除失败"; + } + + + public String insertDept(Dept dept) { + return deptService.insertDept(dept) ? "添加成功" : "添加失败"; + } + + + public String updateDept(Dept dept) { + return deptService.updateDept(dept) ? "修改成功" : "修改失败"; + } + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/entity/Dept.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/entity/Dept.java" new file mode 100644 index 000000000..f708c7cf7 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/entity/Dept.java" @@ -0,0 +1,15 @@ +package com.demo.entity; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@AllArgsConstructor +@NoArgsConstructor +public class Dept { + private int deptId; + private String deptName; + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/mapper/DeptMapper.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/mapper/DeptMapper.java" new file mode 100644 index 000000000..b4aac72cf --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/mapper/DeptMapper.java" @@ -0,0 +1,29 @@ +package com.demo.mapper; + +import com.demo.entity.Dept; +import org.apache.ibatis.annotations.Delete; +import org.apache.ibatis.annotations.Insert; +import org.apache.ibatis.annotations.Select; +import org.apache.ibatis.annotations.Update; + +import java.util.List; + +public interface DeptMapper { + + @Select("select dept_id deptId,dept_name deptName from dept") + List selectAllDept(); + + @Select("select dept_id deptId,dept_name deptName from dept where dept_id=#{id}") + Dept selectDeptById(int id); + + @Delete("delete from dept where dept_id=#{id}") + int deleteDeptById(int id); + + @Insert("insert into dept(dept_name) values (#{deptName})") + int insertDept(Dept dept); + + @Update("update dept set dept_name=#{deptName}") + int updateDept(Dept dept); + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptService.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptService.java" new file mode 100644 index 000000000..d343c8e84 --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptService.java" @@ -0,0 +1,24 @@ +package com.demo.service; + +import com.demo.entity.Dept; +import org.apache.ibatis.annotations.Delete; +import org.apache.ibatis.annotations.Insert; +import org.apache.ibatis.annotations.Select; +import org.apache.ibatis.annotations.Update; + +import java.util.List; + +public interface DeptService { + + List selectAllDept(); + + Dept selectDeptById(int id); + + boolean deleteDeptById(int id); + + boolean insertDept(Dept dept); + + boolean updateDept(Dept dept); + + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptServiceImpl.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptServiceImpl.java" new file mode 100644 index 000000000..e32821acc --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/java/com/demo/service/DeptServiceImpl.java" @@ -0,0 +1,48 @@ +package com.demo.service; + +import com.demo.entity.Dept; +import com.demo.mapper.DeptMapper; +import lombok.Data; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; + +import java.util.List; + +@Data +@Service //告诉扫描包的时候，我愿意被接管 +public class DeptServiceImpl implements DeptService { + @Autowired + private DeptMapper deptMapper; + + @Override + public List selectAllDept() { + return deptMapper.selectAllDept(); + } + + @Override + + public Dept selectDeptById(int id) { + return deptMapper.selectDeptById(id); + } + + @Override + + public boolean deleteDeptById(int id) { + //mapper的delete、update、insert返回值是int + //service的delete、update、insert返回值是boolean + // 受影响行数大于0，就是成功，返回true,否则false + return deptMapper.deleteDeptById(id) > 0; + } + + @Override + + public boolean insertDept(Dept dept) { + return deptMapper.insertDept(dept) > 0; + } + + @Override + + public boolean updateDept(Dept dept) { + return deptMapper.updateDept(dept) > 0; + } +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/resources/jdbc.properties" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/resources/jdbc.properties" new file mode 100644 index 000000000..2fd73bf7e --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/main/resources/jdbc.properties" @@ -0,0 +1,4 @@ +jdbc.driver=com.mysql.cj.jdbc.Driver +jdbc.url=jdbc:mysql:///db231 +jdbc.username=root +jdbc.password=200351 \ No newline at end of file diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/test/java/com/demo/test/TestDept.java" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/test/java/com/demo/test/TestDept.java" new file mode 100644 index 000000000..fd523321e --- /dev/null +++ "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/src/test/java/com/demo/test/TestDept.java" @@ -0,0 +1,33 @@ +package com.demo.test; + +import com.demo.config.SpringConfig; +import com.demo.controller.DeptController; +import com.demo.entity.Dept; +import org.junit.Test; +import org.springframework.context.ApplicationContext; +import org.springframework.context.annotation.AnnotationConfigApplicationContext; + +import java.util.List; + +public class TestDept { + @Test + public void t1() { + ApplicationContext context = new AnnotationConfigApplicationContext(SpringConfig.class); + DeptController controller = context.getBean(DeptController.class); + List deptList = controller.selectAllDept(); + for (Dept dept : deptList) { + + System.out.println("dept=" + dept); + + + } + } + + @Test + public void t2() { + ApplicationContext context = new AnnotationConfigApplicationContext(SpringConfig.class); + DeptController controller = context.getBean(DeptController.class); + + } + +} diff --git "a/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/config/JdbcConfig.class" "b/\350\213\217\351\271\212\346\235\203/20241224java\345\256\214\346\225\264/spring05/target/classes/com/demo/config/JdbcConfig.class" new file mode 100644 index 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