文档模版

接龙/demo/src/main/java/com/example/demo/controller/DragonController.java

@@ -1,2 +1,42 @@
-package com.example.demo.controller;public class DragonController {
+package com.example.demo.controller;
+
+import com.example.demo.common.util.FormatResponseUtil;
+import com.example.demo.common.util.ResponseResult;
+import com.example.demo.domain.Dragon;
+import com.example.demo.service.impl.DragonServiceImpl;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/dragon")
+public class DragonController {
+    @Autowired(required = false)
+    DragonServiceImpl dragonService;
+
+    @GetMapping("/dragonList")
+    public ResponseResult queryAll(){
+        return FormatResponseUtil.formatResponse(dragonService.queryAll());
+    }
+
+    @PostMapping("/addDragon")
+    public ResponseResult addDragon(@RequestBody Dragon dragon){
+        //System.out.println("1111111111");
+        return FormatResponseUtil.formatResponse(dragonService.save(dragon));
+    }
+
+    @DeleteMapping("/delete")//这里执行的是物理删除
+    public ResponseResult delTDragonById(Integer id){
+        return FormatResponseUtil.formatResponse(dragonService.delDragonById(id));
+    }
+
+    @GetMapping("/one")
+    public ResponseResult queryById(int id){
+        return FormatResponseUtil.formatResponse(dragonService.queryDragonById(id));
+    }
+
+    @PostMapping("/dragonInfo")
+    public ResponseResult updateArea(@RequestBody Dragon dragon){
+        return FormatResponseUtil.formatResponse(dragonService.updateById(dragon));
+    }
+
 }

接龙/demo/src/main/java/com/example/demo/domain/Dragon.java

@@ -1,2 +1,89 @@
-package com.example.demo.domain;public class Dragon {
+package com.example.demo.domain;
+
+import com.baomidou.mybatisplus.annotation.FieldFill;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonFormat;
+
+import java.time.LocalDateTime;
+
+public class Dragon {
+    private static final long serialVersionUID = 1L;
+
+    public static final String CREATE_TIME = "createTime";
+    public static final String MODIFIED_TIME = "lastEditTime";
+
+    @TableId(value = "id", type = IdType.AUTO)
+    private Integer id;
+
+    private String name;
+    /*
+     * 任务内容
+     * */
+    private String property;
+
+    /**
+     * 创建时间戳
+     */
+    @TableField(fill = FieldFill.INSERT)
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private LocalDateTime createTime;
+
+    /**
+     * 最后修改时间戳
+     */
+    @TableField(fill = FieldFill.UPDATE)
+    private LocalDateTime lastEditTime;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getProperty() {
+        return property;
+    }
+
+    public void setProperty(String property) {
+        this.property = property;
+    }
+
+    public LocalDateTime getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(LocalDateTime createTime) {
+        this.createTime = createTime;
+    }
+
+    public LocalDateTime getLastEditTime() {
+        return lastEditTime;
+    }
+
+    public void setLastEditTime(LocalDateTime lastEditTime) {
+        this.lastEditTime = lastEditTime;
+    }
+
+    @Override
+    public String toString() {
+        return "Dragon{" +
+                "id=" + id +
+                ", name=" + name +
+                ", priority=" + property +
+                ", createTime=" + createTime +
+                ", lastEditTime=" + lastEditTime +
+                "}";
+    }
 }

接龙/demo/src/main/java/com/example/demo/mapper/DragonMapper.java

@@ -1,4 +1,12 @@
 package com.example.demo.mapper;
 
-public interface DragonInterface {
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.example.demo.domain.Dragon;
+
+/**
+ * 和数据库的连接层
+ *
+ *
+ */
+public interface DragonMapper extends BaseMapper<Dragon> {
 }

接龙/demo/src/main/java/com/example/demo/mapper/xml/DragonMapper.xml

@@ -0,0 +1,5 @@
+<?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.example.demo.mapper.DragonMapper">
+
+</mapper>

接龙/demo/src/main/java/com/example/demo/service/IDragonService.java

@@ -4,7 +4,10 @@ import com.example.demo.domain.Dragon;
 
 import java.util.List;
 
-public interface DragonService {
+/**
+ * 面向数据库的接口
+ */
+public interface IDragonService {
     /**
      * 查询所有Area
      */

接龙/demo/src/main/java/com/example/demo/service/impl/DragonServiceImpl.java

@@ -1,2 +1,41 @@
-package com.example.demo.service.impl;public class DragonServiceImpl {
+package com.example.demo.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.example.demo.domain.Dragon;
+import com.example.demo.mapper.DragonMapper;
+import com.example.demo.service.IDragonService;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import java.util.List;
+
+public class DragonServiceImpl extends ServiceImpl<DragonMapper, Dragon> implements IDragonService {
+
+
+    @Autowired(required = false)
+    DragonMapper dragonMapper;
+
+    @Override
+    public List<Dragon> queryAll() {
+        LambdaQueryWrapper<Dragon> wrapper = Wrappers.lambdaQuery();
+        wrapper.orderByAsc(Dragon::getId);
+        List<Dragon> dragonList = dragonMapper.selectList(wrapper);
+        return dragonList;
+    }
+
+    @Override
+    public Dragon queryDragonById(int id) {
+        Dragon dragon = dragonMapper.selectById(id);
+        return dragon;
+    }
+
+
+    @Override
+    public boolean delDragonById(int id) {
+        boolean ans;
+        int i = dragonMapper.deleteById(id);
+        return ans = i>0 ? true:false;
+    }
+
 }