Spring Boot 整合Mybatis 之 Mapper插件（自动生成XML及Mapper代码）
pom文件 主要代码
mysql
mysql-connector-java
com.github.pagehelper
pagehelper-spring-boot-starter
1.2.9
org.mybatis.generator
mybatis-generator-maven-plugin
1.3.5
mysql
mysql-connector-java
5.1.47
tk.mybatis
mapper
3.4.4
Generate MyBatis Artifacts
package
generate
true
true
src/main/resources/mybatis-generator/mybatis-generator.xml
mybatis-generator.xml(resources目录下面 在pom文件中指定)
实体类 User.java（生成代码前）
package com.wangs.model;
import java.io.Serializable;
public class User implements Serializable {
private String id;
private String name;
private String password;
private String mobile;
private Integer age;
private String dis;
private static final long serialVersionUID = 1L;
}指向生成代码命令：mvn mybatis-generator:generate
IDEA工具可使用
执行成功：
以下为生成代码：
代码结构：
UserMapper.java
package com.wangs.mapper;
import com.wangs.model.User;
import java.util.List;
public interface UserMapper {
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
int deleteByPrimaryKey(String id);
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
int insert(User record);
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
User selectByPrimaryKey(String id);
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
List selectAll();
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
int updateByPrimaryKey(User record);
}
User.java
package com.wangs.model;
import java.io.Serializable;
public class User implements Serializable {
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.id
*
* @mbg.generated
*/
private String id;
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.name
*
* @mbg.generated
*/
private String name;
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.password
*
* @mbg.generated
*/
private String password;
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.mobile
*
* @mbg.generated
*/
private String mobile;
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.age
*
* @mbg.generated
*/
private Integer age;
/**
*
* This field was generated by MyBatis Generator.
* This field corresponds to the database column user.dis
*
* @mbg.generated
*/
private String dis;
/**
* This field was generated by MyBatis Generator.
* This field corresponds to the database table user
*
* @mbg.generated
*/
private static final long serialVersionUID = 1L;
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.id
*
* @return the value of user.id
*
* @mbg.generated
*/
public String getId() {
return id;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.id
*
* @param id the value for user.id
*
* @mbg.generated
*/
public void setId(String id) {
this.id = id == null ? null : id.trim();
}
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.name
*
* @return the value of user.name
*
* @mbg.generated
*/
public String getName() {
return name;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.name
*
* @param name the value for user.name
*
* @mbg.generated
*/
public void setName(String name) {
this.name = name == null ? null : name.trim();
}
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.password
*
* @return the value of user.password
*
* @mbg.generated
*/
public String getPassword() {
return password;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.password
*
* @param password the value for user.password
*
* @mbg.generated
*/
public void setPassword(String password) {
this.password = password == null ? null : password.trim();
}
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.mobile
*
* @return the value of user.mobile
*
* @mbg.generated
*/
public String getMobile() {
return mobile;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.mobile
*
* @param mobile the value for user.mobile
*
* @mbg.generated
*/
public void setMobile(String mobile) {
this.mobile = mobile == null ? null : mobile.trim();
}
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.age
*
* @return the value of user.age
*
* @mbg.generated
*/
public Integer getAge() {
return age;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.age
*
* @param age the value for user.age
*
* @mbg.generated
*/
public void setAge(Integer age) {
this.age = age;
}
/**
* This method was generated by MyBatis Generator.
* This method returns the value of the database column user.dis
*
* @return the value of user.dis
*
* @mbg.generated
*/
public String getDis() {
return dis;
}
/**
* This method was generated by MyBatis Generator.
* This method sets the value of the database column user.dis
*
* @param dis the value for user.dis
*
* @mbg.generated
*/
public void setDis(String dis) {
this.dis = dis == null ? null : dis.trim();
}
/**
* This method was generated by MyBatis Generator.
* This method corresponds to the database table user
*
* @mbg.generated
*/
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append(getClass().getSimpleName());
sb.append(" [");
sb.append("Hash = ").append(hashCode());
sb.append(", id=").append(id);
sb.append(", name=").append(name);
sb.append(", password=").append(password);
sb.append(", mobile=").append(mobile);
sb.append(", age=").append(age);
sb.append(", dis=").append(dis);
sb.append(", serialVersionUID=").append(serialVersionUID);
sb.append("]");
return sb.toString();
}
}
UserMapper.xml
delete from user
where id = #{id,jdbcType=VARCHAR}
SELECT LAST_INSERT_ID()
insert into user (`name`, `password`, mobile,
age, dis)
values (#{name,jdbcType=VARCHAR}, #{password,jdbcType=VARCHAR}, #{mobile,jdbcType=VARCHAR},
#{age,jdbcType=INTEGER}, #{dis,jdbcType=VARCHAR})
update user
set `name` = #{name,jdbcType=VARCHAR},
`password` = #{password,jdbcType=VARCHAR},
mobile = #{mobile,jdbcType=VARCHAR},
age = #{age,jdbcType=INTEGER},
dis = #{dis,jdbcType=VARCHAR}
where id = #{id,jdbcType=VARCHAR}