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20.2.从零开始学springboot-搭建一个可以上线的项目结构-单项目篇（2）
前言
接 从零开始学springboot-搭建一个可以上线的项目结构-单项目篇（1）
完善
service/RedisService
package com.mrcoder.sbmmultidbxmldruidatomikos.service;
import com.mrcoder.sbmmultidbxmldruidatomikos.utils.redis.RedisUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
/**
* redis 测试业务层
*/
@Service
public class RedisService {
@Autowired
private StringRedisTemplate stringRedisTemplate;
@Autowired
private RedisUtil redisUtil;//内部封装了 RedisTemplate<String, Object>
/**
* 测试存储 String 类型数据
*/
public void setValue(String key, String string) {
redisUtil.set(key, string);
}
/**
* 测试读取 String 类型数据
*/
public Object getValue(String key) {
boolean flag = redisUtil.hasKey(key);
Object rs = null;
if (flag) {
rs = redisUtil.get(key);
}
return rs;
}
}
service/StudentService
package com.mrcoder.sbmmultidbxmldruidatomikos.service;
import com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student;
import java.util.List;
public interface StudentService {
public List<Student> getListByAnno();
public List<Student> getList();
public Student getById(Long id);
public Integer save(Student s);
public Integer update(Student s);
public Integer delete(Long id);
public void trans(int code);
}
service/TeacherService
package com.mrcoder.sbmmultidbxmldruidatomikos.service;
public class TeacherService {
}
service/impl/StudentServiceImpl
package com.mrcoder.sbmmultidbxmldruidatomikos.service.impl;
import com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student;
import com.mrcoder.sbmmultidbxmldruidatomikos.entity.slave.Teacher;
import com.mrcoder.sbmmultidbxmldruidatomikos.mapper.master.StudentMapper;
import com.mrcoder.sbmmultidbxmldruidatomikos.mapper.slave.TeacherMapper;
import com.mrcoder.sbmmultidbxmldruidatomikos.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.List;
@Service
public class StudentServiceImpl implements StudentService {
@Autowired
private StudentMapper studentMapper;
@Autowired
private TeacherMapper teacherMapper;
public List<Student> getListByAnno() {
return studentMapper.getListByAnno();
}
public List<Student> getList() {
return studentMapper.getList();
}
public Student getById(Long id) {
return studentMapper.getById(id);
}
public Integer save(Student s) {
return studentMapper.insert(s);
}
public Integer update(Student s) {
return studentMapper.update(s);
}
public Integer delete(Long id) {
return studentMapper.delete(id);
}
@Transactional
public void trans(int code) {
Student s1 = new Student();
s1.setAge(10);
s1.setGrade(10);
s1.setName("s1");
studentMapper.insert(s1);
Teacher t1 = new Teacher();
t1.setAge(10);
t1.setName("t1");
t1.setCourse(10);
teacherMapper.insert(t1);
int result = 1 / code;
}
}
service/impl/TeacherServiceImpl
package com.mrcoder.sbmmultidbxmldruidatomikos.service.impl;
public class TeacherServiceImpl {
}
utils/redis/RedisUtil
package com.mrcoder.sbmmultidbxmldruidatomikos.utils.redis;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.CollectionUtils;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
/**
* @Description: redis 工具类
*/
public class RedisUtil {
private RedisTemplate<String, Object> redisTemplate;
public void setRedisTemplate(RedisTemplate<String, Object> redisTemplate) {
this.redisTemplate = redisTemplate;
}
/**
* 指定缓存失效时间
*
* @param key 键
* @param time 时间(秒)
* @return
*/
public boolean expire(String key, long time) {
try {
if (time > 0) {
redisTemplate.expire(key, time, TimeUnit.SECONDS);
}
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 根据key 获取过期时间
*
* @param key 键 不能为null
* @return 时间(秒) 返回0代表为永久有效
*/
public long getExpire(String key) {
return redisTemplate.getExpire(key, TimeUnit.SECONDS);
}
/**
* 判断key是否存在
*
* @param key 键
* @return true 存在 false不存在
*/
public boolean hasKey(String key) {
try {
return redisTemplate.hasKey(key);
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 删除缓存
*
* @param key 可以传一个值 或多个
*/
@SuppressWarnings("unchecked")
public void del(String... key) {
if (key != null && key.length > 0) {
if (key.length == 1) {
redisTemplate.delete(key[0]);
} else {
redisTemplate.delete(CollectionUtils.arrayToList(key));
}
}
}
/**
* 普通缓存获取
*
* @param key 键
* @return 值
*/
public Object get(String key) {
return key == null ? null : redisTemplate.opsForValue().get(key);
}
/**
* 普通缓存放入
*
* @param key 键
* @param value 值
* @return true成功 false失败
*/
public boolean set(String key, Object value) {
try {
redisTemplate.opsForValue().set(key, value);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 普通缓存放入并设置时间
*
* @param key 键
* @param value 值
* @param time 时间(秒) time要大于0 如果time小于等于0 将设置无限期
* @return true成功 false 失败
*/
public boolean set(String key, Object value, long time) {
try {
if (time > 0) {
redisTemplate.opsForValue().set(key, value, time, TimeUnit.SECONDS);
} else {
set(key, value);
}
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 递增
*
* @param key 键
* @param delta 要增加几(大于0)
* @return
*/
public long incr(String key, long delta) {
if (delta < 0) {
throw new RuntimeException("递增因子必须大于0");
}
return redisTemplate.opsForValue().increment(key, delta);
}
/**
* 递减
*
* @param key 键
* @param delta 要减少几(小于0)
* @return
*/
public long decr(String key, long delta) {
if (delta < 0) {
throw new RuntimeException("递减因子必须大于0");
}
return redisTemplate.opsForValue().increment(key, -delta);
}
/**
* HashGet
*
* @param key 键 不能为null
* @param item 项 不能为null
* @return 值
*/
public Object hget(String key, String item) {
return redisTemplate.opsForHash().get(key, item);
}
/**
* 获取hashKey对应的所有键值
*
* @param key 键
* @return 对应的多个键值
*/
public Map<Object, Object> hmget(String key) {
return redisTemplate.opsForHash().entries(key);
}
/**
* HashSet
*
* @param key 键
* @param map 对应多个键值
* @return true 成功 false 失败
*/
public boolean hmset(String key, Map<String, Object> map) {
try {
redisTemplate.opsForHash().putAll(key, map);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* HashSet 并设置时间
*
* @param key 键
* @param map 对应多个键值
* @param time 时间(秒)
* @return true成功 false失败
*/
public boolean hmset(String key, Map<String, Object> map, long time) {
try {
redisTemplate.opsForHash().putAll(key, map);
if (time > 0) {
expire(key, time);
}
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 向一张hash表中放入数据,如果不存在将创建
*
* @param key 键
* @param item 项
* @param value 值
* @return true 成功 false失败
*/
public boolean hset(String key, String item, Object value) {
try {
redisTemplate.opsForHash().put(key, item, value);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 向一张hash表中放入数据,如果不存在将创建
*
* @param key 键
* @param item 项
* @param value 值
* @param time 时间(秒) 注意:如果已存在的hash表有时间,这里将会替换原有的时间
* @return true 成功 false失败
*/
public boolean hset(String key, String item, Object value, long time) {
try {
redisTemplate.opsForHash().put(key, item, value);
if (time > 0) {
expire(key, time);
}
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 删除hash表中的值
*
* @param key 键 不能为null
* @param item 项 可以使多个 不能为null
*/
public void hdel(String key, Object... item) {
redisTemplate.opsForHash().delete(key, item);
}
/**
* 判断hash表中是否有该项的值
*
* @param key 键 不能为null
* @param item 项 不能为null
* @return true 存在 false不存在
*/
public boolean hHasKey(String key, String item) {
return redisTemplate.opsForHash().hasKey(key, item);
}
/**
* hash递增 如果不存在,就会创建一个 并把新增后的值返回
*
* @param key 键
* @param item 项
* @param by 要增加几(大于0)
* @return
*/
public double hincr(String key, String item, double by) {
return redisTemplate.opsForHash().increment(key, item, by);
}
/**
* hash递减
*
* @param key 键
* @param item 项
* @param by 要减少记(小于0)
* @return
*/
public double hdecr(String key, String item, double by) {
return redisTemplate.opsForHash().increment(key, item, -by);
}
/**
* 根据key获取Set中的所有值
*
* @param key 键
* @return
*/
public Set<Object> sGet(String key) {
try {
return redisTemplate.opsForSet().members(key);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/**
* 根据value从一个set中查询,是否存在
*
* @param key 键
* @param value 值
* @return true 存在 false不存在
*/
public boolean sHasKey(String key, Object value) {
try {
return redisTemplate.opsForSet().isMember(key, value);
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 将数据放入set缓存
*
* @param key 键
* @param values 值 可以是多个
* @return 成功个数
*/
public long sSet(String key, Object... values) {
try {
return redisTemplate.opsForSet().add(key, values);
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
/**
* 将set数据放入缓存
*
* @param key 键
* @param time 时间(秒)
* @param values 值 可以是多个
* @return 成功个数
*/
public long sSetAndTime(String key, long time, Object... values) {
try {
Long count = redisTemplate.opsForSet().add(key, values);
if (time > 0) expire(key, time);
return count;
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
/**
* 获取set缓存的长度
*
* @param key 键
* @return
*/
public long sGetSetSize(String key) {
try {
return redisTemplate.opsForSet().size(key);
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
/**
* 移除值为value的
*
* @param key 键
* @param values 值 可以是多个
* @return 移除的个数
*/
public long setRemove(String key, Object... values) {
try {
Long count = redisTemplate.opsForSet().remove(key, values);
return count;
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
//===============================list=================================
/**
* 获取list缓存的内容
*
* @param key 键
* @param start 开始
* @param end 结束 0 到 -1代表所有值
* @return
*/
public List<Object> lGet(String key, long start, long end) {
try {
return redisTemplate.opsForList().range(key, start, end);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/**
* 获取list缓存的长度
*
* @param key 键
* @return
*/
public long lGetListSize(String key) {
try {
return redisTemplate.opsForList().size(key);
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
/**
* 通过索引 获取list中的值
*
* @param key 键
* @param index 索引 index>=0时， 0 表头，1 第二个元素，依次类推；index<0时，-1，表尾，-2倒数第二个元素，依次类推
* @return
*/
public Object lGetIndex(String key, long index) {
try {
return redisTemplate.opsForList().index(key, index);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/**
* 将list放入缓存
*
* @param key 键
* @param value 值
* @return
*/
public boolean lSet(String key, Object value) {
try {
redisTemplate.opsForList().rightPush(key, value);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 将list放入缓存
*
* @param key 键
* @param value 值
* @param time 时间(秒)
* @return
*/
public boolean lSet(String key, Object value, long time) {
try {
redisTemplate.opsForList().rightPush(key, value);
if (time > 0) expire(key, time);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 将list放入缓存
*
* @param key 键
* @param value 值
* @return
*/
public boolean lSet(String key, List<Object> value) {
try {
redisTemplate.opsForList().rightPushAll(key, value);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 将list放入缓存
*
* @param key 键
* @param value 值
* @param time 时间(秒)
* @return
*/
public boolean lSet(String key, List<Object> value, long time) {
try {
redisTemplate.opsForList().rightPushAll(key, value);
if (time > 0) expire(key, time);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 根据索引修改list中的某条数据
*
* @param key 键
* @param index 索引
* @param value 值
* @return
*/
public boolean lUpdateIndex(String key, long index, Object value) {
try {
redisTemplate.opsForList().set(key, index, value);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
* 移除N个值为value
*
* @param key 键
* @param count 移除多少个
* @param value 值
* @return 移除的个数
*/
public long lRemove(String key, long count, Object value) {
try {
Long remove = redisTemplate.opsForList().remove(key, count, value);
return remove;
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
}
controller/CurdController
package com.mrcoder.sbmmultidbxmldruidatomikos.controller;
import com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student;
import com.mrcoder.sbmmultidbxmldruidatomikos.service.RedisService;
import com.mrcoder.sbmmultidbxmldruidatomikos.service.StudentService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import java.util.List;
@RestController
public class CurdController {
@Autowired
private StudentService studentService;
@Autowired
private RedisService redisService;
private Logger logger = LoggerFactory.getLogger(CurdController.class);
@RequestMapping("log")
public void testAll() {
logger.info("====info");
logger.warn("====warn");
logger.error("====error");
}
//列表查询
@RequestMapping("getStudentList")
public ResponseEntity<List<Student>> getStudentList() {
return ResponseEntity.ok(studentService.getList());
}
//列表查询
@RequestMapping("getStudentListByAnno")
public ResponseEntity<List<Student>> getStudentListByAnno() {
return ResponseEntity.ok(studentService.getListByAnno());
}
//新增
@RequestMapping("addStudent")
public int addStudent() {
Student student = new Student();
student.setAge(1);
student.setGrade(1);
student.setName("student");
return studentService.save(student);
}
//更新
@RequestMapping("updateStudent/{id}")
public int updateStudent(@PathVariable(name = "id") Long id) {
Student student = new Student();
student.setAge(10);
student.setGrade(10);
student.setName("update");
student.setId(id);
return studentService.update(student);
}
//删除
@RequestMapping("deleteStudent/{id}")
public int deleteStudent(@PathVariable(name = "id") Long id) {
return studentService.delete(id);
}
//事务
@RequestMapping("transSuccess")
public void transSuccess() {
//人为制造0除异常测试事务分布式事务回滚
studentService.trans(1);
}
//事务
@RequestMapping("transRoll")
public void transRoll() {
//人为制造0除异常测试事务分布式事务回滚
studentService.trans(0);
}
//redis string读写
@RequestMapping(value = "/redis")
public String redis(){
redisService.setValue("test", "test123");
return redisService.getValue("test").toString();
}
}
resource/generator/masterGenerator.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE generatorConfiguration PUBLIC
"-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd" >
<generatorConfiguration>
<!-- 本地数据库驱动程序jar包的全路径 -->
<classPathEntry location="D:\MaveRepository\mysql\mysql-connector-java\8.0.15\mysql-connector-java-8.0.15.jar"/>
<context id="context" targetRuntime="MyBatis3">
<!-- optional，旨在创建class时，对注释进行控制 -->
<commentGenerator>
<property name="suppressAllComments" value="true"/>
<property name="suppressDate" value="true"/>
</commentGenerator>
<!-- 数据库的相关配置 -->
<jdbcConnection driverClass="com.mysql.cj.jdbc.Driver" connectionURL="jdbc:mysql://192.168.145.131:3306/test"
userId="root" password="123456"/>
<!-- 非必需，类型处理器，在数据库类型和java类型之间的转换控制-->
<javaTypeResolver>
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!-- Model实体类生成的位置 -->
<javaModelGenerator targetPackage="com.mrcoder.sbmmultidbxmldruidatomikos.entity.master" targetProject="src/main/java">
<!-- 是否对model添加 构造函数 -->
<property name="constructorBased" value="false"/>
<!-- 是否允许子包，即targetPackage.schemaName.tableName -->
<property name="enableSubPackages" value="true"/>
<!-- 建立的Model对象是否 不可改变 即生成的Model对象不会有 setter方法，只有构造方法 -->
<property name="immutable" value="false"/>
<!-- 给Model添加一个父类 -->
<!--<property name="rootClass" value="com.foo.louis.Hello"/>-->
<!-- 是否对类CHAR类型的列的数据进行trim操作 -->
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!-- *Mapper.xml 文件的位置 -->
<sqlMapGenerator targetPackage="mapper/master" targetProject="src/main/resources">
<property name="enableSubPackages" value="true"/>
</sqlMapGenerator>
<!-- Mapper 接口文件的位置 -->
<javaClientGenerator targetPackage="com.mrcoder.sbmmultidbxmldruidatomikos.mapper.master" targetProject="src/main/java"
type="XMLMAPPER">
<property name="enableSubPackages" value="true"/>
<!--
定义Maper.java 源代码中的ByExample() 方法的可视性，可选的值有：
public;
private;
protected;
default
注意：如果 targetRuntime="MyBatis3",此参数被忽略
-->
<property name="exampleMethodVisibility" value=""/>
<!--方法名计数器Important note: this property is ignored if the target runtime is MyBatis3.-->
<property name="methodNameCalculator" value=""/>
<!--为生成的接口添加父接口-->
<property name="rootInterface" value=""/>
</javaClientGenerator>
<!-- 相关表的配置 -->
<table tableName="person" enableCountByExample="false" enableDeleteByExample="false"
enableSelectByExample="false"
enableUpdateByExample="false"/>
</context>
</generatorConfiguration>
resource/generator/slaveGenerator.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE generatorConfiguration PUBLIC
"-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd" >
<generatorConfiguration>
<!-- 本地数据库驱动程序jar包的全路径 -->
<classPathEntry location="D:\MaveRepository\mysql\mysql-connector-java\8.0.15\mysql-connector-java-8.0.15.jar"/>
<context id="context" targetRuntime="MyBatis3">
<!-- optional，旨在创建class时，对注释进行控制 -->
<commentGenerator>
<property name="suppressAllComments" value="true"/>
<property name="suppressDate" value="true"/>
</commentGenerator>
<!-- 数据库的相关配置 -->
<jdbcConnection driverClass="com.mysql.cj.jdbc.Driver" connectionURL="jdbc:mysql://192.168.145.131:3306/test2"
userId="root" password="123456"/>
<!-- 非必需，类型处理器，在数据库类型和java类型之间的转换控制-->
<javaTypeResolver>
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!-- Model实体类生成的位置 -->
<javaModelGenerator targetPackage="com.mrcoder.sbmmultidbxmldruidatomikos.entity.slave" targetProject="src/main/java">
<!-- 是否对model添加 构造函数 -->
<property name="constructorBased" value="false"/>
<!-- 是否允许子包，即targetPackage.schemaName.tableName -->
<property name="enableSubPackages" value="true"/>
<!-- 建立的Model对象是否 不可改变 即生成的Model对象不会有 setter方法，只有构造方法 -->
<property name="immutable" value="false"/>
<!-- 给Model添加一个父类 -->
<!--<property name="rootClass" value="com.foo.louis.Hello"/>-->
<!-- 是否对类CHAR类型的列的数据进行trim操作 -->
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!-- *Mapper.xml 文件的位置 -->
<sqlMapGenerator targetPackage="mapper/slave" targetProject="src/main/resources">
<property name="enableSubPackages" value="true"/>
</sqlMapGenerator>
<!-- Mapper 接口文件的位置 -->
<javaClientGenerator targetPackage="com.mrcoder.sbmmultidbxmldruidatomikos.mapper.slave" targetProject="src/main/java"
type="XMLMAPPER">
<property name="enableSubPackages" value="true"/>
<!--
定义Maper.java 源代码中的ByExample() 方法的可视性，可选的值有：
public;
private;
protected;
default
注意：如果 targetRuntime="MyBatis3",此参数被忽略
-->
<property name="exampleMethodVisibility" value=""/>
<!--方法名计数器Important note: this property is ignored if the target runtime is MyBatis3.-->
<property name="methodNameCalculator" value=""/>
<!--为生成的接口添加父接口-->
<property name="rootInterface" value=""/>
</javaClientGenerator>
<!-- 相关表的配置 -->
<table tableName="info" enableCountByExample="false" enableDeleteByExample="false"
enableSelectByExample="false"
enableUpdateByExample="false"/>
</context>
</generatorConfiguration>
mapper/master/StudentMapper.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.mrcoder.sbmmultidbxmldruidatomikos.mapper.master.StudentMapper">
<resultMap id="BaseResultMap" type="com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student">
<id column="id" property="id" jdbcType="INTEGER"/>
<result column="name" property="name" jdbcType="VARCHAR"/>
<result column="age" property="age" jdbcType="INTEGER"/>
<result column="grade" property="grade" javaType="INTEGER"/>
</resultMap>
<sql id="Base_Column_List">
id, name, age, grade
</sql>
<select id="getList" resultMap="BaseResultMap">
SELECT
<include refid="Base_Column_List"/>
FROM student
</select>
<select id="getById" parameterType="java.lang.Long" resultMap="BaseResultMap">
SELECT
<include refid="Base_Column_List"/>
FROM student
WHERE id = #{id}
</select>
<insert id="insert" parameterType="com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student">
INSERT INTO
student
(age,grade,name)
VALUES
(#{age}, #{grade}, #{name})
</insert>
<update id="update" parameterType="com.mrcoder.sbmmultidbxmldruidatomikos.entity.master.Student">
UPDATE
student
SET
age = #{age},
grade = #{grade},
name = #{name}
WHERE
id = #{id}
</update>
<delete id="delete" parameterType="java.lang.Long">
DELETE FROM
student
WHERE
id =#{id}
</delete>
</mapper>
mapper/slave/TeacherMapper.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.mrcoder.sbmmultidbxmldruidatomikos.mapper.slave.TeacherMapper">
<resultMap id="BaseResultMap" type="com.mrcoder.sbmmultidbxmldruidatomikos.entity.slave.Teacher">
<id column="id" property="id" jdbcType="INTEGER"/>
<result column="name" property="name" jdbcType="VARCHAR"/>
<result column="age" property="age" jdbcType="INTEGER"/>
<result column="course" property="course" javaType="INTEGER"/>
</resultMap>
<sql id="Base_Column_List">
id, name, age, course
</sql>
<select id="getList" resultMap="BaseResultMap">
SELECT
<include refid="Base_Column_List"/>
FROM teacher
</select>
<select id="getById" parameterType="java.lang.Long" resultMap="BaseResultMap">
SELECT
<include refid="Base_Column_List"/>
FROM teacher
WHERE id = #{id}
</select>
<insert id="insert" parameterType="com.mrcoder.sbmmultidbxmldruidatomikos.entity.slave.Teacher">
INSERT INTO
teacher
(age,course,name)
VALUES
(#{age}, #{course}, #{name})
</insert>
<update id="update" parameterType="com.mrcoder.sbmmultidbxmldruidatomikos.entity.slave.Teacher">
UPDATE
teacher
SET
age = #{age},
course = #{course},
name = #{name}
WHERE
id = #{id}
</update>
<delete id="delete" parameterType="java.lang.Long">
DELETE FROM
teacher
WHERE
id =#{id}
</delete>
</mapper>
application.yml
## 公共配置start
## 配置数据源相关信息
spring:
## 环境配置
profiles:
active: dev
## 数据源设置
datasource:
type: com.alibaba.druid.pool.xa.DruidXADataSource
druid:
## 连接池配置
master:
## JDBC配置
name: master
url: jdbc:mysql://192.168.145.131:3306/test?useUnicode=true&characterEncoding=UTF-8&useSSL=false&autoReconnect=true&failOverReadOnly=false&serverTimezone=GMT%2B8
username: root
password: 123456
driver-class-name: com.mysql.cj.jdbc.Driver
filters: stat
maxActive: 20
initialSize: 1
maxWait: 60000
minIdle: 1
timeBetweenEvictionRunsMillis: 60000
minEvictableIdleTimeMillis: 300000
validationQuery: select 'x'
testWhileIdle: true
testOnBorrow: true
testOnReturn: true
poolPreparedStatements: true
maxOpenPreparedStatements: 20
slave:
## JDBC配置
name: slave
url: jdbc:mysql://192.168.145.131:3306/test2?useUnicode=true&characterEncoding=UTF-8&useSSL=false&autoReconnect=true&failOverReadOnly=false&serverTimezone=GMT%2B8
username: root
password: 123456
driver-class-name: com.mysql.cj.jdbc.Driver
filters: stat
maxActive: 20
initialSize: 1
maxWait: 60000
minIdle: 1
timeBetweenEvictionRunsMillis: 60000
minEvictableIdleTimeMillis: 300000
validationQuery: select 'x'
testWhileIdle: true
testOnBorrow: true
testOnReturn: true
poolPreparedStatements: true
maxOpenPreparedStatements: 20
redis:
host: 127.0.0.1 # redis服务所在的地址
port: 6379
password: # redis的密码默认为空
pool:
max-active: 8 #连接池最大连接数（使用负值表示没有限制）
max-idle: 8 #连接池最大空闲数
min-idle: 1 #连接池最小空闲数
max-wait: 60000 #获取连接的超时等待事件
timeout: 30000 #连接redis服务器的最大等待时间
#druid监控页面用户名和密码
druid:
name: admin
pass: admin
## 该配置节点为独立的节点
mybatis:
mapper-locations: classpath:mapper/*/*.xml # 注意：一定要对应mapper映射xml文件的所在路径
type-aliases-package: com.mrcoder.sbmmultidbxmldruidatomikos.entity # 注意：对应实体类的路径
configuration:
map-underscore-to-camel-case: true
## 公共配置 end
---
## 开发环境配置
spring:
profiles: dev
server:
port: 8080
---
## 测试环境配置
spring:
profiles: test
server:
port: 8082
---
## 生产环境配置
spring:
profiles: prod
server:
port: 8084
jta.properties
com.atomikos.icatch.service=com.atomikos.icatch.standalone.UserTransactionServiceFactory
com.atomikos.icatch.max_timeout=600000
com.atomikos.icatch.default_jta_timeout=600000
com.atomikos.icatch.log_base_dir =transaction-logs
com.atomikos.icatch.log_base_name=springboot-mybatis
com.atomikos.icatch.serial_jta_transactions=false
logback-spring.xml
<configuration debug="false" scan="true" scanPeriod="10 seconds">
<contextName>logback</contextName>
<!--输出sql语句-->
<logger name="com.mrcoder.sbjpamultidbatomikos" level="debug"/>
<property name="path" value="/logs"></property>
<property name="maxHistory" value="30"/>
<property name="maxFileSize" value="50MB"/>
<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
<filter class="ch.qos.logback.classic.filter.ThresholdFilter">
<level>debug</level>
</filter>
<encoder>
<pattern>%date %level [%thread] %logger{36} [%file : %line] %msg%n
</pattern>
</encoder>
</appender>
<appender name="debug_file" class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>logs/logback_debug.log</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!-- 每天一归档 -->
<fileNamePattern>${path}/logback_debug.log.%d{yyyy-MM-dd}-%i.zip</fileNamePattern>
<maxHistory>${maxHistory}</maxHistory>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>${maxFileSize}</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</rollingPolicy>
<encoder>
<pattern>%date %level [%thread] %logger{36} [%file : %line] %msg%n
</pattern>
</encoder>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>DEBUG</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<appender name="info_file" class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>logs/logback_info.log</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!-- 每天一归档 -->
<fileNamePattern>${path}/logback_info.log.%d{yyyy-MM-dd}-%i.zip</fileNamePattern>
<maxHistory>${maxHistory}</maxHistory>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>${maxFileSize}</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</rollingPolicy>
<encoder>
<pattern>%date %level [%thread] %logger{36} [%file : %line] %msg%n
</pattern>
</encoder>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>INFO</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<appender name="warn_file" class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>logs/logback_warn.log</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!-- 每天一归档 -->
<fileNamePattern>${path}/logback_warn.log.%d{yyyy-MM-dd}-%i.zip</fileNamePattern>
<maxHistory>${maxHistory}</maxHistory>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>${maxFileSize}</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</rollingPolicy>
<encoder>
<pattern>%date %level [%thread] %logger{36} [%file : %line] %msg%n
</pattern>
</encoder>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>WARN</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<appender name="error_file" class="ch.qos.logback.core.rolling.RollingFileAppender">
<file>logs/logback_error.log</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!-- 每天一归档 -->
<fileNamePattern>${path}/logback_error.log.%d{yyyy-MM-dd}-%i.zip</fileNamePattern>
<maxHistory>${maxHistory}</maxHistory>
<timeBasedFileNamingAndTriggeringPolicy
class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
<maxFileSize>${maxFileSize}</maxFileSize>
</timeBasedFileNamingAndTriggeringPolicy>
</rollingPolicy>
<encoder>
<pattern>%date %level [%thread] %logger{36} [%file : %line] %msg%n
</pattern>
</encoder>
<filter class="ch.qos.logback.classic.filter.LevelFilter">
<level>ERROR</level>
<onMatch>ACCEPT</onMatch>
<onMismatch>DENY</onMismatch>
</filter>
</appender>
<root>
<level value="info"/>
<appender-ref ref="console"/>
<appender-ref ref="debug_file"/>
<appender-ref ref="info_file"/>
<appender-ref ref="warn_file"/>
<appender-ref ref="error_file"/>
</root>
</configuration>
运行
http://localhost:8080/getStudentList
http://localhost:8080/getStudentListByAnno
http://localhost:8080/addStudent
http://localhost:8080/updateStudent/1
http://localhost:8080/deleteStudent/1
http://localhost:8080/transSuccess
http://localhost:8080/transRoll
http://localhost:8080/redis
项目地址
https://github.com/MrCoderStack/SpringBootDemo/tree/master/sbm-multidb-xml-druid-atomikos
https://gitee.com/MrCoderStack/SpringBootDemo/tree/master/sbm-multidb-xml-druid-atomikos
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转载于:https://my.oschina.net/u/3066875/blog/3055364
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