Springboot+ajax傳輸json數組以及單條數據的方法
阿新 • • 發佈：2018-08-19
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Springboot+ajax傳輸json數組以及單條數據的方法
下面是用ajax傳輸到後臺單條以及多條數據的解析的Demo:
結構圖如下:
下面是相關的代碼:
pom.xml:
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.example</groupId> <artifactId>springboot-ssm</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>springboot-ssm</name> <description>Demo project for Spring Boot</description> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.9.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <java.version>1.8</java.version> <!--以下兩項需要如果不配置，解析themleaft 會有問題--> <thymeleaf.version>3.0.2.RELEASE</thymeleaf.version> <thymeleaf-layout-dialect.version>2.0.5</thymeleaf-layout-dialect.version> </properties> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <!--mybatis與mysql--> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>1.2.0</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> </dependency> <!--druid依賴--> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.0.25</version> </dependency> <!--添加static和templates的依賴--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-thymeleaf</artifactId> </dependency> <!--解析json--> <dependency> <groupId>net.sf.json-lib</groupId> <artifactId>json-lib</artifactId> <version>2.4</version> <classifier>jdk15</classifier> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build> </project>
StudentController:
package com.home.controller; import com.home.entity.Student; import com.home.service.StudentService; import net.sf.json.JSONArray; import net.sf.json.JSONObject; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import java.util.List; @Controller public class StudentController { @Autowired private StudentService studentService; @RequestMapping("/list") @ResponseBody public List<Student> list() { List<Student> studentList = studentService.getAllStu(); return studentList; } @RequestMapping("/tableList") public String tableList(Model model) { List<Student> studentList = studentService.getAllStu(); model.addAttribute("studentList", studentList); return "jsonArray"; } @RequestMapping("/goToAdd") public String goToAdd() { return "add"; } @RequestMapping("/add") public String add(Student stu) { studentService.insert(stu); return "result"; } @RequestMapping("/goToAddJson") public String goToAddJson() { return "json"; } @RequestMapping("/jsonArrayAdd") @ResponseBody public String jsonaAdd(@RequestParam("ids") String ids) { System.out.println(ids); JSONArray jsonArray = JSONArray.fromObject(ids); for (int i = 0; i < jsonArray.size(); i++) { JSONObject jsonObject = jsonArray.getJSONObject(i); System.out.println("json數組傳遞過來的參數為:" + "第" + i + "條:" + "\n" + jsonObject.get("id")); } return "json數組添加成功了"; } //json數組傳遞 @RequestMapping("/jsonAdd") @ResponseBody public String jsonArrayAdd(@RequestParam("ids") String ids) { JSONObject jsonObject = JSONObject.fromObject(ids); System.out.println("jsonObject==>" + jsonObject); Student stu = (Student) JSONObject.toBean(jsonObject, Student.class); System.out.println("stu==>" + stu); return "成功了!"; } }
Student:
package com.home.entity; import java.io.Serializable; public class Student implements Serializable { private Integer id; private String name; private Integer age; 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 Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } @Override public String toString() { return "Student{" + "id=" + id + ", name='" + name + '\'' + ", age=" + age + '}'; } }
StudentMapper:
package com.home.mapper;
import com.home.entity.Student;
import org.apache.ibatis.annotations.Mapper;
import java.util.List;
@Mapper
public interface StudentMapper {
List<Student> getAllStu();
int deleteByPrimaryKey(Integer id);
int insert(Student record);
int insertSelective(Student record);
Student selectByPrimaryKey(Integer id);
int updateByPrimaryKeySelective(Student record);
int updateByPrimaryKey(Student record);
}
StudentService:
package com.home.service;
import com.home.entity.Student;
import java.util.List;
public interface StudentService {
List<Student> getAllStu();
void insert(Student stu);
}
StudentServiceImpl:
package com.home.service.impl;
import com.home.entity.Student;
import com.home.mapper.StudentMapper;
import com.home.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.util.List;
@Service
public class StudentServiceImpl implements StudentService {
@Resource
private StudentMapper studentMapper;
@Override
public List<Student> getAllStu() {
return studentMapper.getAllStu();
}
@Override
public void insert(Student stu) {
studentMapper.insert(stu);
}
}
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.home.mapper.StudentMapper" >
<resultMap id="BaseResultMap" type="com.home.entity.Student" >
<id column="id" property="id" jdbcType="INTEGER" />
<result column="name" property="name" jdbcType="VARCHAR" />
<result column="age" property="age" jdbcType="INTEGER" />
</resultMap>
<sql id="Base_Column_List" >
id, name, age
</sql>
<select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.Integer" >
select
<include refid="Base_Column_List" />
from student
where id = #{id,jdbcType=INTEGER}
</select>
<delete id="deleteByPrimaryKey" parameterType="java.lang.Integer" >
delete from student
where id = #{id,jdbcType=INTEGER}
</delete>
<insert id="insert" parameterType="com.home.entity.Student" >
insert into student (id, name, age
)
values (#{id,jdbcType=INTEGER}, #{name,jdbcType=VARCHAR}, #{age,jdbcType=INTEGER}
)
</insert>
<insert id="insertSelective" parameterType="com.home.entity.Student" >
insert into student
<trim prefix="(" suffix=")" suffixOverrides="," >
<if test="id != null" >
id,
</if>
<if test="name != null" >
name,
</if>
<if test="age != null" >
age,
</if>
</trim>
<trim prefix="values (" suffix=")" suffixOverrides="," >
<if test="id != null" >
#{id,jdbcType=INTEGER},
</if>
<if test="name != null" >
#{name,jdbcType=VARCHAR},
</if>
<if test="age != null" >
#{age,jdbcType=INTEGER},
</if>
</trim>
</insert>
<update id="updateByPrimaryKeySelective" parameterType="com.home.entity.Student" >
update student
<set >
<if test="name != null" >
name = #{name,jdbcType=VARCHAR},
</if>
<if test="age != null" >
age = #{age,jdbcType=INTEGER},
</if>
</set>
where id = #{id,jdbcType=INTEGER}
</update>
<update id="updateByPrimaryKey" parameterType="com.home.entity.Student" >
update student
set name = #{name,jdbcType=VARCHAR},
age = #{age,jdbcType=INTEGER}
where id = #{id,jdbcType=INTEGER}
</update>
<select id="getAllStu" resultType="com.home.entity.Student">
select * from student
</select>
</mapper>SqlMapperConfig.xml:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
<!-- <settings> 開啟二級緩存 <setting name="cacheEnabled" value="true" /> </settings> -->
<!-- 只需要定義個別名,這個應該有 -->
<!-- springboot集成pageHelper(Java配置未註入的時候可以用下面配置) -->
<!-- <plugins>
com.github.pagehelper為PageHelper類所在包名
<plugin interceptor="com.github.pagehelper.PageInterceptor">
使用下面的方式配置參數，後面會有所有的參數介紹
<property name="helperDialect" value="mysql" />
</plugin>
</plugins> -->
</configuration>json.html:
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<meta charset="UTF-8">
<title>Title</title>
<!--<script src="${pageContxt.request.contextPath}/jquery-3.3.1/jquery-3.3.1.min.js"></script>-->
<script type="text/javascript" th:src="@{../static/jquery-3.3.1/jquery-3.3.1.min.js}"></script>
</head>
<body>
<p>這個頁面使用的是json的傳輸:</p>
<form th:action="@{/} " th:method="post">
id:<input id="id" type="text" name="id"><br/>
name:<input id="name" type="text" name="name"><br/>
age:<input id="age" type="text" name="age"><br/>
</form>
<button onclick="tijiao()">提交json</button>
<script>
function tijiao() {
var id = $("#id").val().trim();
var name = $("#name").val().trim();
var age = $("#age").val().trim();
console.log("id:" + id + " name:" + name + " age:" + age);
var stu = {
id:id,name:name,age:age
}
$.ajax({
type:"post",
url:"/jsonAdd",
datatype:"json",
data:{ids:JSON.stringify(stu)},
success:function(data){
alert(data) ;
}
});
}
</script>
</body>
</html>jsonArray.html:
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script type="text/javascript" th:src="@{../static/jquery-3.3.1/jquery-3.3.1.min.js}"></script>
</head>
<body>
<table border="1" id="stuTable">
<tr>
<td>是否選中</td>
<td>編號</td>
<td>姓名</td>
<td>年齡</td>
</tr>
<tr th:each="stu:${studentList}">
<td><input th:type="checkbox" th:name="id" th:value="${stu.id}"></td>
<td th:text="${stu.id}">編號</td>
<td th:text="${stu.name}">姓名</td>
<td th:text="${stu.age}">年齡</td>
</tr>
</table>
<button id="pltj">批量提交</button>
<script>
$("#pltj").click(
function () {
var checkbox = $("#stuTable").find(":checked");
console.log(checkbox);
if (checkbox == 0) {
return;
} else {
var str = [];
for (var i = 0; i < checkbox.length; i++) {
var ck = checkbox[i];
var a = $(ck).val().trim();
str.push({id: a});
console.log("str==>" + str);
}
$.ajax({
url: "/jsonArrayAdd",
datatype: "json",
data: {ids: JSON.stringify(str)},
success: function (data) {
alert(data);
}
});
}
});
</script>
</body>
</html>application.properties:
#server.port=80
logging.level.org.springframework=DEBUG
#springboot mybatis
#jiazai mybatis peizhiwenjian
mybatis.mapper-locations = classpath:mapper/*Mapper.xml
mybatis.config-location = classpath:mybatis/sqlMapperConfig.xml
#mybatis.type-aliases-package = com.demo.bean
#shujuyuan
spring.datasource.driver-class-name= com.mysql.jdbc.Driver
spring.datasource.url = jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf-8
spring.datasource.username = *******
spring.datasource.password = *******
spring.thymeleaf.prefix=classpath:/templates/運行後選擇兩項,可以得到選中的那一行的id值,進行批量操作了:
Springboot+ajax傳輸json數組以及單條數據的方法