js向java传值

const data = { key1: 'value1', key2: 'value2' };

fetch('http://your-java-backend/api/endpoint', {
    method: 'POST',
    headers: {
        'Content-Type': 'application/json'
    },
    body: JSON.stringify(data)
})
.then(response => response.json())
.then(data => {
    console.log('Success:', data);
})
.catch((error) => {
    console.error('Error:', error);
});

@RestController
@RequestMapping("/api")
public class YourController {

    @PostMapping("/endpoint")
    public ResponseEntity<?> handleRequest(@RequestBody YourJavaClass data) {
        // 处理接收到的数据
        System.out.println(data.getKey1());
        System.out.println(data.getKey2());

        // 返回响应
        return ResponseEntity.ok("Data received successfully");
    }
}

class YourJavaClass {
    private String key1;
    private String key2;

    // Getters and setters
}

@CrossOrigin(origins = "http://your-js-frontend")
@RestController
// ... 其他代码