扩展类成员的Spring Bean验证

import org.springframework.validation.annotation.Validated;

import javax.validation.Valid;
import javax.validation.constraints.NotNull;

@Validated
public class ExtendedBean {
    @NotNull(message = "Name cannot be null")
    private String name;

    // Getters and setters

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

    public String getName() {
        return name;
    }
}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class MyController {
    @Autowired
    private ExtendedBean extendedBean;

    @PostMapping("/validate")
    public String validate(@RequestBody @Valid ExtendedBean extendedBean, BindingResult bindingResult) {
        if (bindingResult.hasErrors()) {
            // 处理验证错误
            return "Validation failed";
        }
        
        // 验证通过，继续处理逻辑
        return "Validation passed";
    }
}