mybatis_train/src/main/java/com/pojo/test_entity/Person.java

@@ -0,0 +1,9 @@
+package com.pojo.test_entity;
+
+import lombok.Data;
+
+@Data
+public class Person {
+    private String name;
+    private Integer age;
+}

mybatis_train/src/main/java/com/pojo/test_entity/Student.java

@@ -0,0 +1,14 @@
+package com.pojo.test_entity;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
+//@EqualsAndHashCode
+public class Student extends Person{
+    // 班级
+    private String classes;
+}

mybatis_train/src/test/java/TestLombok.java

@@ -0,0 +1,19 @@
+import com.pojo.test_entity.Student;
+import org.junit.Test;
+
+public class TestLombok {
+
+    @Test
+    public void testEqualAndHashCode() {
+        Student student1 = new Student();
+        student1.setClasses("7年级");
+        student1.setName("zhang");
+        student1.setAge(11);
+        Student student2 = new Student();
+        student2.setClasses("7年级");
+        student2.setName("zhang");
+        student2.setAge(111);
+        System.out.println(student1);
+        boolean equals = student1.equals(student2);
+    }
+}

springMvc/src/main/java/com/controller/ExceptionTestController.java

@@ -21,6 +21,8 @@ public class ExceptionTestController {
     public Map exception1() {
         HashMap stringStringHashMap = new HashMap<String, String>();
         stringStringHashMap.put("1","2");
+        
+
         throw new MyException();
 //        return stringStringHashMap;
     }

spring_annotation/src/main/java/AnnotationMain.java

@@ -1,7 +1,9 @@
 import com.Config.JdbcUtil;
 import com.Config.SpringConfiguration;
+import com.Config.TestConfiguration;
 import com.alibaba.druid.pool.DruidDataSource;
 import com.alibaba.druid.pool.DruidPooledConnection;
+import com.entity.User;
 import com.service.JwtService;
 import com.service.StudentService;
 import com.service.UserService;
@@ -14,14 +16,16 @@ import org.springframework.context.annotation.AnnotationConfigApplicationContext
 public class AnnotationMain {
     public static void main(String[] args) throws Exception{
         ApplicationContext applicationContext = new AnnotationConfigApplicationContext(SpringConfiguration.class);
-        Object jdbcUrl = applicationContext.getBean("getJdbcUrl");
-        StudentService bean = applicationContext.getBean(StudentService.class);
-        JwtService bean1 = applicationContext.getBean(JwtService.class);
-        String s = bean1.generateToken("123");
-        bean1.parseToken(s);
-        UserService userService = applicationContext.getBean(UserService.class);
-        userService.addUserBatch();
-        System.out.println(JdbcUtil.URL);
+//        Object jdbcUrl = applicationContext.getBean("getJdbcUrl");
+//        StudentService bean = applicationContext.getBean(StudentService.class);
+//        JwtService bean1 = applicationContext.getBean(JwtService.class);
+//        String s = bean1.generateToken("123");
+//        bean1.parseToken(s);
+//        UserService userService = applicationContext.getBean(UserService.class);
+//        userService.addUserBatch();
+        TestConfiguration bean2 = applicationContext.getBean(TestConfiguration.class);
+        User user1 = applicationContext.getBean("user1", User.class);
+        User user11 = bean2.getUser1();
 //        JdbcUtil bean2 = applicationContext.getBean(JdbcUtil.class);
     }
 }

spring_annotation/src/main/java/com/Config/TestConfiguration.java

@@ -1,12 +1,22 @@
 package com.Config;
 
+import com.entity.User;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 @Configuration
+//@Configuration(proxyBeanMethods = false)
 public class TestConfiguration {
     @Bean
     public String testStringBean() {
         return "String";
     }
+    @Bean("user1")
+    public User getUser1() {
+        return new User(1,"user1");
+    }
+    @Bean("user2")
+    public User getUser2() {
+        return new User(2,"user2");
+    }
 }

spring_annotation/src/main/java/com/entity/User.java

@@ -0,0 +1,14 @@
+package com.entity;
+
+import lombok.Data;
+
+@Data
+public class User {
+    private Integer userId;
+    private String userName;
+
+    public User(Integer userId, String userName) {
+        this.userId = userId;
+        this.userName = userName;
+    }
+}

spring_annotation/src/main/resources/context.xml

@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<beans xmlns="http://www.springframework.org/schema/beans"
-       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-       xmlns:context="http://www.springframework.org/schema/context"
-       xsi:schemaLocation="http://www.springframework.org/schema/beans
-       http://www.springframework.org/schema/beans/spring-beans.xsd
-       http://www.springframework.org/schema/context
-       https://www.springframework.org/schema/context/spring-context.xsd">
-<!--    <bean id="userService1" class="com.service.impl.UserServiceImpl">-->
-<!--&lt;!&ndash;        <constructor-arg name="userDao" ref="UserDao"></constructor-arg>&ndash;&gt;-->
-<!--    </bean>-->
-<!--    加载外部 properties文件-->
-<!--    <context:property-placeholder location="jdbc.properties"></context:property-placeholder>-->
-<!--    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">-->
-<!--        <property name="driverClassName" value="${jdbc.driver}"></property>-->
-<!--        <property name="url" value="${jdbc.url}"></property>-->
-<!--        <property name="username" value="${jdbc.username}"></property>-->
-<!--        <property name="password" value="${jdbc.password}"></property>-->
-<!--    </bean>-->
-    <!--    组件扫描-->
-    <context:component-scan base-package="com"></context:component-scan>
-</beans>

spring_aop/src/main/java/com/transaction_anno/service/impl/AccountServiceImpl.java

@@ -20,8 +20,8 @@ public class AccountServiceImpl implements AccountService {
         accountEntity.setBalance(300.0);
         int i = accountDao.saveAccount(accountEntity);
     }
-    @Transactional(rollbackFor = Exception.class,propagation = Propagation.REQUIRED)
-//    @Transactional
+//    @Transactional(rollbackFor = Exception.class,propagation = Propagation.REQUIRED)
+    @Transactional
     @Override
     public int reduceAccount(AccountEntity toEntity) {
         int in = accountDao.incomeAccount(toEntity, "to");

spring_aop/src/main/java/com/transaction_anno/service/impl/AccountTxServiceImpl.java

@@ -16,8 +16,8 @@ public class AccountTxServiceImpl implements AccountTxService {
     @Autowired
     AccountTwoService accountTwoService;
 
-    @Transactional(propagation = Propagation.REQUIRES_NEW)
-//    @Transactional
+//    @Transactional(propagation = Propagation.REQUIRED)
+    @Transactional
     @Override
     public void transformTx() {
         // 转账操作