通过使用spring boot插入来自循环的所有数据来创建JSON数组

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

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

@RestController
public class DataController {

    @GetMapping("/data")
    public List<DataItem> getData() {
        List<DataItem> dataItems = new ArrayList<>();
        for (int i = 0; i < 10; i++) {
            dataItems.add(new DataItem("Item " + i, i * 10));
        }
        return dataItems;
    }

    public static class DataItem {
        private String name;
        private int value;

        public DataItem(String name, int value) {
            this.name = name;
            this.value = value;
        }

        // Getters and setters (required for JSON serialization)
        public String getName() {
            return name;
        }

        public void setName(String name) {
            this.name = name;
        }

        public int getValue() {
            return value;
        }

        public void setValue(int value) {
            this.value = value;
        }
    }
}

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import reactor.core.publisher.Flux;

@RestController
public class DataController {

    @GetMapping(value = "/stream-data", produces = "application/stream+json")
    public Flux<DataItem> streamData() {
        return Flux.range(0, 100)
                   .map(i -> new DataItem("Item " + i, i * 10));
    }
}