Java中使用JSON数组实现数据的批量操作。

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.x.x</version>
</dependency>

public class Student {
    private String name;
    private int age;
  
    // 构造函数、Getter和Setter方法等省略
}

import com.fasterxml.jackson.databind.ObjectMapper;

import java.util.ArrayList;
import java.util.List;

public class BatchOperationExample {
    public static void main(String[] args) {
        try {
            ObjectMapper mapper = new ObjectMapper();
            
            // 模拟从外部获取的JSON数组数据
            String json = "[{"name":"张三","age":18},{"name":"李四","age":20}]";
            
            // 将JSON数组转换为Java对象数组
            Student[] students = mapper.readValue(json, Student[].class);
            
            // 创建学生列表
            List<Student> studentList = new ArrayList<>();
            
            // 将学生对象添加到学生列表中
            for (Student student : students) {
                studentList.add(student);
            }
            
            // 输出学生列表信息
            for (Student student : studentList) {
                System.out.println("姓名：" + student.getName() + "，年龄：" + student.getAge());
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}