配置数据库、编写SQL语句和基础类

src/main/java/top/fjy8018/shiro/dataobject/Permission.java

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+package top.fjy8018.shiro.dataobject;
+
+import lombok.Data;
+
+/**
+ * @author F嘉阳
+ * @date 2018/7/5 21:14
+ */
+@Data
+public class Permission {
+
+    private Integer pid;
+
+    private String name;
+
+    private String url;
+}

src/main/java/top/fjy8018/shiro/dataobject/Role.java

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+package top.fjy8018.shiro.dataobject;
+
+import lombok.Data;
+
+import java.util.HashSet;
+import java.util.Set;
+
+@Data
+public class Role {
+
+    private Integer rid;
+
+    private String name;
+
+    private Set<Permission> permissions = new HashSet<>();
+
+    private Set<User> users = new HashSet<>();
+}

src/main/java/top/fjy8018/shiro/dataobject/User.java

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+package top.fjy8018.shiro.dataobject;
+
+import lombok.Data;
+
+import java.util.HashSet;
+import java.util.Set;
+
+@Data
+public class User {
+
+    private Integer uid;
+
+    private String password;
+
+    private Set<Role> roles = new HashSet<>();
+
+}

src/main/java/top/fjy8018/shiro/mapper/UserMapper.java

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+package top.fjy8018.shiro.mapper;
+
+import org.apache.ibatis.annotations.Param;
+import top.fjy8018.shiro.dataobject.User;
+
+/**
+ * @author F嘉阳
+ * @date 2018/7/5 21:24
+ */
+public interface UserMapper {
+
+    User findByUsername(@Param("username") String username);
+}

src/main/java/top/fjy8018/shiro/service/Impl/UserServiceImpl.java

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+package top.fjy8018.shiro.service.Impl;
+
+import org.springframework.stereotype.Service;
+import top.fjy8018.shiro.dataobject.User;
+import top.fjy8018.shiro.mapper.UserMapper;
+import top.fjy8018.shiro.service.UserService;
+
+import javax.annotation.Resource;
+
+/**
+ * @author F嘉阳
+ * @date 2018/7/5 21:29
+ */
+@Service
+public class UserServiceImpl implements UserService {
+
+    @Resource
+    private UserMapper userMapper;
+
+    @Override
+    public User findByUsername(String username) {
+        return userMapper.findByUsername(username);
+    }
+}

src/main/java/top/fjy8018/shiro/service/UserService.java

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+package top.fjy8018.shiro.service;
+
+import top.fjy8018.shiro.dataobject.User;
+
+/**
+ * @author F嘉阳
+ * @date 2018/7/5 21:27
+ */
+public interface UserService {
+
+    User findByUsername(String username);
+}

src/main/resources/application.yml

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+spring:
+  datasource:
+    type: com.alibaba.druid.pool.DruidDataSource
+    driver-class-name: com.mysql.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/db_imis2?useUnicode=true&characterEncoding=utf-8&useSSL=true
+    username: trs
+    password: shiro

src/main/resources/mapper/UserMapper.xml

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+<?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="top.fjy8018.shiro.mapper.UserMapper">
+
+    <resultMap id="userMap" type="top.fjy8018.shiro.dataobject.User" >
+        <id property="uid" column="uid"/>
+        <result property="username" column="username" />
+        <result property="password" column="password" />
+        <collection property="roles" ofType="top.fjy8018.shiro.dataobject.Role">
+            <id property="rid" column="rid" />
+            <result property="rname" column="rname" />
+            <collection property="permission" ofType="top.fjy8018.shiro.dataobject.Permission">
+                <id property="pid" column="pid" />
+                <result property="name" column="name" />
+                <result property="url" column="url" />
+            </collection>
+        </collection>
+    </resultMap>
+    
+    <select id="findByUsername" parameterType="string" resultMap="userMap">
+
+    </select>
+</mapper>